/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-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 20:19:33,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 20:19:33,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 20:19:33,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 20:19:33,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 20:19:33,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 20:19:34,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 20:19:34,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 20:19:34,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 20:19:34,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 20:19:34,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 20:19:34,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 20:19:34,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 20:19:34,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 20:19:34,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 20:19:34,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 20:19:34,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 20:19:34,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 20:19:34,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 20:19:34,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 20:19:34,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 20:19:34,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 20:19:34,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 20:19:34,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 20:19:34,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 20:19:34,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 20:19:34,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 20:19:34,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 20:19:34,021 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-SemanticLbe.epf [2021-03-11 20:19:34,035 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 20:19:34,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 20:19:34,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 20:19:34,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 20:19:34,037 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 20:19:34,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 20:19:34,037 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 20:19:34,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 20:19:34,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 20:19:34,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 20:19:34,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 20:19:34,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 20:19:34,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 20:19:34,038 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 20:19:34,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 20:19:34,038 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 20:19:34,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 20:19:34,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 20:19:34,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 20:19:34,038 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 20:19:34,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 20:19:34,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 20:19:34,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 20:19:34,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 20:19:34,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 20:19:34,039 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 20:19:34,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 20:19:34,039 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-11 20:19:34,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 20:19:34,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 20:19:34,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 20:19:34,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 20:19:34,290 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 20:19:34,291 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 20:19:34,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i [2021-03-11 20:19:34,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d4fb06a1/c2a26231ddda47c98103adc1f2acf639/FLAG8e14ca0b8 [2021-03-11 20:19:34,708 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 20:19:34,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i [2021-03-11 20:19:34,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d4fb06a1/c2a26231ddda47c98103adc1f2acf639/FLAG8e14ca0b8 [2021-03-11 20:19:35,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d4fb06a1/c2a26231ddda47c98103adc1f2acf639 [2021-03-11 20:19:35,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 20:19:35,087 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 20:19:35,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 20:19:35,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 20:19:35,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 20:19:35,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d165aef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35, skipping insertion in model container [2021-03-11 20:19:35,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 20:19:35,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 20:19:35,231 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/safe002_power.oepc.i[995,1008] [2021-03-11 20:19:35,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 20:19:35,389 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 20:19:35,396 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/safe002_power.oepc.i[995,1008] [2021-03-11 20:19:35,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 20:19:35,492 INFO L208 MainTranslator]: Completed translation [2021-03-11 20:19:35,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35 WrapperNode [2021-03-11 20:19:35,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 20:19:35,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 20:19:35,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 20:19:35,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 20:19:35,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 20:19:35,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 20:19:35,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 20:19:35,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 20:19:35,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (1/1) ... [2021-03-11 20:19:35,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 20:19:35,590 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 20:19:35,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 20:19:35,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 20:19:35,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (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 [2021-03-11 20:19:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-11 20:19:35,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 20:19:35,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-11 20:19:35,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 20:19:35,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 20:19:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-11 20:19:35,669 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-11 20:19:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-11 20:19:35,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-11 20:19:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-11 20:19:35,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-11 20:19:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 20:19:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-11 20:19:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 20:19:35,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 20:19:35,672 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 20:19:38,373 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 20:19:38,374 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-11 20:19:38,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 08:19:38 BoogieIcfgContainer [2021-03-11 20:19:38,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 20:19:38,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 20:19:38,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 20:19:38,379 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 20:19:38,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 08:19:35" (1/3) ... [2021-03-11 20:19:38,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb378e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 08:19:38, skipping insertion in model container [2021-03-11 20:19:38,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:19:35" (2/3) ... [2021-03-11 20:19:38,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb378e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 08:19:38, skipping insertion in model container [2021-03-11 20:19:38,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 08:19:38" (3/3) ... [2021-03-11 20:19:38,381 INFO L111 eAbstractionObserver]: Analyzing ICFG safe002_power.oepc.i [2021-03-11 20:19:38,385 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 20:19:38,388 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-11 20:19:38,389 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,433 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,433 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,433 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,433 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,433 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,433 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,433 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,433 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,433 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,454 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,454 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,454 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,454 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,454 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,454 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,455 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,457 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,459 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,464 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,469 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,471 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,474 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,477 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,477 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,477 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,479 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,479 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,479 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,479 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,479 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,479 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:19:38,480 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-11 20:19:38,491 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-11 20:19:38,502 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 20:19:38,502 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-11 20:19:38,502 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 20:19:38,502 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 20:19:38,503 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 20:19:38,503 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 20:19:38,503 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 20:19:38,503 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 20:19:38,509 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 114 transitions, 243 flow [2021-03-11 20:19:38,536 INFO L129 PetriNetUnfolder]: 2/111 cut-off events. [2021-03-11 20:19:38,536 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:19:38,538 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 111 events. 2/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 58 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2021-03-11 20:19:38,538 INFO L82 GeneralOperation]: Start removeDead. Operand has 122 places, 114 transitions, 243 flow [2021-03-11 20:19:38,541 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 108 places, 99 transitions, 207 flow [2021-03-11 20:19:38,543 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 20:19:38,549 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 99 transitions, 207 flow [2021-03-11 20:19:38,550 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 108 places, 99 transitions, 207 flow [2021-03-11 20:19:38,550 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 108 places, 99 transitions, 207 flow [2021-03-11 20:19:38,567 INFO L129 PetriNetUnfolder]: 1/99 cut-off events. [2021-03-11 20:19:38,567 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:19:38,568 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 99 events. 1/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 53 event pairs, 0 based on Foata normal form. 0/98 useless extension candidates. Maximal degree in co-relation 47. Up to 2 conditions per place. [2021-03-11 20:19:38,570 INFO L116 LiptonReduction]: Number of co-enabled transitions 1018 [2021-03-11 20:19:41,801 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 406 DAG size of output: 363 [2021-03-11 20:19:42,521 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2021-03-11 20:19:46,156 WARN L205 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 566 DAG size of output: 532 [2021-03-11 20:19:47,722 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 528 [2021-03-11 20:19:48,493 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2021-03-11 20:19:48,775 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-03-11 20:19:49,994 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 315 DAG size of output: 270 [2021-03-11 20:19:50,526 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2021-03-11 20:19:51,597 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 238 [2021-03-11 20:19:51,975 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2021-03-11 20:19:53,625 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 370 DAG size of output: 325 [2021-03-11 20:19:54,381 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2021-03-11 20:19:55,710 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-03-11 20:19:56,195 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 102 [2021-03-11 20:19:56,360 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-11 20:19:57,352 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2021-03-11 20:19:57,747 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2021-03-11 20:19:58,594 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2021-03-11 20:19:59,416 WARN L205 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2021-03-11 20:20:02,641 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-03-11 20:20:02,804 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-11 20:20:03,153 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-03-11 20:20:03,310 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-11 20:20:03,919 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 159 [2021-03-11 20:20:04,199 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-03-11 20:20:04,769 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 159 [2021-03-11 20:20:05,046 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-03-11 20:20:05,048 INFO L131 LiptonReduction]: Checked pairs total: 3095 [2021-03-11 20:20:05,048 INFO L133 LiptonReduction]: Total number of compositions: 83 [2021-03-11 20:20:05,049 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26508 [2021-03-11 20:20:05,055 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-03-11 20:20:05,055 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:20:05,055 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:05,056 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:05,056 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:05,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:05,059 INFO L82 PathProgramCache]: Analyzing trace with hash 2112580972, now seen corresponding path program 1 times [2021-03-11 20:20:05,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:05,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779564497] [2021-03-11 20:20:05,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:05,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:05,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:20:05,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:05,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779564497] [2021-03-11 20:20:05,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:05,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 20:20:05,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588685866] [2021-03-11 20:20:05,224 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-11 20:20:05,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:05,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-11 20:20:05,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-11 20:20:05,236 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 190 out of 197 [2021-03-11 20:20:05,240 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 21 transitions, 51 flow. Second operand has 2 states, 2 states have (on average 190.5) internal successors, (381), 2 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,240 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:05,240 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 190 of 197 [2021-03-11 20:20:05,241 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:05,249 INFO L129 PetriNetUnfolder]: 0/20 cut-off events. [2021-03-11 20:20:05,249 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:20:05,250 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31 conditions, 20 events. 0/20 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 28 event pairs, 0 based on Foata normal form. 1/21 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2021-03-11 20:20:05,250 INFO L132 encePairwiseOnDemand]: 196/197 looper letters, 0 selfloop transitions, 0 changer transitions 0/20 dead transitions. [2021-03-11 20:20:05,250 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 20 transitions, 49 flow [2021-03-11 20:20:05,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-11 20:20:05,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-11 20:20:05,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 381 transitions. [2021-03-11 20:20:05,262 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9670050761421319 [2021-03-11 20:20:05,262 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 381 transitions. [2021-03-11 20:20:05,263 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 381 transitions. [2021-03-11 20:20:05,265 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:05,266 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 381 transitions. [2021-03-11 20:20:05,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 190.5) internal successors, (381), 2 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,275 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,275 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,276 INFO L185 Difference]: Start difference. First operand has 30 places, 21 transitions, 51 flow. Second operand 2 states and 381 transitions. [2021-03-11 20:20:05,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 20 transitions, 49 flow [2021-03-11 20:20:05,278 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 20 transitions, 46 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-11 20:20:05,279 INFO L241 Difference]: Finished difference. Result has 28 places, 20 transitions, 46 flow [2021-03-11 20:20:05,280 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=46, PETRI_DIFFERENCE_MINUEND_PLACES=27, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=46, PETRI_PLACES=28, PETRI_TRANSITIONS=20} [2021-03-11 20:20:05,280 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, -2 predicate places. [2021-03-11 20:20:05,280 INFO L480 AbstractCegarLoop]: Abstraction has has 28 places, 20 transitions, 46 flow [2021-03-11 20:20:05,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 190.5) internal successors, (381), 2 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,281 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:05,281 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:05,281 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 20:20:05,281 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:05,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:05,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1329184423, now seen corresponding path program 1 times [2021-03-11 20:20:05,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:05,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421981101] [2021-03-11 20:20:05,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:05,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:05,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:20:05,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:05,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 20:20:05,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:05,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421981101] [2021-03-11 20:20:05,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:05,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 20:20:05,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257327507] [2021-03-11 20:20:05,438 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 20:20:05,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:05,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 20:20:05,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-11 20:20:05,439 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 197 [2021-03-11 20:20:05,440 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 28 places, 20 transitions, 46 flow. Second operand has 4 states, 4 states have (on average 179.75) internal successors, (719), 4 states have internal predecessors, (719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,440 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:05,440 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 197 [2021-03-11 20:20:05,440 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:05,460 INFO L129 PetriNetUnfolder]: 0/20 cut-off events. [2021-03-11 20:20:05,460 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:20:05,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32 conditions, 20 events. 0/20 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 28 event pairs, 0 based on Foata normal form. 1/21 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-11 20:20:05,460 INFO L132 encePairwiseOnDemand]: 194/197 looper letters, 1 selfloop transitions, 2 changer transitions 0/20 dead transitions. [2021-03-11 20:20:05,460 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 30 places, 20 transitions, 52 flow [2021-03-11 20:20:05,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 20:20:05,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 20:20:05,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 541 transitions. [2021-03-11 20:20:05,463 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9153976311336718 [2021-03-11 20:20:05,463 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 541 transitions. [2021-03-11 20:20:05,463 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 541 transitions. [2021-03-11 20:20:05,463 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:05,463 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 541 transitions. [2021-03-11 20:20:05,464 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 180.33333333333334) internal successors, (541), 3 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,465 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,466 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,466 INFO L185 Difference]: Start difference. First operand has 28 places, 20 transitions, 46 flow. Second operand 3 states and 541 transitions. [2021-03-11 20:20:05,466 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 30 places, 20 transitions, 52 flow [2021-03-11 20:20:05,466 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 20 transitions, 52 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-11 20:20:05,467 INFO L241 Difference]: Finished difference. Result has 31 places, 20 transitions, 54 flow [2021-03-11 20:20:05,467 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=46, PETRI_DIFFERENCE_MINUEND_PLACES=28, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=54, PETRI_PLACES=31, PETRI_TRANSITIONS=20} [2021-03-11 20:20:05,467 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 1 predicate places. [2021-03-11 20:20:05,467 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 20 transitions, 54 flow [2021-03-11 20:20:05,468 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 179.75) internal successors, (719), 4 states have internal predecessors, (719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,468 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:05,468 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:05,468 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 20:20:05,468 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:05,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:05,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1744673938, now seen corresponding path program 1 times [2021-03-11 20:20:05,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:05,469 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532424512] [2021-03-11 20:20:05,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:05,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:05,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:20:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:05,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532424512] [2021-03-11 20:20:05,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:05,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 20:20:05,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396969553] [2021-03-11 20:20:05,629 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 20:20:05,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:05,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 20:20:05,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 20:20:05,632 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 197 [2021-03-11 20:20:05,632 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 20 transitions, 54 flow. Second operand has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,633 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:05,633 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 197 [2021-03-11 20:20:05,633 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:05,652 INFO L129 PetriNetUnfolder]: 0/20 cut-off events. [2021-03-11 20:20:05,652 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-11 20:20:05,652 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 20 events. 0/20 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 28 event pairs, 0 based on Foata normal form. 1/21 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-11 20:20:05,652 INFO L132 encePairwiseOnDemand]: 194/197 looper letters, 1 selfloop transitions, 2 changer transitions 0/20 dead transitions. [2021-03-11 20:20:05,652 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 20 transitions, 60 flow [2021-03-11 20:20:05,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 20:20:05,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 20:20:05,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 526 transitions. [2021-03-11 20:20:05,654 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8900169204737732 [2021-03-11 20:20:05,654 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 526 transitions. [2021-03-11 20:20:05,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 526 transitions. [2021-03-11 20:20:05,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:05,655 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 526 transitions. [2021-03-11 20:20:05,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 175.33333333333334) internal successors, (526), 3 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,657 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,657 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,657 INFO L185 Difference]: Start difference. First operand has 31 places, 20 transitions, 54 flow. Second operand 3 states and 526 transitions. [2021-03-11 20:20:05,657 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 20 transitions, 60 flow [2021-03-11 20:20:05,658 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 20 transitions, 56 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 20:20:05,658 INFO L241 Difference]: Finished difference. Result has 32 places, 20 transitions, 58 flow [2021-03-11 20:20:05,658 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=50, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=58, PETRI_PLACES=32, PETRI_TRANSITIONS=20} [2021-03-11 20:20:05,658 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 2 predicate places. [2021-03-11 20:20:05,658 INFO L480 AbstractCegarLoop]: Abstraction has has 32 places, 20 transitions, 58 flow [2021-03-11 20:20:05,659 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,659 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:05,659 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:05,659 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-11 20:20:05,659 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:05,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:05,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1750203007, now seen corresponding path program 1 times [2021-03-11 20:20:05,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:05,660 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502760714] [2021-03-11 20:20:05,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:05,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:05,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 20:20:05,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:05,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 20:20:05,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:05,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 20:20:05,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:05,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 20:20:05,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:05,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502760714] [2021-03-11 20:20:05,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:05,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 20:20:05,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262333176] [2021-03-11 20:20:05,836 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 20:20:05,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:05,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 20:20:05,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 20:20:05,838 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 197 [2021-03-11 20:20:05,840 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 32 places, 20 transitions, 58 flow. Second operand has 6 states, 6 states have (on average 131.16666666666666) internal successors, (787), 6 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:05,840 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:05,842 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 197 [2021-03-11 20:20:05,842 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:06,014 INFO L129 PetriNetUnfolder]: 124/262 cut-off events. [2021-03-11 20:20:06,015 INFO L130 PetriNetUnfolder]: For 81/81 co-relation queries the response was YES. [2021-03-11 20:20:06,016 INFO L84 FinitePrefix]: Finished finitePrefix Result has 610 conditions, 262 events. 124/262 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 1160 event pairs, 29 based on Foata normal form. 9/265 useless extension candidates. Maximal degree in co-relation 604. Up to 109 conditions per place. [2021-03-11 20:20:06,018 INFO L132 encePairwiseOnDemand]: 190/197 looper letters, 15 selfloop transitions, 4 changer transitions 8/36 dead transitions. [2021-03-11 20:20:06,018 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 36 transitions, 154 flow [2021-03-11 20:20:06,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:20:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:20:06,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 678 transitions. [2021-03-11 20:20:06,022 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6883248730964467 [2021-03-11 20:20:06,022 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 678 transitions. [2021-03-11 20:20:06,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 678 transitions. [2021-03-11 20:20:06,023 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:06,023 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 678 transitions. [2021-03-11 20:20:06,024 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 135.6) internal successors, (678), 5 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,025 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,026 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,026 INFO L185 Difference]: Start difference. First operand has 32 places, 20 transitions, 58 flow. Second operand 5 states and 678 transitions. [2021-03-11 20:20:06,026 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 36 transitions, 154 flow [2021-03-11 20:20:06,027 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 36 transitions, 144 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 20:20:06,027 INFO L241 Difference]: Finished difference. Result has 37 places, 22 transitions, 86 flow [2021-03-11 20:20:06,028 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=54, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=86, PETRI_PLACES=37, PETRI_TRANSITIONS=22} [2021-03-11 20:20:06,028 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 7 predicate places. [2021-03-11 20:20:06,028 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 22 transitions, 86 flow [2021-03-11 20:20:06,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 131.16666666666666) internal successors, (787), 6 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,028 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:06,028 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:06,028 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 20:20:06,029 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:06,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:06,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1757070127, now seen corresponding path program 2 times [2021-03-11 20:20:06,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:06,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494568315] [2021-03-11 20:20:06,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:06,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 20:20:06,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 20:20:06,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 20:20:06,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 20:20:06,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:06,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494568315] [2021-03-11 20:20:06,172 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:06,172 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 20:20:06,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263359117] [2021-03-11 20:20:06,172 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 20:20:06,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:06,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 20:20:06,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 20:20:06,173 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 138 out of 197 [2021-03-11 20:20:06,174 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 22 transitions, 86 flow. Second operand has 5 states, 5 states have (on average 139.4) internal successors, (697), 5 states have internal predecessors, (697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,174 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:06,174 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 138 of 197 [2021-03-11 20:20:06,174 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:06,302 INFO L129 PetriNetUnfolder]: 79/190 cut-off events. [2021-03-11 20:20:06,302 INFO L130 PetriNetUnfolder]: For 156/156 co-relation queries the response was YES. [2021-03-11 20:20:06,304 INFO L84 FinitePrefix]: Finished finitePrefix Result has 538 conditions, 190 events. 79/190 cut-off events. For 156/156 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 806 event pairs, 35 based on Foata normal form. 3/189 useless extension candidates. Maximal degree in co-relation 529. Up to 126 conditions per place. [2021-03-11 20:20:06,305 INFO L132 encePairwiseOnDemand]: 189/197 looper letters, 11 selfloop transitions, 7 changer transitions 0/27 dead transitions. [2021-03-11 20:20:06,305 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 27 transitions, 143 flow [2021-03-11 20:20:06,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 20:20:06,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 20:20:06,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 569 transitions. [2021-03-11 20:20:06,307 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7220812182741116 [2021-03-11 20:20:06,307 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 569 transitions. [2021-03-11 20:20:06,307 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 569 transitions. [2021-03-11 20:20:06,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:06,307 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 569 transitions. [2021-03-11 20:20:06,308 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 142.25) internal successors, (569), 4 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,309 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 197.0) internal successors, (985), 5 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,309 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 197.0) internal successors, (985), 5 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,309 INFO L185 Difference]: Start difference. First operand has 37 places, 22 transitions, 86 flow. Second operand 4 states and 569 transitions. [2021-03-11 20:20:06,310 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 27 transitions, 143 flow [2021-03-11 20:20:06,311 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 27 transitions, 136 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-11 20:20:06,312 INFO L241 Difference]: Finished difference. Result has 38 places, 26 transitions, 128 flow [2021-03-11 20:20:06,312 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=79, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=128, PETRI_PLACES=38, PETRI_TRANSITIONS=26} [2021-03-11 20:20:06,312 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 8 predicate places. [2021-03-11 20:20:06,313 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 26 transitions, 128 flow [2021-03-11 20:20:06,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 139.4) internal successors, (697), 5 states have internal predecessors, (697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,313 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:06,313 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:06,314 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-11 20:20:06,314 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:06,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:06,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1866119798, now seen corresponding path program 1 times [2021-03-11 20:20:06,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:06,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473958990] [2021-03-11 20:20:06,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:06,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-11 20:20:06,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 20:20:06,450 INFO L142 QuantifierPusher]: treesize reduction 8, result has 69.2 percent of original size [2021-03-11 20:20:06,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 20:20:06,460 INFO L142 QuantifierPusher]: treesize reduction 8, result has 60.0 percent of original size [2021-03-11 20:20:06,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 20:20:06,470 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-03-11 20:20:06,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 20:20:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:06,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473958990] [2021-03-11 20:20:06,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:06,476 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 20:20:06,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762442733] [2021-03-11 20:20:06,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 20:20:06,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:06,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 20:20:06,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-11 20:20:06,481 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 197 [2021-03-11 20:20:06,482 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 26 transitions, 128 flow. Second operand has 7 states, 7 states have (on average 124.14285714285714) internal successors, (869), 7 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) [2021-03-11 20:20:06,482 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:06,482 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 197 [2021-03-11 20:20:06,482 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:06,641 INFO L129 PetriNetUnfolder]: 84/194 cut-off events. [2021-03-11 20:20:06,641 INFO L130 PetriNetUnfolder]: For 176/179 co-relation queries the response was YES. [2021-03-11 20:20:06,641 INFO L84 FinitePrefix]: Finished finitePrefix Result has 644 conditions, 194 events. 84/194 cut-off events. For 176/179 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 792 event pairs, 8 based on Foata normal form. 10/200 useless extension candidates. Maximal degree in co-relation 635. Up to 87 conditions per place. [2021-03-11 20:20:06,642 INFO L132 encePairwiseOnDemand]: 192/197 looper letters, 17 selfloop transitions, 4 changer transitions 8/38 dead transitions. [2021-03-11 20:20:06,642 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 38 transitions, 245 flow [2021-03-11 20:20:06,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:20:06,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:20:06,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 641 transitions. [2021-03-11 20:20:06,644 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.650761421319797 [2021-03-11 20:20:06,644 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 641 transitions. [2021-03-11 20:20:06,645 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 641 transitions. [2021-03-11 20:20:06,645 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:06,645 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 641 transitions. [2021-03-11 20:20:06,646 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 128.2) internal successors, (641), 5 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,647 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,647 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,647 INFO L185 Difference]: Start difference. First operand has 38 places, 26 transitions, 128 flow. Second operand 5 states and 641 transitions. [2021-03-11 20:20:06,647 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 38 transitions, 245 flow [2021-03-11 20:20:06,649 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 38 transitions, 232 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-11 20:20:06,649 INFO L241 Difference]: Finished difference. Result has 43 places, 25 transitions, 131 flow [2021-03-11 20:20:06,649 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=117, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=131, PETRI_PLACES=43, PETRI_TRANSITIONS=25} [2021-03-11 20:20:06,650 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 13 predicate places. [2021-03-11 20:20:06,650 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 25 transitions, 131 flow [2021-03-11 20:20:06,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 124.14285714285714) internal successors, (869), 7 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) [2021-03-11 20:20:06,650 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:06,650 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:06,650 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-11 20:20:06,650 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:06,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:06,650 INFO L82 PathProgramCache]: Analyzing trace with hash 575056029, now seen corresponding path program 1 times [2021-03-11 20:20:06,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:06,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208062398] [2021-03-11 20:20:06,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:06,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 20:20:06,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 20:20:06,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 20:20:06,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-11 20:20:06,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-11 20:20:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:06,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208062398] [2021-03-11 20:20:06,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:06,784 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 20:20:06,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188916283] [2021-03-11 20:20:06,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 20:20:06,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:06,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 20:20:06,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-03-11 20:20:06,785 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 138 out of 197 [2021-03-11 20:20:06,786 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 25 transitions, 131 flow. Second operand has 6 states, 6 states have (on average 139.33333333333334) internal successors, (836), 6 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,786 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:06,786 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 138 of 197 [2021-03-11 20:20:06,786 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:06,913 INFO L129 PetriNetUnfolder]: 87/194 cut-off events. [2021-03-11 20:20:06,913 INFO L130 PetriNetUnfolder]: For 273/277 co-relation queries the response was YES. [2021-03-11 20:20:06,914 INFO L84 FinitePrefix]: Finished finitePrefix Result has 679 conditions, 194 events. 87/194 cut-off events. For 273/277 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 751 event pairs, 5 based on Foata normal form. 5/198 useless extension candidates. Maximal degree in co-relation 667. Up to 138 conditions per place. [2021-03-11 20:20:06,916 INFO L132 encePairwiseOnDemand]: 189/197 looper letters, 16 selfloop transitions, 14 changer transitions 0/39 dead transitions. [2021-03-11 20:20:06,916 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 39 transitions, 263 flow [2021-03-11 20:20:06,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:20:06,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:20:06,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 714 transitions. [2021-03-11 20:20:06,919 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7248730964467005 [2021-03-11 20:20:06,919 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 714 transitions. [2021-03-11 20:20:06,919 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 714 transitions. [2021-03-11 20:20:06,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:06,919 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 714 transitions. [2021-03-11 20:20:06,920 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 142.8) internal successors, (714), 5 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,921 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,921 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,921 INFO L185 Difference]: Start difference. First operand has 43 places, 25 transitions, 131 flow. Second operand 5 states and 714 transitions. [2021-03-11 20:20:06,921 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 39 transitions, 263 flow [2021-03-11 20:20:06,925 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 39 transitions, 230 flow, removed 6 selfloop flow, removed 6 redundant places. [2021-03-11 20:20:06,926 INFO L241 Difference]: Finished difference. Result has 42 places, 36 transitions, 212 flow [2021-03-11 20:20:06,926 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=107, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=212, PETRI_PLACES=42, PETRI_TRANSITIONS=36} [2021-03-11 20:20:06,926 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 12 predicate places. [2021-03-11 20:20:06,926 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 36 transitions, 212 flow [2021-03-11 20:20:06,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 139.33333333333334) internal successors, (836), 6 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:06,926 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:06,926 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:06,926 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-11 20:20:06,926 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:06,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:06,927 INFO L82 PathProgramCache]: Analyzing trace with hash 549765191, now seen corresponding path program 2 times [2021-03-11 20:20:06,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:06,927 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004580368] [2021-03-11 20:20:06,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:06,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:06,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 20:20:07,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 20:20:07,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-11 20:20:07,072 INFO L142 QuantifierPusher]: treesize reduction 11, result has 78.0 percent of original size [2021-03-11 20:20:07,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-11 20:20:07,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 20:20:07,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:07,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004580368] [2021-03-11 20:20:07,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:07,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 20:20:07,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464960287] [2021-03-11 20:20:07,118 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 20:20:07,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:07,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 20:20:07,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-03-11 20:20:07,120 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 134 out of 197 [2021-03-11 20:20:07,121 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 36 transitions, 212 flow. Second operand has 7 states, 7 states have (on average 135.14285714285714) internal successors, (946), 7 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,121 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:07,121 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 134 of 197 [2021-03-11 20:20:07,121 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:07,314 INFO L129 PetriNetUnfolder]: 106/233 cut-off events. [2021-03-11 20:20:07,315 INFO L130 PetriNetUnfolder]: For 310/318 co-relation queries the response was YES. [2021-03-11 20:20:07,315 INFO L84 FinitePrefix]: Finished finitePrefix Result has 934 conditions, 233 events. 106/233 cut-off events. For 310/318 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 999 event pairs, 6 based on Foata normal form. 6/239 useless extension candidates. Maximal degree in co-relation 923. Up to 126 conditions per place. [2021-03-11 20:20:07,316 INFO L132 encePairwiseOnDemand]: 192/197 looper letters, 25 selfloop transitions, 13 changer transitions 0/47 dead transitions. [2021-03-11 20:20:07,316 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 47 transitions, 361 flow [2021-03-11 20:20:07,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:20:07,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:20:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 690 transitions. [2021-03-11 20:20:07,319 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.700507614213198 [2021-03-11 20:20:07,319 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 690 transitions. [2021-03-11 20:20:07,319 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 690 transitions. [2021-03-11 20:20:07,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:07,319 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 690 transitions. [2021-03-11 20:20:07,320 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 138.0) internal successors, (690), 5 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,321 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,321 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,321 INFO L185 Difference]: Start difference. First operand has 42 places, 36 transitions, 212 flow. Second operand 5 states and 690 transitions. [2021-03-11 20:20:07,321 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 47 transitions, 361 flow [2021-03-11 20:20:07,322 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 47 transitions, 360 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 20:20:07,323 INFO L241 Difference]: Finished difference. Result has 46 places, 40 transitions, 281 flow [2021-03-11 20:20:07,323 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=211, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=281, PETRI_PLACES=46, PETRI_TRANSITIONS=40} [2021-03-11 20:20:07,323 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 16 predicate places. [2021-03-11 20:20:07,323 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 40 transitions, 281 flow [2021-03-11 20:20:07,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 135.14285714285714) internal successors, (946), 7 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,324 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:07,324 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:07,324 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-11 20:20:07,324 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:07,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:07,324 INFO L82 PathProgramCache]: Analyzing trace with hash -422538361, now seen corresponding path program 3 times [2021-03-11 20:20:07,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:07,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409937362] [2021-03-11 20:20:07,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:07,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-11 20:20:07,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 20:20:07,445 INFO L142 QuantifierPusher]: treesize reduction 22, result has 52.2 percent of original size [2021-03-11 20:20:07,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-11 20:20:07,462 INFO L142 QuantifierPusher]: treesize reduction 37, result has 32.7 percent of original size [2021-03-11 20:20:07,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 20:20:07,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:07,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409937362] [2021-03-11 20:20:07,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:07,476 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 20:20:07,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934274561] [2021-03-11 20:20:07,476 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 20:20:07,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:07,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 20:20:07,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-11 20:20:07,477 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 197 [2021-03-11 20:20:07,479 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 40 transitions, 281 flow. Second operand has 6 states, 6 states have (on average 132.33333333333334) internal successors, (794), 6 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,479 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:07,479 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 197 [2021-03-11 20:20:07,479 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:07,598 INFO L129 PetriNetUnfolder]: 106/246 cut-off events. [2021-03-11 20:20:07,598 INFO L130 PetriNetUnfolder]: For 459/463 co-relation queries the response was YES. [2021-03-11 20:20:07,599 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1039 conditions, 246 events. 106/246 cut-off events. For 459/463 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 1145 event pairs, 22 based on Foata normal form. 2/248 useless extension candidates. Maximal degree in co-relation 1027. Up to 152 conditions per place. [2021-03-11 20:20:07,600 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 22 selfloop transitions, 14 changer transitions 0/45 dead transitions. [2021-03-11 20:20:07,600 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 45 transitions, 391 flow [2021-03-11 20:20:07,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 20:20:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 20:20:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 540 transitions. [2021-03-11 20:20:07,602 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6852791878172588 [2021-03-11 20:20:07,602 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 540 transitions. [2021-03-11 20:20:07,602 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 540 transitions. [2021-03-11 20:20:07,603 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:07,603 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 540 transitions. [2021-03-11 20:20:07,604 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 135.0) internal successors, (540), 4 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,604 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 197.0) internal successors, (985), 5 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,605 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 197.0) internal successors, (985), 5 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,605 INFO L185 Difference]: Start difference. First operand has 46 places, 40 transitions, 281 flow. Second operand 4 states and 540 transitions. [2021-03-11 20:20:07,605 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 45 transitions, 391 flow [2021-03-11 20:20:07,606 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 45 transitions, 390 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 20:20:07,608 INFO L241 Difference]: Finished difference. Result has 49 places, 43 transitions, 357 flow [2021-03-11 20:20:07,609 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=280, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=357, PETRI_PLACES=49, PETRI_TRANSITIONS=43} [2021-03-11 20:20:07,609 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 19 predicate places. [2021-03-11 20:20:07,609 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 43 transitions, 357 flow [2021-03-11 20:20:07,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 132.33333333333334) internal successors, (794), 6 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,609 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:07,609 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:07,609 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-11 20:20:07,609 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:07,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:07,610 INFO L82 PathProgramCache]: Analyzing trace with hash 134545104, now seen corresponding path program 1 times [2021-03-11 20:20:07,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:07,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873265305] [2021-03-11 20:20:07,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:07,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:20:07,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:20:07,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:20:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:07,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873265305] [2021-03-11 20:20:07,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:07,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 20:20:07,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631678955] [2021-03-11 20:20:07,683 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 20:20:07,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:07,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 20:20:07,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 20:20:07,684 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 197 [2021-03-11 20:20:07,685 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 43 transitions, 357 flow. Second operand has 4 states, 4 states have (on average 167.75) internal successors, (671), 4 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,685 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:07,685 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 197 [2021-03-11 20:20:07,685 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:07,743 INFO L129 PetriNetUnfolder]: 137/343 cut-off events. [2021-03-11 20:20:07,743 INFO L130 PetriNetUnfolder]: For 1088/1214 co-relation queries the response was YES. [2021-03-11 20:20:07,744 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1302 conditions, 343 events. 137/343 cut-off events. For 1088/1214 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 2010 event pairs, 37 based on Foata normal form. 102/430 useless extension candidates. Maximal degree in co-relation 1289. Up to 154 conditions per place. [2021-03-11 20:20:07,745 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 10 selfloop transitions, 8 changer transitions 0/53 dead transitions. [2021-03-11 20:20:07,745 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 53 transitions, 413 flow [2021-03-11 20:20:07,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:20:07,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:20:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 853 transitions. [2021-03-11 20:20:07,747 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8659898477157361 [2021-03-11 20:20:07,747 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 853 transitions. [2021-03-11 20:20:07,747 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 853 transitions. [2021-03-11 20:20:07,748 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:07,748 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 853 transitions. [2021-03-11 20:20:07,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 170.6) internal successors, (853), 5 states have internal predecessors, (853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,751 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,751 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 197.0) internal successors, (1182), 6 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,751 INFO L185 Difference]: Start difference. First operand has 49 places, 43 transitions, 357 flow. Second operand 5 states and 853 transitions. [2021-03-11 20:20:07,751 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 53 transitions, 413 flow [2021-03-11 20:20:07,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 53 transitions, 399 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 20:20:07,755 INFO L241 Difference]: Finished difference. Result has 54 places, 50 transitions, 411 flow [2021-03-11 20:20:07,755 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=343, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=411, PETRI_PLACES=54, PETRI_TRANSITIONS=50} [2021-03-11 20:20:07,755 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 24 predicate places. [2021-03-11 20:20:07,755 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 50 transitions, 411 flow [2021-03-11 20:20:07,756 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 167.75) internal successors, (671), 4 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,756 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:07,756 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:07,756 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-11 20:20:07,756 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:07,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:07,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1908105627, now seen corresponding path program 1 times [2021-03-11 20:20:07,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:07,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689253880] [2021-03-11 20:20:07,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:07,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 20:20:07,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 20:20:07,855 INFO L142 QuantifierPusher]: treesize reduction 6, result has 80.6 percent of original size [2021-03-11 20:20:07,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-11 20:20:07,870 INFO L142 QuantifierPusher]: treesize reduction 7, result has 72.0 percent of original size [2021-03-11 20:20:07,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 20:20:07,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:07,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 20:20:07,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:07,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689253880] [2021-03-11 20:20:07,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:07,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 20:20:07,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855214025] [2021-03-11 20:20:07,902 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 20:20:07,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:07,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 20:20:07,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-11 20:20:07,903 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 197 [2021-03-11 20:20:07,904 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 50 transitions, 411 flow. Second operand has 7 states, 7 states have (on average 131.28571428571428) internal successors, (919), 7 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:07,904 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:07,904 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 197 [2021-03-11 20:20:07,904 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:08,051 INFO L129 PetriNetUnfolder]: 169/384 cut-off events. [2021-03-11 20:20:08,051 INFO L130 PetriNetUnfolder]: For 1634/1743 co-relation queries the response was YES. [2021-03-11 20:20:08,052 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1762 conditions, 384 events. 169/384 cut-off events. For 1634/1743 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 2088 event pairs, 42 based on Foata normal form. 44/414 useless extension candidates. Maximal degree in co-relation 1746. Up to 158 conditions per place. [2021-03-11 20:20:08,054 INFO L132 encePairwiseOnDemand]: 192/197 looper letters, 25 selfloop transitions, 12 changer transitions 0/53 dead transitions. [2021-03-11 20:20:08,054 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 53 transitions, 508 flow [2021-03-11 20:20:08,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 20:20:08,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 20:20:08,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 535 transitions. [2021-03-11 20:20:08,056 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6789340101522843 [2021-03-11 20:20:08,056 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 535 transitions. [2021-03-11 20:20:08,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 535 transitions. [2021-03-11 20:20:08,057 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:08,057 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 535 transitions. [2021-03-11 20:20:08,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 133.75) internal successors, (535), 4 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,059 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 197.0) internal successors, (985), 5 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,059 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 197.0) internal successors, (985), 5 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,059 INFO L185 Difference]: Start difference. First operand has 54 places, 50 transitions, 411 flow. Second operand 4 states and 535 transitions. [2021-03-11 20:20:08,059 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 53 transitions, 508 flow [2021-03-11 20:20:08,061 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 53 transitions, 504 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 20:20:08,062 INFO L241 Difference]: Finished difference. Result has 57 places, 50 transitions, 445 flow [2021-03-11 20:20:08,063 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=407, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=445, PETRI_PLACES=57, PETRI_TRANSITIONS=50} [2021-03-11 20:20:08,063 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 27 predicate places. [2021-03-11 20:20:08,063 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 50 transitions, 445 flow [2021-03-11 20:20:08,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 131.28571428571428) internal successors, (919), 7 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,063 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:08,063 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:08,063 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-11 20:20:08,063 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:08,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:08,064 INFO L82 PathProgramCache]: Analyzing trace with hash -1723294030, now seen corresponding path program 1 times [2021-03-11 20:20:08,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:08,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715849274] [2021-03-11 20:20:08,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:08,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:20:08,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:20:08,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:20:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:08,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715849274] [2021-03-11 20:20:08,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:08,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 20:20:08,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594424932] [2021-03-11 20:20:08,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 20:20:08,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:08,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 20:20:08,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 20:20:08,120 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 197 [2021-03-11 20:20:08,120 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 50 transitions, 445 flow. Second operand has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,120 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:08,120 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 197 [2021-03-11 20:20:08,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:08,189 INFO L129 PetriNetUnfolder]: 233/562 cut-off events. [2021-03-11 20:20:08,190 INFO L130 PetriNetUnfolder]: For 2236/2396 co-relation queries the response was YES. [2021-03-11 20:20:08,192 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2470 conditions, 562 events. 233/562 cut-off events. For 2236/2396 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 3728 event pairs, 71 based on Foata normal form. 29/547 useless extension candidates. Maximal degree in co-relation 2453. Up to 273 conditions per place. [2021-03-11 20:20:08,194 INFO L132 encePairwiseOnDemand]: 194/197 looper letters, 3 selfloop transitions, 2 changer transitions 0/51 dead transitions. [2021-03-11 20:20:08,194 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 51 transitions, 457 flow [2021-03-11 20:20:08,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 20:20:08,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 20:20:08,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 698 transitions. [2021-03-11 20:20:08,196 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8857868020304569 [2021-03-11 20:20:08,196 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 698 transitions. [2021-03-11 20:20:08,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 698 transitions. [2021-03-11 20:20:08,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:08,197 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 698 transitions. [2021-03-11 20:20:08,198 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 174.5) internal successors, (698), 4 states have internal predecessors, (698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 197.0) internal successors, (985), 5 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,199 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 197.0) internal successors, (985), 5 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,199 INFO L185 Difference]: Start difference. First operand has 57 places, 50 transitions, 445 flow. Second operand 4 states and 698 transitions. [2021-03-11 20:20:08,199 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 51 transitions, 457 flow [2021-03-11 20:20:08,202 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 51 transitions, 433 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-11 20:20:08,203 INFO L241 Difference]: Finished difference. Result has 59 places, 51 transitions, 434 flow [2021-03-11 20:20:08,203 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=421, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=434, PETRI_PLACES=59, PETRI_TRANSITIONS=51} [2021-03-11 20:20:08,203 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 29 predicate places. [2021-03-11 20:20:08,203 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 51 transitions, 434 flow [2021-03-11 20:20:08,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,204 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:08,204 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:08,204 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-11 20:20:08,204 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:08,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:08,204 INFO L82 PathProgramCache]: Analyzing trace with hash -965466686, now seen corresponding path program 2 times [2021-03-11 20:20:08,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:08,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682661555] [2021-03-11 20:20:08,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:08,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:20:08,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:20:08,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:20:08,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:20:08,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:08,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682661555] [2021-03-11 20:20:08,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:08,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 20:20:08,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935958385] [2021-03-11 20:20:08,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 20:20:08,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:08,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 20:20:08,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 20:20:08,284 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 197 [2021-03-11 20:20:08,284 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 51 transitions, 434 flow. Second operand has 5 states, 5 states have (on average 167.8) internal successors, (839), 5 states have internal predecessors, (839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,285 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:08,285 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 197 [2021-03-11 20:20:08,285 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:08,404 INFO L129 PetriNetUnfolder]: 117/377 cut-off events. [2021-03-11 20:20:08,404 INFO L130 PetriNetUnfolder]: For 2517/3472 co-relation queries the response was YES. [2021-03-11 20:20:08,405 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1661 conditions, 377 events. 117/377 cut-off events. For 2517/3472 co-relation queries the response was YES. Maximal size of possible extension queue 65. Compared 2500 event pairs, 8 based on Foata normal form. 310/664 useless extension candidates. Maximal degree in co-relation 1642. Up to 196 conditions per place. [2021-03-11 20:20:08,406 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 6 selfloop transitions, 15 changer transitions 3/56 dead transitions. [2021-03-11 20:20:08,406 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 56 transitions, 489 flow [2021-03-11 20:20:08,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 20:20:08,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-11 20:20:08,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1194 transitions. [2021-03-11 20:20:08,409 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8658448150833937 [2021-03-11 20:20:08,409 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1194 transitions. [2021-03-11 20:20:08,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1194 transitions. [2021-03-11 20:20:08,409 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:08,409 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1194 transitions. [2021-03-11 20:20:08,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 170.57142857142858) internal successors, (1194), 7 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,412 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 197.0) internal successors, (1576), 8 states have internal predecessors, (1576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,413 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 197.0) internal successors, (1576), 8 states have internal predecessors, (1576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,413 INFO L185 Difference]: Start difference. First operand has 59 places, 51 transitions, 434 flow. Second operand 7 states and 1194 transitions. [2021-03-11 20:20:08,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 56 transitions, 489 flow [2021-03-11 20:20:08,415 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 56 transitions, 482 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-11 20:20:08,417 INFO L241 Difference]: Finished difference. Result has 66 places, 53 transitions, 479 flow [2021-03-11 20:20:08,418 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=376, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=479, PETRI_PLACES=66, PETRI_TRANSITIONS=53} [2021-03-11 20:20:08,418 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 36 predicate places. [2021-03-11 20:20:08,418 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 53 transitions, 479 flow [2021-03-11 20:20:08,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 167.8) internal successors, (839), 5 states have internal predecessors, (839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,418 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:08,418 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:08,418 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-11 20:20:08,418 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:08,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:08,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1812484554, now seen corresponding path program 1 times [2021-03-11 20:20:08,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:08,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086884640] [2021-03-11 20:20:08,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:20:08,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:20:08,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:20:08,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:20:08,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:20:08,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:20:08,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:20:08,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:20:08,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086884640] [2021-03-11 20:20:08,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:20:08,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 20:20:08,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795396141] [2021-03-11 20:20:08,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 20:20:08,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:20:08,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 20:20:08,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 20:20:08,509 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 197 [2021-03-11 20:20:08,510 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 53 transitions, 479 flow. Second operand has 6 states, 6 states have (on average 167.83333333333334) internal successors, (1007), 6 states have internal predecessors, (1007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,510 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:20:08,510 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 197 [2021-03-11 20:20:08,510 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:20:08,610 INFO L129 PetriNetUnfolder]: 86/306 cut-off events. [2021-03-11 20:20:08,610 INFO L130 PetriNetUnfolder]: For 3293/4736 co-relation queries the response was YES. [2021-03-11 20:20:08,612 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1574 conditions, 306 events. 86/306 cut-off events. For 3293/4736 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 2010 event pairs, 0 based on Foata normal form. 304/592 useless extension candidates. Maximal degree in co-relation 1552. Up to 179 conditions per place. [2021-03-11 20:20:08,612 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 2 selfloop transitions, 19 changer transitions 6/54 dead transitions. [2021-03-11 20:20:08,612 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 54 transitions, 516 flow [2021-03-11 20:20:08,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 20:20:08,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 20:20:08,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1529 transitions. [2021-03-11 20:20:08,616 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.862380146644106 [2021-03-11 20:20:08,616 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1529 transitions. [2021-03-11 20:20:08,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1529 transitions. [2021-03-11 20:20:08,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:20:08,616 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1529 transitions. [2021-03-11 20:20:08,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 169.88888888888889) internal successors, (1529), 9 states have internal predecessors, (1529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,620 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 197.0) internal successors, (1970), 10 states have internal predecessors, (1970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,620 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 197.0) internal successors, (1970), 10 states have internal predecessors, (1970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,620 INFO L185 Difference]: Start difference. First operand has 66 places, 53 transitions, 479 flow. Second operand 9 states and 1529 transitions. [2021-03-11 20:20:08,620 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 54 transitions, 516 flow [2021-03-11 20:20:08,625 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 54 transitions, 415 flow, removed 29 selfloop flow, removed 7 redundant places. [2021-03-11 20:20:08,626 INFO L241 Difference]: Finished difference. Result has 70 places, 48 transitions, 376 flow [2021-03-11 20:20:08,626 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=337, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=376, PETRI_PLACES=70, PETRI_TRANSITIONS=48} [2021-03-11 20:20:08,626 INFO L335 CegarLoopForPetriNet]: 30 programPoint places, 40 predicate places. [2021-03-11 20:20:08,626 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 48 transitions, 376 flow [2021-03-11 20:20:08,626 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 167.83333333333334) internal successors, (1007), 6 states have internal predecessors, (1007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:20:08,626 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:20:08,626 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:20:08,626 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-11 20:20:08,626 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:20:08,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:20:08,627 INFO L82 PathProgramCache]: Analyzing trace with hash 779118232, now seen corresponding path program 1 times [2021-03-11 20:20:08,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:20:08,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747694512] [2021-03-11 20:20:08,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:20:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 20:20:08,690 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 20:20:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 20:20:08,761 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 20:20:08,802 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-11 20:20:08,802 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-11 20:20:08,802 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-11 20:20:08,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 08:20:08 BasicIcfg [2021-03-11 20:20:08,892 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 20:20:08,893 INFO L168 Benchmark]: Toolchain (without parser) took 33808.08 ms. Allocated memory was 358.6 MB in the beginning and 811.6 MB in the end (delta: 453.0 MB). Free memory was 321.8 MB in the beginning and 556.0 MB in the end (delta: -234.2 MB). Peak memory consumption was 219.6 MB. Max. memory is 16.0 GB. [2021-03-11 20:20:08,893 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 358.6 MB. Free memory was 340.0 MB in the beginning and 340.0 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 20:20:08,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.20 ms. Allocated memory is still 358.6 MB. Free memory was 321.2 MB in the beginning and 314.9 MB in the end (delta: 6.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.0 GB. [2021-03-11 20:20:08,895 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.46 ms. Allocated memory is still 358.6 MB. Free memory was 314.9 MB in the beginning and 311.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 20:20:08,897 INFO L168 Benchmark]: Boogie Preprocessor took 31.42 ms. Allocated memory is still 358.6 MB. Free memory was 311.8 MB in the beginning and 308.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-11 20:20:08,900 INFO L168 Benchmark]: RCFGBuilder took 2786.34 ms. Allocated memory was 358.6 MB in the beginning and 465.6 MB in the end (delta: 107.0 MB). Free memory was 308.6 MB in the beginning and 420.1 MB in the end (delta: -111.5 MB). Peak memory consumption was 199.4 MB. Max. memory is 16.0 GB. [2021-03-11 20:20:08,900 INFO L168 Benchmark]: TraceAbstraction took 30514.79 ms. Allocated memory was 465.6 MB in the beginning and 811.6 MB in the end (delta: 346.0 MB). Free memory was 419.1 MB in the beginning and 556.0 MB in the end (delta: -136.9 MB). Peak memory consumption was 210.1 MB. Max. memory is 16.0 GB. [2021-03-11 20:20:08,902 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 358.6 MB. Free memory was 340.0 MB in the beginning and 340.0 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 404.20 ms. Allocated memory is still 358.6 MB. Free memory was 321.2 MB in the beginning and 314.9 MB in the end (delta: 6.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 64.46 ms. Allocated memory is still 358.6 MB. Free memory was 314.9 MB in the beginning and 311.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 31.42 ms. Allocated memory is still 358.6 MB. Free memory was 311.8 MB in the beginning and 308.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2786.34 ms. Allocated memory was 358.6 MB in the beginning and 465.6 MB in the end (delta: 107.0 MB). Free memory was 308.6 MB in the beginning and 420.1 MB in the end (delta: -111.5 MB). Peak memory consumption was 199.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 30514.79 ms. Allocated memory was 465.6 MB in the beginning and 811.6 MB in the end (delta: 346.0 MB). Free memory was 419.1 MB in the beginning and 556.0 MB in the end (delta: -136.9 MB). Peak memory consumption was 210.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26498.0ms, 108 PlacesBefore, 30 PlacesAfterwards, 99 TransitionsBefore, 21 TransitionsAfterwards, 1018 CoEnabledTransitionPairs, 7 FixpointIterations, 54 TrivialSequentialCompositions, 25 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 0 ChoiceCompositions, 83 TotalNumberOfCompositions, 3095 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1105, positive: 935, positive conditional: 0, positive unconditional: 935, negative: 170, negative conditional: 0, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 666, positive: 615, positive conditional: 0, positive unconditional: 615, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 666, positive: 591, positive conditional: 0, positive unconditional: 591, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3157, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 1577, negative conditional: 0, negative unconditional: 1577, unknown: 1520, unknown conditional: 0, unknown unconditional: 1520] ], Cache Queries: [ total: 1105, positive: 320, positive conditional: 0, positive unconditional: 320, negative: 119, negative conditional: 0, negative unconditional: 119, unknown: 666, unknown conditional: 0, unknown unconditional: 666] , Statistics on independence cache: Total cache size (in pairs): 85, Positive cache size: 65, Positive conditional cache size: 0, Positive unconditional cache size: 65, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - CounterExampleResult [Line: 19]: 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; [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L714] 0 int __unbuffered_p0_EAX$mem_tmp; [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L725] 0 int __unbuffered_p0_EAX$w_buff0; [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L727] 0 int __unbuffered_p0_EAX$w_buff1; [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L730] 0 int __unbuffered_p0_EBX = 0; [L732] 0 int __unbuffered_p2_EAX = 0; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L738] 0 int y = 0; [L739] 0 _Bool y$flush_delayed; [L740] 0 int y$mem_tmp; [L741] 0 _Bool y$r_buff0_thd0; [L742] 0 _Bool y$r_buff0_thd1; [L743] 0 _Bool y$r_buff0_thd2; [L744] 0 _Bool y$r_buff0_thd3; [L745] 0 _Bool y$r_buff1_thd0; [L746] 0 _Bool y$r_buff1_thd1; [L747] 0 _Bool y$r_buff1_thd2; [L748] 0 _Bool y$r_buff1_thd3; [L749] 0 _Bool y$read_delayed; [L750] 0 int *y$read_delayed_var; [L751] 0 int y$w_buff0; [L752] 0 _Bool y$w_buff0_used; [L753] 0 int y$w_buff1; [L754] 0 _Bool y$w_buff1_used; [L755] 0 _Bool weak$$choice0; [L756] 0 _Bool weak$$choice1; [L757] 0 _Bool weak$$choice2; [L853] 0 pthread_t t1825; [L854] FCALL, FORK 0 pthread_create(&t1825, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L761] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L762] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L763] 1 y$flush_delayed = weak$$choice2 [L764] EXPR 1 \read(y) [L764] 1 y$mem_tmp = y [L765] 1 weak$$choice1 = __VERIFIER_nondet_bool() [L766] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L766] EXPR 1 \read(y) [L766] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L766] 1 y = !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L767] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L767] EXPR 1 !y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))) [L767] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L767] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L768] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L768] EXPR 1 !y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))) [L768] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L768] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L769] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L769] EXPR 1 !y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0))) [L769] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L769] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L770] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L770] EXPR 1 !y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L770] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L770] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L771] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L771] EXPR 1 !y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L771] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L771] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L772] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L772] EXPR 1 !y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L772] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L772] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L773] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L774] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L775] EXPR 1 \read(y) [L775] 1 __unbuffered_p0_EAX = y [L776] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L776] EXPR 1 \read(y) [L776] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L776] 1 y = y$flush_delayed ? y$mem_tmp : y [L777] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L855] 0 pthread_t t1826; [L780] 1 __unbuffered_p0_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L856] FCALL, FORK 0 pthread_create(&t1826, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L792] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L857] 0 pthread_t t1827; [L795] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L858] FCALL, FORK 0 pthread_create(&t1827, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L798] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L798] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L798] EXPR 2 \read(y) [L798] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L798] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L798] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L799] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L799] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L800] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L800] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L801] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L801] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L802] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L802] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L812] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L813] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L814] 3 y$flush_delayed = weak$$choice2 [L815] EXPR 3 \read(y) [L815] 3 y$mem_tmp = y [L816] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L816] EXPR 3 \read(y) [L816] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L816] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L817] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L817] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0) [L817] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L817] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L818] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L818] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1) [L818] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L818] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L819] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L819] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used) [L819] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L819] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L820] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L820] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L821] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3) [L821] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L821] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L822] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L822] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L822] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L822] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L823] EXPR 3 \read(y) [L823] 3 __unbuffered_p2_EAX = y [L824] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L824] EXPR 3 \read(y) [L824] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L824] 3 y = y$flush_delayed ? y$mem_tmp : y [L825] 3 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L828] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=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$$choice0=2, weak$$choice1=0, weak$$choice2=0, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L785] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L787] 1 return 0; [L805] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L807] 2 return 0; [L831] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L831] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L831] EXPR 3 \read(y) [L831] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L831] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L831] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L832] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L832] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L833] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L833] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L834] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L834] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L835] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L835] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L838] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L840] 3 return 0; [L860] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L4] COND FALSE 0 !(!cond) [L864] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L864] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L864] EXPR 0 \read(y) [L864] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L864] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L864] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L865] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L865] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L866] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L866] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L867] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L867] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L868] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L868] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L871] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L872] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L873] 0 y$flush_delayed = weak$$choice2 [L874] EXPR 0 \read(y) [L874] 0 y$mem_tmp = y [L875] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L875] EXPR 0 \read(y) [L875] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L875] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L876] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L876] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L876] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L876] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L877] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L877] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1) [L877] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L877] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L878] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L878] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L878] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L878] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L879] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L879] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L879] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L879] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L880] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L880] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L880] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L880] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L881] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L881] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L881] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L881] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L882] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L883] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L883] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L883] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L883] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L883] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L883] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L884] EXPR 0 \read(y) [L884] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1) [L885] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L885] EXPR 0 \read(y) [L885] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L885] 0 y = y$flush_delayed ? y$mem_tmp : y [L886] 0 y$flush_delayed = (_Bool)0 [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=255, weak$$choice2=0, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.9ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 30302.3ms, OverallIterations: 15, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1654.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 26549.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 39 SDtfs, 37 SDslu, 21 SDs, 0 SdLazy, 323 SolverSat, 149 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 529.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 579.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=479occurred in iteration=13, InterpolantAutomatonStates: 65, 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: 56.5ms SsaConstructionTime, 696.8ms SatisfiabilityAnalysisTime, 1030.2ms InterpolantComputationTime, 198 NumberOfCodeBlocks, 198 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 1625 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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...