/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-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix020_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 09:58:53,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 09:58:53,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 09:58:53,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 09:58:53,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 09:58:53,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 09:58:53,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 09:58:53,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 09:58:53,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 09:58:53,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 09:58:53,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 09:58:53,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 09:58:53,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 09:58:53,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 09:58:53,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 09:58:53,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 09:58:53,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 09:58:53,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 09:58:53,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 09:58:53,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 09:58:53,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 09:58:53,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 09:58:53,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 09:58:53,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 09:58:53,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 09:58:53,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 09:58:53,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 09:58:53,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 09:58:53,263 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-03-26 09:58:53,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 09:58:53,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 09:58:53,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 09:58:53,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 09:58:53,305 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 09:58:53,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 09:58:53,305 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 09:58:53,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 09:58:53,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 09:58:53,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 09:58:53,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 09:58:53,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 09:58:53,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 09:58:53,307 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 09:58:53,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 09:58:53,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 09:58:53,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 09:58:53,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 09:58:53,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 09:58:53,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 09:58:53,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 09:58:53,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 09:58:53,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 09:58:53,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 09:58:53,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 09:58:53,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 09:58:53,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 09:58:53,310 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 09:58:53,310 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 09:58:53,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 09:58:53,310 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 09:58:53,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 09:58:53,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 09:58:53,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 09:58:53,684 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 09:58:53,685 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 09:58:53,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix020_tso.opt.i [2021-03-26 09:58:53,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e3e0790/2738dd45cbf5440b9806389857d66fa7/FLAG3ce9d8b31 [2021-03-26 09:58:54,348 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 09:58:54,355 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020_tso.opt.i [2021-03-26 09:58:54,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e3e0790/2738dd45cbf5440b9806389857d66fa7/FLAG3ce9d8b31 [2021-03-26 09:58:54,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e3e0790/2738dd45cbf5440b9806389857d66fa7 [2021-03-26 09:58:54,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 09:58:54,732 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 09:58:54,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 09:58:54,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 09:58:54,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 09:58:54,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 09:58:54" (1/1) ... [2021-03-26 09:58:54,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7582b9da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:54, skipping insertion in model container [2021-03-26 09:58:54,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 09:58:54" (1/1) ... [2021-03-26 09:58:54,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 09:58:54,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 09:58:54,943 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/mix020_tso.opt.i[948,961] [2021-03-26 09:58:55,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 09:58:55,114 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 09:58:55,126 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/mix020_tso.opt.i[948,961] [2021-03-26 09:58:55,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 09:58:55,280 INFO L208 MainTranslator]: Completed translation [2021-03-26 09:58:55,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55 WrapperNode [2021-03-26 09:58:55,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 09:58:55,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 09:58:55,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 09:58:55,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 09:58:55,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (1/1) ... [2021-03-26 09:58:55,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (1/1) ... [2021-03-26 09:58:55,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 09:58:55,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 09:58:55,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 09:58:55,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 09:58:55,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (1/1) ... [2021-03-26 09:58:55,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (1/1) ... [2021-03-26 09:58:55,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (1/1) ... [2021-03-26 09:58:55,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (1/1) ... [2021-03-26 09:58:55,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (1/1) ... [2021-03-26 09:58:55,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (1/1) ... [2021-03-26 09:58:55,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (1/1) ... [2021-03-26 09:58:55,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 09:58:55,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 09:58:55,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 09:58:55,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 09:58:55,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (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 [2021-03-26 09:58:55,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 09:58:55,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 09:58:55,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 09:58:55,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 09:58:55,489 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-26 09:58:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-26 09:58:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-26 09:58:55,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-26 09:58:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-26 09:58:55,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-26 09:58:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-26 09:58:55,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-26 09:58:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 09:58:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 09:58:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 09:58:55,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 09:58:55,492 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 09:58:57,644 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 09:58:57,645 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-26 09:58:57,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 09:58:57 BoogieIcfgContainer [2021-03-26 09:58:57,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 09:58:57,648 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 09:58:57,648 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 09:58:57,650 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 09:58:57,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 09:58:54" (1/3) ... [2021-03-26 09:58:57,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4768a61a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 09:58:57, skipping insertion in model container [2021-03-26 09:58:57,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:58:55" (2/3) ... [2021-03-26 09:58:57,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4768a61a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 09:58:57, skipping insertion in model container [2021-03-26 09:58:57,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 09:58:57" (3/3) ... [2021-03-26 09:58:57,653 INFO L111 eAbstractionObserver]: Analyzing ICFG mix020_tso.opt.i [2021-03-26 09:58:57,671 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 09:58:57,679 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-26 09:58:57,679 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 09:58:57,753 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,753 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,754 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,754 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,754 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,754 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,754 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,754 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,754 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,755 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,755 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,755 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,755 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,755 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,756 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,756 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,757 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,757 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,757 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,758 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,771 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,771 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,772 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,772 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,772 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,772 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,772 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,773 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,789 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,790 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,793 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,794 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,798 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,798 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,800 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,803 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,803 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,803 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,803 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:58:57,804 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-26 09:58:57,822 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-26 09:58:57,839 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 09:58:57,840 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 09:58:57,840 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 09:58:57,840 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 09:58:57,840 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 09:58:57,840 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 09:58:57,840 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 09:58:57,840 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 09:58:57,850 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 115 transitions, 250 flow [2021-03-26 09:58:57,905 INFO L129 PetriNetUnfolder]: 2/111 cut-off events. [2021-03-26 09:58:57,906 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:58:57,909 INFO L84 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 111 events. 2/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 77 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 74. Up to 2 conditions per place. [2021-03-26 09:58:57,910 INFO L82 GeneralOperation]: Start removeDead. Operand has 126 places, 115 transitions, 250 flow [2021-03-26 09:58:57,913 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 122 places, 111 transitions, 234 flow [2021-03-26 09:58:57,915 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:58:57,928 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 122 places, 111 transitions, 234 flow [2021-03-26 09:58:57,933 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 122 places, 111 transitions, 234 flow [2021-03-26 09:58:57,937 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 111 transitions, 234 flow [2021-03-26 09:58:57,971 INFO L129 PetriNetUnfolder]: 2/111 cut-off events. [2021-03-26 09:58:57,972 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:58:57,973 INFO L84 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 111 events. 2/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 79 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 74. Up to 2 conditions per place. [2021-03-26 09:58:57,976 INFO L142 LiptonReduction]: Number of co-enabled transitions 2394 [2021-03-26 09:58:59,397 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-26 09:58:59,874 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-26 09:58:59,992 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-26 09:59:01,399 INFO L154 LiptonReduction]: Checked pairs total: 3759 [2021-03-26 09:59:01,400 INFO L156 LiptonReduction]: Total number of compositions: 73 [2021-03-26 09:59:01,402 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3488 [2021-03-26 09:59:01,424 INFO L129 PetriNetUnfolder]: 0/32 cut-off events. [2021-03-26 09:59:01,424 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:59:01,424 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:01,425 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:01,425 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:01,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:01,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1799313530, now seen corresponding path program 1 times [2021-03-26 09:59:01,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:01,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561799224] [2021-03-26 09:59:01,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:01,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:01,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:59:01,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:01,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:01,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:01,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561799224] [2021-03-26 09:59:01,735 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:01,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 09:59:01,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169704600] [2021-03-26 09:59:01,742 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 09:59:01,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:01,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 09:59:01,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 09:59:01,757 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 188 [2021-03-26 09:59:01,763 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 46 transitions, 104 flow. Second operand has 3 states, 3 states have (on average 169.66666666666666) internal successors, (509), 3 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:01,763 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:01,763 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 188 [2021-03-26 09:59:01,764 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:01,823 INFO L129 PetriNetUnfolder]: 13/83 cut-off events. [2021-03-26 09:59:01,824 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:59:01,827 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 83 events. 13/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 233 event pairs, 5 based on Foata normal form. 7/85 useless extension candidates. Maximal degree in co-relation 102. Up to 25 conditions per place. [2021-03-26 09:59:01,829 INFO L132 encePairwiseOnDemand]: 184/188 looper letters, 6 selfloop transitions, 2 changer transitions 0/45 dead transitions. [2021-03-26 09:59:01,829 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 45 transitions, 118 flow [2021-03-26 09:59:01,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 09:59:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 09:59:01,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 518 transitions. [2021-03-26 09:59:01,857 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9184397163120568 [2021-03-26 09:59:01,858 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 518 transitions. [2021-03-26 09:59:01,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 518 transitions. [2021-03-26 09:59:01,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:01,864 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 518 transitions. [2021-03-26 09:59:01,869 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:01,884 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 188.0) internal successors, (752), 4 states have internal predecessors, (752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:01,885 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 188.0) internal successors, (752), 4 states have internal predecessors, (752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:01,887 INFO L185 Difference]: Start difference. First operand has 58 places, 46 transitions, 104 flow. Second operand 3 states and 518 transitions. [2021-03-26 09:59:01,888 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 45 transitions, 118 flow [2021-03-26 09:59:01,890 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 45 transitions, 114 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-26 09:59:01,892 INFO L241 Difference]: Finished difference. Result has 54 places, 43 transitions, 98 flow [2021-03-26 09:59:01,893 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=188, PETRI_DIFFERENCE_MINUEND_FLOW=94, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=98, PETRI_PLACES=54, PETRI_TRANSITIONS=43} [2021-03-26 09:59:01,894 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -4 predicate places. [2021-03-26 09:59:01,894 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:01,894 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 43 transitions, 98 flow [2021-03-26 09:59:01,895 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 43 transitions, 98 flow [2021-03-26 09:59:01,896 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 43 transitions, 98 flow [2021-03-26 09:59:01,904 INFO L129 PetriNetUnfolder]: 0/43 cut-off events. [2021-03-26 09:59:01,904 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:59:01,905 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55 conditions, 43 events. 0/43 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 36 event pairs, 0 based on Foata normal form. 0/42 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 09:59:01,906 INFO L142 LiptonReduction]: Number of co-enabled transitions 440 [2021-03-26 09:59:02,395 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-26 09:59:02,525 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-26 09:59:03,863 INFO L154 LiptonReduction]: Checked pairs total: 1334 [2021-03-26 09:59:03,864 INFO L156 LiptonReduction]: Total number of compositions: 14 [2021-03-26 09:59:03,864 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1970 [2021-03-26 09:59:03,865 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 29 transitions, 70 flow [2021-03-26 09:59:03,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 169.66666666666666) internal successors, (509), 3 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:03,866 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:03,869 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:03,869 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 09:59:03,869 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:03,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:03,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1766782407, now seen corresponding path program 1 times [2021-03-26 09:59:03,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:03,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210606251] [2021-03-26 09:59:03,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:03,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:03,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:59:03,967 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-26 09:59:03,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 09:59:03,978 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-26 09:59:03,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 09:59:03,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:03,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210606251] [2021-03-26 09:59:03,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:03,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:59:03,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80956047] [2021-03-26 09:59:03,986 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:59:03,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:03,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:59:03,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:59:03,988 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 202 [2021-03-26 09:59:03,988 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 29 transitions, 70 flow. Second operand has 4 states, 4 states have (on average 165.25) internal successors, (661), 4 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:03,989 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:03,989 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 202 [2021-03-26 09:59:03,989 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:04,136 INFO L129 PetriNetUnfolder]: 296/599 cut-off events. [2021-03-26 09:59:04,136 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:59:04,138 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1083 conditions, 599 events. 296/599 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 3344 event pairs, 62 based on Foata normal form. 0/544 useless extension candidates. Maximal degree in co-relation 1070. Up to 221 conditions per place. [2021-03-26 09:59:04,141 INFO L132 encePairwiseOnDemand]: 193/202 looper letters, 8 selfloop transitions, 7 changer transitions 14/48 dead transitions. [2021-03-26 09:59:04,141 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 48 transitions, 166 flow [2021-03-26 09:59:04,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 09:59:04,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 09:59:04,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 850 transitions. [2021-03-26 09:59:04,144 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8415841584158416 [2021-03-26 09:59:04,144 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 850 transitions. [2021-03-26 09:59:04,144 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 850 transitions. [2021-03-26 09:59:04,144 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:04,144 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 850 transitions. [2021-03-26 09:59:04,146 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 170.0) internal successors, (850), 5 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:04,148 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 202.0) internal successors, (1212), 6 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:04,149 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 202.0) internal successors, (1212), 6 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:04,149 INFO L185 Difference]: Start difference. First operand has 40 places, 29 transitions, 70 flow. Second operand 5 states and 850 transitions. [2021-03-26 09:59:04,149 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 48 transitions, 166 flow [2021-03-26 09:59:04,150 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 48 transitions, 162 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 09:59:04,151 INFO L241 Difference]: Finished difference. Result has 46 places, 34 transitions, 130 flow [2021-03-26 09:59:04,151 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=66, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=130, PETRI_PLACES=46, PETRI_TRANSITIONS=34} [2021-03-26 09:59:04,151 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -12 predicate places. [2021-03-26 09:59:04,151 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:04,152 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 34 transitions, 130 flow [2021-03-26 09:59:04,152 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 34 transitions, 130 flow [2021-03-26 09:59:04,152 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 34 transitions, 130 flow [2021-03-26 09:59:04,192 INFO L129 PetriNetUnfolder]: 152/372 cut-off events. [2021-03-26 09:59:04,193 INFO L130 PetriNetUnfolder]: For 88/101 co-relation queries the response was YES. [2021-03-26 09:59:04,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 863 conditions, 372 events. 152/372 cut-off events. For 88/101 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 2188 event pairs, 69 based on Foata normal form. 0/359 useless extension candidates. Maximal degree in co-relation 849. Up to 221 conditions per place. [2021-03-26 09:59:04,198 INFO L142 LiptonReduction]: Number of co-enabled transitions 366 [2021-03-26 09:59:05,216 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-03-26 09:59:05,376 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-26 09:59:05,704 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-03-26 09:59:05,880 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-26 09:59:05,892 INFO L154 LiptonReduction]: Checked pairs total: 567 [2021-03-26 09:59:05,893 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 09:59:05,893 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1742 [2021-03-26 09:59:05,894 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 31 transitions, 124 flow [2021-03-26 09:59:05,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 165.25) internal successors, (661), 4 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:05,894 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:05,894 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:05,894 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 09:59:05,895 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:05,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:05,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1568517898, now seen corresponding path program 1 times [2021-03-26 09:59:05,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:05,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570189819] [2021-03-26 09:59:05,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:05,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:05,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:05,982 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-26 09:59:05,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 09:59:06,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:06,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570189819] [2021-03-26 09:59:06,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:06,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 09:59:06,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532332175] [2021-03-26 09:59:06,005 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:59:06,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:06,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:59:06,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:59:06,010 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 205 [2021-03-26 09:59:06,011 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 31 transitions, 124 flow. Second operand has 4 states, 4 states have (on average 170.0) internal successors, (680), 4 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,011 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:06,011 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 205 [2021-03-26 09:59:06,012 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:06,081 INFO L129 PetriNetUnfolder]: 122/283 cut-off events. [2021-03-26 09:59:06,081 INFO L130 PetriNetUnfolder]: For 132/367 co-relation queries the response was YES. [2021-03-26 09:59:06,082 INFO L84 FinitePrefix]: Finished finitePrefix Result has 906 conditions, 283 events. 122/283 cut-off events. For 132/367 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 1354 event pairs, 12 based on Foata normal form. 3/277 useless extension candidates. Maximal degree in co-relation 893. Up to 181 conditions per place. [2021-03-26 09:59:06,084 INFO L132 encePairwiseOnDemand]: 197/205 looper letters, 13 selfloop transitions, 8 changer transitions 0/38 dead transitions. [2021-03-26 09:59:06,084 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 38 transitions, 208 flow [2021-03-26 09:59:06,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 09:59:06,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 09:59:06,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 693 transitions. [2021-03-26 09:59:06,086 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8451219512195122 [2021-03-26 09:59:06,087 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 693 transitions. [2021-03-26 09:59:06,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 693 transitions. [2021-03-26 09:59:06,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:06,087 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 693 transitions. [2021-03-26 09:59:06,089 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 173.25) internal successors, (693), 4 states have internal predecessors, (693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,090 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 205.0) internal successors, (1025), 5 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,091 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 205.0) internal successors, (1025), 5 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,091 INFO L185 Difference]: Start difference. First operand has 40 places, 31 transitions, 124 flow. Second operand 4 states and 693 transitions. [2021-03-26 09:59:06,091 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 38 transitions, 208 flow [2021-03-26 09:59:06,094 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 38 transitions, 168 flow, removed 9 selfloop flow, removed 4 redundant places. [2021-03-26 09:59:06,095 INFO L241 Difference]: Finished difference. Result has 42 places, 35 transitions, 156 flow [2021-03-26 09:59:06,095 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=98, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=156, PETRI_PLACES=42, PETRI_TRANSITIONS=35} [2021-03-26 09:59:06,096 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -16 predicate places. [2021-03-26 09:59:06,096 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:06,096 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 35 transitions, 156 flow [2021-03-26 09:59:06,097 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 35 transitions, 156 flow [2021-03-26 09:59:06,097 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 35 transitions, 156 flow [2021-03-26 09:59:06,145 INFO L129 PetriNetUnfolder]: 122/297 cut-off events. [2021-03-26 09:59:06,145 INFO L130 PetriNetUnfolder]: For 147/169 co-relation queries the response was YES. [2021-03-26 09:59:06,146 INFO L84 FinitePrefix]: Finished finitePrefix Result has 723 conditions, 297 events. 122/297 cut-off events. For 147/169 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 1549 event pairs, 52 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 711. Up to 181 conditions per place. [2021-03-26 09:59:06,149 INFO L142 LiptonReduction]: Number of co-enabled transitions 402 [2021-03-26 09:59:06,178 INFO L154 LiptonReduction]: Checked pairs total: 374 [2021-03-26 09:59:06,178 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:59:06,179 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 83 [2021-03-26 09:59:06,180 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 35 transitions, 156 flow [2021-03-26 09:59:06,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 170.0) internal successors, (680), 4 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,180 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:06,181 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:06,181 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 09:59:06,181 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:06,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:06,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1219750205, now seen corresponding path program 1 times [2021-03-26 09:59:06,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:06,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922191864] [2021-03-26 09:59:06,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:06,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:06,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:06,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:06,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922191864] [2021-03-26 09:59:06,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:06,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 09:59:06,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536697122] [2021-03-26 09:59:06,279 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 09:59:06,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:06,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 09:59:06,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 09:59:06,282 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 205 [2021-03-26 09:59:06,282 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 35 transitions, 156 flow. Second operand has 3 states, 3 states have (on average 183.66666666666666) internal successors, (551), 3 states have internal predecessors, (551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,283 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:06,283 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 205 [2021-03-26 09:59:06,283 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:06,324 INFO L129 PetriNetUnfolder]: 106/259 cut-off events. [2021-03-26 09:59:06,324 INFO L130 PetriNetUnfolder]: For 232/328 co-relation queries the response was YES. [2021-03-26 09:59:06,325 INFO L84 FinitePrefix]: Finished finitePrefix Result has 702 conditions, 259 events. 106/259 cut-off events. For 232/328 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 1261 event pairs, 32 based on Foata normal form. 6/257 useless extension candidates. Maximal degree in co-relation 688. Up to 161 conditions per place. [2021-03-26 09:59:06,326 INFO L132 encePairwiseOnDemand]: 201/205 looper letters, 6 selfloop transitions, 6 changer transitions 0/39 dead transitions. [2021-03-26 09:59:06,326 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 39 transitions, 204 flow [2021-03-26 09:59:06,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 09:59:06,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 09:59:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 556 transitions. [2021-03-26 09:59:06,329 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9040650406504065 [2021-03-26 09:59:06,329 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 556 transitions. [2021-03-26 09:59:06,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 556 transitions. [2021-03-26 09:59:06,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:06,329 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 556 transitions. [2021-03-26 09:59:06,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,331 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 205.0) internal successors, (820), 4 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,332 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 205.0) internal successors, (820), 4 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,332 INFO L185 Difference]: Start difference. First operand has 42 places, 35 transitions, 156 flow. Second operand 3 states and 556 transitions. [2021-03-26 09:59:06,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 39 transitions, 204 flow [2021-03-26 09:59:06,335 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 39 transitions, 201 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 09:59:06,336 INFO L241 Difference]: Finished difference. Result has 44 places, 39 transitions, 205 flow [2021-03-26 09:59:06,337 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=153, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=205, PETRI_PLACES=44, PETRI_TRANSITIONS=39} [2021-03-26 09:59:06,337 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -14 predicate places. [2021-03-26 09:59:06,337 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:06,337 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 39 transitions, 205 flow [2021-03-26 09:59:06,337 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 39 transitions, 205 flow [2021-03-26 09:59:06,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 39 transitions, 205 flow [2021-03-26 09:59:06,365 INFO L129 PetriNetUnfolder]: 106/264 cut-off events. [2021-03-26 09:59:06,366 INFO L130 PetriNetUnfolder]: For 198/257 co-relation queries the response was YES. [2021-03-26 09:59:06,366 INFO L84 FinitePrefix]: Finished finitePrefix Result has 715 conditions, 264 events. 106/264 cut-off events. For 198/257 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 1360 event pairs, 48 based on Foata normal form. 2/259 useless extension candidates. Maximal degree in co-relation 701. Up to 161 conditions per place. [2021-03-26 09:59:06,369 INFO L142 LiptonReduction]: Number of co-enabled transitions 456 [2021-03-26 09:59:06,380 INFO L154 LiptonReduction]: Checked pairs total: 476 [2021-03-26 09:59:06,380 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:59:06,380 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 43 [2021-03-26 09:59:06,385 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 39 transitions, 205 flow [2021-03-26 09:59:06,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 183.66666666666666) internal successors, (551), 3 states have internal predecessors, (551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,385 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:06,386 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:06,386 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 09:59:06,386 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:06,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:06,386 INFO L82 PathProgramCache]: Analyzing trace with hash -843382306, now seen corresponding path program 1 times [2021-03-26 09:59:06,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:06,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898476090] [2021-03-26 09:59:06,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:06,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:06,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:06,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:06,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 09:59:06,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:06,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:59:06,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:06,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898476090] [2021-03-26 09:59:06,510 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:06,510 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:59:06,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280273927] [2021-03-26 09:59:06,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:59:06,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:06,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:59:06,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:59:06,511 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 205 [2021-03-26 09:59:06,512 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 39 transitions, 205 flow. Second operand has 4 states, 4 states have (on average 173.75) internal successors, (695), 4 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,512 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:06,512 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 205 [2021-03-26 09:59:06,512 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:06,660 INFO L129 PetriNetUnfolder]: 660/1282 cut-off events. [2021-03-26 09:59:06,660 INFO L130 PetriNetUnfolder]: For 405/508 co-relation queries the response was YES. [2021-03-26 09:59:06,666 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2952 conditions, 1282 events. 660/1282 cut-off events. For 405/508 co-relation queries the response was YES. Maximal size of possible extension queue 207. Compared 9010 event pairs, 288 based on Foata normal form. 111/1257 useless extension candidates. Maximal degree in co-relation 2936. Up to 757 conditions per place. [2021-03-26 09:59:06,674 INFO L132 encePairwiseOnDemand]: 198/205 looper letters, 10 selfloop transitions, 10 changer transitions 0/52 dead transitions. [2021-03-26 09:59:06,675 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 52 transitions, 271 flow [2021-03-26 09:59:06,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 09:59:06,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 09:59:06,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 887 transitions. [2021-03-26 09:59:06,677 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8653658536585366 [2021-03-26 09:59:06,677 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 887 transitions. [2021-03-26 09:59:06,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 887 transitions. [2021-03-26 09:59:06,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:06,678 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 887 transitions. [2021-03-26 09:59:06,680 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 177.4) internal successors, (887), 5 states have internal predecessors, (887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,682 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 205.0) internal successors, (1230), 6 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,682 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 205.0) internal successors, (1230), 6 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,682 INFO L185 Difference]: Start difference. First operand has 44 places, 39 transitions, 205 flow. Second operand 5 states and 887 transitions. [2021-03-26 09:59:06,683 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 52 transitions, 271 flow [2021-03-26 09:59:06,685 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 52 transitions, 265 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 09:59:06,686 INFO L241 Difference]: Finished difference. Result has 50 places, 48 transitions, 274 flow [2021-03-26 09:59:06,686 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=199, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=274, PETRI_PLACES=50, PETRI_TRANSITIONS=48} [2021-03-26 09:59:06,687 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -8 predicate places. [2021-03-26 09:59:06,687 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:06,687 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 48 transitions, 274 flow [2021-03-26 09:59:06,687 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 48 transitions, 274 flow [2021-03-26 09:59:06,687 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 48 transitions, 274 flow [2021-03-26 09:59:06,790 INFO L129 PetriNetUnfolder]: 655/1242 cut-off events. [2021-03-26 09:59:06,791 INFO L130 PetriNetUnfolder]: For 1059/1610 co-relation queries the response was YES. [2021-03-26 09:59:06,797 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3706 conditions, 1242 events. 655/1242 cut-off events. For 1059/1610 co-relation queries the response was YES. Maximal size of possible extension queue 226. Compared 8679 event pairs, 282 based on Foata normal form. 7/1093 useless extension candidates. Maximal degree in co-relation 3688. Up to 783 conditions per place. [2021-03-26 09:59:06,809 INFO L142 LiptonReduction]: Number of co-enabled transitions 718 [2021-03-26 09:59:06,843 INFO L154 LiptonReduction]: Checked pairs total: 515 [2021-03-26 09:59:06,843 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:59:06,844 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 157 [2021-03-26 09:59:06,845 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 47 transitions, 268 flow [2021-03-26 09:59:06,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 173.75) internal successors, (695), 4 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,847 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:06,847 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:06,847 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 09:59:06,847 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:06,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:06,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1979436945, now seen corresponding path program 1 times [2021-03-26 09:59:06,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:06,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376467321] [2021-03-26 09:59:06,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:06,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:06,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:59:06,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:06,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:06,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:06,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376467321] [2021-03-26 09:59:06,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:06,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 09:59:06,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893241484] [2021-03-26 09:59:06,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 09:59:06,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:06,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 09:59:06,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 09:59:06,931 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 205 [2021-03-26 09:59:06,931 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 47 transitions, 268 flow. Second operand has 3 states, 3 states have (on average 184.0) internal successors, (552), 3 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:06,931 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:06,931 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 205 [2021-03-26 09:59:06,931 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:07,057 INFO L129 PetriNetUnfolder]: 695/1322 cut-off events. [2021-03-26 09:59:07,058 INFO L130 PetriNetUnfolder]: For 1715/2328 co-relation queries the response was YES. [2021-03-26 09:59:07,064 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3956 conditions, 1322 events. 695/1322 cut-off events. For 1715/2328 co-relation queries the response was YES. Maximal size of possible extension queue 193. Compared 9063 event pairs, 338 based on Foata normal form. 75/1237 useless extension candidates. Maximal degree in co-relation 3936. Up to 861 conditions per place. [2021-03-26 09:59:07,071 INFO L132 encePairwiseOnDemand]: 202/205 looper letters, 4 selfloop transitions, 8 changer transitions 0/43 dead transitions. [2021-03-26 09:59:07,071 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 43 transitions, 268 flow [2021-03-26 09:59:07,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 09:59:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 09:59:07,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 555 transitions. [2021-03-26 09:59:07,074 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9024390243902439 [2021-03-26 09:59:07,074 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 555 transitions. [2021-03-26 09:59:07,074 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 555 transitions. [2021-03-26 09:59:07,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:07,074 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 555 transitions. [2021-03-26 09:59:07,075 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:07,076 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 205.0) internal successors, (820), 4 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:07,077 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 205.0) internal successors, (820), 4 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:07,077 INFO L185 Difference]: Start difference. First operand has 50 places, 47 transitions, 268 flow. Second operand 3 states and 555 transitions. [2021-03-26 09:59:07,077 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 43 transitions, 268 flow [2021-03-26 09:59:07,084 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 43 transitions, 261 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-26 09:59:07,085 INFO L241 Difference]: Finished difference. Result has 49 places, 43 transitions, 263 flow [2021-03-26 09:59:07,085 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=237, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=263, PETRI_PLACES=49, PETRI_TRANSITIONS=43} [2021-03-26 09:59:07,085 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -9 predicate places. [2021-03-26 09:59:07,086 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:07,086 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 43 transitions, 263 flow [2021-03-26 09:59:07,086 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 43 transitions, 263 flow [2021-03-26 09:59:07,086 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 43 transitions, 263 flow [2021-03-26 09:59:07,244 INFO L129 PetriNetUnfolder]: 689/1281 cut-off events. [2021-03-26 09:59:07,244 INFO L130 PetriNetUnfolder]: For 1157/1480 co-relation queries the response was YES. [2021-03-26 09:59:07,251 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3655 conditions, 1281 events. 689/1281 cut-off events. For 1157/1480 co-relation queries the response was YES. Maximal size of possible extension queue 200. Compared 8894 event pairs, 363 based on Foata normal form. 2/1134 useless extension candidates. Maximal degree in co-relation 3637. Up to 876 conditions per place. [2021-03-26 09:59:07,264 INFO L142 LiptonReduction]: Number of co-enabled transitions 554 [2021-03-26 09:59:07,345 INFO L154 LiptonReduction]: Checked pairs total: 229 [2021-03-26 09:59:07,346 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:59:07,346 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 260 [2021-03-26 09:59:07,350 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 43 transitions, 263 flow [2021-03-26 09:59:07,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 184.0) internal successors, (552), 3 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:07,351 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:07,351 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:07,351 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 09:59:07,351 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:07,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:07,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1180067226, now seen corresponding path program 1 times [2021-03-26 09:59:07,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:07,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340503051] [2021-03-26 09:59:07,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:07,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:07,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:07,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:07,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:07,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:07,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 09:59:07,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:07,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:59:07,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:07,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340503051] [2021-03-26 09:59:07,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:07,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 09:59:07,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726956227] [2021-03-26 09:59:07,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 09:59:07,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:07,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 09:59:07,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 09:59:07,507 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 205 [2021-03-26 09:59:07,508 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 43 transitions, 263 flow. Second operand has 5 states, 5 states have (on average 173.8) internal successors, (869), 5 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:07,508 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:07,508 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 205 [2021-03-26 09:59:07,508 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:07,666 INFO L129 PetriNetUnfolder]: 493/1076 cut-off events. [2021-03-26 09:59:07,666 INFO L130 PetriNetUnfolder]: For 1335/2923 co-relation queries the response was YES. [2021-03-26 09:59:07,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3895 conditions, 1076 events. 493/1076 cut-off events. For 1335/2923 co-relation queries the response was YES. Maximal size of possible extension queue 160. Compared 7620 event pairs, 100 based on Foata normal form. 252/1251 useless extension candidates. Maximal degree in co-relation 3875. Up to 766 conditions per place. [2021-03-26 09:59:07,678 INFO L132 encePairwiseOnDemand]: 198/205 looper letters, 10 selfloop transitions, 14 changer transitions 0/56 dead transitions. [2021-03-26 09:59:07,679 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 56 transitions, 387 flow [2021-03-26 09:59:07,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 09:59:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 09:59:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1064 transitions. [2021-03-26 09:59:07,682 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.865040650406504 [2021-03-26 09:59:07,682 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1064 transitions. [2021-03-26 09:59:07,682 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1064 transitions. [2021-03-26 09:59:07,682 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:07,682 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1064 transitions. [2021-03-26 09:59:07,684 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 177.33333333333334) internal successors, (1064), 6 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:07,686 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 205.0) internal successors, (1435), 7 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:07,686 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 205.0) internal successors, (1435), 7 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:07,686 INFO L185 Difference]: Start difference. First operand has 49 places, 43 transitions, 263 flow. Second operand 6 states and 1064 transitions. [2021-03-26 09:59:07,687 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 56 transitions, 387 flow [2021-03-26 09:59:07,689 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 56 transitions, 375 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-03-26 09:59:07,692 INFO L241 Difference]: Finished difference. Result has 56 places, 52 transitions, 371 flow [2021-03-26 09:59:07,692 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=251, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=371, PETRI_PLACES=56, PETRI_TRANSITIONS=52} [2021-03-26 09:59:07,692 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -2 predicate places. [2021-03-26 09:59:07,692 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:07,693 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 52 transitions, 371 flow [2021-03-26 09:59:07,693 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 52 transitions, 371 flow [2021-03-26 09:59:07,693 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 52 transitions, 371 flow [2021-03-26 09:59:07,785 INFO L129 PetriNetUnfolder]: 508/1090 cut-off events. [2021-03-26 09:59:07,785 INFO L130 PetriNetUnfolder]: For 3071/3896 co-relation queries the response was YES. [2021-03-26 09:59:07,791 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4711 conditions, 1090 events. 508/1090 cut-off events. For 3071/3896 co-relation queries the response was YES. Maximal size of possible extension queue 166. Compared 7774 event pairs, 95 based on Foata normal form. 32/1060 useless extension candidates. Maximal degree in co-relation 4689. Up to 789 conditions per place. [2021-03-26 09:59:07,801 INFO L142 LiptonReduction]: Number of co-enabled transitions 810 [2021-03-26 09:59:07,967 INFO L154 LiptonReduction]: Checked pairs total: 433 [2021-03-26 09:59:07,968 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:59:07,968 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 276 [2021-03-26 09:59:07,968 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 51 transitions, 363 flow [2021-03-26 09:59:07,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 173.8) internal successors, (869), 5 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:07,969 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:07,969 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:07,969 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 09:59:07,969 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:07,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:07,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1778103990, now seen corresponding path program 1 times [2021-03-26 09:59:07,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:07,970 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505474066] [2021-03-26 09:59:07,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:08,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:08,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:08,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:08,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 09:59:08,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:59:08,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:08,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505474066] [2021-03-26 09:59:08,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:08,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 09:59:08,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371890520] [2021-03-26 09:59:08,084 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 09:59:08,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:08,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 09:59:08,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-26 09:59:08,086 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 205 [2021-03-26 09:59:08,087 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 51 transitions, 363 flow. Second operand has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 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) [2021-03-26 09:59:08,087 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:08,087 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 205 [2021-03-26 09:59:08,087 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:08,212 INFO L129 PetriNetUnfolder]: 265/637 cut-off events. [2021-03-26 09:59:08,212 INFO L130 PetriNetUnfolder]: For 2261/3616 co-relation queries the response was YES. [2021-03-26 09:59:08,216 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3044 conditions, 637 events. 265/637 cut-off events. For 2261/3616 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 4003 event pairs, 22 based on Foata normal form. 274/878 useless extension candidates. Maximal degree in co-relation 3020. Up to 440 conditions per place. [2021-03-26 09:59:08,219 INFO L132 encePairwiseOnDemand]: 198/205 looper letters, 6 selfloop transitions, 18 changer transitions 4/60 dead transitions. [2021-03-26 09:59:08,219 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 60 transitions, 505 flow [2021-03-26 09:59:08,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 09:59:08,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 09:59:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1241 transitions. [2021-03-26 09:59:08,223 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.864808362369338 [2021-03-26 09:59:08,223 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1241 transitions. [2021-03-26 09:59:08,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1241 transitions. [2021-03-26 09:59:08,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:08,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1241 transitions. [2021-03-26 09:59:08,226 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 177.28571428571428) internal successors, (1241), 7 states have internal predecessors, (1241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:08,228 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 205.0) internal successors, (1640), 8 states have internal predecessors, (1640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:08,230 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 205.0) internal successors, (1640), 8 states have internal predecessors, (1640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:08,230 INFO L185 Difference]: Start difference. First operand has 56 places, 51 transitions, 363 flow. Second operand 7 states and 1241 transitions. [2021-03-26 09:59:08,230 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 60 transitions, 505 flow [2021-03-26 09:59:08,238 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 60 transitions, 443 flow, removed 26 selfloop flow, removed 4 redundant places. [2021-03-26 09:59:08,239 INFO L241 Difference]: Finished difference. Result has 59 places, 56 transitions, 423 flow [2021-03-26 09:59:08,239 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=285, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=423, PETRI_PLACES=59, PETRI_TRANSITIONS=56} [2021-03-26 09:59:08,239 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, 1 predicate places. [2021-03-26 09:59:08,239 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:08,240 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 56 transitions, 423 flow [2021-03-26 09:59:08,240 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 56 transitions, 423 flow [2021-03-26 09:59:08,240 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 56 transitions, 423 flow [2021-03-26 09:59:08,293 INFO L129 PetriNetUnfolder]: 262/629 cut-off events. [2021-03-26 09:59:08,293 INFO L130 PetriNetUnfolder]: For 1470/1589 co-relation queries the response was YES. [2021-03-26 09:59:08,297 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2668 conditions, 629 events. 262/629 cut-off events. For 1470/1589 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 4006 event pairs, 21 based on Foata normal form. 2/601 useless extension candidates. Maximal degree in co-relation 2645. Up to 393 conditions per place. [2021-03-26 09:59:08,302 INFO L142 LiptonReduction]: Number of co-enabled transitions 760 [2021-03-26 09:59:08,345 INFO L154 LiptonReduction]: Checked pairs total: 432 [2021-03-26 09:59:08,346 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:59:08,346 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 107 [2021-03-26 09:59:08,346 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 55 transitions, 413 flow [2021-03-26 09:59:08,347 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 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) [2021-03-26 09:59:08,347 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:08,347 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:08,347 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 09:59:08,347 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:08,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:08,348 INFO L82 PathProgramCache]: Analyzing trace with hash -859804652, now seen corresponding path program 1 times [2021-03-26 09:59:08,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:08,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866986720] [2021-03-26 09:59:08,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:08,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:08,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:08,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:08,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:08,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 09:59:08,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:08,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:59:08,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:08,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866986720] [2021-03-26 09:59:08,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:08,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 09:59:08,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213043101] [2021-03-26 09:59:08,472 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 09:59:08,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:08,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 09:59:08,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-26 09:59:08,474 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 205 [2021-03-26 09:59:08,475 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 55 transitions, 413 flow. Second operand has 7 states, 7 states have (on average 173.85714285714286) internal successors, (1217), 7 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:08,475 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:08,475 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 205 [2021-03-26 09:59:08,475 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:08,616 INFO L129 PetriNetUnfolder]: 191/447 cut-off events. [2021-03-26 09:59:08,616 INFO L130 PetriNetUnfolder]: For 1304/1752 co-relation queries the response was YES. [2021-03-26 09:59:08,619 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1978 conditions, 447 events. 191/447 cut-off events. For 1304/1752 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 2460 event pairs, 13 based on Foata normal form. 156/575 useless extension candidates. Maximal degree in co-relation 1953. Up to 238 conditions per place. [2021-03-26 09:59:08,621 INFO L132 encePairwiseOnDemand]: 198/205 looper letters, 2 selfloop transitions, 18 changer transitions 9/56 dead transitions. [2021-03-26 09:59:08,621 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 56 transitions, 461 flow [2021-03-26 09:59:08,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 09:59:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 09:59:08,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1410 transitions. [2021-03-26 09:59:08,624 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8597560975609756 [2021-03-26 09:59:08,624 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1410 transitions. [2021-03-26 09:59:08,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1410 transitions. [2021-03-26 09:59:08,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:08,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1410 transitions. [2021-03-26 09:59:08,627 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 176.25) internal successors, (1410), 8 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:08,630 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 205.0) internal successors, (1845), 9 states have internal predecessors, (1845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:08,630 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 205.0) internal successors, (1845), 9 states have internal predecessors, (1845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:08,630 INFO L185 Difference]: Start difference. First operand has 59 places, 55 transitions, 413 flow. Second operand 8 states and 1410 transitions. [2021-03-26 09:59:08,630 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 56 transitions, 461 flow [2021-03-26 09:59:08,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 56 transitions, 413 flow, removed 16 selfloop flow, removed 5 redundant places. [2021-03-26 09:59:08,638 INFO L241 Difference]: Finished difference. Result has 62 places, 47 transitions, 333 flow [2021-03-26 09:59:08,638 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=317, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=333, PETRI_PLACES=62, PETRI_TRANSITIONS=47} [2021-03-26 09:59:08,638 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, 4 predicate places. [2021-03-26 09:59:08,638 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:08,639 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 47 transitions, 333 flow [2021-03-26 09:59:08,639 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 47 transitions, 333 flow [2021-03-26 09:59:08,640 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 47 transitions, 333 flow [2021-03-26 09:59:08,659 INFO L129 PetriNetUnfolder]: 87/216 cut-off events. [2021-03-26 09:59:08,659 INFO L130 PetriNetUnfolder]: For 371/393 co-relation queries the response was YES. [2021-03-26 09:59:08,660 INFO L84 FinitePrefix]: Finished finitePrefix Result has 793 conditions, 216 events. 87/216 cut-off events. For 371/393 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1021 event pairs, 19 based on Foata normal form. 2/210 useless extension candidates. Maximal degree in co-relation 771. Up to 72 conditions per place. [2021-03-26 09:59:08,662 INFO L142 LiptonReduction]: Number of co-enabled transitions 452 [2021-03-26 09:59:09,044 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-03-26 09:59:09,200 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-03-26 09:59:09,312 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-26 09:59:09,571 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-26 09:59:09,738 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-26 09:59:09,749 INFO L154 LiptonReduction]: Checked pairs total: 619 [2021-03-26 09:59:09,749 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 09:59:09,749 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1111 [2021-03-26 09:59:09,750 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 44 transitions, 317 flow [2021-03-26 09:59:09,750 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 173.85714285714286) internal successors, (1217), 7 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:09,750 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:09,750 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:09,751 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 09:59:09,751 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:09,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:09,751 INFO L82 PathProgramCache]: Analyzing trace with hash 2097135454, now seen corresponding path program 1 times [2021-03-26 09:59:09,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:09,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186791913] [2021-03-26 09:59:09,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:09,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:09,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:59:09,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:09,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:09,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:09,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:09,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:09,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186791913] [2021-03-26 09:59:09,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:09,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:59:09,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089676785] [2021-03-26 09:59:09,807 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:59:09,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:09,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:59:09,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:59:09,808 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 207 [2021-03-26 09:59:09,809 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 44 transitions, 317 flow. Second operand has 4 states, 4 states have (on average 179.0) internal successors, (716), 4 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:09,809 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:09,809 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 207 [2021-03-26 09:59:09,809 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:09,857 INFO L129 PetriNetUnfolder]: 150/352 cut-off events. [2021-03-26 09:59:09,857 INFO L130 PetriNetUnfolder]: For 2303/2499 co-relation queries the response was YES. [2021-03-26 09:59:09,859 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1281 conditions, 352 events. 150/352 cut-off events. For 2303/2499 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1843 event pairs, 18 based on Foata normal form. 49/375 useless extension candidates. Maximal degree in co-relation 1255. Up to 112 conditions per place. [2021-03-26 09:59:09,860 INFO L132 encePairwiseOnDemand]: 204/207 looper letters, 4 selfloop transitions, 1 changer transitions 4/46 dead transitions. [2021-03-26 09:59:09,860 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 46 transitions, 343 flow [2021-03-26 09:59:09,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 09:59:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 09:59:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 718 transitions. [2021-03-26 09:59:09,863 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8671497584541062 [2021-03-26 09:59:09,863 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 718 transitions. [2021-03-26 09:59:09,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 718 transitions. [2021-03-26 09:59:09,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:09,863 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 718 transitions. [2021-03-26 09:59:09,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 179.5) internal successors, (718), 4 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:09,866 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:09,866 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:09,867 INFO L185 Difference]: Start difference. First operand has 58 places, 44 transitions, 317 flow. Second operand 4 states and 718 transitions. [2021-03-26 09:59:09,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 46 transitions, 343 flow [2021-03-26 09:59:09,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 46 transitions, 269 flow, removed 19 selfloop flow, removed 9 redundant places. [2021-03-26 09:59:09,872 INFO L241 Difference]: Finished difference. Result has 54 places, 42 transitions, 237 flow [2021-03-26 09:59:09,872 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=207, PETRI_DIFFERENCE_MINUEND_FLOW=243, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=237, PETRI_PLACES=54, PETRI_TRANSITIONS=42} [2021-03-26 09:59:09,872 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -4 predicate places. [2021-03-26 09:59:09,872 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:09,872 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 42 transitions, 237 flow [2021-03-26 09:59:09,872 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 42 transitions, 237 flow [2021-03-26 09:59:09,873 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 53 places, 42 transitions, 237 flow [2021-03-26 09:59:09,888 INFO L129 PetriNetUnfolder]: 68/179 cut-off events. [2021-03-26 09:59:09,888 INFO L130 PetriNetUnfolder]: For 515/560 co-relation queries the response was YES. [2021-03-26 09:59:09,889 INFO L84 FinitePrefix]: Finished finitePrefix Result has 525 conditions, 179 events. 68/179 cut-off events. For 515/560 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 824 event pairs, 13 based on Foata normal form. 16/185 useless extension candidates. Maximal degree in co-relation 505. Up to 52 conditions per place. [2021-03-26 09:59:09,890 INFO L142 LiptonReduction]: Number of co-enabled transitions 378 [2021-03-26 09:59:09,948 INFO L154 LiptonReduction]: Checked pairs total: 294 [2021-03-26 09:59:09,948 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 09:59:09,948 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 76 [2021-03-26 09:59:09,949 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 41 transitions, 238 flow [2021-03-26 09:59:09,949 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 179.0) internal successors, (716), 4 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:09,949 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:09,949 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:09,949 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 09:59:09,950 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:09,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:09,950 INFO L82 PathProgramCache]: Analyzing trace with hash 210467196, now seen corresponding path program 1 times [2021-03-26 09:59:09,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:09,950 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766721271] [2021-03-26 09:59:09,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:10,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:10,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:59:10,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:10,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:10,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:10,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:59:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:10,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766721271] [2021-03-26 09:59:10,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:10,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:59:10,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544870091] [2021-03-26 09:59:10,013 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:59:10,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:10,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:59:10,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:59:10,014 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 209 [2021-03-26 09:59:10,015 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 41 transitions, 238 flow. Second operand has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:10,015 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:10,015 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 209 [2021-03-26 09:59:10,016 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:10,057 INFO L129 PetriNetUnfolder]: 110/288 cut-off events. [2021-03-26 09:59:10,057 INFO L130 PetriNetUnfolder]: For 1158/1241 co-relation queries the response was YES. [2021-03-26 09:59:10,059 INFO L84 FinitePrefix]: Finished finitePrefix Result has 846 conditions, 288 events. 110/288 cut-off events. For 1158/1241 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 1592 event pairs, 16 based on Foata normal form. 33/304 useless extension candidates. Maximal degree in co-relation 824. Up to 88 conditions per place. [2021-03-26 09:59:10,059 INFO L132 encePairwiseOnDemand]: 206/209 looper letters, 3 selfloop transitions, 1 changer transitions 8/43 dead transitions. [2021-03-26 09:59:10,059 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 43 transitions, 264 flow [2021-03-26 09:59:10,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 09:59:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 09:59:10,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 738 transitions. [2021-03-26 09:59:10,062 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8827751196172249 [2021-03-26 09:59:10,062 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 738 transitions. [2021-03-26 09:59:10,062 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 738 transitions. [2021-03-26 09:59:10,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:10,062 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 738 transitions. [2021-03-26 09:59:10,064 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 184.5) internal successors, (738), 4 states have internal predecessors, (738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:10,065 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 209.0) internal successors, (1045), 5 states have internal predecessors, (1045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:10,066 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 209.0) internal successors, (1045), 5 states have internal predecessors, (1045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:10,066 INFO L185 Difference]: Start difference. First operand has 52 places, 41 transitions, 238 flow. Second operand 4 states and 738 transitions. [2021-03-26 09:59:10,066 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 43 transitions, 264 flow [2021-03-26 09:59:10,069 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 43 transitions, 258 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-26 09:59:10,071 INFO L241 Difference]: Finished difference. Result has 55 places, 35 transitions, 194 flow [2021-03-26 09:59:10,072 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=209, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=194, PETRI_PLACES=55, PETRI_TRANSITIONS=35} [2021-03-26 09:59:10,072 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -3 predicate places. [2021-03-26 09:59:10,072 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:10,072 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 35 transitions, 194 flow [2021-03-26 09:59:10,072 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 35 transitions, 194 flow [2021-03-26 09:59:10,073 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 35 transitions, 194 flow [2021-03-26 09:59:10,083 INFO L129 PetriNetUnfolder]: 43/126 cut-off events. [2021-03-26 09:59:10,083 INFO L130 PetriNetUnfolder]: For 316/346 co-relation queries the response was YES. [2021-03-26 09:59:10,084 INFO L84 FinitePrefix]: Finished finitePrefix Result has 387 conditions, 126 events. 43/126 cut-off events. For 316/346 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 531 event pairs, 8 based on Foata normal form. 10/129 useless extension candidates. Maximal degree in co-relation 366. Up to 38 conditions per place. [2021-03-26 09:59:10,085 INFO L142 LiptonReduction]: Number of co-enabled transitions 140 [2021-03-26 09:59:10,644 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 164 [2021-03-26 09:59:10,777 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-03-26 09:59:11,725 WARN L205 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 229 [2021-03-26 09:59:11,982 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-03-26 09:59:11,989 INFO L154 LiptonReduction]: Checked pairs total: 61 [2021-03-26 09:59:11,989 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:59:11,989 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1917 [2021-03-26 09:59:11,989 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 34 transitions, 192 flow [2021-03-26 09:59:11,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:11,990 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:11,990 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:11,990 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 09:59:11,990 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:11,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:11,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1217836649, now seen corresponding path program 1 times [2021-03-26 09:59:11,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:11,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502485445] [2021-03-26 09:59:11,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:59:12,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:59:12,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 09:59:12,128 INFO L142 QuantifierPusher]: treesize reduction 12, result has 65.7 percent of original size [2021-03-26 09:59:12,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 09:59:12,149 INFO L142 QuantifierPusher]: treesize reduction 52, result has 66.2 percent of original size [2021-03-26 09:59:12,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-26 09:59:12,208 INFO L142 QuantifierPusher]: treesize reduction 39, result has 60.2 percent of original size [2021-03-26 09:59:12,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 09:59:12,239 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 09:59:12,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 09:59:12,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:59:12,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502485445] [2021-03-26 09:59:12,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:59:12,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 09:59:12,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31222130] [2021-03-26 09:59:12,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 09:59:12,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:59:12,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 09:59:12,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-26 09:59:12,251 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 157 out of 210 [2021-03-26 09:59:12,252 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 34 transitions, 192 flow. Second operand has 7 states, 7 states have (on average 157.85714285714286) internal successors, (1105), 7 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:12,252 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:59:12,252 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 157 of 210 [2021-03-26 09:59:12,252 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:59:12,375 INFO L129 PetriNetUnfolder]: 71/188 cut-off events. [2021-03-26 09:59:12,375 INFO L130 PetriNetUnfolder]: For 588/640 co-relation queries the response was YES. [2021-03-26 09:59:12,376 INFO L84 FinitePrefix]: Finished finitePrefix Result has 581 conditions, 188 events. 71/188 cut-off events. For 588/640 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 895 event pairs, 9 based on Foata normal form. 19/195 useless extension candidates. Maximal degree in co-relation 558. Up to 62 conditions per place. [2021-03-26 09:59:12,377 INFO L132 encePairwiseOnDemand]: 205/210 looper letters, 2 selfloop transitions, 5 changer transitions 1/36 dead transitions. [2021-03-26 09:59:12,377 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 36 transitions, 212 flow [2021-03-26 09:59:12,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 09:59:12,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 09:59:12,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 950 transitions. [2021-03-26 09:59:12,379 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.753968253968254 [2021-03-26 09:59:12,379 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 950 transitions. [2021-03-26 09:59:12,379 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 950 transitions. [2021-03-26 09:59:12,380 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:59:12,380 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 950 transitions. [2021-03-26 09:59:12,382 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 158.33333333333334) internal successors, (950), 6 states have internal predecessors, (950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:12,384 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 210.0) internal successors, (1470), 7 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:12,384 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 210.0) internal successors, (1470), 7 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:12,384 INFO L185 Difference]: Start difference. First operand has 53 places, 34 transitions, 192 flow. Second operand 6 states and 950 transitions. [2021-03-26 09:59:12,384 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 36 transitions, 212 flow [2021-03-26 09:59:12,386 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 36 transitions, 189 flow, removed 2 selfloop flow, removed 8 redundant places. [2021-03-26 09:59:12,387 INFO L241 Difference]: Finished difference. Result has 52 places, 35 transitions, 188 flow [2021-03-26 09:59:12,387 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=169, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=188, PETRI_PLACES=52, PETRI_TRANSITIONS=35} [2021-03-26 09:59:12,387 INFO L343 CegarLoopForPetriNet]: 58 programPoint places, -6 predicate places. [2021-03-26 09:59:12,387 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:59:12,388 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 35 transitions, 188 flow [2021-03-26 09:59:12,388 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 35 transitions, 188 flow [2021-03-26 09:59:12,388 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 35 transitions, 188 flow [2021-03-26 09:59:12,398 INFO L129 PetriNetUnfolder]: 52/137 cut-off events. [2021-03-26 09:59:12,398 INFO L130 PetriNetUnfolder]: For 199/223 co-relation queries the response was YES. [2021-03-26 09:59:12,398 INFO L84 FinitePrefix]: Finished finitePrefix Result has 408 conditions, 137 events. 52/137 cut-off events. For 199/223 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 542 event pairs, 2 based on Foata normal form. 9/138 useless extension candidates. Maximal degree in co-relation 390. Up to 46 conditions per place. [2021-03-26 09:59:12,399 INFO L142 LiptonReduction]: Number of co-enabled transitions 138 [2021-03-26 09:59:12,430 INFO L154 LiptonReduction]: Checked pairs total: 44 [2021-03-26 09:59:12,431 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:59:12,431 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 44 [2021-03-26 09:59:12,431 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 34 transitions, 186 flow [2021-03-26 09:59:12,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 157.85714285714286) internal successors, (1105), 7 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:59:12,432 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:59:12,432 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:59:12,432 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 09:59:12,432 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:59:12,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:59:12,432 INFO L82 PathProgramCache]: Analyzing trace with hash 300600864, now seen corresponding path program 1 times [2021-03-26 09:59:12,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:59:12,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957030371] [2021-03-26 09:59:12,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:59:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 09:59:12,498 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 09:59:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 09:59:12,553 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 09:59:12,594 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 09:59:12,594 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 09:59:12,594 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-26 09:59:12,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 09:59:12 BasicIcfg [2021-03-26 09:59:12,684 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 09:59:12,685 INFO L168 Benchmark]: Toolchain (without parser) took 17952.23 ms. Allocated memory was 255.9 MB in the beginning and 715.1 MB in the end (delta: 459.3 MB). Free memory was 234.7 MB in the beginning and 636.9 MB in the end (delta: -402.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 16.0 GB. [2021-03-26 09:59:12,685 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 09:59:12,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.31 ms. Allocated memory was 255.9 MB in the beginning and 373.3 MB in the end (delta: 117.4 MB). Free memory was 234.7 MB in the beginning and 331.4 MB in the end (delta: -96.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-03-26 09:59:12,685 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.59 ms. Allocated memory is still 373.3 MB. Free memory was 331.4 MB in the beginning and 328.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 09:59:12,685 INFO L168 Benchmark]: Boogie Preprocessor took 59.72 ms. Allocated memory is still 373.3 MB. Free memory was 328.4 MB in the beginning and 325.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 09:59:12,686 INFO L168 Benchmark]: RCFGBuilder took 2226.75 ms. Allocated memory was 373.3 MB in the beginning and 448.8 MB in the end (delta: 75.5 MB). Free memory was 325.9 MB in the beginning and 353.6 MB in the end (delta: -27.7 MB). Peak memory consumption was 60.6 MB. Max. memory is 16.0 GB. [2021-03-26 09:59:12,686 INFO L168 Benchmark]: TraceAbstraction took 15036.29 ms. Allocated memory was 448.8 MB in the beginning and 715.1 MB in the end (delta: 266.3 MB). Free memory was 353.6 MB in the beginning and 636.9 MB in the end (delta: -283.3 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 09:59:12,687 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 549.31 ms. Allocated memory was 255.9 MB in the beginning and 373.3 MB in the end (delta: 117.4 MB). Free memory was 234.7 MB in the beginning and 331.4 MB in the end (delta: -96.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 75.59 ms. Allocated memory is still 373.3 MB. Free memory was 331.4 MB in the beginning and 328.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 59.72 ms. Allocated memory is still 373.3 MB. Free memory was 328.4 MB in the beginning and 325.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2226.75 ms. Allocated memory was 373.3 MB in the beginning and 448.8 MB in the end (delta: 75.5 MB). Free memory was 325.9 MB in the beginning and 353.6 MB in the end (delta: -27.7 MB). Peak memory consumption was 60.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 15036.29 ms. Allocated memory was 448.8 MB in the beginning and 715.1 MB in the end (delta: 266.3 MB). Free memory was 353.6 MB in the beginning and 636.9 MB in the end (delta: -283.3 MB). There was no memory consumed. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3466.5ms, 122 PlacesBefore, 58 PlacesAfterwards, 111 TransitionsBefore, 46 TransitionsAfterwards, 2394 CoEnabledTransitionPairs, 5 FixpointIterations, 28 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 73 TotalNumberOfCompositions, 3759 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2031, positive: 1946, positive conditional: 1946, positive unconditional: 0, negative: 85, negative conditional: 85, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2031, positive: 1946, positive conditional: 0, positive unconditional: 1946, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2031, positive: 1946, positive conditional: 0, positive unconditional: 1946, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1517, positive: 1480, positive conditional: 0, positive unconditional: 1480, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1517, positive: 1470, positive conditional: 0, positive unconditional: 1470, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 629, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 588, negative conditional: 0, negative unconditional: 588, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2031, positive: 466, positive conditional: 0, positive unconditional: 466, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 1517, unknown conditional: 0, unknown unconditional: 1517] , Statistics on independence cache: Total cache size (in pairs): 1517, Positive cache size: 1480, Positive conditional cache size: 0, Positive unconditional cache size: 1480, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1968.3ms, 54 PlacesBefore, 40 PlacesAfterwards, 43 TransitionsBefore, 29 TransitionsAfterwards, 440 CoEnabledTransitionPairs, 3 FixpointIterations, 10 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 14 TotalNumberOfCompositions, 1334 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 497, positive: 424, positive conditional: 424, positive unconditional: 0, negative: 73, negative conditional: 73, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 497, positive: 424, positive conditional: 49, positive unconditional: 375, negative: 73, negative conditional: 3, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 497, positive: 424, positive conditional: 49, positive unconditional: 375, negative: 73, negative conditional: 3, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 186, positive: 148, positive conditional: 9, positive unconditional: 139, negative: 38, negative conditional: 2, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 186, positive: 135, positive conditional: 0, positive unconditional: 135, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 38, negative conditional: 2, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 679, positive: 47, positive conditional: 0, positive unconditional: 47, negative: 632, negative conditional: 52, negative unconditional: 580, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 497, positive: 276, positive conditional: 40, positive unconditional: 236, negative: 35, negative conditional: 1, negative unconditional: 34, unknown: 186, unknown conditional: 11, unknown unconditional: 175] , Statistics on independence cache: Total cache size (in pairs): 1703, Positive cache size: 1628, Positive conditional cache size: 9, Positive unconditional cache size: 1619, Negative cache size: 75, Negative conditional cache size: 2, Negative unconditional cache size: 73, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1740.8ms, 46 PlacesBefore, 40 PlacesAfterwards, 34 TransitionsBefore, 31 TransitionsAfterwards, 366 CoEnabledTransitionPairs, 3 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 567 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 224, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 224, positive: 194, positive conditional: 0, positive unconditional: 194, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 224, positive: 194, positive conditional: 0, positive unconditional: 194, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 224, positive: 192, positive conditional: 0, positive unconditional: 192, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 1705, Positive cache size: 1630, Positive conditional cache size: 9, Positive unconditional cache size: 1621, Negative cache size: 75, Negative conditional cache size: 2, Negative unconditional cache size: 73, Eliminated conditions: 42 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 81.9ms, 42 PlacesBefore, 42 PlacesAfterwards, 35 TransitionsBefore, 35 TransitionsAfterwards, 402 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 374 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100, positive: 83, positive conditional: 83, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 100, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 100, positive: 77, positive conditional: 0, positive unconditional: 77, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 1712, Positive cache size: 1636, Positive conditional cache size: 9, Positive unconditional cache size: 1627, Negative cache size: 76, Negative conditional cache size: 2, Negative unconditional cache size: 74, Eliminated conditions: 10 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 42.8ms, 44 PlacesBefore, 44 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 456 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 476 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 117, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 117, positive: 97, positive conditional: 0, positive unconditional: 97, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 117, positive: 97, positive conditional: 0, positive unconditional: 97, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 117, positive: 93, positive conditional: 0, positive unconditional: 93, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 1716, Positive cache size: 1640, Positive conditional cache size: 9, Positive unconditional cache size: 1631, Negative cache size: 76, Negative conditional cache size: 2, Negative unconditional cache size: 74, Eliminated conditions: 8 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 156.4ms, 50 PlacesBefore, 50 PlacesAfterwards, 48 TransitionsBefore, 47 TransitionsAfterwards, 718 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 515 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 87, positive: 69, positive conditional: 39, positive unconditional: 30, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 87, positive: 69, positive conditional: 39, positive unconditional: 30, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 87, positive: 65, positive conditional: 36, positive unconditional: 29, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 4, unknown conditional: 3, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1720, Positive cache size: 1644, Positive conditional cache size: 12, Positive unconditional cache size: 1632, Negative cache size: 76, Negative conditional cache size: 2, Negative unconditional cache size: 74, Eliminated conditions: 12 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 259.7ms, 49 PlacesBefore, 49 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 554 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 229 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 26, positive: 17, positive conditional: 4, positive unconditional: 13, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26, positive: 17, positive conditional: 4, positive unconditional: 13, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 36, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26, positive: 17, positive conditional: 4, positive unconditional: 13, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1721, Positive cache size: 1644, Positive conditional cache size: 12, Positive unconditional cache size: 1632, Negative cache size: 77, Negative conditional cache size: 2, Negative unconditional cache size: 75, Eliminated conditions: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 274.9ms, 56 PlacesBefore, 56 PlacesAfterwards, 52 TransitionsBefore, 51 TransitionsAfterwards, 810 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 433 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 71, positive: 57, positive conditional: 57, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 71, positive: 57, positive conditional: 33, positive unconditional: 24, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71, positive: 57, positive conditional: 33, positive unconditional: 24, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 71, positive: 54, positive conditional: 30, positive unconditional: 24, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 4, unknown conditional: 3, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1725, Positive cache size: 1647, Positive conditional cache size: 15, Positive unconditional cache size: 1632, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 4 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 106.0ms, 59 PlacesBefore, 59 PlacesAfterwards, 56 TransitionsBefore, 55 TransitionsAfterwards, 760 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 432 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 85, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 85, positive: 71, positive conditional: 39, positive unconditional: 32, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 85, positive: 71, positive conditional: 39, positive unconditional: 32, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 85, positive: 67, positive conditional: 36, positive unconditional: 31, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 4, unknown conditional: 3, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1729, Positive cache size: 1651, Positive conditional cache size: 18, Positive unconditional cache size: 1633, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1110.2ms, 62 PlacesBefore, 58 PlacesAfterwards, 47 TransitionsBefore, 44 TransitionsAfterwards, 452 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 619 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 125, positive: 98, positive conditional: 98, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 125, positive: 98, positive conditional: 58, positive unconditional: 40, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 125, positive: 98, positive conditional: 58, positive unconditional: 40, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 6, 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: 6, positive: 6, positive conditional: 0, positive unconditional: 6, 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: 125, positive: 92, positive conditional: 52, positive unconditional: 40, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1735, Positive cache size: 1657, Positive conditional cache size: 24, Positive unconditional cache size: 1633, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 19 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 75.7ms, 54 PlacesBefore, 52 PlacesAfterwards, 42 TransitionsBefore, 41 TransitionsAfterwards, 378 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 294 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 141, positive: 127, positive conditional: 127, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 141, positive: 127, positive conditional: 62, positive unconditional: 65, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 141, positive: 127, positive conditional: 62, positive unconditional: 65, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 5, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 141, positive: 122, positive conditional: 62, positive unconditional: 60, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 1740, Positive cache size: 1662, Positive conditional cache size: 24, Positive unconditional cache size: 1638, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 16 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1916.4ms, 55 PlacesBefore, 53 PlacesAfterwards, 35 TransitionsBefore, 34 TransitionsAfterwards, 140 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 61 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 25, positive conditional: 25, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 29, positive: 25, positive conditional: 12, positive unconditional: 13, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 29, positive: 25, positive conditional: 12, positive unconditional: 13, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.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: 29, positive: 25, positive conditional: 12, positive unconditional: 13, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1740, Positive cache size: 1662, Positive conditional cache size: 24, Positive unconditional cache size: 1638, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 4 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 42.9ms, 52 PlacesBefore, 51 PlacesAfterwards, 35 TransitionsBefore, 34 TransitionsAfterwards, 138 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 44 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 35, positive conditional: 35, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 36, positive: 35, positive conditional: 22, positive unconditional: 13, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36, positive: 35, positive conditional: 22, positive unconditional: 13, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17, positive: 16, positive conditional: 10, positive unconditional: 6, 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: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 36, positive: 19, positive conditional: 12, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 17, unknown conditional: 10, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 1757, Positive cache size: 1678, Positive conditional cache size: 34, Positive unconditional cache size: 1644, Negative cache size: 79, Negative conditional cache size: 2, Negative unconditional cache size: 77, Eliminated conditions: 3 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L716] 0 int __unbuffered_p3_EAX = 0; [L718] 0 int __unbuffered_p3_EBX = 0; [L720] 0 int a = 0; [L721] 0 _Bool main$tmp_guard0; [L722] 0 _Bool main$tmp_guard1; [L724] 0 int x = 0; [L726] 0 int y = 0; [L728] 0 int z = 0; [L729] 0 _Bool z$flush_delayed; [L730] 0 int z$mem_tmp; [L731] 0 _Bool z$r_buff0_thd0; [L732] 0 _Bool z$r_buff0_thd1; [L733] 0 _Bool z$r_buff0_thd2; [L734] 0 _Bool z$r_buff0_thd3; [L735] 0 _Bool z$r_buff0_thd4; [L736] 0 _Bool z$r_buff1_thd0; [L737] 0 _Bool z$r_buff1_thd1; [L738] 0 _Bool z$r_buff1_thd2; [L739] 0 _Bool z$r_buff1_thd3; [L740] 0 _Bool z$r_buff1_thd4; [L741] 0 _Bool z$read_delayed; [L742] 0 int *z$read_delayed_var; [L743] 0 int z$w_buff0; [L744] 0 _Bool z$w_buff0_used; [L745] 0 int z$w_buff1; [L746] 0 _Bool z$w_buff1_used; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L864] 0 pthread_t t549; [L865] FCALL, FORK 0 pthread_create(&t549, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L866] 0 pthread_t t550; [L867] FCALL, FORK 0 pthread_create(&t550, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 pthread_t t551; [L869] FCALL, FORK 0 pthread_create(&t551, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L870] 0 pthread_t t552; [L871] FCALL, FORK 0 pthread_create(&t552, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L810] 4 z$w_buff1 = z$w_buff0 [L811] 4 z$w_buff0 = 1 [L812] 4 z$w_buff1_used = z$w_buff0_used [L813] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L815] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L816] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L817] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L818] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L819] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L820] 4 z$r_buff0_thd4 = (_Bool)1 [L823] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L824] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L825] 4 z$flush_delayed = weak$$choice2 [L826] 4 z$mem_tmp = z [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L828] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L828] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L829] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L829] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L830] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L830] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L831] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L831] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L832] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L832] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L833] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L833] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 __unbuffered_p3_EAX = z [L835] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L835] 4 z = z$flush_delayed ? z$mem_tmp : z [L836] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L839] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L752] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L755] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] 2 x = 1 [L770] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L777] 2 return 0; [L782] 3 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L785] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L786] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L787] 3 z$flush_delayed = weak$$choice2 [L788] 3 z$mem_tmp = z [L789] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L789] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L790] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L790] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0) [L790] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L790] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L791] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L791] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L791] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L792] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L792] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L792] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L792] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L793] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L793] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L794] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L794] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L794] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L794] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L795] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L795] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L796] 3 __unbuffered_p2_EAX = z [L797] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L797] 3 z = z$flush_delayed ? z$mem_tmp : z [L798] 3 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=52, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L842] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L842] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L843] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L843] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L844] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L844] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L845] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L845] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L846] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L846] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L849] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L851] 4 return 0; [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L805] 3 return 0; [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L762] 1 return 0; [L873] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L878] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L878] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L879] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L879] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L880] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L880] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L881] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L881] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L884] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=52, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 114 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 13.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 14759.5ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1556.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3570.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 61 SDtfs, 36 SDslu, 37 SDs, 0 SdLazy, 229 SolverSat, 56 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 251.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 299.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=423occurred in iteration=8, InterpolantAutomatonStates: 58, 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: 71.3ms SsaConstructionTime, 521.1ms SatisfiabilityAnalysisTime, 893.1ms InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 1382 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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 RESULT: Ultimate proved your program to be incorrect! Received shutdown request...