/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/queue_ok_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-29289db [2021-06-04 21:27:09,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-04 21:27:09,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-04 21:27:09,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-04 21:27:09,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-04 21:27:09,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-04 21:27:09,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-04 21:27:09,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-04 21:27:09,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-04 21:27:09,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-04 21:27:09,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-04 21:27:09,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-04 21:27:09,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-04 21:27:09,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-04 21:27:09,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-04 21:27:09,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-04 21:27:09,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-04 21:27:09,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-04 21:27:09,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-04 21:27:09,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-04 21:27:09,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-04 21:27:09,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-04 21:27:09,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-04 21:27:09,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-04 21:27:09,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-04 21:27:09,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-04 21:27:09,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-04 21:27:09,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-04 21:27:09,643 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-FA-NoLbe.epf [2021-06-04 21:27:09,656 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-04 21:27:09,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-04 21:27:09,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-04 21:27:09,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-04 21:27:09,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-04 21:27:09,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-04 21:27:09,658 INFO L138 SettingsManager]: * Use SBE=true [2021-06-04 21:27:09,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-04 21:27:09,658 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-04 21:27:09,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-04 21:27:09,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-04 21:27:09,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-04 21:27:09,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-04 21:27:09,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-04 21:27:09,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-04 21:27:09,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-04 21:27:09,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-04 21:27:09,659 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-04 21:27:09,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-04 21:27:09,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-04 21:27:09,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-04 21:27:09,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-04 21:27:09,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-04 21:27:09,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-04 21:27:09,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-04 21:27:09,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-04 21:27:09,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-04 21:27:09,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-04 21:27:09,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-04 21:27:09,660 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-04 21:27:09,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-04 21:27:09,660 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-04 21:27:09,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-04 21:27:09,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-04 21:27:09,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-04 21:27:09,926 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-04 21:27:09,927 INFO L275 PluginConnector]: CDTParser initialized [2021-06-04 21:27:09,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_ok_longer.i [2021-06-04 21:27:09,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f31dc14d/1260d39cc84245bf97da94a8194c26d3/FLAG0a23a96ca [2021-06-04 21:27:10,406 INFO L306 CDTParser]: Found 1 translation units. [2021-06-04 21:27:10,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i [2021-06-04 21:27:10,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f31dc14d/1260d39cc84245bf97da94a8194c26d3/FLAG0a23a96ca [2021-06-04 21:27:10,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f31dc14d/1260d39cc84245bf97da94a8194c26d3 [2021-06-04 21:27:10,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-04 21:27:10,754 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-04 21:27:10,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-04 21:27:10,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-04 21:27:10,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-04 21:27:10,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 09:27:10" (1/1) ... [2021-06-04 21:27:10,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4679bad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:10, skipping insertion in model container [2021-06-04 21:27:10,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 09:27:10" (1/1) ... [2021-06-04 21:27:10,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-04 21:27:10,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-04 21:27:11,111 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i[43272,43285] [2021-06-04 21:27:11,114 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i[43545,43558] [2021-06-04 21:27:11,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-04 21:27:11,121 INFO L203 MainTranslator]: Completed pre-run [2021-06-04 21:27:11,143 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i[43272,43285] [2021-06-04 21:27:11,145 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i[43545,43558] [2021-06-04 21:27:11,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-04 21:27:11,223 INFO L208 MainTranslator]: Completed translation [2021-06-04 21:27:11,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11 WrapperNode [2021-06-04 21:27:11,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-04 21:27:11,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-04 21:27:11,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-04 21:27:11,224 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-04 21:27:11,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (1/1) ... [2021-06-04 21:27:11,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (1/1) ... [2021-06-04 21:27:11,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-04 21:27:11,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-04 21:27:11,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-04 21:27:11,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-04 21:27:11,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (1/1) ... [2021-06-04 21:27:11,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (1/1) ... [2021-06-04 21:27:11,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (1/1) ... [2021-06-04 21:27:11,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (1/1) ... [2021-06-04 21:27:11,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (1/1) ... [2021-06-04 21:27:11,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (1/1) ... [2021-06-04 21:27:11,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (1/1) ... [2021-06-04 21:27:11,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-04 21:27:11,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-04 21:27:11,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-04 21:27:11,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-04 21:27:11,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (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 [2021-06-04 21:27:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-06-04 21:27:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-06-04 21:27:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-06-04 21:27:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-06-04 21:27:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-04 21:27:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-04 21:27:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-04 21:27:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-04 21:27:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-04 21:27:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-04 21:27:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-04 21:27:11,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-04 21:27:11,357 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-04 21:27:11,770 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-04 21:27:11,770 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-06-04 21:27:11,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.06 09:27:11 BoogieIcfgContainer [2021-06-04 21:27:11,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-04 21:27:11,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-04 21:27:11,774 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-04 21:27:11,775 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-04 21:27:11,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.06 09:27:10" (1/3) ... [2021-06-04 21:27:11,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1022ccc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.06 09:27:11, skipping insertion in model container [2021-06-04 21:27:11,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 09:27:11" (2/3) ... [2021-06-04 21:27:11,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1022ccc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.06 09:27:11, skipping insertion in model container [2021-06-04 21:27:11,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.06 09:27:11" (3/3) ... [2021-06-04 21:27:11,778 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_ok_longer.i [2021-06-04 21:27:11,781 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-04 21:27:11,782 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-04 21:27:11,782 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-04 21:27:11,782 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-04 21:27:11,819 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,819 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,819 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,819 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,819 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,819 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,820 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,820 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,820 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,820 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,820 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,820 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,820 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,820 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,820 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,821 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,822 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,822 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,822 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,822 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,822 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,822 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,823 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,824 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,824 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,824 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,824 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,824 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,824 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,826 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,827 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,827 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,827 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,827 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,827 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,827 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,827 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,827 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,827 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,828 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,829 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,829 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,829 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,829 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,829 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,829 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,829 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,829 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,830 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,830 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,830 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,830 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,830 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,830 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,830 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,831 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,831 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,833 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,833 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,833 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,833 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,841 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,841 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,841 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,841 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,842 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,842 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,843 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,843 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,843 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,843 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,844 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,844 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,846 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,847 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,848 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,849 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,849 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,849 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,849 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,849 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,849 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,849 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,849 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,849 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,850 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,854 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,854 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,854 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,854 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,854 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,854 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,854 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,854 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,855 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,855 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,855 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,855 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,855 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,855 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,855 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,855 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,855 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,856 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,858 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,858 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,858 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,858 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,859 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,859 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,859 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,859 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,859 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,859 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,859 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,860 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,861 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,861 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,861 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,861 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,861 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,861 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,861 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,861 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,861 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,863 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,865 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,866 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,869 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,870 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,871 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,871 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,871 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,872 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,872 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,872 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,872 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,872 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,872 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,872 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,872 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,872 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,873 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,874 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,875 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,875 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,875 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,875 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,875 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,875 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,880 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,880 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,881 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,882 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,882 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,882 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,885 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,885 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,886 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:27:11,895 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-04 21:27:11,914 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-06-04 21:27:11,932 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-04 21:27:11,932 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-04 21:27:11,934 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-04 21:27:11,934 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-04 21:27:11,934 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-04 21:27:11,935 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-04 21:27:11,935 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-04 21:27:11,935 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-04 21:27:11,945 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 208 places, 216 transitions, 454 flow [2021-06-04 21:27:12,399 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 14541 states, 14538 states have (on average 2.85080478745357) internal successors, (41445), 14540 states have internal predecessors, (41445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:12,430 INFO L276 IsEmpty]: Start isEmpty. Operand has 14541 states, 14538 states have (on average 2.85080478745357) internal successors, (41445), 14540 states have internal predecessors, (41445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-06-04 21:27:12,435 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:12,435 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:12,435 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:12,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:12,439 INFO L82 PathProgramCache]: Analyzing trace with hash 587458973, now seen corresponding path program 1 times [2021-06-04 21:27:12,448 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:12,449 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849919773] [2021-06-04 21:27:12,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:12,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:12,607 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:12,607 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849919773] [2021-06-04 21:27:12,607 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849919773] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-04 21:27:12,607 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-04 21:27:12,608 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-04 21:27:12,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577315097] [2021-06-04 21:27:12,610 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-04 21:27:12,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:12,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-04 21:27:12,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-04 21:27:12,643 INFO L87 Difference]: Start difference. First operand has 14541 states, 14538 states have (on average 2.85080478745357) internal successors, (41445), 14540 states have internal predecessors, (41445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:12,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:12,748 INFO L93 Difference]: Finished difference Result 14342 states and 40211 transitions. [2021-06-04 21:27:12,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-04 21:27:12,749 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-06-04 21:27:12,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:12,805 INFO L225 Difference]: With dead ends: 14342 [2021-06-04 21:27:12,805 INFO L226 Difference]: Without dead ends: 13019 [2021-06-04 21:27:12,806 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-04 21:27:12,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13019 states. [2021-06-04 21:27:13,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13019 to 13019. [2021-06-04 21:27:13,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13019 states, 13018 states have (on average 2.8007374404670458) internal successors, (36460), 13018 states have internal predecessors, (36460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:13,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13019 states to 13019 states and 36460 transitions. [2021-06-04 21:27:13,313 INFO L78 Accepts]: Start accepts. Automaton has 13019 states and 36460 transitions. Word has length 48 [2021-06-04 21:27:13,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:13,314 INFO L482 AbstractCegarLoop]: Abstraction has 13019 states and 36460 transitions. [2021-06-04 21:27:13,314 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:13,314 INFO L276 IsEmpty]: Start isEmpty. Operand 13019 states and 36460 transitions. [2021-06-04 21:27:13,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-06-04 21:27:13,331 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:13,331 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:13,331 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-04 21:27:13,331 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:13,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:13,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1834205292, now seen corresponding path program 1 times [2021-06-04 21:27:13,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:13,332 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719406443] [2021-06-04 21:27:13,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:13,580 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:13,580 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719406443] [2021-06-04 21:27:13,581 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719406443] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-04 21:27:13,581 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-04 21:27:13,581 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-04 21:27:13,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354518254] [2021-06-04 21:27:13,582 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-04 21:27:13,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:13,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-04 21:27:13,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-06-04 21:27:13,583 INFO L87 Difference]: Start difference. First operand 13019 states and 36460 transitions. Second operand has 12 states, 12 states have (on average 8.833333333333334) internal successors, (106), 12 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:14,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:14,078 INFO L93 Difference]: Finished difference Result 13016 states and 36456 transitions. [2021-06-04 21:27:14,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-04 21:27:14,083 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.833333333333334) internal successors, (106), 12 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-06-04 21:27:14,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:14,128 INFO L225 Difference]: With dead ends: 13016 [2021-06-04 21:27:14,128 INFO L226 Difference]: Without dead ends: 13016 [2021-06-04 21:27:14,129 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 300.8ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-06-04 21:27:14,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13016 states. [2021-06-04 21:27:14,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13016 to 13016. [2021-06-04 21:27:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13016 states, 13015 states have (on average 2.801075681905494) internal successors, (36456), 13015 states have internal predecessors, (36456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:14,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13016 states to 13016 states and 36456 transitions. [2021-06-04 21:27:14,466 INFO L78 Accepts]: Start accepts. Automaton has 13016 states and 36456 transitions. Word has length 106 [2021-06-04 21:27:14,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:14,466 INFO L482 AbstractCegarLoop]: Abstraction has 13016 states and 36456 transitions. [2021-06-04 21:27:14,466 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.833333333333334) internal successors, (106), 12 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:14,466 INFO L276 IsEmpty]: Start isEmpty. Operand 13016 states and 36456 transitions. [2021-06-04 21:27:14,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-06-04 21:27:14,479 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:14,479 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:14,479 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-04 21:27:14,479 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:14,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:14,480 INFO L82 PathProgramCache]: Analyzing trace with hash -631016736, now seen corresponding path program 1 times [2021-06-04 21:27:14,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:14,480 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889355551] [2021-06-04 21:27:14,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:14,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:14,564 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:14,564 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889355551] [2021-06-04 21:27:14,564 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889355551] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-04 21:27:14,564 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-04 21:27:14,564 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-04 21:27:14,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200108606] [2021-06-04 21:27:14,564 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-04 21:27:14,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:14,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-04 21:27:14,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-04 21:27:14,565 INFO L87 Difference]: Start difference. First operand 13016 states and 36456 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:14,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:14,574 INFO L93 Difference]: Finished difference Result 2575 states and 6245 transitions. [2021-06-04 21:27:14,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-04 21:27:14,575 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2021-06-04 21:27:14,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:14,578 INFO L225 Difference]: With dead ends: 2575 [2021-06-04 21:27:14,578 INFO L226 Difference]: Without dead ends: 2456 [2021-06-04 21:27:14,579 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-04 21:27:14,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2456 states. [2021-06-04 21:27:14,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2456 to 2456. [2021-06-04 21:27:14,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2456 states, 2455 states have (on average 2.430142566191446) internal successors, (5966), 2455 states have internal predecessors, (5966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:14,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2456 states and 5966 transitions. [2021-06-04 21:27:14,609 INFO L78 Accepts]: Start accepts. Automaton has 2456 states and 5966 transitions. Word has length 107 [2021-06-04 21:27:14,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:14,609 INFO L482 AbstractCegarLoop]: Abstraction has 2456 states and 5966 transitions. [2021-06-04 21:27:14,609 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:14,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 5966 transitions. [2021-06-04 21:27:14,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-06-04 21:27:14,613 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:14,613 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:14,613 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-04 21:27:14,613 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:14,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:14,614 INFO L82 PathProgramCache]: Analyzing trace with hash -772175777, now seen corresponding path program 1 times [2021-06-04 21:27:14,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:14,614 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573677282] [2021-06-04 21:27:14,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:14,693 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:14,693 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573677282] [2021-06-04 21:27:14,693 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573677282] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-04 21:27:14,693 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-04 21:27:14,693 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-04 21:27:14,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170747811] [2021-06-04 21:27:14,694 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-04 21:27:14,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:14,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-04 21:27:14,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-04 21:27:14,694 INFO L87 Difference]: Start difference. First operand 2456 states and 5966 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:14,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:14,712 INFO L93 Difference]: Finished difference Result 3340 states and 8134 transitions. [2021-06-04 21:27:14,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-04 21:27:14,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2021-06-04 21:27:14,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:14,717 INFO L225 Difference]: With dead ends: 3340 [2021-06-04 21:27:14,717 INFO L226 Difference]: Without dead ends: 3340 [2021-06-04 21:27:14,717 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-04 21:27:14,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3340 states. [2021-06-04 21:27:14,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3340 to 2482. [2021-06-04 21:27:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2482 states, 2481 states have (on average 2.430068520757759) internal successors, (6029), 2481 states have internal predecessors, (6029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:14,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2482 states and 6029 transitions. [2021-06-04 21:27:14,752 INFO L78 Accepts]: Start accepts. Automaton has 2482 states and 6029 transitions. Word has length 117 [2021-06-04 21:27:14,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:14,753 INFO L482 AbstractCegarLoop]: Abstraction has 2482 states and 6029 transitions. [2021-06-04 21:27:14,753 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:14,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 6029 transitions. [2021-06-04 21:27:14,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-06-04 21:27:14,756 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:14,756 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:14,756 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-04 21:27:14,756 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:14,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:14,757 INFO L82 PathProgramCache]: Analyzing trace with hash 809591043, now seen corresponding path program 1 times [2021-06-04 21:27:14,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:14,757 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320472750] [2021-06-04 21:27:14,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:14,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:14,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:14,809 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:14,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320472750] [2021-06-04 21:27:14,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320472750] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:14,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260637299] [2021-06-04 21:27:14,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:14,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 2 conjunts are in the unsatisfiable core [2021-06-04 21:27:14,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:27:15,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-04 21:27:15,050 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:15,052 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:15,052 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:15,052 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2021-06-04 21:27:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-04 21:27:15,153 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260637299] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-04 21:27:15,153 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-04 21:27:15,153 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-06-04 21:27:15,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731343092] [2021-06-04 21:27:15,154 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-04 21:27:15,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:15,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-04 21:27:15,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-04 21:27:15,154 INFO L87 Difference]: Start difference. First operand 2482 states and 6029 transitions. Second operand has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:15,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:15,169 INFO L93 Difference]: Finished difference Result 1906 states and 4405 transitions. [2021-06-04 21:27:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-04 21:27:15,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 146 [2021-06-04 21:27:15,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:15,172 INFO L225 Difference]: With dead ends: 1906 [2021-06-04 21:27:15,172 INFO L226 Difference]: Without dead ends: 1874 [2021-06-04 21:27:15,172 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 10.1ms TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-04 21:27:15,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1874 states. [2021-06-04 21:27:15,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1874 to 1874. [2021-06-04 21:27:15,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1874 states, 1873 states have (on average 2.3091297383876133) internal successors, (4325), 1873 states have internal predecessors, (4325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:15,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1874 states and 4325 transitions. [2021-06-04 21:27:15,225 INFO L78 Accepts]: Start accepts. Automaton has 1874 states and 4325 transitions. Word has length 146 [2021-06-04 21:27:15,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:15,225 INFO L482 AbstractCegarLoop]: Abstraction has 1874 states and 4325 transitions. [2021-06-04 21:27:15,226 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:15,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 4325 transitions. [2021-06-04 21:27:15,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-06-04 21:27:15,228 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:15,228 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:15,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:15,445 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:15,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:15,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1707580655, now seen corresponding path program 1 times [2021-06-04 21:27:15,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:15,445 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897726452] [2021-06-04 21:27:15,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:15,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:15,522 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:15,522 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897726452] [2021-06-04 21:27:15,522 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897726452] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:15,522 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904461801] [2021-06-04 21:27:15,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:15,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-04 21:27:15,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:27:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:15,798 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [904461801] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:15,798 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:27:15,798 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-04 21:27:15,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676372588] [2021-06-04 21:27:15,799 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-04 21:27:15,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:15,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-04 21:27:15,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-04 21:27:15,799 INFO L87 Difference]: Start difference. First operand 1874 states and 4325 transitions. Second operand has 7 states, 7 states have (on average 26.285714285714285) internal successors, (184), 7 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:15,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:15,835 INFO L93 Difference]: Finished difference Result 3098 states and 7149 transitions. [2021-06-04 21:27:15,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-04 21:27:15,835 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 26.285714285714285) internal successors, (184), 7 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 147 [2021-06-04 21:27:15,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:15,839 INFO L225 Difference]: With dead ends: 3098 [2021-06-04 21:27:15,839 INFO L226 Difference]: Without dead ends: 3098 [2021-06-04 21:27:15,839 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 22.4ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-04 21:27:15,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3098 states. [2021-06-04 21:27:15,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3098 to 2504. [2021-06-04 21:27:15,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2504 states, 2503 states have (on average 2.308429884139033) internal successors, (5778), 2503 states have internal predecessors, (5778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:15,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2504 states and 5778 transitions. [2021-06-04 21:27:15,876 INFO L78 Accepts]: Start accepts. Automaton has 2504 states and 5778 transitions. Word has length 147 [2021-06-04 21:27:15,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:15,877 INFO L482 AbstractCegarLoop]: Abstraction has 2504 states and 5778 transitions. [2021-06-04 21:27:15,877 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 26.285714285714285) internal successors, (184), 7 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:15,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 5778 transitions. [2021-06-04 21:27:15,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-06-04 21:27:15,880 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:15,881 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:16,097 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:16,100 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:16,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:16,100 INFO L82 PathProgramCache]: Analyzing trace with hash -2056034289, now seen corresponding path program 2 times [2021-06-04 21:27:16,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:16,100 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455877064] [2021-06-04 21:27:16,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:16,188 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:16,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455877064] [2021-06-04 21:27:16,188 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455877064] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:16,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483715206] [2021-06-04 21:27:16,189 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:16,379 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-04 21:27:16,379 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:27:16,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-04 21:27:16,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:27:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:16,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [483715206] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:16,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:27:16,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-06-04 21:27:16,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675043125] [2021-06-04 21:27:16,564 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-04 21:27:16,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:16,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-04 21:27:16,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-06-04 21:27:16,565 INFO L87 Difference]: Start difference. First operand 2504 states and 5778 transitions. Second operand has 9 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:16,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:16,612 INFO L93 Difference]: Finished difference Result 3728 states and 8602 transitions. [2021-06-04 21:27:16,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-04 21:27:16,613 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 176 [2021-06-04 21:27:16,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:16,618 INFO L225 Difference]: With dead ends: 3728 [2021-06-04 21:27:16,618 INFO L226 Difference]: Without dead ends: 3728 [2021-06-04 21:27:16,618 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 39.9ms TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-06-04 21:27:16,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3728 states. [2021-06-04 21:27:16,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3728 to 3134. [2021-06-04 21:27:16,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3134 states, 3133 states have (on average 2.3080114905841045) internal successors, (7231), 3133 states have internal predecessors, (7231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:16,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 3134 states and 7231 transitions. [2021-06-04 21:27:16,660 INFO L78 Accepts]: Start accepts. Automaton has 3134 states and 7231 transitions. Word has length 176 [2021-06-04 21:27:16,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:16,660 INFO L482 AbstractCegarLoop]: Abstraction has 3134 states and 7231 transitions. [2021-06-04 21:27:16,661 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:16,661 INFO L276 IsEmpty]: Start isEmpty. Operand 3134 states and 7231 transitions. [2021-06-04 21:27:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-06-04 21:27:16,666 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:16,666 INFO L521 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:16,880 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:16,883 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:16,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:16,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1712925649, now seen corresponding path program 3 times [2021-06-04 21:27:16,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:16,883 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477300557] [2021-06-04 21:27:16,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:16,960 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:16,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477300557] [2021-06-04 21:27:16,961 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477300557] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:16,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465779992] [2021-06-04 21:27:16,961 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:17,142 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-04 21:27:17,143 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:27:17,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-04 21:27:17,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:27:17,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-04 21:27:17,372 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,376 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:17,377 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,377 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2021-06-04 21:27:17,429 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:27:17,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-06-04 21:27:17,432 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,441 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:17,456 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,456 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:31, output treesize:21 [2021-06-04 21:27:17,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:27:17,625 INFO L354 Elim1Store]: treesize reduction 53, result has 19.7 percent of original size [2021-06-04 21:27:17,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 30 [2021-06-04 21:27:17,626 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,631 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:17,632 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,632 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:16 [2021-06-04 21:27:17,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:17,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:17,650 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,655 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:17,656 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,656 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2021-06-04 21:27:17,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-06-04 21:27:17,668 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,670 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:17,671 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:17,671 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2021-06-04 21:27:17,734 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 44 proven. 41 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-04 21:27:17,734 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465779992] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:17,734 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:27:17,734 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 15] total 22 [2021-06-04 21:27:17,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294952301] [2021-06-04 21:27:17,735 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-04 21:27:17,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:17,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-04 21:27:17,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=396, Unknown=0, NotChecked=0, Total=462 [2021-06-04 21:27:17,735 INFO L87 Difference]: Start difference. First operand 3134 states and 7231 transitions. Second operand has 22 states, 22 states have (on average 15.545454545454545) internal successors, (342), 22 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:19,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:19,498 INFO L93 Difference]: Finished difference Result 8260 states and 19098 transitions. [2021-06-04 21:27:19,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-04 21:27:19,499 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 15.545454545454545) internal successors, (342), 22 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 205 [2021-06-04 21:27:19,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:19,511 INFO L225 Difference]: With dead ends: 8260 [2021-06-04 21:27:19,511 INFO L226 Difference]: Without dead ends: 8260 [2021-06-04 21:27:19,512 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1403 ImplicationChecksByTransitivity, 1280.9ms TimeCoverageRelationStatistics Valid=1084, Invalid=3608, Unknown=0, NotChecked=0, Total=4692 [2021-06-04 21:27:19,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8260 states. [2021-06-04 21:27:19,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8260 to 5384. [2021-06-04 21:27:19,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5384 states, 5383 states have (on average 2.302062047185584) internal successors, (12392), 5383 states have internal predecessors, (12392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:19,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5384 states to 5384 states and 12392 transitions. [2021-06-04 21:27:19,603 INFO L78 Accepts]: Start accepts. Automaton has 5384 states and 12392 transitions. Word has length 205 [2021-06-04 21:27:19,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:19,604 INFO L482 AbstractCegarLoop]: Abstraction has 5384 states and 12392 transitions. [2021-06-04 21:27:19,604 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 15.545454545454545) internal successors, (342), 22 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:19,604 INFO L276 IsEmpty]: Start isEmpty. Operand 5384 states and 12392 transitions. [2021-06-04 21:27:19,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-06-04 21:27:19,612 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:19,612 INFO L521 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:19,829 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:19,830 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:19,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:19,830 INFO L82 PathProgramCache]: Analyzing trace with hash 2031920522, now seen corresponding path program 1 times [2021-06-04 21:27:19,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:19,830 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154167597] [2021-06-04 21:27:19,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:19,976 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:19,977 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:19,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154167597] [2021-06-04 21:27:19,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154167597] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:19,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647340776] [2021-06-04 21:27:19,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:20,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-04 21:27:20,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:27:20,367 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:20,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647340776] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:20,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:27:20,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-06-04 21:27:20,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088457372] [2021-06-04 21:27:20,368 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-04 21:27:20,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:20,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-04 21:27:20,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-06-04 21:27:20,370 INFO L87 Difference]: Start difference. First operand 5384 states and 12392 transitions. Second operand has 13 states, 13 states have (on average 21.153846153846153) internal successors, (275), 13 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:20,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:20,473 INFO L93 Difference]: Finished difference Result 7544 states and 17348 transitions. [2021-06-04 21:27:20,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-04 21:27:20,473 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.153846153846153) internal successors, (275), 13 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 238 [2021-06-04 21:27:20,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:20,484 INFO L225 Difference]: With dead ends: 7544 [2021-06-04 21:27:20,484 INFO L226 Difference]: Without dead ends: 7544 [2021-06-04 21:27:20,484 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 79.2ms TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-06-04 21:27:20,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7544 states. [2021-06-04 21:27:20,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7544 to 6500. [2021-06-04 21:27:20,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 6499 states have (on average 2.3006616402523465) internal successors, (14952), 6499 states have internal predecessors, (14952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:20,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 14952 transitions. [2021-06-04 21:27:20,572 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 14952 transitions. Word has length 238 [2021-06-04 21:27:20,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:20,572 INFO L482 AbstractCegarLoop]: Abstraction has 6500 states and 14952 transitions. [2021-06-04 21:27:20,572 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 21.153846153846153) internal successors, (275), 13 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:20,572 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 14952 transitions. [2021-06-04 21:27:20,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-06-04 21:27:20,581 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:20,581 INFO L521 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:20,796 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-04 21:27:20,797 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:20,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:20,797 INFO L82 PathProgramCache]: Analyzing trace with hash -982607545, now seen corresponding path program 2 times [2021-06-04 21:27:20,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:20,797 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996212812] [2021-06-04 21:27:20,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:20,899 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:20,899 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:20,899 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996212812] [2021-06-04 21:27:20,899 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996212812] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:20,899 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884479609] [2021-06-04 21:27:20,899 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:21,031 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-04 21:27:21,032 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:27:21,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-04 21:27:21,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:27:21,309 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:21,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [884479609] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:21,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:27:21,309 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-06-04 21:27:21,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382174739] [2021-06-04 21:27:21,311 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-04 21:27:21,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:21,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-04 21:27:21,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-04 21:27:21,312 INFO L87 Difference]: Start difference. First operand 6500 states and 14952 transitions. Second operand has 15 states, 15 states have (on average 20.533333333333335) internal successors, (308), 15 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:21,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:21,418 INFO L93 Difference]: Finished difference Result 8660 states and 19908 transitions. [2021-06-04 21:27:21,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-04 21:27:21,418 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 20.533333333333335) internal successors, (308), 15 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 271 [2021-06-04 21:27:21,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:21,429 INFO L225 Difference]: With dead ends: 8660 [2021-06-04 21:27:21,429 INFO L226 Difference]: Without dead ends: 8660 [2021-06-04 21:27:21,430 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 103.0ms TimeCoverageRelationStatistics Valid=196, Invalid=404, Unknown=0, NotChecked=0, Total=600 [2021-06-04 21:27:21,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8660 states. [2021-06-04 21:27:21,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8660 to 7616. [2021-06-04 21:27:21,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7616 states, 7615 states have (on average 2.299671700590939) internal successors, (17512), 7615 states have internal predecessors, (17512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:21,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7616 states to 7616 states and 17512 transitions. [2021-06-04 21:27:21,525 INFO L78 Accepts]: Start accepts. Automaton has 7616 states and 17512 transitions. Word has length 271 [2021-06-04 21:27:21,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:21,526 INFO L482 AbstractCegarLoop]: Abstraction has 7616 states and 17512 transitions. [2021-06-04 21:27:21,526 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 20.533333333333335) internal successors, (308), 15 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:21,526 INFO L276 IsEmpty]: Start isEmpty. Operand 7616 states and 17512 transitions. [2021-06-04 21:27:21,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-06-04 21:27:21,539 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:21,539 INFO L521 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:21,756 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:21,756 INFO L430 AbstractCegarLoop]: === Iteration 11 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:21,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:21,756 INFO L82 PathProgramCache]: Analyzing trace with hash -1282714235, now seen corresponding path program 3 times [2021-06-04 21:27:21,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:21,757 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913868803] [2021-06-04 21:27:21,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:21,877 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:21,878 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:21,878 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913868803] [2021-06-04 21:27:21,878 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913868803] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:21,878 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791932223] [2021-06-04 21:27:21,878 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:22,085 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-04 21:27:22,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:27:22,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-04 21:27:22,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:27:22,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-04 21:27:22,113 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,114 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,114 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,114 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-06-04 21:27:22,130 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-06-04 21:27:22,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-06-04 21:27:22,132 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,133 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,133 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2021-06-04 21:27:22,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-04 21:27:22,343 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,346 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,346 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,347 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2021-06-04 21:27:22,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:22,387 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,390 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,391 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,391 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:14 [2021-06-04 21:27:22,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:27:22,486 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:27:22,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:27:22,487 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,494 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,496 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,496 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:20 [2021-06-04 21:27:22,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:22,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:22,524 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,530 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,531 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,531 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:20 [2021-06-04 21:27:22,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-06-04 21:27:22,597 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,600 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,601 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,601 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:14 [2021-06-04 21:27:22,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:22,654 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,657 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,658 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,658 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:29, output treesize:9 [2021-06-04 21:27:22,748 INFO L354 Elim1Store]: treesize reduction 69, result has 15.9 percent of original size [2021-06-04 21:27:22,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 30 [2021-06-04 21:27:22,794 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,800 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,801 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,801 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:13 [2021-06-04 21:27:22,820 INFO L354 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2021-06-04 21:27:22,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:22,822 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,826 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,828 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,828 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:13 [2021-06-04 21:27:22,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-06-04 21:27:22,838 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,839 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:22,839 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:22,839 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:19, output treesize:3 [2021-06-04 21:27:22,890 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 219 proven. 112 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-06-04 21:27:22,890 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791932223] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:22,890 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:27:22,890 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18] total 31 [2021-06-04 21:27:22,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729335994] [2021-06-04 21:27:22,891 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-04 21:27:22,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:22,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-04 21:27:22,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=793, Unknown=0, NotChecked=0, Total=930 [2021-06-04 21:27:22,892 INFO L87 Difference]: Start difference. First operand 7616 states and 17512 transitions. Second operand has 31 states, 31 states have (on average 15.387096774193548) internal successors, (477), 31 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:27,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:27,009 INFO L93 Difference]: Finished difference Result 15670 states and 36047 transitions. [2021-06-04 21:27:27,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-04 21:27:27,009 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 15.387096774193548) internal successors, (477), 31 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 300 [2021-06-04 21:27:27,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:27,024 INFO L225 Difference]: With dead ends: 15670 [2021-06-04 21:27:27,024 INFO L226 Difference]: Without dead ends: 15670 [2021-06-04 21:27:27,029 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 443 GetRequests, 285 SyntacticMatches, 1 SemanticMatches, 157 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9853 ImplicationChecksByTransitivity, 3278.1ms TimeCoverageRelationStatistics Valid=4903, Invalid=20219, Unknown=0, NotChecked=0, Total=25122 [2021-06-04 21:27:27,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15670 states. [2021-06-04 21:27:27,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15670 to 11985. [2021-06-04 21:27:27,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11985 states, 11984 states have (on average 2.294809746328438) internal successors, (27501), 11984 states have internal predecessors, (27501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:27,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11985 states to 11985 states and 27501 transitions. [2021-06-04 21:27:27,221 INFO L78 Accepts]: Start accepts. Automaton has 11985 states and 27501 transitions. Word has length 300 [2021-06-04 21:27:27,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:27,221 INFO L482 AbstractCegarLoop]: Abstraction has 11985 states and 27501 transitions. [2021-06-04 21:27:27,221 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 15.387096774193548) internal successors, (477), 31 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:27,221 INFO L276 IsEmpty]: Start isEmpty. Operand 11985 states and 27501 transitions. [2021-06-04 21:27:27,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-06-04 21:27:27,239 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:27,239 INFO L521 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:27,460 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-04 21:27:27,460 INFO L430 AbstractCegarLoop]: === Iteration 12 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:27,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:27,461 INFO L82 PathProgramCache]: Analyzing trace with hash -732446895, now seen corresponding path program 4 times [2021-06-04 21:27:27,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:27,461 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635239614] [2021-06-04 21:27:27,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:27,609 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:27,609 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635239614] [2021-06-04 21:27:27,609 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635239614] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:27,609 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1519226267] [2021-06-04 21:27:27,610 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:28,128 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-04 21:27:28,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:27:28,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-04 21:27:28,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:27:28,452 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:28,453 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1519226267] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:28,453 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:27:28,453 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-06-04 21:27:28,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434077655] [2021-06-04 21:27:28,453 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-04 21:27:28,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:28,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-04 21:27:28,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-06-04 21:27:28,454 INFO L87 Difference]: Start difference. First operand 11985 states and 27501 transitions. Second operand has 19 states, 19 states have (on average 19.68421052631579) internal successors, (374), 19 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:28,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:27:28,634 INFO L93 Difference]: Finished difference Result 15297 states and 35081 transitions. [2021-06-04 21:27:28,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-04 21:27:28,634 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 19.68421052631579) internal successors, (374), 19 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 337 [2021-06-04 21:27:28,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:27:28,648 INFO L225 Difference]: With dead ends: 15297 [2021-06-04 21:27:28,648 INFO L226 Difference]: Without dead ends: 15297 [2021-06-04 21:27:28,649 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 172.3ms TimeCoverageRelationStatistics Valid=340, Invalid=716, Unknown=0, NotChecked=0, Total=1056 [2021-06-04 21:27:28,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15297 states. [2021-06-04 21:27:28,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15297 to 13695. [2021-06-04 21:27:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13695 states, 13694 states have (on average 2.293997371111436) internal successors, (31414), 13694 states have internal predecessors, (31414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:28,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13695 states to 13695 states and 31414 transitions. [2021-06-04 21:27:28,817 INFO L78 Accepts]: Start accepts. Automaton has 13695 states and 31414 transitions. Word has length 337 [2021-06-04 21:27:28,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:27:28,817 INFO L482 AbstractCegarLoop]: Abstraction has 13695 states and 31414 transitions. [2021-06-04 21:27:28,818 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 19.68421052631579) internal successors, (374), 19 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:27:28,818 INFO L276 IsEmpty]: Start isEmpty. Operand 13695 states and 31414 transitions. [2021-06-04 21:27:28,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2021-06-04 21:27:28,833 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:27:28,833 INFO L521 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:27:29,053 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-04 21:27:29,055 INFO L430 AbstractCegarLoop]: === Iteration 13 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:27:29,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:27:29,055 INFO L82 PathProgramCache]: Analyzing trace with hash 456225807, now seen corresponding path program 5 times [2021-06-04 21:27:29,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:27:29,056 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869879765] [2021-06-04 21:27:29,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:27:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:27:29,231 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:27:29,232 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:27:29,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869879765] [2021-06-04 21:27:29,232 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869879765] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:29,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518999640] [2021-06-04 21:27:29,232 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:27:30,162 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-04 21:27:30,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:27:30,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 131 conjunts are in the unsatisfiable core [2021-06-04 21:27:30,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:27:30,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-06-04 21:27:30,254 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,255 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:30,255 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,255 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:9, output treesize:1 [2021-06-04 21:27:30,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-04 21:27:30,313 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,314 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:30,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,314 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2021-06-04 21:27:30,344 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:27:30,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-06-04 21:27:30,347 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,353 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:30,355 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:27:30,355 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:23 [2021-06-04 21:27:30,559 INFO L354 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2021-06-04 21:27:30,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2021-06-04 21:27:30,563 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:27:30,631 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:27:30,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:27:30,633 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,660 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:30,665 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:27:30,665 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2021-06-04 21:27:30,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:30,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:30,714 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:27:30,718 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,736 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:30,738 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:27:30,738 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-06-04 21:27:30,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:30,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-06-04 21:27:30,846 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-06-04 21:27:30,849 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,856 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:30,856 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:27:30,856 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:78, output treesize:35 [2021-06-04 21:27:30,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:27:30,909 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,927 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:27:30,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-06-04 21:27:30,929 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:30,943 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:30,945 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:27:30,945 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:48 [2021-06-04 21:27:31,167 INFO L354 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2021-06-04 21:27:31,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2021-06-04 21:27:31,170 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:27:31,181 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:27:31,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:27:31,183 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,203 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:31,206 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:27:31,206 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2021-06-04 21:27:31,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:31,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:31,255 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:27:31,260 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,279 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:31,280 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:27:31,280 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-06-04 21:27:31,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:31,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-06-04 21:27:31,397 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-06-04 21:27:31,400 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,406 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:31,406 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:27:31,406 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:78, output treesize:35 [2021-06-04 21:27:31,476 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:27:31,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-06-04 21:27:31,478 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:27:31,482 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,508 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:31,510 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:27:31,510 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:48 [2021-06-04 21:27:31,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:27:31,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:27:31,756 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:27:31,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:27:31,758 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,772 INFO L354 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2021-06-04 21:27:31,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2021-06-04 21:27:31,775 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,800 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:31,802 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:27:31,802 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2021-06-04 21:27:31,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:31,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:31,852 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:27:31,856 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:31,871 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:31,873 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:27:31,873 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-06-04 21:27:32,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-06-04 21:27:32,016 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,021 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:32,021 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,021 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2021-06-04 21:27:32,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:32,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:32,065 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,071 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:32,072 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,072 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-06-04 21:27:32,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:27:32,305 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:27:32,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:27:32,306 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,317 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:32,318 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,318 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-06-04 21:27:32,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:32,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:32,372 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,382 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:32,383 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,383 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-06-04 21:27:32,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-06-04 21:27:32,600 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,605 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:32,606 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,606 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:34 [2021-06-04 21:27:32,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:32,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:32,677 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,684 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:32,684 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,684 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-06-04 21:27:32,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:27:32,959 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:27:32,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:27:32,960 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,970 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:32,971 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:32,971 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-06-04 21:27:33,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:27:33,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:33,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,048 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:33,049 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,049 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-06-04 21:27:33,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-06-04 21:27:33,285 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,290 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:33,291 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,291 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:34 [2021-06-04 21:27:33,363 INFO L354 Elim1Store]: treesize reduction 45, result has 16.7 percent of original size [2021-06-04 21:27:33,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 31 [2021-06-04 21:27:33,364 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,370 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:33,372 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,372 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:49, output treesize:9 [2021-06-04 21:27:33,548 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:27:33,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 27 [2021-06-04 21:27:33,549 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,552 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:33,553 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,553 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:9 [2021-06-04 21:27:33,565 INFO L354 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2021-06-04 21:27:33,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:27:33,566 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,569 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:33,569 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,570 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:9 [2021-06-04 21:27:33,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-06-04 21:27:33,576 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:27:33,577 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:27:33,577 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2021-06-04 21:27:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 550 proven. 257 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-04 21:27:33,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [518999640] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:27:33,669 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:27:33,669 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 53] total 70 [2021-06-04 21:27:33,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099889466] [2021-06-04 21:27:33,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 70 states [2021-06-04 21:27:33,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:27:33,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-06-04 21:27:33,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=492, Invalid=4338, Unknown=0, NotChecked=0, Total=4830 [2021-06-04 21:27:33,671 INFO L87 Difference]: Start difference. First operand 13695 states and 31414 transitions. Second operand has 70 states, 70 states have (on average 8.857142857142858) internal successors, (620), 70 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:28:00,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:28:00,088 INFO L93 Difference]: Finished difference Result 40582 states and 93675 transitions. [2021-06-04 21:28:00,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 450 states. [2021-06-04 21:28:00,089 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 70 states have (on average 8.857142857142858) internal successors, (620), 70 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 366 [2021-06-04 21:28:00,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:28:00,120 INFO L225 Difference]: With dead ends: 40582 [2021-06-04 21:28:00,121 INFO L226 Difference]: Without dead ends: 40582 [2021-06-04 21:28:00,135 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 1266 GetRequests, 739 SyntacticMatches, 18 SemanticMatches, 509 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121095 ImplicationChecksByTransitivity, 22885.2ms TimeCoverageRelationStatistics Valid=23856, Invalid=236754, Unknown=0, NotChecked=0, Total=260610 [2021-06-04 21:28:00,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40582 states. [2021-06-04 21:28:00,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40582 to 29529. [2021-06-04 21:28:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29529 states, 29528 states have (on average 2.2999525873746953) internal successors, (67913), 29528 states have internal predecessors, (67913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:28:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29529 states to 29529 states and 67913 transitions. [2021-06-04 21:28:00,605 INFO L78 Accepts]: Start accepts. Automaton has 29529 states and 67913 transitions. Word has length 366 [2021-06-04 21:28:00,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:28:00,607 INFO L482 AbstractCegarLoop]: Abstraction has 29529 states and 67913 transitions. [2021-06-04 21:28:00,607 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 70 states, 70 states have (on average 8.857142857142858) internal successors, (620), 70 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:28:00,607 INFO L276 IsEmpty]: Start isEmpty. Operand 29529 states and 67913 transitions. [2021-06-04 21:28:00,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2021-06-04 21:28:00,636 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:28:00,636 INFO L521 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:28:00,854 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-04 21:28:00,855 INFO L430 AbstractCegarLoop]: === Iteration 14 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:28:00,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:28:00,855 INFO L82 PathProgramCache]: Analyzing trace with hash -2081651508, now seen corresponding path program 6 times [2021-06-04 21:28:00,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:28:00,855 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665370487] [2021-06-04 21:28:00,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:28:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:28:01,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 0 proven. 1053 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:28:01,067 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:28:01,067 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665370487] [2021-06-04 21:28:01,068 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665370487] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:28:01,068 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321737573] [2021-06-04 21:28:01,068 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:28:01,471 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-04 21:28:01,471 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:28:01,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 61 conjunts are in the unsatisfiable core [2021-06-04 21:28:01,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:28:01,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-04 21:28:01,496 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,498 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,498 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-06-04 21:28:01,520 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-06-04 21:28:01,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-06-04 21:28:01,521 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,524 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,524 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,524 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2021-06-04 21:28:01,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-06-04 21:28:01,541 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,545 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,545 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,545 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:21 [2021-06-04 21:28:01,588 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-06-04 21:28:01,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-06-04 21:28:01,589 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,598 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,598 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,599 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:34 [2021-06-04 21:28:01,639 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-06-04 21:28:01,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-06-04 21:28:01,641 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,649 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,649 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,649 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:31 [2021-06-04 21:28:01,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-06-04 21:28:01,729 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,738 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,739 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,739 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:42 [2021-06-04 21:28:01,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-06-04 21:28:01,769 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,778 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,779 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,779 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:42 [2021-06-04 21:28:01,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-06-04 21:28:01,800 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,808 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,808 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,808 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:36 [2021-06-04 21:28:01,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2021-06-04 21:28:01,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-04 21:28:01,900 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,903 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,904 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,914 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:01,915 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:01,915 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:42, output treesize:19 [2021-06-04 21:28:02,005 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-06-04 21:28:02,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2021-06-04 21:28:02,124 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-06-04 21:28:02,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2021-06-04 21:28:02,174 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-06-04 21:28:02,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2021-06-04 21:28:02,244 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-06-04 21:28:02,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2021-06-04 21:28:02,316 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:28:02,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 59 [2021-06-04 21:28:02,402 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:28:02,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 59 [2021-06-04 21:28:02,436 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:28:02,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 59 [2021-06-04 21:28:02,470 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:28:02,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 59 [2021-06-04 21:28:02,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:02,545 INFO L354 Elim1Store]: treesize reduction 48, result has 9.4 percent of original size [2021-06-04 21:28:02,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 47 [2021-06-04 21:28:02,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:02,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:02,580 INFO L354 Elim1Store]: treesize reduction 100, result has 34.6 percent of original size [2021-06-04 21:28:02,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 106 [2021-06-04 21:28:02,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:02,614 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_2], 2=[v_arrayElimArr_1]} [2021-06-04 21:28:02,696 INFO L354 Elim1Store]: treesize reduction 48, result has 9.4 percent of original size [2021-06-04 21:28:02,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 47 [2021-06-04 21:28:02,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:02,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:02,732 INFO L354 Elim1Store]: treesize reduction 100, result has 34.6 percent of original size [2021-06-04 21:28:02,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 106 [2021-06-04 21:28:02,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:02,778 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_4], 2=[v_arrayElimArr_3]} [2021-06-04 21:28:02,801 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:02,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 84 [2021-06-04 21:28:02,840 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:02,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-06-04 21:28:02,898 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_5], 3=[v_arrayElimArr_6]} [2021-06-04 21:28:03,001 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:03,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 84 [2021-06-04 21:28:03,046 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:03,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-06-04 21:28:03,080 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_7], 3=[v_arrayElimArr_8]} [2021-06-04 21:28:03,117 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:03,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-06-04 21:28:03,166 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:03,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-06-04 21:28:03,195 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_11], 3=[v_arrayElimArr_10]} [2021-06-04 21:28:03,215 WARN L860 $PredicateComparison]: unable to prove that (and (not (= |c_~#queue~0.base| |c_~#stored_elements~0.base|)) (exists ((|v_#memory_int_95| (Array Int (Array Int Int))) (|ULTIMATE.start_main_~#id2~0.offset| Int) (|ULTIMATE.start_main_~#id2~0.base| Int) (|t1Thread1of1ForFork0_enqueue_#t~mem40| Int) (t1Thread1of1ForFork0_enqueue_~q.offset Int) (|ULTIMATE.start_main_#t~pre65| Int) (t1Thread1of1ForFork0_enqueue_~q.base Int) (t1Thread1of1ForFork0_enqueue_~x Int)) (let ((.cse0 (select |v_#memory_int_95| t1Thread1of1ForFork0_enqueue_~q.base))) (let ((.cse2 (let ((.cse4 (store .cse0 (+ (* |t1Thread1of1ForFork0_enqueue_#t~mem40| 4) t1Thread1of1ForFork0_enqueue_~q.offset) t1Thread1of1ForFork0_enqueue_~x)) (.cse5 (+ t1Thread1of1ForFork0_enqueue_~q.offset 1608))) (store .cse4 .cse5 (+ (select .cse4 .cse5) 1)))) (.cse1 (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604))) (and (not (= |c_~#stored_elements~0.base| |ULTIMATE.start_main_~#id2~0.base|)) (not (= |c_~#queue~0.base| |ULTIMATE.start_main_~#id2~0.base|)) (<= |t1Thread1of1ForFork0_enqueue_#t~mem40| (select .cse0 .cse1)) (= (select |v_#memory_int_95| |c_~#queue~0.base|) ((as const (Array Int Int)) 0)) (= 400 (select .cse2 .cse1)) (= |c_#memory_int| (let ((.cse3 (store |v_#memory_int_95| t1Thread1of1ForFork0_enqueue_~q.base (store .cse2 .cse1 1)))) (store .cse3 |ULTIMATE.start_main_~#id2~0.base| (store (select .cse3 |ULTIMATE.start_main_~#id2~0.base|) |ULTIMATE.start_main_~#id2~0.offset| |ULTIMATE.start_main_#t~pre65|))))))))) is different from true [2021-06-04 21:28:03,244 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:03,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-06-04 21:28:03,297 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:03,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-06-04 21:28:03,332 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_14], 3=[v_arrayElimArr_13]} [2021-06-04 21:28:03,378 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:03,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-06-04 21:28:03,426 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:03,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-06-04 21:28:03,462 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_16], 3=[v_arrayElimArr_17]} [2021-06-04 21:28:03,505 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:03,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-06-04 21:28:03,553 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:03,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-06-04 21:28:03,589 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_20], 3=[v_arrayElimArr_19]} [2021-06-04 21:28:03,757 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 5 [2021-06-04 21:28:03,757 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:03,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-06-04 21:28:03,804 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:03,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-06-04 21:28:03,826 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_22], 3=[v_arrayElimArr_23]} [2021-06-04 21:28:03,872 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:03,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-06-04 21:28:03,922 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:03,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-06-04 21:28:03,955 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_26], 3=[v_arrayElimArr_25]} [2021-06-04 21:28:04,002 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:04,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-06-04 21:28:04,046 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:04,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-06-04 21:28:04,068 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_28], 3=[v_arrayElimArr_29]} [2021-06-04 21:28:04,130 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:04,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:04,181 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:04,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-06-04 21:28:04,211 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_31], 3=[v_arrayElimArr_32]} [2021-06-04 21:28:04,234 WARN L860 $PredicateComparison]: unable to prove that (exists ((|v_#memory_int_95| (Array Int (Array Int Int))) (|t1Thread1of1ForFork0_enqueue_#t~mem40| Int) (t1Thread1of1ForFork0_~i~0 Int) (t1Thread1of1ForFork0_enqueue_~q.base Int) (t1Thread1of1ForFork0_enqueue_~x Int) (|~#stored_elements~0.base| Int) (|ULTIMATE.start_main_~#id2~0.offset| Int) (|ULTIMATE.start_main_~#id2~0.base| Int) (t1Thread1of1ForFork0_enqueue_~q.offset Int) (|ULTIMATE.start_main_#t~pre65| Int) (|~#stored_elements~0.offset| Int) (t1Thread1of1ForFork0_~value~0 Int)) (let ((.cse0 (select |v_#memory_int_95| t1Thread1of1ForFork0_enqueue_~q.base))) (let ((.cse4 (let ((.cse5 (store .cse0 (+ (* |t1Thread1of1ForFork0_enqueue_#t~mem40| 4) t1Thread1of1ForFork0_enqueue_~q.offset) t1Thread1of1ForFork0_enqueue_~x)) (.cse6 (+ t1Thread1of1ForFork0_enqueue_~q.offset 1608))) (store .cse5 .cse6 (+ (select .cse5 .cse6) 1)))) (.cse1 (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604))) (and (not (= |c_~#queue~0.base| |~#stored_elements~0.base|)) (not (= |~#stored_elements~0.base| |ULTIMATE.start_main_~#id2~0.base|)) (not (= |c_~#queue~0.base| |ULTIMATE.start_main_~#id2~0.base|)) (<= |t1Thread1of1ForFork0_enqueue_#t~mem40| (select .cse0 .cse1)) (= |c_#memory_int| (let ((.cse2 (let ((.cse3 (store |v_#memory_int_95| t1Thread1of1ForFork0_enqueue_~q.base (store .cse4 .cse1 1)))) (store .cse3 |ULTIMATE.start_main_~#id2~0.base| (store (select .cse3 |ULTIMATE.start_main_~#id2~0.base|) |ULTIMATE.start_main_~#id2~0.offset| |ULTIMATE.start_main_#t~pre65|))))) (store .cse2 |~#stored_elements~0.base| (store (select .cse2 |~#stored_elements~0.base|) (+ (* t1Thread1of1ForFork0_~i~0 4) |~#stored_elements~0.offset|) t1Thread1of1ForFork0_~value~0)))) (= (select |v_#memory_int_95| |c_~#queue~0.base|) ((as const (Array Int Int)) 0)) (= 400 (select .cse4 .cse1)))))) is different from true [2021-06-04 21:28:04,265 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:04,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:04,316 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:04,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-06-04 21:28:04,337 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_35], 3=[v_arrayElimArr_34]} [2021-06-04 21:28:04,392 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:04,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:04,444 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:04,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-06-04 21:28:04,481 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_37], 3=[v_arrayElimArr_38]} [2021-06-04 21:28:04,536 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:04,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:04,588 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:04,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-06-04 21:28:04,610 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_40], 3=[v_arrayElimArr_41]} [2021-06-04 21:28:04,666 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:04,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:04,718 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:04,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-06-04 21:28:04,745 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_43], 3=[v_arrayElimArr_44]} [2021-06-04 21:28:04,800 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:04,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:04,852 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:04,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-06-04 21:28:04,893 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_47], 3=[v_arrayElimArr_46]} [2021-06-04 21:28:04,947 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:04,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:04,998 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:04,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-06-04 21:28:05,038 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_49], 3=[v_arrayElimArr_50]} [2021-06-04 21:28:05,092 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:05,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:05,142 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:05,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-06-04 21:28:05,163 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_52], 3=[v_arrayElimArr_53]} [2021-06-04 21:28:05,211 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:05,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:05,266 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:05,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 372 treesize of output 376 [2021-06-04 21:28:05,301 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_55], 3=[v_arrayElimArr_56]} [2021-06-04 21:28:05,419 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:05,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:05,467 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:05,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-06-04 21:28:05,512 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_58], 3=[v_arrayElimArr_59]} [2021-06-04 21:28:05,569 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:05,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:05,624 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:05,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-06-04 21:28:05,664 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_62], 3=[v_arrayElimArr_61]} [2021-06-04 21:28:05,684 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:28:05,684 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:28:05,719 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:05,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:05,772 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:05,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-06-04 21:28:05,796 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_64], 3=[v_arrayElimArr_65]} [2021-06-04 21:28:05,923 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:05,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:05,975 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:05,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-06-04 21:28:06,009 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_68], 3=[v_arrayElimArr_67]} [2021-06-04 21:28:06,066 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:06,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-06-04 21:28:06,120 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:06,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-06-04 21:28:06,142 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_71], 3=[v_arrayElimArr_70]} [2021-06-04 21:28:06,327 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:28:06,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:06,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:06,397 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:06,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 933 treesize of output 657 [2021-06-04 21:28:06,518 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:06,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 466 treesize of output 466 [2021-06-04 21:28:06,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:06,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:06,854 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:06,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 933 treesize of output 657 [2021-06-04 21:28:06,980 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:06,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 466 treesize of output 466 [2021-06-04 21:28:07,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:07,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:07,382 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:07,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 933 treesize of output 657 [2021-06-04 21:28:07,528 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:07,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 578 treesize of output 566 [2021-06-04 21:28:07,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:07,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:07,817 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:07,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 933 treesize of output 657 [2021-06-04 21:28:08,032 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:08,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 588 treesize of output 580 [2021-06-04 21:28:08,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:08,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:08,457 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:08,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 940 treesize of output 664 [2021-06-04 21:28:08,587 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:08,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 570 treesize of output 566 [2021-06-04 21:28:09,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:09,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:09,220 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:09,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 940 treesize of output 664 [2021-06-04 21:28:09,350 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:09,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 682 treesize of output 666 [2021-06-04 21:28:09,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:09,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:09,727 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:09,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 940 treesize of output 664 [2021-06-04 21:28:09,879 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:09,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 572 treesize of output 568 [2021-06-04 21:28:10,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:10,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:10,272 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-06-04 21:28:10,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1361 treesize of output 1221 [2021-06-04 21:28:10,537 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-06-04 21:28:10,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 693 treesize of output 685 [2021-06-04 21:28:11,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:28:11,093 INFO L354 Elim1Store]: treesize reduction 57, result has 1.7 percent of original size [2021-06-04 21:28:11,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1361 treesize of output 1 [2021-06-04 21:28:11,093 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:28:11,094 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:28:11,094 INFO L550 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:28:11,094 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 16 variables, input treesize:448, output treesize:1 [2021-06-04 21:28:11,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 338 proven. 12 refuted. 2 times theorem prover too weak. 696 trivial. 5 not checked. [2021-06-04 21:28:11,280 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321737573] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:28:11,280 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:28:11,280 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 27] total 46 [2021-06-04 21:28:11,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525901998] [2021-06-04 21:28:11,281 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-06-04 21:28:11,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:28:11,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-06-04 21:28:11,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=1663, Unknown=47, NotChecked=170, Total=2070 [2021-06-04 21:28:11,281 INFO L87 Difference]: Start difference. First operand 29529 states and 67913 transitions. Second operand has 46 states, 46 states have (on average 11.673913043478262) internal successors, (537), 46 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:28:36,083 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-06-04 21:28:51,069 WARN L205 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 71 [2021-06-04 21:29:11,711 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-06-04 21:29:22,799 WARN L205 SmtUtils]: Spent 946.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-06-04 21:29:59,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:29:59,068 INFO L93 Difference]: Finished difference Result 40234 states and 92626 transitions. [2021-06-04 21:29:59,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-04 21:29:59,069 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 11.673913043478262) internal successors, (537), 46 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 399 [2021-06-04 21:29:59,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:29:59,105 INFO L225 Difference]: With dead ends: 40234 [2021-06-04 21:29:59,105 INFO L226 Difference]: Without dead ends: 40234 [2021-06-04 21:29:59,106 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 497 GetRequests, 373 SyntacticMatches, 3 SemanticMatches, 121 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 4373 ImplicationChecksByTransitivity, 23702.6ms TimeCoverageRelationStatistics Valid=2342, Invalid=11763, Unknown=423, NotChecked=478, Total=15006 [2021-06-04 21:29:59,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40234 states. [2021-06-04 21:29:59,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40234 to 34367. [2021-06-04 21:29:59,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34367 states, 34366 states have (on average 2.29927835651516) internal successors, (79017), 34366 states have internal predecessors, (79017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:29:59,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34367 states to 34367 states and 79017 transitions. [2021-06-04 21:29:59,540 INFO L78 Accepts]: Start accepts. Automaton has 34367 states and 79017 transitions. Word has length 399 [2021-06-04 21:29:59,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:29:59,540 INFO L482 AbstractCegarLoop]: Abstraction has 34367 states and 79017 transitions. [2021-06-04 21:29:59,540 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 11.673913043478262) internal successors, (537), 46 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:29:59,540 INFO L276 IsEmpty]: Start isEmpty. Operand 34367 states and 79017 transitions. [2021-06-04 21:29:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-06-04 21:29:59,575 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:29:59,576 INFO L521 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:29:59,784 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-04 21:29:59,785 INFO L430 AbstractCegarLoop]: === Iteration 15 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:29:59,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:29:59,785 INFO L82 PathProgramCache]: Analyzing trace with hash -422652689, now seen corresponding path program 7 times [2021-06-04 21:29:59,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:29:59,785 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134739590] [2021-06-04 21:29:59,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:29:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:30:00,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 0 proven. 1327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:30:00,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:30:00,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134739590] [2021-06-04 21:30:00,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134739590] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:30:00,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1580430580] [2021-06-04 21:30:00,072 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:30:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:30:00,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-04 21:30:00,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:30:00,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 0 proven. 1327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:30:00,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1580430580] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:30:00,731 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:30:00,731 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 25 [2021-06-04 21:30:00,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481799631] [2021-06-04 21:30:00,732 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-04 21:30:00,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:30:00,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-04 21:30:00,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2021-06-04 21:30:00,733 INFO L87 Difference]: Start difference. First operand 34367 states and 79017 transitions. Second operand has 25 states, 25 states have (on average 18.76) internal successors, (469), 25 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:01,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:30:01,155 INFO L93 Difference]: Finished difference Result 43321 states and 99523 transitions. [2021-06-04 21:30:01,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-04 21:30:01,155 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 18.76) internal successors, (469), 25 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 432 [2021-06-04 21:30:01,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:30:01,194 INFO L225 Difference]: With dead ends: 43321 [2021-06-04 21:30:01,194 INFO L226 Difference]: Without dead ends: 43321 [2021-06-04 21:30:01,194 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 441.3ms TimeCoverageRelationStatistics Valid=631, Invalid=1349, Unknown=0, NotChecked=0, Total=1980 [2021-06-04 21:30:01,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43321 states. [2021-06-04 21:30:01,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43321 to 38988. [2021-06-04 21:30:01,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38988 states, 38987 states have (on average 2.2981506656064843) internal successors, (89598), 38987 states have internal predecessors, (89598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:01,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38988 states to 38988 states and 89598 transitions. [2021-06-04 21:30:01,673 INFO L78 Accepts]: Start accepts. Automaton has 38988 states and 89598 transitions. Word has length 432 [2021-06-04 21:30:01,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:30:01,673 INFO L482 AbstractCegarLoop]: Abstraction has 38988 states and 89598 transitions. [2021-06-04 21:30:01,673 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 18.76) internal successors, (469), 25 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:01,673 INFO L276 IsEmpty]: Start isEmpty. Operand 38988 states and 89598 transitions. [2021-06-04 21:30:01,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2021-06-04 21:30:01,707 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:30:01,708 INFO L521 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:30:01,908 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable760 [2021-06-04 21:30:01,908 INFO L430 AbstractCegarLoop]: === Iteration 16 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:30:01,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:30:01,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1678291734, now seen corresponding path program 8 times [2021-06-04 21:30:01,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:30:01,909 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334739650] [2021-06-04 21:30:01,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:30:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:30:02,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 0 proven. 1634 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:30:02,239 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:30:02,239 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334739650] [2021-06-04 21:30:02,239 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334739650] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:30:02,239 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800715784] [2021-06-04 21:30:02,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:30:02,418 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-04 21:30:02,418 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:30:02,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-04 21:30:02,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:30:02,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 0 proven. 1634 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:30:02,866 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800715784] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:30:02,866 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:30:02,866 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 27 [2021-06-04 21:30:02,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811954773] [2021-06-04 21:30:02,867 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-04 21:30:02,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:30:02,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-04 21:30:02,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2021-06-04 21:30:02,867 INFO L87 Difference]: Start difference. First operand 38988 states and 89598 transitions. Second operand has 27 states, 27 states have (on average 18.59259259259259) internal successors, (502), 27 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:03,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:30:03,490 INFO L93 Difference]: Finished difference Result 47942 states and 110104 transitions. [2021-06-04 21:30:03,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-04 21:30:03,490 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 18.59259259259259) internal successors, (502), 27 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 465 [2021-06-04 21:30:03,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:30:03,538 INFO L225 Difference]: With dead ends: 47942 [2021-06-04 21:30:03,538 INFO L226 Difference]: Without dead ends: 47942 [2021-06-04 21:30:03,539 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 511 GetRequests, 464 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 626.1ms TimeCoverageRelationStatistics Valid=748, Invalid=1604, Unknown=0, NotChecked=0, Total=2352 [2021-06-04 21:30:03,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47942 states. [2021-06-04 21:30:04,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47942 to 43609. [2021-06-04 21:30:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43609 states, 43608 states have (on average 2.2972619702806822) internal successors, (100179), 43608 states have internal predecessors, (100179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:04,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43609 states to 43609 states and 100179 transitions. [2021-06-04 21:30:04,120 INFO L78 Accepts]: Start accepts. Automaton has 43609 states and 100179 transitions. Word has length 465 [2021-06-04 21:30:04,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:30:04,121 INFO L482 AbstractCegarLoop]: Abstraction has 43609 states and 100179 transitions. [2021-06-04 21:30:04,121 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 18.59259259259259) internal successors, (502), 27 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 43609 states and 100179 transitions. [2021-06-04 21:30:04,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-06-04 21:30:04,162 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:30:04,162 INFO L521 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:30:04,362 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable761 [2021-06-04 21:30:04,363 INFO L430 AbstractCegarLoop]: === Iteration 17 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:30:04,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:30:04,363 INFO L82 PathProgramCache]: Analyzing trace with hash -2065731611, now seen corresponding path program 9 times [2021-06-04 21:30:04,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:30:04,363 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798912951] [2021-06-04 21:30:04,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:30:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:30:04,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 1974 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:30:04,717 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:30:04,718 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798912951] [2021-06-04 21:30:04,718 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798912951] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:30:04,718 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1478648438] [2021-06-04 21:30:04,718 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:30:08,549 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-04 21:30:08,550 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:30:08,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 103 conjunts are in the unsatisfiable core [2021-06-04 21:30:08,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:30:08,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-04 21:30:08,588 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:08,592 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:08,592 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:08,592 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2021-06-04 21:30:08,620 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-06-04 21:30:08,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-06-04 21:30:08,622 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:08,626 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:08,626 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:08,626 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2021-06-04 21:30:09,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-04 21:30:09,020 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,026 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:09,026 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,026 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2021-06-04 21:30:09,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:30:09,063 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,070 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:09,071 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,071 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2021-06-04 21:30:09,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:30:09,194 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:30:09,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:30:09,195 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,207 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:09,208 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,208 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:50, output treesize:26 [2021-06-04 21:30:09,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:30:09,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:30:09,242 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,254 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:09,255 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,255 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2021-06-04 21:30:09,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-06-04 21:30:09,400 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,406 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:09,406 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,406 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2021-06-04 21:30:09,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:30:09,449 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,456 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:09,457 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,457 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2021-06-04 21:30:09,596 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2021-06-04 21:30:09,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:30:09,726 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:30:09,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-06-04 21:30:09,727 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,738 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:09,739 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,739 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:26 [2021-06-04 21:30:09,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:30:09,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:30:09,778 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,788 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:09,789 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,789 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2021-06-04 21:30:09,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-06-04 21:30:09,953 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,960 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:09,961 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:09,961 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2021-06-04 21:30:10,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:30:10,012 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,020 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:10,021 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,021 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2021-06-04 21:30:10,164 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:30:10,171 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:30:10,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-06-04 21:30:10,172 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,182 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:10,183 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,183 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:26 [2021-06-04 21:30:10,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:30:10,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:30:10,227 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,237 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:10,238 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,238 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2021-06-04 21:30:10,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-06-04 21:30:10,420 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,425 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:10,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,426 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2021-06-04 21:30:10,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-06-04 21:30:10,481 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,488 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:10,490 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,490 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:30, output treesize:13 [2021-06-04 21:30:10,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:30:10,715 INFO L354 Elim1Store]: treesize reduction 53, result has 19.7 percent of original size [2021-06-04 21:30:10,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 30 [2021-06-04 21:30:10,716 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,723 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:10,724 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,725 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:40, output treesize:19 [2021-06-04 21:30:10,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:30:10,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:30:10,789 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,800 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:10,801 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,801 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:34, output treesize:19 [2021-06-04 21:30:10,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-06-04 21:30:10,811 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,816 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:30:10,816 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:30:10,816 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-06-04 21:30:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 957 proven. 353 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-06-04 21:30:10,904 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1478648438] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:30:10,907 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:30:10,908 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 34] total 59 [2021-06-04 21:30:10,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678348694] [2021-06-04 21:30:10,908 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-06-04 21:30:10,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:30:10,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-06-04 21:30:10,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=3088, Unknown=0, NotChecked=0, Total=3422 [2021-06-04 21:30:10,909 INFO L87 Difference]: Start difference. First operand 43609 states and 100179 transitions. Second operand has 59 states, 59 states have (on average 12.559322033898304) internal successors, (741), 59 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:34,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:30:34,230 INFO L93 Difference]: Finished difference Result 40950 states and 93928 transitions. [2021-06-04 21:30:34,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 412 states. [2021-06-04 21:30:34,230 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 12.559322033898304) internal successors, (741), 59 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 498 [2021-06-04 21:30:34,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:30:34,261 INFO L225 Difference]: With dead ends: 40950 [2021-06-04 21:30:34,261 INFO L226 Difference]: Without dead ends: 40950 [2021-06-04 21:30:34,268 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 934 GetRequests, 461 SyntacticMatches, 7 SemanticMatches, 466 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96672 ImplicationChecksByTransitivity, 19277.3ms TimeCoverageRelationStatistics Valid=20060, Invalid=198496, Unknown=0, NotChecked=0, Total=218556 [2021-06-04 21:30:34,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40950 states. [2021-06-04 21:30:34,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40950 to 34314. [2021-06-04 21:30:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34314 states, 34313 states have (on average 2.2888409640660976) internal successors, (78537), 34313 states have internal predecessors, (78537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:34,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34314 states to 34314 states and 78537 transitions. [2021-06-04 21:30:34,641 INFO L78 Accepts]: Start accepts. Automaton has 34314 states and 78537 transitions. Word has length 498 [2021-06-04 21:30:34,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:30:34,641 INFO L482 AbstractCegarLoop]: Abstraction has 34314 states and 78537 transitions. [2021-06-04 21:30:34,641 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 12.559322033898304) internal successors, (741), 59 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:34,641 INFO L276 IsEmpty]: Start isEmpty. Operand 34314 states and 78537 transitions. [2021-06-04 21:30:34,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2021-06-04 21:30:34,673 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:30:34,674 INFO L521 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 9, 9, 9, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:30:34,880 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable762 [2021-06-04 21:30:34,881 INFO L430 AbstractCegarLoop]: === Iteration 18 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:30:34,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:30:34,881 INFO L82 PathProgramCache]: Analyzing trace with hash 291210636, now seen corresponding path program 10 times [2021-06-04 21:30:34,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:30:34,881 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929776185] [2021-06-04 21:30:34,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:30:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:30:35,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2347 backedges. 0 proven. 2347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:30:35,288 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:30:35,288 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929776185] [2021-06-04 21:30:35,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929776185] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:30:35,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792929679] [2021-06-04 21:30:35,290 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:30:37,788 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-04 21:30:37,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:30:37,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-04 21:30:37,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:30:38,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2347 backedges. 0 proven. 2347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:30:38,296 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1792929679] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:30:38,297 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:30:38,297 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 31 [2021-06-04 21:30:38,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476303544] [2021-06-04 21:30:38,297 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-04 21:30:38,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:30:38,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-04 21:30:38,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2021-06-04 21:30:38,298 INFO L87 Difference]: Start difference. First operand 34314 states and 78537 transitions. Second operand has 31 states, 31 states have (on average 18.322580645161292) internal successors, (568), 31 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:38,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:30:38,885 INFO L93 Difference]: Finished difference Result 39930 states and 91365 transitions. [2021-06-04 21:30:38,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-04 21:30:38,885 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 18.322580645161292) internal successors, (568), 31 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 531 [2021-06-04 21:30:38,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:30:38,923 INFO L225 Difference]: With dead ends: 39930 [2021-06-04 21:30:38,923 INFO L226 Difference]: Without dead ends: 39930 [2021-06-04 21:30:38,923 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 585 GetRequests, 530 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 599 ImplicationChecksByTransitivity, 672.0ms TimeCoverageRelationStatistics Valid=1012, Invalid=2180, Unknown=0, NotChecked=0, Total=3192 [2021-06-04 21:30:38,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39930 states. [2021-06-04 21:30:39,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39930 to 37212. [2021-06-04 21:30:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37212 states, 37211 states have (on average 2.2884630888715702) internal successors, (85156), 37211 states have internal predecessors, (85156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:39,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37212 states to 37212 states and 85156 transitions. [2021-06-04 21:30:39,421 INFO L78 Accepts]: Start accepts. Automaton has 37212 states and 85156 transitions. Word has length 531 [2021-06-04 21:30:39,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:30:39,422 INFO L482 AbstractCegarLoop]: Abstraction has 37212 states and 85156 transitions. [2021-06-04 21:30:39,422 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 18.322580645161292) internal successors, (568), 31 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:30:39,422 INFO L276 IsEmpty]: Start isEmpty. Operand 37212 states and 85156 transitions. [2021-06-04 21:30:39,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2021-06-04 21:30:39,458 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:30:39,458 INFO L521 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:30:39,660 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable763,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:30:39,661 INFO L430 AbstractCegarLoop]: === Iteration 19 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:30:39,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:30:39,661 INFO L82 PathProgramCache]: Analyzing trace with hash 239946265, now seen corresponding path program 11 times [2021-06-04 21:30:39,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:30:39,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797138043] [2021-06-04 21:30:39,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:30:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:30:40,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2753 backedges. 0 proven. 2753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:30:40,098 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:30:40,098 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797138043] [2021-06-04 21:30:40,098 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797138043] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:30:40,098 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573107338] [2021-06-04 21:30:40,098 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:31:54,332 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2021-06-04 21:31:54,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:31:54,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 246 conjunts are in the unsatisfiable core [2021-06-04 21:31:54,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:31:54,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-06-04 21:31:54,709 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:54,711 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:54,711 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:31:54,711 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:12 [2021-06-04 21:31:54,758 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:31:54,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 39 [2021-06-04 21:31:54,761 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:54,769 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:54,770 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:54,770 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:24 [2021-06-04 21:31:55,064 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-06-04 21:31:55,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-06-04 21:31:55,071 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-04 21:31:55,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:31:55,084 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:31:55,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 28 [2021-06-04 21:31:55,085 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,127 INFO L628 ElimStorePlain]: treesize reduction 18, result has 80.6 percent of original size [2021-06-04 21:31:55,128 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:55,129 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:91, output treesize:49 [2021-06-04 21:31:55,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:55,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-06-04 21:31:55,187 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:31:55,191 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,212 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:55,214 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:55,214 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:49 [2021-06-04 21:31:55,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-06-04 21:31:55,356 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:55,358 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,358 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:9 [2021-06-04 21:31:55,406 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:31:55,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-06-04 21:31:55,408 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,416 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:55,417 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:55,418 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:23 [2021-06-04 21:31:55,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:31:55,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:31:55,752 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:31:55,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:31:55,753 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,769 INFO L354 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2021-06-04 21:31:55,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2021-06-04 21:31:55,772 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,799 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:55,801 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:55,801 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2021-06-04 21:31:55,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:55,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:31:55,863 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:31:55,867 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:55,889 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:55,890 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:55,890 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-06-04 21:31:56,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:56,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-06-04 21:31:56,199 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:56,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-06-04 21:31:56,202 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:56,211 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:56,212 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:56,212 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:98, output treesize:45 [2021-06-04 21:31:56,305 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:31:56,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-06-04 21:31:56,313 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:56,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:56,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-06-04 21:31:56,320 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:56,341 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:56,343 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:31:56,343 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:58 [2021-06-04 21:31:56,754 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-06-04 21:31:56,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-06-04 21:31:56,755 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-04 21:31:56,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:31:56,767 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:31:56,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-06-04 21:31:56,768 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:56,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:56,792 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:56,792 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2021-06-04 21:31:56,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:56,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:31:56,862 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:56,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:31:56,866 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:56,887 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:56,888 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:56,888 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-06-04 21:31:57,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:57,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-06-04 21:31:57,377 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:57,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-06-04 21:31:57,381 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:57,392 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:57,393 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:57,393 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:98, output treesize:45 [2021-06-04 21:31:57,498 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:31:57,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-06-04 21:31:57,500 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:57,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:57,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-06-04 21:31:57,506 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:57,526 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:57,528 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:31:57,528 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:58 [2021-06-04 21:31:57,981 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-06-04 21:31:57,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-06-04 21:31:57,984 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-04 21:31:57,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:31:57,997 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:31:57,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-06-04 21:31:57,999 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:58,020 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:58,023 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:58,023 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2021-06-04 21:31:58,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:58,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:31:58,100 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:58,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:31:58,106 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:58,126 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:58,128 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:58,128 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-06-04 21:31:58,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:58,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-06-04 21:31:58,516 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:58,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-06-04 21:31:58,519 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:58,529 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:58,530 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-06-04 21:31:58,530 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:98, output treesize:45 [2021-06-04 21:31:58,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:58,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-06-04 21:31:58,626 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:58,649 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:31:58,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-06-04 21:31:58,650 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:58,671 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:58,673 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:31:58,673 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:58 [2021-06-04 21:31:59,263 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-06-04 21:31:59,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-06-04 21:31:59,265 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-04 21:31:59,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:31:59,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:31:59,281 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:31:59,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-06-04 21:31:59,282 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:59,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:31:59,295 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:31:59,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 28 [2021-06-04 21:31:59,296 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:59,332 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:59,334 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:31:59,334 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:140, output treesize:77 [2021-06-04 21:31:59,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:59,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-06-04 21:31:59,442 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:59,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:31:59,449 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:59,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:31:59,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:31:59,456 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-04 21:31:59,489 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:31:59,491 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:31:59,491 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:122, output treesize:77 [2021-06-04 21:32:00,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:00,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-06-04 21:32:00,022 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:00,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:00,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 20 [2021-06-04 21:32:00,027 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:00,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-06-04 21:32:00,031 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:00,048 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:00,049 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:32:00,049 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:152, output treesize:78 [2021-06-04 21:32:00,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:00,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2021-06-04 21:32:00,197 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:00,222 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-06-04 21:32:00,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-06-04 21:32:00,223 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:00,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:00,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-06-04 21:32:00,230 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:00,261 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:00,263 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-06-04 21:32:00,263 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:124, output treesize:91 [2021-06-04 21:32:01,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:32:01,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:32:01,044 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:32:01,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 28 [2021-06-04 21:32:01,045 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:32:01,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:32:01,070 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:32:01,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 32 [2021-06-04 21:32:01,071 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,093 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-06-04 21:32:01,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-06-04 21:32:01,094 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-06-04 21:32:01,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:32:01,108 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-06-04 21:32:01,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-06-04 21:32:01,109 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:01,159 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-06-04 21:32:01,159 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:200, output treesize:116 [2021-06-04 21:32:01,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:01,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2021-06-04 21:32:01,307 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:01,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:01,316 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-04 21:32:01,322 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:01,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-06-04 21:32:01,330 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,377 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:01,379 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-06-04 21:32:01,379 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:176, output treesize:116 [2021-06-04 21:32:01,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-06-04 21:32:01,836 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-06-04 21:32:01,842 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-06-04 21:32:01,847 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:01,867 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:01,868 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:32:01,868 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:118, output treesize:79 [2021-06-04 21:32:02,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:02,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:02,018 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:02,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:02,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:02,026 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:02,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:02,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:02,034 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:02,060 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:02,062 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-06-04 21:32:02,062 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:124, output treesize:79 [2021-06-04 21:32:02,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:32:02,623 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:32:02,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:32:02,624 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:02,637 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:02,639 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:02,639 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-06-04 21:32:02,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:02,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:02,745 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:02,758 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:02,759 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:02,759 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-06-04 21:32:03,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-06-04 21:32:03,005 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:03,014 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:03,014 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:03,014 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2021-06-04 21:32:03,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:03,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:03,120 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:03,128 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:03,129 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:03,129 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-06-04 21:32:03,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:32:03,708 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:32:03,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:32:03,709 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:03,723 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:03,724 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:03,724 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-06-04 21:32:03,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:03,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:03,842 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:03,854 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:03,855 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:03,855 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-06-04 21:32:04,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-06-04 21:32:04,123 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:04,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:04,132 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:04,132 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2021-06-04 21:32:04,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:04,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:04,243 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:04,252 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:04,253 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:04,253 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-06-04 21:32:04,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:32:04,858 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:32:04,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:32:04,859 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:04,872 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:04,874 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:04,874 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-06-04 21:32:04,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:04,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:04,998 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:05,009 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:05,010 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:05,011 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-06-04 21:32:05,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-06-04 21:32:05,544 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:05,552 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:05,553 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:05,553 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2021-06-04 21:32:05,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:05,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:05,671 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:05,679 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:05,680 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:05,680 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-06-04 21:32:06,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-04 21:32:06,320 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:32:06,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:32:06,321 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:06,335 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:06,336 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:06,336 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-06-04 21:32:06,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:32:06,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:06,467 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:06,479 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:06,480 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:06,480 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-06-04 21:32:06,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-06-04 21:32:06,782 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:06,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:06,791 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:06,791 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2021-06-04 21:32:06,928 INFO L354 Elim1Store]: treesize reduction 45, result has 16.7 percent of original size [2021-06-04 21:32:06,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 31 [2021-06-04 21:32:06,929 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:06,936 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:06,938 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:06,938 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:49, output treesize:9 [2021-06-04 21:32:07,279 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-06-04 21:32:07,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 27 [2021-06-04 21:32:07,280 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:07,285 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:07,286 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:07,286 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:34, output treesize:9 [2021-06-04 21:32:07,300 INFO L354 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2021-06-04 21:32:07,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-06-04 21:32:07,301 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:07,305 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:07,306 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:07,306 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:9 [2021-06-04 21:32:07,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-06-04 21:32:07,312 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:32:07,313 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:32:07,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:32:07,314 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2021-06-04 21:32:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2753 backedges. 1881 proven. 858 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-06-04 21:32:07,455 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573107338] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:32:07,455 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-04 21:32:07,456 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 110] total 139 [2021-06-04 21:32:07,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074810127] [2021-06-04 21:32:07,456 INFO L462 AbstractCegarLoop]: Interpolant automaton has 139 states [2021-06-04 21:32:07,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-04 21:32:07,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 139 interpolants. [2021-06-04 21:32:07,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1734, Invalid=17448, Unknown=0, NotChecked=0, Total=19182 [2021-06-04 21:32:07,458 INFO L87 Difference]: Start difference. First operand 37212 states and 85156 transitions. Second operand has 139 states, 139 states have (on average 7.251798561151079) internal successors, (1008), 139 states have internal predecessors, (1008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:32:22,701 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-06-04 21:32:24,458 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2021-06-04 21:32:24,990 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-06-04 21:32:29,795 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-06-04 21:32:32,297 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2021-06-04 21:32:33,044 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2021-06-04 21:32:33,206 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2021-06-04 21:32:40,038 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-04 21:32:42,551 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-04 21:32:43,053 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-06-04 21:32:43,500 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-04 21:32:43,779 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-06-04 21:32:44,070 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-04 21:32:53,234 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-04 21:32:54,101 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-06-04 21:32:54,867 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 57 [2021-06-04 21:32:56,322 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-04 21:32:56,847 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-06-04 21:32:57,023 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-06-04 21:32:57,528 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-04 21:32:58,067 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-06-04 21:32:58,256 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-04 21:33:01,991 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-06-04 21:33:04,536 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-06-04 21:33:04,785 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-06-04 21:33:06,676 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:33:07,817 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-06-04 21:33:08,984 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:33:10,023 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-06-04 21:33:10,714 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-04 21:33:11,123 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2021-06-04 21:33:14,427 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-04 21:33:14,952 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-06-04 21:33:15,151 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-06-04 21:33:15,721 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-04 21:33:16,202 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-06-04 21:33:16,406 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-04 21:33:17,215 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 56 [2021-06-04 21:33:20,621 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-06-04 21:33:24,165 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-06-04 21:33:26,469 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:33:27,629 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-06-04 21:33:28,815 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:33:29,158 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-06-04 21:33:29,830 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-06-04 21:33:30,635 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-04 21:33:31,864 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-06-04 21:33:33,301 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-06-04 21:33:33,936 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-06-04 21:33:35,714 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-04 21:33:36,063 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-06-04 21:33:36,279 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-06-04 21:33:36,904 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-04 21:33:37,239 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-06-04 21:33:37,468 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-04 21:33:42,110 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-06-04 21:33:43,392 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2021-06-04 21:33:46,644 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-06-04 21:33:47,315 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-06-04 21:33:47,559 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-04 21:33:49,419 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:33:50,547 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-06-04 21:33:51,725 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:33:52,701 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-06-04 21:33:54,622 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2021-06-04 21:33:54,822 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-04 21:33:55,563 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-06-04 21:33:56,493 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2021-06-04 21:33:56,713 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-04 21:33:57,662 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-06-04 21:33:58,184 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-06-04 21:33:59,962 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-06-04 21:34:00,198 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-06-04 21:34:01,011 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-06-04 21:34:01,251 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-04 21:34:04,179 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-06-04 21:34:06,987 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-06-04 21:34:07,590 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2021-06-04 21:34:08,449 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:34:10,061 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:34:11,446 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-06-04 21:34:11,664 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-06-04 21:34:13,566 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2021-06-04 21:34:13,952 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-04 21:34:14,862 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-06-04 21:34:18,455 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 57 [2021-06-04 21:34:19,882 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-06-04 21:34:20,246 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-04 21:34:21,172 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2021-06-04 21:34:21,383 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-06-04 21:34:22,529 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-06-04 21:34:22,925 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-04 21:34:23,856 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2021-06-04 21:34:24,159 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-06-04 21:34:25,687 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-06-04 21:34:26,849 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-06-04 21:34:27,370 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-04 21:34:30,077 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-06-04 21:34:32,715 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-06-04 21:34:34,690 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:34:37,099 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:34:38,371 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 43 [2021-06-04 21:34:38,929 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-06-04 21:34:39,740 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 55 [2021-06-04 21:34:40,986 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2021-06-04 21:34:41,406 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-04 21:34:42,164 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-06-04 21:34:46,833 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-06-04 21:34:47,219 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-04 21:34:48,091 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2021-06-04 21:34:48,315 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-06-04 21:34:49,070 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-06-04 21:34:49,727 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-06-04 21:34:50,133 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-04 21:34:50,959 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2021-06-04 21:34:51,283 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-06-04 21:34:51,729 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-04 21:34:53,125 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-06-04 21:34:57,710 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-06-04 21:35:00,674 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-06-04 21:35:01,522 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2021-06-04 21:35:03,064 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:35:06,271 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:35:06,595 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-06-04 21:35:08,207 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-06-04 21:35:10,507 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-04 21:35:11,150 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-06-04 21:35:15,374 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-06-04 21:35:15,782 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-04 21:35:16,518 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2021-06-04 21:35:16,748 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-06-04 21:35:17,213 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-06-04 21:35:17,919 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-06-04 21:35:18,366 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-04 21:35:19,252 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2021-06-04 21:35:19,605 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-06-04 21:35:20,013 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-04 21:35:21,440 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-06-04 21:35:26,352 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-06-04 21:35:30,132 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-06-04 21:35:32,626 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:35:36,348 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:35:37,998 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-06-04 21:35:40,177 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-04 21:35:40,651 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-06-04 21:35:45,883 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 63 [2021-06-04 21:35:46,939 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 69 [2021-06-04 21:35:47,174 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 53 [2021-06-04 21:35:47,501 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 57 [2021-06-04 21:35:48,115 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 64 [2021-06-04 21:35:49,179 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 70 [2021-06-04 21:35:49,531 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 55 [2021-06-04 21:35:51,380 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 60 [2021-06-04 21:35:55,140 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 59 [2021-06-04 21:36:02,661 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-06-04 21:36:06,248 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-06-04 21:36:07,713 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-06-04 21:36:09,685 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2021-06-04 21:36:09,977 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2021-06-04 21:36:14,165 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 61 [2021-06-04 21:36:15,028 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 67 [2021-06-04 21:36:15,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-04 21:36:15,668 INFO L93 Difference]: Finished difference Result 109605 states and 254263 transitions. [2021-06-04 21:36:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1855 states. [2021-06-04 21:36:15,669 INFO L78 Accepts]: Start accepts. Automaton has has 139 states, 139 states have (on average 7.251798561151079) internal successors, (1008), 139 states have internal predecessors, (1008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 564 [2021-06-04 21:36:15,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-04 21:36:15,939 INFO L225 Difference]: With dead ends: 109605 [2021-06-04 21:36:15,940 INFO L226 Difference]: Without dead ends: 109605 [2021-06-04 21:36:16,153 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 4274 GetRequests, 2279 SyntacticMatches, 18 SemanticMatches, 1977 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1963573 ImplicationChecksByTransitivity, 221570.7ms TimeCoverageRelationStatistics Valid=263291, Invalid=3651171, Unknown=0, NotChecked=0, Total=3914462 [2021-06-04 21:36:16,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109605 states. [2021-06-04 21:36:17,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109605 to 72648. [2021-06-04 21:36:17,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72648 states, 72647 states have (on average 2.292923314107947) internal successors, (166574), 72647 states have internal predecessors, (166574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:36:17,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72648 states to 72648 states and 166574 transitions. [2021-06-04 21:36:17,589 INFO L78 Accepts]: Start accepts. Automaton has 72648 states and 166574 transitions. Word has length 564 [2021-06-04 21:36:17,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-04 21:36:17,608 INFO L482 AbstractCegarLoop]: Abstraction has 72648 states and 166574 transitions. [2021-06-04 21:36:17,609 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 139 states, 139 states have (on average 7.251798561151079) internal successors, (1008), 139 states have internal predecessors, (1008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-04 21:36:17,609 INFO L276 IsEmpty]: Start isEmpty. Operand 72648 states and 166574 transitions. [2021-06-04 21:36:17,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2021-06-04 21:36:17,682 INFO L513 BasicCegarLoop]: Found error trace [2021-06-04 21:36:17,683 INFO L521 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 11, 11, 11, 11, 11, 11, 11, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-04 21:36:17,889 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable764 [2021-06-04 21:36:17,890 INFO L430 AbstractCegarLoop]: === Iteration 20 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-04 21:36:17,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-04 21:36:17,890 INFO L82 PathProgramCache]: Analyzing trace with hash 73691414, now seen corresponding path program 12 times [2021-06-04 21:36:17,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-04 21:36:17,890 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94869228] [2021-06-04 21:36:17,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-04 21:36:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-04 21:36:18,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-04 21:36:18,590 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-04 21:36:18,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94869228] [2021-06-04 21:36:18,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94869228] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-04 21:36:18,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [815604476] [2021-06-04 21:36:18,590 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:36:25,819 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-04 21:36:25,819 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-04 21:36:25,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 166 conjunts are in the unsatisfiable core [2021-06-04 21:36:25,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-04 21:36:25,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-04 21:36:25,859 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:36:25,863 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:25,863 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:25,863 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2021-06-04 21:36:25,907 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-06-04 21:36:25,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-06-04 21:36:25,908 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:36:25,916 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:25,917 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:25,917 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2021-06-04 21:36:26,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-06-04 21:36:26,038 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,047 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:26,048 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,048 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2021-06-04 21:36:26,123 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-06-04 21:36:26,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-06-04 21:36:26,125 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,138 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:26,139 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,139 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:40 [2021-06-04 21:36:26,197 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-06-04 21:36:26,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-06-04 21:36:26,200 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,214 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:26,214 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,214 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:37 [2021-06-04 21:36:26,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-06-04 21:36:26,357 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,374 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:26,375 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,375 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:48 [2021-06-04 21:36:26,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-06-04 21:36:26,412 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,428 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:26,429 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,429 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:48 [2021-06-04 21:36:26,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-06-04 21:36:26,466 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:26,480 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,481 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:42 [2021-06-04 21:36:26,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2021-06-04 21:36:26,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-04 21:36:26,776 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,781 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:26,781 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,797 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-04 21:36:26,798 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-04 21:36:26,798 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:48, output treesize:25 [2021-06-04 21:36:26,891 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-06-04 21:36:26,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2021-06-04 21:36:26,979 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-06-04 21:36:26,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2021-06-04 21:36:27,013 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-06-04 21:36:27,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2021-06-04 21:36:27,144 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-06-04 21:36:27,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2021-06-04 21:36:27,253 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:36:27,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-06-04 21:36:27,365 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:36:27,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-06-04 21:36:27,414 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:36:27,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-06-04 21:36:27,454 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:36:27,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-06-04 21:36:27,584 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:36:27,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-06-04 21:36:27,774 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-06-04 21:36:27,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-06-04 21:36:27,823 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:27,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 89 [2021-06-04 21:36:30,063 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 89 [2021-06-04 21:36:30,104 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-06-04 21:36:30,270 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-06-04 21:36:30,327 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-06-04 21:36:30,389 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-06-04 21:36:30,445 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-06-04 21:36:30,500 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-06-04 21:36:30,562 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-06-04 21:36:30,631 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:30,887 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:30,948 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:30,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,010 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,073 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,148 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,210 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,272 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,339 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,541 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,612 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,634 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:36:31,634 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:36:31,671 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,866 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:31,964 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-06-04 21:36:31,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-06-04 21:36:32,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-04 21:36:32,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:36:32,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-04 21:36:32,149 WARN L348 FreeRefinementEngine]: Global settings require throwing the following exception [2021-06-04 21:36:32,360 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable802,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-04 21:36:32,361 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Unexpected substitution problem. at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1(Elim1Store.java:338) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:414) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimOneRec(ElimStorePlain.java:298) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:607) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:242) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:307) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:100) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:246) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-06-04 21:36:32,364 INFO L168 Benchmark]: Toolchain (without parser) took 561610.15 ms. Allocated memory was 354.4 MB in the beginning and 3.4 GB in the end (delta: 3.0 GB). Free memory was 316.7 MB in the beginning and 2.3 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-06-04 21:36:32,364 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 354.4 MB. Free memory was 335.5 MB in the beginning and 335.5 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-04 21:36:32,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.56 ms. Allocated memory is still 354.4 MB. Free memory was 316.5 MB in the beginning and 289.5 MB in the end (delta: 27.0 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.0 GB. [2021-06-04 21:36:32,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.46 ms. Allocated memory is still 354.4 MB. Free memory was 289.5 MB in the beginning and 286.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-04 21:36:32,364 INFO L168 Benchmark]: Boogie Preprocessor took 43.29 ms. Allocated memory is still 354.4 MB. Free memory was 286.3 MB in the beginning and 284.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-04 21:36:32,364 INFO L168 Benchmark]: RCFGBuilder took 470.02 ms. Allocated memory is still 354.4 MB. Free memory was 284.2 MB in the beginning and 241.2 MB in the end (delta: 43.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.0 GB. [2021-06-04 21:36:32,364 INFO L168 Benchmark]: TraceAbstraction took 560590.14 ms. Allocated memory was 354.4 MB in the beginning and 3.4 GB in the end (delta: 3.0 GB). Free memory was 241.2 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 952.1 MB. Max. memory is 16.0 GB. [2021-06-04 21:36:32,365 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 354.4 MB. Free memory was 335.5 MB in the beginning and 335.5 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 466.56 ms. Allocated memory is still 354.4 MB. Free memory was 316.5 MB in the beginning and 289.5 MB in the end (delta: 27.0 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 33.46 ms. Allocated memory is still 354.4 MB. Free memory was 289.5 MB in the beginning and 286.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 43.29 ms. Allocated memory is still 354.4 MB. Free memory was 286.3 MB in the beginning and 284.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 470.02 ms. Allocated memory is still 354.4 MB. Free memory was 284.2 MB in the beginning and 241.2 MB in the end (delta: 43.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 560590.14 ms. Allocated memory was 354.4 MB in the beginning and 3.4 GB in the end (delta: 3.0 GB). Free memory was 241.2 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 952.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Unexpected substitution problem. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Unexpected substitution problem.: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1(Elim1Store.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...