/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/pthread/queue_ok.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 10:29:50,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 10:29:50,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 10:29:50,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 10:29:50,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 10:29:50,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 10:29:50,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 10:29:50,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 10:29:50,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 10:29:50,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 10:29:50,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 10:29:50,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 10:29:50,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 10:29:50,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 10:29:50,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 10:29:50,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 10:29:50,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 10:29:50,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 10:29:50,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 10:29:50,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 10:29:50,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 10:29:50,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 10:29:50,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 10:29:50,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 10:29:50,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 10:29:50,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 10:29:50,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 10:29:50,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 10:29:50,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 10:29:50,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 10:29:50,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 10:29:50,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 10:29:50,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 10:29:50,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 10:29:50,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 10:29:50,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 10:29:50,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 10:29:50,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 10:29:50,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 10:29:50,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 10:29:50,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 10:29:50,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 10:29:50,234 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 10:29:50,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 10:29:50,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 10:29:50,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 10:29:50,241 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 10:29:50,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 10:29:50,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 10:29:50,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 10:29:50,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 10:29:50,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 10:29:50,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 10:29:50,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 10:29:50,245 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 10:29:50,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 10:29:50,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 10:29:50,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 10:29:50,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 10:29:50,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 10:29:50,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 10:29:50,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 10:29:50,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 10:29:50,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 10:29:50,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 10:29:50,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 10:29:50,249 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 10:29:50,249 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 10:29:50,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 10:29:50,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 10:29:50,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 10:29:50,819 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 10:29:50,820 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 10:29:50,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok.i [2020-12-22 10:29:50,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd6a07d8d/566e88d31ae4432b9ef701e17505a14f/FLAGc245c1dd6 [2020-12-22 10:29:51,763 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 10:29:51,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok.i [2020-12-22 10:29:51,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd6a07d8d/566e88d31ae4432b9ef701e17505a14f/FLAGc245c1dd6 [2020-12-22 10:29:51,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd6a07d8d/566e88d31ae4432b9ef701e17505a14f [2020-12-22 10:29:51,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 10:29:51,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 10:29:51,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 10:29:51,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 10:29:51,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 10:29:51,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 10:29:51" (1/1) ... [2020-12-22 10:29:51,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48cd0edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:51, skipping insertion in model container [2020-12-22 10:29:51,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 10:29:51" (1/1) ... [2020-12-22 10:29:51,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 10:29:52,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 10:29:52,771 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2020-12-22 10:29:52,782 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2020-12-22 10:29:52,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 10:29:52,808 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 10:29:52,880 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2020-12-22 10:29:52,883 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2020-12-22 10:29:52,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 10:29:53,086 INFO L208 MainTranslator]: Completed translation [2020-12-22 10:29:53,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53 WrapperNode [2020-12-22 10:29:53,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 10:29:53,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 10:29:53,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 10:29:53,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 10:29:53,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (1/1) ... [2020-12-22 10:29:53,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (1/1) ... [2020-12-22 10:29:53,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 10:29:53,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 10:29:53,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 10:29:53,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 10:29:53,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (1/1) ... [2020-12-22 10:29:53,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (1/1) ... [2020-12-22 10:29:53,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (1/1) ... [2020-12-22 10:29:53,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (1/1) ... [2020-12-22 10:29:53,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (1/1) ... [2020-12-22 10:29:53,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (1/1) ... [2020-12-22 10:29:53,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (1/1) ... [2020-12-22 10:29:53,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 10:29:53,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 10:29:53,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 10:29:53,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 10:29:53,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (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 [2020-12-22 10:29:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-22 10:29:53,349 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-22 10:29:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-22 10:29:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-22 10:29:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 10:29:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 10:29:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 10:29:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 10:29:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-22 10:29:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 10:29:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 10:29:53,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 10:29:53,353 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-22 10:29:53,997 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 10:29:53,998 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2020-12-22 10:29:54,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 10:29:54 BoogieIcfgContainer [2020-12-22 10:29:54,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 10:29:54,004 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 10:29:54,006 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 10:29:54,010 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 10:29:54,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 10:29:51" (1/3) ... [2020-12-22 10:29:54,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dafe1e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 10:29:54, skipping insertion in model container [2020-12-22 10:29:54,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 10:29:53" (2/3) ... [2020-12-22 10:29:54,013 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dafe1e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 10:29:54, skipping insertion in model container [2020-12-22 10:29:54,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 10:29:54" (3/3) ... [2020-12-22 10:29:54,020 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_ok.i [2020-12-22 10:29:54,028 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-22 10:29:54,029 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 10:29:54,063 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-22 10:29:54,064 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-22 10:29:54,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,132 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,132 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,132 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,132 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,132 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,133 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,133 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,133 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,133 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,133 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,134 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,134 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,134 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,134 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,135 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,135 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,135 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,135 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,135 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,136 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,136 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,136 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,136 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,136 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,137 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,137 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,137 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,137 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,138 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,138 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,138 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,138 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,138 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,138 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,139 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,139 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,139 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,139 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,140 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,140 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,140 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,140 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,140 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,140 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,141 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,141 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,141 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,141 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,141 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,141 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,142 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,142 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,142 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,142 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,142 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,142 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,142 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,143 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,143 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,143 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,143 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,143 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,144 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,144 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,144 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,144 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,144 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,145 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,146 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,146 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,147 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,148 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,148 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,148 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,148 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,149 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,149 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,149 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,150 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,150 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,150 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,150 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,150 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,151 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,151 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,151 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,151 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,151 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,152 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,153 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,153 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,153 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,153 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,153 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,154 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,154 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,154 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,154 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,154 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,155 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,155 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,155 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,155 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,155 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,155 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,156 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,156 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,156 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,156 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,156 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,157 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,157 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,157 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,157 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,157 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,158 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,158 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,158 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,158 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,158 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,158 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,159 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,159 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,159 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,159 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,159 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,160 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,160 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,160 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,160 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,160 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,160 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,161 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,161 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,161 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,161 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,161 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,162 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,162 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,162 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,162 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,162 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,162 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,163 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,163 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,165 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,166 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,166 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,166 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,166 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,166 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,167 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,167 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,167 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,167 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,167 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,167 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,168 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,168 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,169 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,169 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,169 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,169 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,169 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,171 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,171 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,171 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,171 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,171 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,172 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,172 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,173 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,173 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,173 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,174 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,174 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,174 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,174 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,175 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,175 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,175 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,175 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,175 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,175 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,176 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,176 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,176 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,176 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,176 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,177 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,177 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,177 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,177 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,177 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,177 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,178 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,178 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,178 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,178 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,178 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,179 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,179 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,179 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,179 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,179 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,179 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,180 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,180 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,180 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,180 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,180 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,180 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,181 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,181 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,181 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,181 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,181 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,183 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,183 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,183 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,183 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,183 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,183 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,184 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,184 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,184 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,184 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,184 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,184 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,185 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,185 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,186 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,186 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,186 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,187 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,187 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,188 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,188 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,188 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,188 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,188 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,188 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,189 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,190 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,190 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,190 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,190 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,190 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,190 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,191 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,191 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,194 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,194 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,195 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,195 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,195 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,195 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,195 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,195 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,196 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,196 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,196 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,196 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,196 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,196 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,197 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,197 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,197 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,197 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,197 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,197 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,198 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,198 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,198 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,198 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,198 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,198 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,199 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,199 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,199 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,199 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,199 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,199 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,200 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,200 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,200 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,200 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,200 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,201 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,201 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,201 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,202 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,202 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,202 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,202 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,203 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,203 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,203 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,204 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,204 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,209 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,209 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,209 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,209 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,210 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,212 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,213 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,213 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,213 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,213 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,213 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,213 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,214 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,214 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,214 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,214 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,214 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,214 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,215 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,215 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,217 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,218 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,218 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,218 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,218 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,219 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,219 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,219 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,219 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,219 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,219 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,220 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,220 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,220 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,220 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,220 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,221 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,221 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,221 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,221 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,221 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,221 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,222 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,222 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,222 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,222 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,222 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,222 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,222 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,223 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,223 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,223 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,223 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,223 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,223 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,224 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,224 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,224 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,224 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,225 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,235 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,236 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,237 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,237 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,237 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,237 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,237 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,237 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,237 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,238 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,238 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,238 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,247 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,247 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,248 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,248 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,248 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,248 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,248 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,248 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,249 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,249 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,249 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,249 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,250 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,251 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,251 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,252 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,252 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,252 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,253 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,253 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,253 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,253 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,254 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,254 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,254 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,254 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,258 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,258 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,258 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,258 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,258 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 10:29:54,269 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-12-22 10:29:54,287 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-22 10:29:54,308 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 10:29:54,309 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 10:29:54,309 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 10:29:54,309 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 10:29:54,309 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 10:29:54,309 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 10:29:54,309 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 10:29:54,309 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 10:29:54,325 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-22 10:29:54,327 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 202 places, 210 transitions, 442 flow [2020-12-22 10:29:54,330 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 202 places, 210 transitions, 442 flow [2020-12-22 10:29:54,333 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 202 places, 210 transitions, 442 flow [2020-12-22 10:29:54,480 INFO L129 PetriNetUnfolder]: 14/210 cut-off events. [2020-12-22 10:29:54,481 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-12-22 10:29:54,492 INFO L84 FinitePrefix]: Finished finitePrefix Result has 221 conditions, 210 events. 14/210 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 371 event pairs, 0 based on Foata normal form. 0/195 useless extension candidates. Maximal degree in co-relation 140. Up to 3 conditions per place. [2020-12-22 10:29:54,505 INFO L116 LiptonReduction]: Number of co-enabled transitions 9552 [2020-12-22 10:30:00,815 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2020-12-22 10:30:00,929 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-22 10:30:01,204 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2020-12-22 10:30:01,323 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-22 10:30:03,008 WARN L197 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 117 [2020-12-22 10:30:03,315 WARN L197 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-12-22 10:30:03,902 WARN L197 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 117 [2020-12-22 10:30:04,224 WARN L197 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-12-22 10:30:04,733 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2020-12-22 10:30:05,129 WARN L197 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 83 [2020-12-22 10:30:05,529 WARN L197 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2020-12-22 10:30:05,678 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-22 10:30:05,990 WARN L197 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2020-12-22 10:30:06,182 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-12-22 10:30:07,840 WARN L197 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 182 DAG size of output: 178 [2020-12-22 10:30:08,628 WARN L197 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-12-22 10:30:11,737 WARN L197 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 188 DAG size of output: 184 [2020-12-22 10:30:13,297 WARN L197 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 174 [2020-12-22 10:30:13,322 INFO L131 LiptonReduction]: Checked pairs total: 24424 [2020-12-22 10:30:13,322 INFO L133 LiptonReduction]: Total number of compositions: 193 [2020-12-22 10:30:13,329 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53 places, 55 transitions, 132 flow [2020-12-22 10:30:13,369 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 716 states. [2020-12-22 10:30:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states. [2020-12-22 10:30:13,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-12-22 10:30:13,377 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:13,377 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-12-22 10:30:13,378 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:13,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:13,384 INFO L82 PathProgramCache]: Analyzing trace with hash 832, now seen corresponding path program 1 times [2020-12-22 10:30:13,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:13,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962817573] [2020-12-22 10:30:13,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:13,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:13,527 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962817573] [2020-12-22 10:30:13,528 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 10:30:13,528 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-12-22 10:30:13,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163849466] [2020-12-22 10:30:13,535 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 10:30:13,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:13,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 10:30:13,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 10:30:13,557 INFO L87 Difference]: Start difference. First operand 716 states. Second operand 2 states. [2020-12-22 10:30:13,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:13,610 INFO L93 Difference]: Finished difference Result 715 states and 1901 transitions. [2020-12-22 10:30:13,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 10:30:13,612 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-12-22 10:30:13,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:13,640 INFO L225 Difference]: With dead ends: 715 [2020-12-22 10:30:13,641 INFO L226 Difference]: Without dead ends: 524 [2020-12-22 10:30:13,642 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 10:30:13,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-12-22 10:30:13,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 524. [2020-12-22 10:30:13,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-12-22 10:30:13,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 1400 transitions. [2020-12-22 10:30:13,734 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 1400 transitions. Word has length 1 [2020-12-22 10:30:13,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:13,735 INFO L481 AbstractCegarLoop]: Abstraction has 524 states and 1400 transitions. [2020-12-22 10:30:13,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 10:30:13,735 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1400 transitions. [2020-12-22 10:30:13,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-22 10:30:13,740 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:13,740 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 10:30:13,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 10:30:13,740 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:13,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:13,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1207408886, now seen corresponding path program 1 times [2020-12-22 10:30:13,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:13,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74186581] [2020-12-22 10:30:13,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:14,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:14,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74186581] [2020-12-22 10:30:14,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 10:30:14,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 10:30:14,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431948872] [2020-12-22 10:30:14,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 10:30:14,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:14,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 10:30:14,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 10:30:14,019 INFO L87 Difference]: Start difference. First operand 524 states and 1400 transitions. Second operand 3 states. [2020-12-22 10:30:14,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:14,032 INFO L93 Difference]: Finished difference Result 236 states and 509 transitions. [2020-12-22 10:30:14,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 10:30:14,033 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-12-22 10:30:14,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:14,036 INFO L225 Difference]: With dead ends: 236 [2020-12-22 10:30:14,036 INFO L226 Difference]: Without dead ends: 212 [2020-12-22 10:30:14,037 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 10:30:14,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-12-22 10:30:14,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-12-22 10:30:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-12-22 10:30:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 464 transitions. [2020-12-22 10:30:14,052 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 464 transitions. Word has length 15 [2020-12-22 10:30:14,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:14,052 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 464 transitions. [2020-12-22 10:30:14,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 10:30:14,053 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 464 transitions. [2020-12-22 10:30:14,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 10:30:14,055 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:14,055 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 10:30:14,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 10:30:14,056 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:14,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:14,057 INFO L82 PathProgramCache]: Analyzing trace with hash -742964778, now seen corresponding path program 1 times [2020-12-22 10:30:14,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:14,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250034956] [2020-12-22 10:30:14,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:14,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250034956] [2020-12-22 10:30:14,165 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 10:30:14,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 10:30:14,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933339778] [2020-12-22 10:30:14,166 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 10:30:14,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:14,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 10:30:14,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 10:30:14,168 INFO L87 Difference]: Start difference. First operand 212 states and 464 transitions. Second operand 3 states. [2020-12-22 10:30:14,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:14,206 INFO L93 Difference]: Finished difference Result 272 states and 590 transitions. [2020-12-22 10:30:14,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 10:30:14,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 10:30:14,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:14,210 INFO L225 Difference]: With dead ends: 272 [2020-12-22 10:30:14,210 INFO L226 Difference]: Without dead ends: 272 [2020-12-22 10:30:14,214 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 10:30:14,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-12-22 10:30:14,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 218. [2020-12-22 10:30:14,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-12-22 10:30:14,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 476 transitions. [2020-12-22 10:30:14,230 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 476 transitions. Word has length 19 [2020-12-22 10:30:14,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:14,230 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 476 transitions. [2020-12-22 10:30:14,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 10:30:14,231 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 476 transitions. [2020-12-22 10:30:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 10:30:14,233 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:14,233 INFO L422 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] [2020-12-22 10:30:14,233 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 10:30:14,234 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:14,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:14,234 INFO L82 PathProgramCache]: Analyzing trace with hash -1371057704, now seen corresponding path program 1 times [2020-12-22 10:30:14,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:14,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501457793] [2020-12-22 10:30:14,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:14,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:14,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501457793] [2020-12-22 10:30:14,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628969536] [2020-12-22 10:30:14,327 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 [2020-12-22 10:30:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:14,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 10:30:14,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:14,582 INFO L382 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 [2020-12-22 10:30:14,590 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:14,592 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:14,597 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:14,597 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2020-12-22 10:30:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 10:30:14,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 10:30:14,647 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 10:30:14,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018519676] [2020-12-22 10:30:14,647 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 10:30:14,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:14,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 10:30:14,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 10:30:14,649 INFO L87 Difference]: Start difference. First operand 218 states and 476 transitions. Second operand 3 states. [2020-12-22 10:30:14,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:14,680 INFO L93 Difference]: Finished difference Result 166 states and 334 transitions. [2020-12-22 10:30:14,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 10:30:14,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-22 10:30:14,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:14,683 INFO L225 Difference]: With dead ends: 166 [2020-12-22 10:30:14,683 INFO L226 Difference]: Without dead ends: 164 [2020-12-22 10:30:14,684 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 10:30:14,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-12-22 10:30:14,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2020-12-22 10:30:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-12-22 10:30:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 331 transitions. [2020-12-22 10:30:14,697 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 331 transitions. Word has length 26 [2020-12-22 10:30:14,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:14,698 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 331 transitions. [2020-12-22 10:30:14,698 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 10:30:14,698 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 331 transitions. [2020-12-22 10:30:14,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 10:30:14,703 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:14,703 INFO L422 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] [2020-12-22 10:30:14,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:30:14,920 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:14,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:14,922 INFO L82 PathProgramCache]: Analyzing trace with hash 354553372, now seen corresponding path program 1 times [2020-12-22 10:30:14,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:14,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65841604] [2020-12-22 10:30:14,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:15,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:15,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65841604] [2020-12-22 10:30:15,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445977830] [2020-12-22 10:30:15,037 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 [2020-12-22 10:30:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:15,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 10:30:15,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:15,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:30:15,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-22 10:30:15,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055504284] [2020-12-22 10:30:15,288 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 10:30:15,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:15,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 10:30:15,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 10:30:15,289 INFO L87 Difference]: Start difference. First operand 164 states and 331 transitions. Second operand 5 states. [2020-12-22 10:30:15,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:15,339 INFO L93 Difference]: Finished difference Result 240 states and 472 transitions. [2020-12-22 10:30:15,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 10:30:15,340 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-12-22 10:30:15,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:15,344 INFO L225 Difference]: With dead ends: 240 [2020-12-22 10:30:15,344 INFO L226 Difference]: Without dead ends: 240 [2020-12-22 10:30:15,345 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 10:30:15,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-12-22 10:30:15,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 204. [2020-12-22 10:30:15,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-12-22 10:30:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 405 transitions. [2020-12-22 10:30:15,373 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 405 transitions. Word has length 27 [2020-12-22 10:30:15,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:15,373 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 405 transitions. [2020-12-22 10:30:15,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 10:30:15,374 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 405 transitions. [2020-12-22 10:30:15,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 10:30:15,382 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:15,382 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 10:30:15,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:30:15,584 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:15,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:15,585 INFO L82 PathProgramCache]: Analyzing trace with hash 1309542104, now seen corresponding path program 2 times [2020-12-22 10:30:15,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:15,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870675169] [2020-12-22 10:30:15,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:15,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870675169] [2020-12-22 10:30:15,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1308759359] [2020-12-22 10:30:15,697 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 [2020-12-22 10:30:15,970 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 10:30:15,971 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:30:15,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-22 10:30:15,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:16,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:30:16,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-12-22 10:30:16,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352614239] [2020-12-22 10:30:16,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 10:30:16,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:16,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 10:30:16,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-22 10:30:16,062 INFO L87 Difference]: Start difference. First operand 204 states and 405 transitions. Second operand 6 states. [2020-12-22 10:30:16,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:16,120 INFO L93 Difference]: Finished difference Result 280 states and 546 transitions. [2020-12-22 10:30:16,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 10:30:16,122 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-12-22 10:30:16,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:16,128 INFO L225 Difference]: With dead ends: 280 [2020-12-22 10:30:16,128 INFO L226 Difference]: Without dead ends: 280 [2020-12-22 10:30:16,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-22 10:30:16,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-12-22 10:30:16,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 244. [2020-12-22 10:30:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-12-22 10:30:16,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 479 transitions. [2020-12-22 10:30:16,140 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 479 transitions. Word has length 34 [2020-12-22 10:30:16,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:16,141 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 479 transitions. [2020-12-22 10:30:16,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 10:30:16,141 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 479 transitions. [2020-12-22 10:30:16,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-22 10:30:16,146 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:16,146 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 10:30:16,360 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:30:16,361 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:16,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:16,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1281883492, now seen corresponding path program 3 times [2020-12-22 10:30:16,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:16,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792195139] [2020-12-22 10:30:16,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:16,473 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:16,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792195139] [2020-12-22 10:30:16,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2012088624] [2020-12-22 10:30:16,474 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 [2020-12-22 10:30:17,240 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-12-22 10:30:17,241 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:30:17,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 10:30:17,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:17,319 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:17,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:30:17,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-12-22 10:30:17,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832418874] [2020-12-22 10:30:17,320 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 10:30:17,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:17,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 10:30:17,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 10:30:17,322 INFO L87 Difference]: Start difference. First operand 244 states and 479 transitions. Second operand 7 states. [2020-12-22 10:30:17,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:17,396 INFO L93 Difference]: Finished difference Result 320 states and 620 transitions. [2020-12-22 10:30:17,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 10:30:17,397 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2020-12-22 10:30:17,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:17,400 INFO L225 Difference]: With dead ends: 320 [2020-12-22 10:30:17,400 INFO L226 Difference]: Without dead ends: 320 [2020-12-22 10:30:17,400 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 10:30:17,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2020-12-22 10:30:17,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 284. [2020-12-22 10:30:17,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2020-12-22 10:30:17,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 553 transitions. [2020-12-22 10:30:17,411 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 553 transitions. Word has length 41 [2020-12-22 10:30:17,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:17,412 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 553 transitions. [2020-12-22 10:30:17,412 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 10:30:17,412 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 553 transitions. [2020-12-22 10:30:17,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-22 10:30:17,413 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:17,413 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 10:30:17,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:30:17,627 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:17,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:17,629 INFO L82 PathProgramCache]: Analyzing trace with hash 22282840, now seen corresponding path program 4 times [2020-12-22 10:30:17,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:17,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584712102] [2020-12-22 10:30:17,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:17,758 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:17,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584712102] [2020-12-22 10:30:17,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385183743] [2020-12-22 10:30:17,759 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 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 [2020-12-22 10:30:18,027 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-22 10:30:18,027 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:30:18,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 10:30:18,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:18,124 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:18,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:30:18,125 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-12-22 10:30:18,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012352895] [2020-12-22 10:30:18,126 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 10:30:18,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:18,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 10:30:18,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 10:30:18,127 INFO L87 Difference]: Start difference. First operand 284 states and 553 transitions. Second operand 8 states. [2020-12-22 10:30:18,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:18,245 INFO L93 Difference]: Finished difference Result 360 states and 694 transitions. [2020-12-22 10:30:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 10:30:18,246 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 48 [2020-12-22 10:30:18,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:18,249 INFO L225 Difference]: With dead ends: 360 [2020-12-22 10:30:18,250 INFO L226 Difference]: Without dead ends: 360 [2020-12-22 10:30:18,250 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 10:30:18,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2020-12-22 10:30:18,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 324. [2020-12-22 10:30:18,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2020-12-22 10:30:18,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 627 transitions. [2020-12-22 10:30:18,264 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 627 transitions. Word has length 48 [2020-12-22 10:30:18,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:18,265 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 627 transitions. [2020-12-22 10:30:18,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 10:30:18,265 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 627 transitions. [2020-12-22 10:30:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-22 10:30:18,267 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:18,267 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 10:30:18,481 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:30:18,482 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:18,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:18,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1883772700, now seen corresponding path program 5 times [2020-12-22 10:30:18,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:18,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606788124] [2020-12-22 10:30:18,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:18,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606788124] [2020-12-22 10:30:18,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171178588] [2020-12-22 10:30:18,710 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 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 [2020-12-22 10:30:18,996 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2020-12-22 10:30:18,997 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:30:19,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 43 conjunts are in the unsatisfiable core [2020-12-22 10:30:19,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:19,073 INFO L382 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 [2020-12-22 10:30:19,074 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,078 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:19,079 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,079 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2020-12-22 10:30:19,178 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:19,179 INFO L382 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 62 [2020-12-22 10:30:19,185 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,235 INFO L625 ElimStorePlain]: treesize reduction 24, result has 62.5 percent of original size [2020-12-22 10:30:19,247 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:19,261 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:30:19,261 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:35 [2020-12-22 10:30:19,398 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:30:19,454 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:19,455 INFO L382 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 54 [2020-12-22 10:30:19,458 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:19,463 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,471 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:19,491 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:19,492 INFO L382 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 57 [2020-12-22 10:30:19,495 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,594 INFO L625 ElimStorePlain]: treesize reduction 46, result has 65.7 percent of original size [2020-12-22 10:30:19,599 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:30:19,599 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2020-12-22 10:30:19,654 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:19,671 INFO L382 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 [2020-12-22 10:30:19,672 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:19,689 INFO L382 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 [2020-12-22 10:30:19,691 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,730 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:19,733 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:30:19,733 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-12-22 10:30:19,830 INFO L382 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 [2020-12-22 10:30:19,833 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,846 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:19,847 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,848 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2020-12-22 10:30:19,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:19,907 INFO L382 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 30 treesize of output 29 [2020-12-22 10:30:19,909 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,919 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:19,922 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:19,922 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:9 [2020-12-22 10:30:19,962 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:19,976 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:19,977 INFO L382 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 57 [2020-12-22 10:30:19,982 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:20,008 INFO L625 ElimStorePlain]: treesize reduction 30, result has 50.0 percent of original size [2020-12-22 10:30:20,010 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:20,010 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:40, output treesize:16 [2020-12-22 10:30:20,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:20,043 INFO L382 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 [2020-12-22 10:30:20,044 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:20,053 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:20,056 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:20,056 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2020-12-22 10:30:20,081 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 10:30:20,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 10:30:20,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [8] total 17 [2020-12-22 10:30:20,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090605207] [2020-12-22 10:30:20,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-22 10:30:20,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:20,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-22 10:30:20,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2020-12-22 10:30:20,084 INFO L87 Difference]: Start difference. First operand 324 states and 627 transitions. Second operand 11 states. [2020-12-22 10:30:20,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:20,828 INFO L93 Difference]: Finished difference Result 774 states and 1494 transitions. [2020-12-22 10:30:20,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 10:30:20,829 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 55 [2020-12-22 10:30:20,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:20,835 INFO L225 Difference]: With dead ends: 774 [2020-12-22 10:30:20,836 INFO L226 Difference]: Without dead ends: 774 [2020-12-22 10:30:20,836 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2020-12-22 10:30:20,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2020-12-22 10:30:20,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 540. [2020-12-22 10:30:20,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2020-12-22 10:30:20,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 1029 transitions. [2020-12-22 10:30:20,859 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 1029 transitions. Word has length 55 [2020-12-22 10:30:20,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:20,860 INFO L481 AbstractCegarLoop]: Abstraction has 540 states and 1029 transitions. [2020-12-22 10:30:20,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-22 10:30:20,860 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1029 transitions. [2020-12-22 10:30:20,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-22 10:30:20,863 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:20,863 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 10:30:21,076 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:30:21,077 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:21,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:21,077 INFO L82 PathProgramCache]: Analyzing trace with hash 2112335223, now seen corresponding path program 1 times [2020-12-22 10:30:21,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:21,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468298354] [2020-12-22 10:30:21,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:21,246 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:21,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468298354] [2020-12-22 10:30:21,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142172843] [2020-12-22 10:30:21,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-12-22 10:30:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:21,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 10:30:21,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:21,475 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:21,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:30:21,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2020-12-22 10:30:21,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816355735] [2020-12-22 10:30:21,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-22 10:30:21,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:21,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-22 10:30:21,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2020-12-22 10:30:21,478 INFO L87 Difference]: Start difference. First operand 540 states and 1029 transitions. Second operand 9 states. [2020-12-22 10:30:21,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:21,560 INFO L93 Difference]: Finished difference Result 728 states and 1374 transitions. [2020-12-22 10:30:21,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 10:30:21,561 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-12-22 10:30:21,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:21,566 INFO L225 Difference]: With dead ends: 728 [2020-12-22 10:30:21,566 INFO L226 Difference]: Without dead ends: 728 [2020-12-22 10:30:21,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2020-12-22 10:30:21,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2020-12-22 10:30:21,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 640. [2020-12-22 10:30:21,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2020-12-22 10:30:21,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 1212 transitions. [2020-12-22 10:30:21,589 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 1212 transitions. Word has length 56 [2020-12-22 10:30:21,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:21,590 INFO L481 AbstractCegarLoop]: Abstraction has 640 states and 1212 transitions. [2020-12-22 10:30:21,590 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-22 10:30:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1212 transitions. [2020-12-22 10:30:21,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-22 10:30:21,592 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:21,593 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 10:30:21,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-22 10:30:21,809 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:21,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:21,810 INFO L82 PathProgramCache]: Analyzing trace with hash 2097183928, now seen corresponding path program 2 times [2020-12-22 10:30:21,811 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:21,811 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407769957] [2020-12-22 10:30:21,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:21,962 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:21,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407769957] [2020-12-22 10:30:21,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1577585455] [2020-12-22 10:30:21,963 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 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 [2020-12-22 10:30:22,252 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 10:30:22,252 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:30:22,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-22 10:30:22,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:22,385 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:22,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:30:22,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2020-12-22 10:30:22,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181766125] [2020-12-22 10:30:22,388 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 10:30:22,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:22,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 10:30:22,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-12-22 10:30:22,389 INFO L87 Difference]: Start difference. First operand 640 states and 1212 transitions. Second operand 10 states. [2020-12-22 10:30:22,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:22,464 INFO L93 Difference]: Finished difference Result 828 states and 1557 transitions. [2020-12-22 10:30:22,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 10:30:22,465 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2020-12-22 10:30:22,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:22,470 INFO L225 Difference]: With dead ends: 828 [2020-12-22 10:30:22,470 INFO L226 Difference]: Without dead ends: 828 [2020-12-22 10:30:22,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-12-22 10:30:22,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2020-12-22 10:30:22,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 740. [2020-12-22 10:30:22,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2020-12-22 10:30:22,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 1395 transitions. [2020-12-22 10:30:22,489 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 1395 transitions. Word has length 64 [2020-12-22 10:30:22,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:22,490 INFO L481 AbstractCegarLoop]: Abstraction has 740 states and 1395 transitions. [2020-12-22 10:30:22,490 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 10:30:22,490 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1395 transitions. [2020-12-22 10:30:22,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-22 10:30:22,492 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:22,492 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 10:30:22,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-22 10:30:22,707 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:22,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:22,710 INFO L82 PathProgramCache]: Analyzing trace with hash -686180966, now seen corresponding path program 3 times [2020-12-22 10:30:22,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:22,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407821594] [2020-12-22 10:30:22,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:22,872 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:22,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407821594] [2020-12-22 10:30:22,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1132915955] [2020-12-22 10:30:22,881 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 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 [2020-12-22 10:30:24,632 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2020-12-22 10:30:24,632 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:30:24,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 62 conjunts are in the unsatisfiable core [2020-12-22 10:30:24,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:24,663 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 99 treesize of output 95 [2020-12-22 10:30:24,672 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:24,710 INFO L625 ElimStorePlain]: treesize reduction 30, result has 45.5 percent of original size [2020-12-22 10:30:24,714 INFO L547 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:24,715 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:26, output treesize:4 [2020-12-22 10:30:24,816 INFO L382 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 [2020-12-22 10:30:24,818 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:24,825 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:24,826 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:24,827 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2020-12-22 10:30:24,864 INFO L382 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 [2020-12-22 10:30:24,866 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:24,875 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:24,877 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:24,877 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:14 [2020-12-22 10:30:24,926 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:24,943 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:24,944 INFO L382 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 57 [2020-12-22 10:30:24,947 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:24,985 INFO L625 ElimStorePlain]: treesize reduction 30, result has 53.1 percent of original size [2020-12-22 10:30:24,988 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:24,988 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:20 [2020-12-22 10:30:25,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:25,032 INFO L382 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 [2020-12-22 10:30:25,039 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,053 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:25,056 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,056 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:20 [2020-12-22 10:30:25,139 INFO L382 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 [2020-12-22 10:30:25,141 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,148 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:25,149 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,149 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2020-12-22 10:30:25,190 INFO L382 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 [2020-12-22 10:30:25,193 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,201 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:25,204 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,205 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:29, output treesize:9 [2020-12-22 10:30:25,273 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:25,291 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:25,291 INFO L382 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 49 [2020-12-22 10:30:25,295 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,322 INFO L625 ElimStorePlain]: treesize reduction 22, result has 53.2 percent of original size [2020-12-22 10:30:25,324 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,324 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:16 [2020-12-22 10:30:25,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:25,358 INFO L382 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 [2020-12-22 10:30:25,359 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,368 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:25,370 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:25,370 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2020-12-22 10:30:25,439 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 65 proven. 30 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-22 10:30:25,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:30:25,440 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 20 [2020-12-22 10:30:25,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819025424] [2020-12-22 10:30:25,441 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-12-22 10:30:25,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:25,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-12-22 10:30:25,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2020-12-22 10:30:25,442 INFO L87 Difference]: Start difference. First operand 740 states and 1395 transitions. Second operand 20 states. [2020-12-22 10:30:28,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:28,263 INFO L93 Difference]: Finished difference Result 1164 states and 2153 transitions. [2020-12-22 10:30:28,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-12-22 10:30:28,264 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 71 [2020-12-22 10:30:28,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:28,270 INFO L225 Difference]: With dead ends: 1164 [2020-12-22 10:30:28,270 INFO L226 Difference]: Without dead ends: 1164 [2020-12-22 10:30:28,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1386 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=935, Invalid=3355, Unknown=0, NotChecked=0, Total=4290 [2020-12-22 10:30:28,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1164 states. [2020-12-22 10:30:28,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1164 to 796. [2020-12-22 10:30:28,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 796 states. [2020-12-22 10:30:28,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 1473 transitions. [2020-12-22 10:30:28,298 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 1473 transitions. Word has length 71 [2020-12-22 10:30:28,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:28,298 INFO L481 AbstractCegarLoop]: Abstraction has 796 states and 1473 transitions. [2020-12-22 10:30:28,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-12-22 10:30:28,298 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1473 transitions. [2020-12-22 10:30:28,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-22 10:30:28,301 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:28,301 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 5, 5, 5, 5, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 10:30:28,514 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:30:28,515 INFO L429 AbstractCegarLoop]: === Iteration 13 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:28,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:28,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1793354625, now seen corresponding path program 4 times [2020-12-22 10:30:28,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:28,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626647216] [2020-12-22 10:30:28,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:28,702 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:28,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626647216] [2020-12-22 10:30:28,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978441341] [2020-12-22 10:30:28,703 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 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 [2020-12-22 10:30:30,236 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-22 10:30:30,237 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:30:30,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-22 10:30:30,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:30,367 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:30,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:30:30,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2020-12-22 10:30:30,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557434638] [2020-12-22 10:30:30,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-22 10:30:30,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:30,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-22 10:30:30,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2020-12-22 10:30:30,369 INFO L87 Difference]: Start difference. First operand 796 states and 1473 transitions. Second operand 12 states. [2020-12-22 10:30:30,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:30:30,483 INFO L93 Difference]: Finished difference Result 968 states and 1782 transitions. [2020-12-22 10:30:30,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 10:30:30,484 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 81 [2020-12-22 10:30:30,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:30:30,490 INFO L225 Difference]: With dead ends: 968 [2020-12-22 10:30:30,490 INFO L226 Difference]: Without dead ends: 968 [2020-12-22 10:30:30,491 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2020-12-22 10:30:30,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2020-12-22 10:30:30,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 888. [2020-12-22 10:30:30,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 888 states. [2020-12-22 10:30:30,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 888 states and 1638 transitions. [2020-12-22 10:30:30,517 INFO L78 Accepts]: Start accepts. Automaton has 888 states and 1638 transitions. Word has length 81 [2020-12-22 10:30:30,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:30:30,518 INFO L481 AbstractCegarLoop]: Abstraction has 888 states and 1638 transitions. [2020-12-22 10:30:30,518 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-22 10:30:30,518 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1638 transitions. [2020-12-22 10:30:30,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-22 10:30:30,521 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:30:30,521 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 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] [2020-12-22 10:30:30,734 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:30:30,735 INFO L429 AbstractCegarLoop]: === Iteration 14 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:30:30,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:30:30,736 INFO L82 PathProgramCache]: Analyzing trace with hash 527134477, now seen corresponding path program 5 times [2020-12-22 10:30:30,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:30:30,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502845228] [2020-12-22 10:30:30,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:30:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:30:31,007 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:30:31,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502845228] [2020-12-22 10:30:31,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067988073] [2020-12-22 10:30:31,009 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 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 [2020-12-22 10:30:52,937 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2020-12-22 10:30:52,937 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:30:52,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 116 conjunts are in the unsatisfiable core [2020-12-22 10:30:52,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:30:53,009 INFO L382 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 [2020-12-22 10:30:53,010 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,012 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:53,013 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,013 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2020-12-22 10:30:53,052 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:53,052 INFO L382 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 62 [2020-12-22 10:30:53,055 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,088 INFO L625 ElimStorePlain]: treesize reduction 24, result has 62.5 percent of original size [2020-12-22 10:30:53,090 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:53,093 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:30:53,093 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:35 [2020-12-22 10:30:53,185 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:30:53,200 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:53,204 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:53,236 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:53,237 INFO L382 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 57 [2020-12-22 10:30:53,241 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,277 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:53,278 INFO L382 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 54 [2020-12-22 10:30:53,280 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:53,284 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,409 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2020-12-22 10:30:53,411 INFO L625 ElimStorePlain]: treesize reduction 46, result has 65.7 percent of original size [2020-12-22 10:30:53,417 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:30:53,418 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2020-12-22 10:30:53,488 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:53,504 INFO L382 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 [2020-12-22 10:30:53,505 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:53,520 INFO L382 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 [2020-12-22 10:30:53,522 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,568 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:53,571 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:30:53,571 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-12-22 10:30:53,743 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 1] term [2020-12-22 10:30:53,744 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:30:53,756 INFO L382 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 [2020-12-22 10:30:53,758 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,811 INFO L625 ElimStorePlain]: treesize reduction 10, result has 87.3 percent of original size [2020-12-22 10:30:53,816 INFO L382 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 [2020-12-22 10:30:53,818 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,837 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:53,839 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:30:53,839 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:45 [2020-12-22 10:30:53,901 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:53,903 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:30:53,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:53,929 INFO L382 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 [2020-12-22 10:30:53,933 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:53,975 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:53,976 INFO L382 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 62 [2020-12-22 10:30:53,979 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:54,107 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2020-12-22 10:30:54,109 INFO L625 ElimStorePlain]: treesize reduction 24, result has 79.3 percent of original size [2020-12-22 10:30:54,113 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:54,116 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-12-22 10:30:54,117 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:70 [2020-12-22 10:30:54,205 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:54,254 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:54,255 INFO L382 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 21 treesize of output 50 [2020-12-22 10:30:54,262 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:54,271 INFO L382 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 [2020-12-22 10:30:54,273 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:54,352 INFO L625 ElimStorePlain]: treesize reduction 20, result has 75.0 percent of original size [2020-12-22 10:30:54,355 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:54,357 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2020-12-22 10:30:54,358 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:58, output treesize:60 [2020-12-22 10:30:54,362 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:54,467 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:54,544 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:54,709 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 7, 1] term [2020-12-22 10:30:54,709 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:30:54,717 INFO L443 ElimStorePlain]: Different costs {6=[|v_#memory_int_811|, v_prenex_6], 12=[v_prenex_4]} [2020-12-22 10:30:54,770 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:54,771 INFO L382 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 29 treesize of output 94 [2020-12-22 10:30:54,774 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 2, 1] term [2020-12-22 10:30:54,774 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 10:30:54,777 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-12-22 10:30:55,148 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 90 [2020-12-22 10:30:55,150 INFO L625 ElimStorePlain]: treesize reduction 76, result has 73.0 percent of original size [2020-12-22 10:30:55,162 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:55,183 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:55,184 INFO L382 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 49 [2020-12-22 10:30:55,187 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:55,503 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 85 [2020-12-22 10:30:55,504 INFO L625 ElimStorePlain]: treesize reduction 22, result has 89.8 percent of original size [2020-12-22 10:30:55,514 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:55,589 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:55,590 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 38 treesize of output 97 [2020-12-22 10:30:55,594 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:55,912 WARN L197 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 83 [2020-12-22 10:30:55,914 INFO L625 ElimStorePlain]: treesize reduction 51, result has 78.9 percent of original size [2020-12-22 10:30:55,922 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:55,923 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:30:55,927 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:55,935 INFO L547 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2020-12-22 10:30:55,935 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 10 variables, input treesize:141, output treesize:130 [2020-12-22 10:30:55,939 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:55,941 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:30:55,943 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,182 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2020-12-22 10:30:56,190 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,191 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:30:56,295 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:30:56,298 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:30:56,303 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,309 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,312 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 10:30:56,321 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,323 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,326 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,329 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,331 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:30:56,342 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,346 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,350 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,352 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,354 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:30:56,360 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:30:56,365 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,370 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:30:56,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:56,404 INFO L382 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 [2020-12-22 10:30:56,409 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:56,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:56,431 INFO L382 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 [2020-12-22 10:30:56,433 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:56,487 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:56,487 INFO L382 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 1 case distinctions, treesize of input 23 treesize of output 52 [2020-12-22 10:30:56,490 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:56,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:56,514 INFO L382 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 [2020-12-22 10:30:56,516 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:56,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:56,592 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:56,593 INFO L382 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 32 treesize of output 78 [2020-12-22 10:30:56,597 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:56,621 INFO L382 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 [2020-12-22 10:30:56,624 INFO L547 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:56,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:56,647 INFO L382 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 28 treesize of output 27 [2020-12-22 10:30:56,649 INFO L547 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:56,950 WARN L197 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2020-12-22 10:30:56,952 INFO L625 ElimStorePlain]: treesize reduction 218, result has 43.5 percent of original size [2020-12-22 10:30:56,957 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-12-22 10:30:56,957 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:354, output treesize:107 [2020-12-22 10:30:57,243 INFO L382 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 [2020-12-22 10:30:57,247 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:57,259 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:57,260 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:57,260 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2020-12-22 10:30:57,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:57,315 INFO L382 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 [2020-12-22 10:30:57,317 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:57,334 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:57,337 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:57,337 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-12-22 10:30:57,470 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:57,491 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:57,492 INFO L382 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 57 [2020-12-22 10:30:57,496 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:57,577 INFO L625 ElimStorePlain]: treesize reduction 30, result has 64.3 percent of original size [2020-12-22 10:30:57,581 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:57,582 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-12-22 10:30:57,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:57,743 INFO L382 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 [2020-12-22 10:30:57,745 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:57,776 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:57,779 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:57,779 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-12-22 10:30:57,979 INFO L382 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 [2020-12-22 10:30:57,981 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,002 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:58,003 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,004 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:34 [2020-12-22 10:30:58,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:58,100 INFO L382 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 [2020-12-22 10:30:58,104 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,127 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:58,129 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,130 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-12-22 10:30:58,318 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:58,343 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:58,344 INFO L382 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 49 [2020-12-22 10:30:58,347 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,408 INFO L625 ElimStorePlain]: treesize reduction 22, result has 69.0 percent of original size [2020-12-22 10:30:58,411 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,411 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:61, output treesize:40 [2020-12-22 10:30:58,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:58,526 INFO L382 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 [2020-12-22 10:30:58,528 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,556 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:58,558 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,559 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-12-22 10:30:58,745 INFO L382 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 [2020-12-22 10:30:58,747 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,762 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:58,763 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,764 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:34 [2020-12-22 10:30:58,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:58,849 INFO L382 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 30 treesize of output 29 [2020-12-22 10:30:58,850 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,860 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:58,863 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:58,864 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:9 [2020-12-22 10:30:59,000 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:30:59,042 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:59,043 INFO L382 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 83 [2020-12-22 10:30:59,048 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:59,074 INFO L625 ElimStorePlain]: treesize reduction 31, result has 41.5 percent of original size [2020-12-22 10:30:59,077 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:59,077 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:34, output treesize:13 [2020-12-22 10:30:59,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:30:59,161 INFO L382 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 [2020-12-22 10:30:59,164 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:30:59,173 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:30:59,176 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:30:59,177 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:13 [2020-12-22 10:30:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 168 proven. 40 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-22 10:30:59,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:30:59,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 30] total 40 [2020-12-22 10:30:59,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141849707] [2020-12-22 10:30:59,258 INFO L461 AbstractCegarLoop]: Interpolant automaton has 40 states [2020-12-22 10:30:59,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:30:59,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2020-12-22 10:30:59,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=1308, Unknown=0, NotChecked=0, Total=1560 [2020-12-22 10:30:59,260 INFO L87 Difference]: Start difference. First operand 888 states and 1638 transitions. Second operand 40 states. [2020-12-22 10:31:00,962 WARN L197 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 42 [2020-12-22 10:31:02,122 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 47 [2020-12-22 10:31:02,489 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2020-12-22 10:31:03,170 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2020-12-22 10:31:03,615 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2020-12-22 10:31:03,818 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 40 [2020-12-22 10:31:05,431 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2020-12-22 10:31:05,864 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2020-12-22 10:31:06,297 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 43 [2020-12-22 10:31:06,579 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-22 10:31:06,815 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2020-12-22 10:31:07,342 WARN L197 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2020-12-22 10:31:09,217 WARN L197 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 85 DAG size of output: 49 [2020-12-22 10:31:09,974 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 51 [2020-12-22 10:31:10,157 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 40 [2020-12-22 10:31:10,776 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 39 [2020-12-22 10:31:11,094 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2020-12-22 10:31:11,555 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 42 [2020-12-22 10:31:11,808 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-22 10:31:12,020 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 47 [2020-12-22 10:31:12,598 WARN L197 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2020-12-22 10:31:13,644 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2020-12-22 10:31:13,894 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 34 [2020-12-22 10:31:14,153 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 40 [2020-12-22 10:31:14,698 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2020-12-22 10:31:14,984 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2020-12-22 10:31:15,295 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 43 [2020-12-22 10:31:15,882 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2020-12-22 10:31:16,070 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-12-22 10:31:16,301 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 55 [2020-12-22 10:31:16,905 WARN L197 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2020-12-22 10:31:17,124 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-22 10:31:17,792 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 49 [2020-12-22 10:31:18,323 WARN L197 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 51 [2020-12-22 10:31:18,552 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 41 [2020-12-22 10:31:19,088 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 34 [2020-12-22 10:31:19,294 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2020-12-22 10:31:19,614 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 35 [2020-12-22 10:31:19,858 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 35 [2020-12-22 10:31:20,145 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2020-12-22 10:31:20,541 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2020-12-22 10:31:20,987 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 43 [2020-12-22 10:31:21,432 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 39 [2020-12-22 10:31:21,624 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-22 10:31:21,854 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2020-12-22 10:31:22,224 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-12-22 10:31:22,550 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-22 10:31:22,911 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2020-12-22 10:31:23,667 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2020-12-22 10:31:23,990 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-12-22 10:31:24,381 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2020-12-22 10:31:24,802 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2020-12-22 10:31:25,052 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-12-22 10:31:26,121 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 35 [2020-12-22 10:31:26,410 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 44 [2020-12-22 10:31:26,712 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-12-22 10:31:26,998 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2020-12-22 10:31:27,490 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 43 [2020-12-22 10:31:27,683 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2020-12-22 10:31:27,947 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2020-12-22 10:31:28,176 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-22 10:31:28,398 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2020-12-22 10:31:28,630 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 39 [2020-12-22 10:31:32,660 WARN L197 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2020-12-22 10:31:33,305 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-12-22 10:31:34,115 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2020-12-22 10:31:34,347 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2020-12-22 10:31:34,549 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-12-22 10:31:34,856 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-12-22 10:31:35,472 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2020-12-22 10:31:35,684 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-12-22 10:31:36,190 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 38 [2020-12-22 10:31:36,408 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2020-12-22 10:31:36,917 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 43 [2020-12-22 10:31:37,361 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-12-22 10:31:37,671 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 38 [2020-12-22 10:31:38,049 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2020-12-22 10:31:38,358 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2020-12-22 10:31:38,869 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 44 [2020-12-22 10:31:39,078 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2020-12-22 10:31:39,421 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 42 [2020-12-22 10:31:39,865 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2020-12-22 10:31:40,077 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-22 10:31:40,387 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2020-12-22 10:31:40,686 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 39 [2020-12-22 10:31:40,931 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-12-22 10:31:41,235 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-22 10:31:41,898 WARN L197 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2020-12-22 10:31:42,413 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-12-22 10:31:42,919 WARN L197 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2020-12-22 10:31:43,242 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-12-22 10:31:43,451 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 18 [2020-12-22 10:31:43,701 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 35 [2020-12-22 10:31:43,961 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2020-12-22 10:31:44,195 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-12-22 10:31:44,412 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2020-12-22 10:31:44,785 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-12-22 10:31:45,209 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2020-12-22 10:31:45,487 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2020-12-22 10:31:46,050 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 43 [2020-12-22 10:31:46,483 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-12-22 10:31:46,773 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 38 [2020-12-22 10:31:47,057 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 39 [2020-12-22 10:31:47,304 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-22 10:31:47,552 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2020-12-22 10:31:47,818 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 44 [2020-12-22 10:31:48,158 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 42 [2020-12-22 10:31:48,768 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2020-12-22 10:31:49,813 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2020-12-22 10:31:50,656 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2020-12-22 10:31:51,172 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-12-22 10:31:51,543 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-12-22 10:31:51,756 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2020-12-22 10:31:52,097 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2020-12-22 10:31:52,372 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-12-22 10:31:52,585 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 35 [2020-12-22 10:31:52,775 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-12-22 10:31:53,260 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2020-12-22 10:31:53,898 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 44 [2020-12-22 10:31:54,108 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-12-22 10:31:54,372 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2020-12-22 10:31:54,901 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 43 [2020-12-22 10:31:55,160 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 39 [2020-12-22 10:31:55,602 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 38 [2020-12-22 10:31:55,918 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2020-12-22 10:31:56,130 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-22 10:31:56,354 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2020-12-22 10:31:56,688 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 42 [2020-12-22 10:31:57,200 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-22 10:31:57,606 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2020-12-22 10:31:58,857 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2020-12-22 10:31:59,039 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-12-22 10:31:59,421 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-12-22 10:31:59,644 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2020-12-22 10:31:59,833 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-12-22 10:32:00,033 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 35 [2020-12-22 10:32:00,381 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2020-12-22 10:32:00,895 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 41 [2020-12-22 10:32:01,195 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2020-12-22 10:32:02,085 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2020-12-22 10:32:02,352 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2020-12-22 10:32:02,595 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 44 [2020-12-22 10:32:02,830 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 37 [2020-12-22 10:32:03,077 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 40 [2020-12-22 10:32:03,942 WARN L197 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2020-12-22 10:32:04,508 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 47 [2020-12-22 10:32:04,986 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2020-12-22 10:32:05,292 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 39 [2020-12-22 10:32:08,369 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 35 [2020-12-22 10:32:08,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:32:08,763 INFO L93 Difference]: Finished difference Result 3414 states and 6261 transitions. [2020-12-22 10:32:08,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 297 states. [2020-12-22 10:32:08,765 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 88 [2020-12-22 10:32:08,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:32:08,784 INFO L225 Difference]: With dead ends: 3414 [2020-12-22 10:32:08,784 INFO L226 Difference]: Without dead ends: 3414 [2020-12-22 10:32:08,815 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 57 SyntacticMatches, 4 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48853 ImplicationChecksByTransitivity, 60.3s TimeCoverageRelationStatistics Valid=14609, Invalid=87470, Unknown=1, NotChecked=0, Total=102080 [2020-12-22 10:32:08,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3414 states. [2020-12-22 10:32:08,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3414 to 1655. [2020-12-22 10:32:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1655 states. [2020-12-22 10:32:08,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2979 transitions. [2020-12-22 10:32:08,887 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2979 transitions. Word has length 88 [2020-12-22 10:32:08,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:32:08,887 INFO L481 AbstractCegarLoop]: Abstraction has 1655 states and 2979 transitions. [2020-12-22 10:32:08,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 40 states. [2020-12-22 10:32:08,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2979 transitions. [2020-12-22 10:32:08,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-22 10:32:08,892 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:32:08,892 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 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] [2020-12-22 10:32:09,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-22 10:32:09,107 INFO L429 AbstractCegarLoop]: === Iteration 15 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:32:09,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:32:09,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1085678190, now seen corresponding path program 6 times [2020-12-22 10:32:09,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:32:09,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438876826] [2020-12-22 10:32:09,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:32:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:32:09,435 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:32:09,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438876826] [2020-12-22 10:32:09,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950449876] [2020-12-22 10:32:09,435 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 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 [2020-12-22 10:32:19,495 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2020-12-22 10:32:19,495 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:32:19,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 75 conjunts are in the unsatisfiable core [2020-12-22 10:32:19,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:32:19,531 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 161 treesize of output 153 [2020-12-22 10:32:19,536 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,592 INFO L625 ElimStorePlain]: treesize reduction 26, result has 49.0 percent of original size [2020-12-22 10:32:19,597 INFO L547 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,598 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:26, output treesize:4 [2020-12-22 10:32:19,675 INFO L382 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 [2020-12-22 10:32:19,677 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,688 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:19,689 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,689 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2020-12-22 10:32:19,727 INFO L382 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 [2020-12-22 10:32:19,729 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,739 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:19,742 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,742 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:14 [2020-12-22 10:32:19,801 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:32:19,823 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:19,823 INFO L382 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 57 [2020-12-22 10:32:19,828 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,876 INFO L625 ElimStorePlain]: treesize reduction 30, result has 53.1 percent of original size [2020-12-22 10:32:19,879 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,879 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:20 [2020-12-22 10:32:19,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:32:19,937 INFO L382 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 [2020-12-22 10:32:19,939 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,955 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:19,957 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:19,958 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:20 [2020-12-22 10:32:20,055 INFO L382 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 [2020-12-22 10:32:20,057 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,065 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:20,066 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,066 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2020-12-22 10:32:20,113 INFO L382 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 [2020-12-22 10:32:20,116 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,127 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:20,130 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,130 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:14 [2020-12-22 10:32:20,196 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:32:20,222 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:20,223 INFO L382 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 49 [2020-12-22 10:32:20,226 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,275 INFO L625 ElimStorePlain]: treesize reduction 22, result has 56.9 percent of original size [2020-12-22 10:32:20,277 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,278 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:20 [2020-12-22 10:32:20,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:32:20,340 INFO L382 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 [2020-12-22 10:32:20,343 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,361 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:20,364 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,364 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:20 [2020-12-22 10:32:20,444 INFO L382 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 [2020-12-22 10:32:20,446 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,458 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:20,459 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,460 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:14 [2020-12-22 10:32:20,514 INFO L382 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 [2020-12-22 10:32:20,517 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,529 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:20,532 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,532 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:29, output treesize:9 [2020-12-22 10:32:20,625 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:32:20,681 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:20,681 INFO L382 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 99 [2020-12-22 10:32:20,685 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 10:32:20,686 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:32:20,689 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,745 INFO L625 ElimStorePlain]: treesize reduction 102, result has 24.4 percent of original size [2020-12-22 10:32:20,754 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,755 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:13 [2020-12-22 10:32:20,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:32:20,806 INFO L382 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 [2020-12-22 10:32:20,808 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,820 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:20,822 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:20,823 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:13 [2020-12-22 10:32:20,908 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 164 proven. 23 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2020-12-22 10:32:20,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:32:20,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15] total 27 [2020-12-22 10:32:20,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440619956] [2020-12-22 10:32:20,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-12-22 10:32:20,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:32:20,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-12-22 10:32:20,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=544, Unknown=0, NotChecked=0, Total=702 [2020-12-22 10:32:20,910 INFO L87 Difference]: Start difference. First operand 1655 states and 2979 transitions. Second operand 27 states. [2020-12-22 10:32:28,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:32:28,831 INFO L93 Difference]: Finished difference Result 1913 states and 3486 transitions. [2020-12-22 10:32:28,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2020-12-22 10:32:28,833 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 96 [2020-12-22 10:32:28,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:32:28,842 INFO L225 Difference]: With dead ends: 1913 [2020-12-22 10:32:28,842 INFO L226 Difference]: Without dead ends: 1913 [2020-12-22 10:32:28,845 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 133 SyntacticMatches, 1 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5458 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=3061, Invalid=10981, Unknown=0, NotChecked=0, Total=14042 [2020-12-22 10:32:28,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1913 states. [2020-12-22 10:32:28,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1913 to 1333. [2020-12-22 10:32:28,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1333 states. [2020-12-22 10:32:28,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1333 states and 2421 transitions. [2020-12-22 10:32:28,889 INFO L78 Accepts]: Start accepts. Automaton has 1333 states and 2421 transitions. Word has length 96 [2020-12-22 10:32:28,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:32:28,889 INFO L481 AbstractCegarLoop]: Abstraction has 1333 states and 2421 transitions. [2020-12-22 10:32:28,889 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-12-22 10:32:28,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2421 transitions. [2020-12-22 10:32:28,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-22 10:32:28,893 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:32:28,893 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 8, 8, 8, 8, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 10:32:29,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-12-22 10:32:29,109 INFO L429 AbstractCegarLoop]: === Iteration 16 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:32:29,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:32:29,110 INFO L82 PathProgramCache]: Analyzing trace with hash 676179100, now seen corresponding path program 7 times [2020-12-22 10:32:29,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:32:29,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457980679] [2020-12-22 10:32:29,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:32:29,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:32:29,484 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:32:29,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457980679] [2020-12-22 10:32:29,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482756178] [2020-12-22 10:32:29,485 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 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 [2020-12-22 10:32:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:32:29,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-22 10:32:29,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:32:29,937 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:32:29,937 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:32:29,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 15 [2020-12-22 10:32:29,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116247747] [2020-12-22 10:32:29,939 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-22 10:32:29,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:32:29,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-22 10:32:29,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2020-12-22 10:32:29,940 INFO L87 Difference]: Start difference. First operand 1333 states and 2421 transitions. Second operand 15 states. [2020-12-22 10:32:30,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:32:30,154 INFO L93 Difference]: Finished difference Result 1565 states and 2835 transitions. [2020-12-22 10:32:30,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-22 10:32:30,156 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 105 [2020-12-22 10:32:30,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:32:30,165 INFO L225 Difference]: With dead ends: 1565 [2020-12-22 10:32:30,165 INFO L226 Difference]: Without dead ends: 1565 [2020-12-22 10:32:30,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2020-12-22 10:32:30,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1565 states. [2020-12-22 10:32:30,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1565 to 1457. [2020-12-22 10:32:30,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1457 states. [2020-12-22 10:32:30,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1457 states and 2642 transitions. [2020-12-22 10:32:30,209 INFO L78 Accepts]: Start accepts. Automaton has 1457 states and 2642 transitions. Word has length 105 [2020-12-22 10:32:30,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:32:30,210 INFO L481 AbstractCegarLoop]: Abstraction has 1457 states and 2642 transitions. [2020-12-22 10:32:30,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-22 10:32:30,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2642 transitions. [2020-12-22 10:32:30,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-22 10:32:30,218 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:32:30,218 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 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] [2020-12-22 10:32:30,431 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-22 10:32:30,432 INFO L429 AbstractCegarLoop]: === Iteration 17 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:32:30,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:32:30,432 INFO L82 PathProgramCache]: Analyzing trace with hash 2128225292, now seen corresponding path program 8 times [2020-12-22 10:32:30,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:32:30,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932643689] [2020-12-22 10:32:30,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:32:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:32:30,765 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 438 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:32:30,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932643689] [2020-12-22 10:32:30,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146480831] [2020-12-22 10:32:30,766 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 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 [2020-12-22 10:32:31,092 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 10:32:31,092 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:32:31,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-22 10:32:31,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:32:31,283 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 438 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:32:31,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:32:31,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2020-12-22 10:32:31,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426803133] [2020-12-22 10:32:31,285 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-12-22 10:32:31,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:32:31,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-12-22 10:32:31,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2020-12-22 10:32:31,286 INFO L87 Difference]: Start difference. First operand 1457 states and 2642 transitions. Second operand 16 states. [2020-12-22 10:32:31,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:32:31,470 INFO L93 Difference]: Finished difference Result 1689 states and 3056 transitions. [2020-12-22 10:32:31,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-22 10:32:31,472 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 112 [2020-12-22 10:32:31,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:32:31,478 INFO L225 Difference]: With dead ends: 1689 [2020-12-22 10:32:31,479 INFO L226 Difference]: Without dead ends: 1689 [2020-12-22 10:32:31,479 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2020-12-22 10:32:31,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1689 states. [2020-12-22 10:32:31,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1689 to 1581. [2020-12-22 10:32:31,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1581 states. [2020-12-22 10:32:31,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1581 states and 2863 transitions. [2020-12-22 10:32:31,520 INFO L78 Accepts]: Start accepts. Automaton has 1581 states and 2863 transitions. Word has length 112 [2020-12-22 10:32:31,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:32:31,520 INFO L481 AbstractCegarLoop]: Abstraction has 1581 states and 2863 transitions. [2020-12-22 10:32:31,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-12-22 10:32:31,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 2863 transitions. [2020-12-22 10:32:31,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-22 10:32:31,525 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:32:31,525 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 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] [2020-12-22 10:32:31,739 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:32:31,739 INFO L429 AbstractCegarLoop]: === Iteration 18 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:32:31,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:32:31,741 INFO L82 PathProgramCache]: Analyzing trace with hash 146654221, now seen corresponding path program 9 times [2020-12-22 10:32:31,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:32:31,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675248611] [2020-12-22 10:32:31,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:32:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:32:32,107 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 523 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:32:32,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675248611] [2020-12-22 10:32:32,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127931528] [2020-12-22 10:32:32,108 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 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 [2020-12-22 10:32:35,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2020-12-22 10:32:35,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:32:35,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 127 conjunts are in the unsatisfiable core [2020-12-22 10:32:35,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:32:35,581 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 143 treesize of output 141 [2020-12-22 10:32:35,587 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:35,651 INFO L625 ElimStorePlain]: treesize reduction 26, result has 51.9 percent of original size [2020-12-22 10:32:35,656 INFO L547 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:35,657 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:30, output treesize:8 [2020-12-22 10:32:35,911 INFO L382 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 [2020-12-22 10:32:35,912 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:35,922 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:35,923 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:35,924 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2020-12-22 10:32:35,970 INFO L382 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 [2020-12-22 10:32:35,972 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:35,987 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:35,989 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:35,990 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:17 [2020-12-22 10:32:36,053 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:32:36,076 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:36,077 INFO L382 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 57 [2020-12-22 10:32:36,079 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,136 INFO L625 ElimStorePlain]: treesize reduction 30, result has 55.2 percent of original size [2020-12-22 10:32:36,141 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,142 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:47, output treesize:23 [2020-12-22 10:32:36,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:32:36,197 INFO L382 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 [2020-12-22 10:32:36,199 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,220 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:36,222 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,223 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:23 [2020-12-22 10:32:36,319 INFO L382 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 [2020-12-22 10:32:36,320 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,333 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:36,334 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,334 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:17 [2020-12-22 10:32:36,382 INFO L382 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 [2020-12-22 10:32:36,384 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,399 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:36,402 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,402 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:17 [2020-12-22 10:32:36,475 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:32:36,502 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:36,503 INFO L382 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 49 [2020-12-22 10:32:36,506 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,560 INFO L625 ElimStorePlain]: treesize reduction 22, result has 59.3 percent of original size [2020-12-22 10:32:36,563 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,563 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:44, output treesize:23 [2020-12-22 10:32:36,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:32:36,633 INFO L382 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 [2020-12-22 10:32:36,635 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,658 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:36,661 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,661 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:23 [2020-12-22 10:32:36,782 INFO L382 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 [2020-12-22 10:32:36,783 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,795 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:36,797 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,797 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:17 [2020-12-22 10:32:36,853 INFO L382 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 [2020-12-22 10:32:36,855 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,871 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:36,874 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:36,874 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:17 [2020-12-22 10:32:36,954 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:32:36,981 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:36,981 INFO L382 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 49 [2020-12-22 10:32:36,984 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,030 INFO L625 ElimStorePlain]: treesize reduction 22, result has 59.3 percent of original size [2020-12-22 10:32:37,032 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,032 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:44, output treesize:23 [2020-12-22 10:32:37,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:32:37,100 INFO L382 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 [2020-12-22 10:32:37,102 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,121 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:37,124 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,124 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:23 [2020-12-22 10:32:37,246 INFO L382 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 [2020-12-22 10:32:37,249 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,261 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:37,262 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,263 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:17 [2020-12-22 10:32:37,330 INFO L382 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 [2020-12-22 10:32:37,332 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,348 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:37,350 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,351 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:32, output treesize:13 [2020-12-22 10:32:37,476 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:32:37,505 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:37,505 INFO L382 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 49 [2020-12-22 10:32:37,508 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,556 INFO L625 ElimStorePlain]: treesize reduction 22, result has 56.0 percent of original size [2020-12-22 10:32:37,559 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,559 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:40, output treesize:19 [2020-12-22 10:32:37,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:32:37,627 INFO L382 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 [2020-12-22 10:32:37,629 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,646 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:32:37,648 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:32:37,649 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:34, output treesize:19 [2020-12-22 10:32:37,736 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 244 proven. 84 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2020-12-22 10:32:37,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:32:37,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19] total 34 [2020-12-22 10:32:37,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073441767] [2020-12-22 10:32:37,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-12-22 10:32:37,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:32:37,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-12-22 10:32:37,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=924, Unknown=0, NotChecked=0, Total=1122 [2020-12-22 10:32:37,765 INFO L87 Difference]: Start difference. First operand 1581 states and 2863 transitions. Second operand 34 states. [2020-12-22 10:32:50,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:32:50,266 INFO L93 Difference]: Finished difference Result 2746 states and 4976 transitions. [2020-12-22 10:32:50,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 162 states. [2020-12-22 10:32:50,268 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 120 [2020-12-22 10:32:50,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:32:50,278 INFO L225 Difference]: With dead ends: 2746 [2020-12-22 10:32:50,279 INFO L226 Difference]: Without dead ends: 2746 [2020-12-22 10:32:50,282 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 100 SyntacticMatches, 3 SemanticMatches, 181 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13589 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=4399, Invalid=28907, Unknown=0, NotChecked=0, Total=33306 [2020-12-22 10:32:50,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2746 states. [2020-12-22 10:32:50,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2746 to 2051. [2020-12-22 10:32:50,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2051 states. [2020-12-22 10:32:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 2051 states and 3690 transitions. [2020-12-22 10:32:50,335 INFO L78 Accepts]: Start accepts. Automaton has 2051 states and 3690 transitions. Word has length 120 [2020-12-22 10:32:50,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:32:50,336 INFO L481 AbstractCegarLoop]: Abstraction has 2051 states and 3690 transitions. [2020-12-22 10:32:50,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 34 states. [2020-12-22 10:32:50,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 3690 transitions. [2020-12-22 10:32:50,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-12-22 10:32:50,366 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:32:50,366 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 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] [2020-12-22 10:32:50,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-22 10:32:50,576 INFO L429 AbstractCegarLoop]: === Iteration 19 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:32:50,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:32:50,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1277104044, now seen corresponding path program 10 times [2020-12-22 10:32:50,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:32:50,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873172602] [2020-12-22 10:32:50,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:32:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:32:51,067 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:32:51,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873172602] [2020-12-22 10:32:51,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1280849507] [2020-12-22 10:32:51,068 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 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 [2020-12-22 10:33:38,593 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-22 10:33:38,593 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:33:38,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-22 10:33:38,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:33:38,833 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:33:38,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:33:38,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2020-12-22 10:33:38,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194291331] [2020-12-22 10:33:38,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-12-22 10:33:38,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:33:38,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-12-22 10:33:38,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2020-12-22 10:33:38,835 INFO L87 Difference]: Start difference. First operand 2051 states and 3690 transitions. Second operand 18 states. [2020-12-22 10:33:39,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 10:33:39,010 INFO L93 Difference]: Finished difference Result 2343 states and 4209 transitions. [2020-12-22 10:33:39,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-12-22 10:33:39,011 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 128 [2020-12-22 10:33:39,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 10:33:39,020 INFO L225 Difference]: With dead ends: 2343 [2020-12-22 10:33:39,020 INFO L226 Difference]: Without dead ends: 2343 [2020-12-22 10:33:39,020 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2020-12-22 10:33:39,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2343 states. [2020-12-22 10:33:39,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2343 to 2207. [2020-12-22 10:33:39,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2207 states. [2020-12-22 10:33:39,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 2207 states and 3967 transitions. [2020-12-22 10:33:39,063 INFO L78 Accepts]: Start accepts. Automaton has 2207 states and 3967 transitions. Word has length 128 [2020-12-22 10:33:39,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 10:33:39,063 INFO L481 AbstractCegarLoop]: Abstraction has 2207 states and 3967 transitions. [2020-12-22 10:33:39,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-12-22 10:33:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 3967 transitions. [2020-12-22 10:33:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-22 10:33:39,069 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 10:33:39,069 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 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] [2020-12-22 10:33:39,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:33:39,282 INFO L429 AbstractCegarLoop]: === Iteration 20 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 10:33:39,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 10:33:39,283 INFO L82 PathProgramCache]: Analyzing trace with hash 430498413, now seen corresponding path program 11 times [2020-12-22 10:33:39,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 10:33:39,284 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90128542] [2020-12-22 10:33:39,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 10:33:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 10:33:39,667 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 717 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 10:33:39,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90128542] [2020-12-22 10:33:39,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755022147] [2020-12-22 10:33:39,668 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 10:33:45,503 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2020-12-22 10:33:45,504 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 10:33:45,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 155 conjunts are in the unsatisfiable core [2020-12-22 10:33:45,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 10:33:45,571 INFO L382 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 [2020-12-22 10:33:45,572 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:45,574 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:45,575 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:45,575 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2020-12-22 10:33:45,634 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:45,635 INFO L382 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 62 [2020-12-22 10:33:45,637 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:45,688 INFO L625 ElimStorePlain]: treesize reduction 24, result has 62.5 percent of original size [2020-12-22 10:33:45,691 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:45,693 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:33:45,693 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:35 [2020-12-22 10:33:45,823 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:33:45,862 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:45,863 INFO L382 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 54 [2020-12-22 10:33:45,865 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:45,866 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:45,873 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:45,901 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:45,902 INFO L382 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 57 [2020-12-22 10:33:45,904 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:46,044 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2020-12-22 10:33:46,045 INFO L625 ElimStorePlain]: treesize reduction 46, result has 65.7 percent of original size [2020-12-22 10:33:46,049 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:33:46,049 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2020-12-22 10:33:46,136 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:46,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:46,156 INFO L382 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 [2020-12-22 10:33:46,158 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:46,168 INFO L382 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 [2020-12-22 10:33:46,169 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:46,212 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:46,214 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:33:46,214 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-12-22 10:33:46,310 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2020-12-22 10:33:46,310 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:46,323 INFO L382 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 21 treesize of output 11 [2020-12-22 10:33:46,327 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:46,352 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:46,360 INFO L382 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 [2020-12-22 10:33:46,362 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:46,378 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:46,379 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-22 10:33:46,379 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:35 [2020-12-22 10:33:46,442 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:46,444 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:33:46,494 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:46,494 INFO L382 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 62 [2020-12-22 10:33:46,497 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:46,506 INFO L382 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 [2020-12-22 10:33:46,507 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:46,620 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-12-22 10:33:46,621 INFO L625 ElimStorePlain]: treesize reduction 24, result has 77.4 percent of original size [2020-12-22 10:33:46,624 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:46,626 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-12-22 10:33:46,627 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:76, output treesize:60 [2020-12-22 10:33:46,697 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:46,708 INFO L382 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 [2020-12-22 10:33:46,709 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:46,752 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:46,752 INFO L382 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 21 treesize of output 50 [2020-12-22 10:33:46,754 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:46,843 INFO L625 ElimStorePlain]: treesize reduction 20, result has 75.0 percent of original size [2020-12-22 10:33:46,845 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:46,846 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2020-12-22 10:33:46,846 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:58, output treesize:60 [2020-12-22 10:33:46,847 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:46,947 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:47,015 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:47,185 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:33:47,200 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:47,204 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:47,234 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:47,234 INFO L382 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 57 [2020-12-22 10:33:47,237 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:47,321 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:47,321 INFO L382 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 32 treesize of output 110 [2020-12-22 10:33:47,324 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:33:47,324 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:33:47,328 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:47,337 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:47,413 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:47,413 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 41 treesize of output 113 [2020-12-22 10:33:47,417 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:47,772 WARN L197 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 76 [2020-12-22 10:33:47,773 INFO L625 ElimStorePlain]: treesize reduction 139, result has 56.4 percent of original size [2020-12-22 10:33:47,776 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:47,779 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:47,784 INFO L547 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-12-22 10:33:47,784 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:150, output treesize:64 [2020-12-22 10:33:47,889 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:33:47,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:47,910 INFO L382 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 [2020-12-22 10:33:47,911 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:47,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:47,930 INFO L382 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 [2020-12-22 10:33:47,931 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:47,940 INFO L382 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 [2020-12-22 10:33:47,941 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:48,003 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:48,006 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-12-22 10:33:48,006 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:109, output treesize:64 [2020-12-22 10:33:48,255 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 3, 5, 1] term [2020-12-22 10:33:48,256 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 10:33:48,269 INFO L382 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 [2020-12-22 10:33:48,270 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:48,367 INFO L625 ElimStorePlain]: treesize reduction 20, result has 83.3 percent of original size [2020-12-22 10:33:48,373 INFO L382 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 [2020-12-22 10:33:48,374 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:48,408 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:48,413 INFO L382 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 [2020-12-22 10:33:48,415 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:48,438 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:48,439 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-12-22 10:33:48,440 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:139, output treesize:54 [2020-12-22 10:33:48,529 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:33:48,531 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 10:33:48,590 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:48,591 INFO L382 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 62 [2020-12-22 10:33:48,593 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:48,613 INFO L382 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 [2020-12-22 10:33:48,615 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:48,658 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:48,659 INFO L382 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 62 [2020-12-22 10:33:48,661 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:48,829 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-12-22 10:33:48,830 INFO L625 ElimStorePlain]: treesize reduction 62, result has 65.6 percent of original size [2020-12-22 10:33:48,834 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:48,836 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-12-22 10:33:48,836 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:116, output treesize:79 [2020-12-22 10:33:49,088 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:33:49,101 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:49,105 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:49,129 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:49,130 INFO L382 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 49 [2020-12-22 10:33:49,132 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:49,194 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:49,194 INFO L382 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 46 [2020-12-22 10:33:49,196 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-12-22 10:33:49,196 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:33:49,197 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-12-22 10:33:49,203 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:49,226 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:49,227 INFO L382 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 49 [2020-12-22 10:33:49,229 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:49,425 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-22 10:33:49,426 INFO L625 ElimStorePlain]: treesize reduction 57, result has 65.7 percent of original size [2020-12-22 10:33:49,431 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-12-22 10:33:49,432 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:127, output treesize:64 [2020-12-22 10:33:49,564 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 10:33:49,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:49,588 INFO L382 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 [2020-12-22 10:33:49,590 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:49,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:49,609 INFO L382 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 [2020-12-22 10:33:49,611 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:49,618 INFO L382 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 [2020-12-22 10:33:49,620 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:49,682 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:49,684 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-12-22 10:33:49,684 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:109, output treesize:64 [2020-12-22 10:33:49,837 INFO L382 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 [2020-12-22 10:33:49,839 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:49,852 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:49,853 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:49,853 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2020-12-22 10:33:49,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:49,936 INFO L382 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 [2020-12-22 10:33:49,937 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:49,959 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:49,961 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:49,961 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-12-22 10:33:50,173 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:50,201 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:50,202 INFO L382 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 57 [2020-12-22 10:33:50,204 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:50,283 INFO L625 ElimStorePlain]: treesize reduction 30, result has 64.3 percent of original size [2020-12-22 10:33:50,286 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:50,287 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-12-22 10:33:50,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:50,418 INFO L382 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 [2020-12-22 10:33:50,419 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:50,450 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:50,452 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:50,453 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-12-22 10:33:50,603 INFO L382 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 [2020-12-22 10:33:50,605 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:50,627 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:50,629 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:50,629 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-12-22 10:33:50,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:50,744 INFO L382 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 [2020-12-22 10:33:50,747 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:50,772 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:50,774 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:50,775 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-12-22 10:33:51,030 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:51,058 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:51,058 INFO L382 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 57 [2020-12-22 10:33:51,060 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:33:51,061 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:51,152 INFO L625 ElimStorePlain]: treesize reduction 35, result has 63.2 percent of original size [2020-12-22 10:33:51,154 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:51,155 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-12-22 10:33:51,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:51,298 INFO L382 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 [2020-12-22 10:33:51,300 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:51,328 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:51,331 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:51,332 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-12-22 10:33:51,492 INFO L382 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 [2020-12-22 10:33:51,494 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:51,514 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:51,516 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:51,516 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-12-22 10:33:51,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:51,635 INFO L382 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 [2020-12-22 10:33:51,640 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:51,665 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:51,667 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:51,668 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-12-22 10:33:51,965 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:51,993 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:51,994 INFO L382 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 57 [2020-12-22 10:33:51,995 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:33:51,999 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:52,088 INFO L625 ElimStorePlain]: treesize reduction 35, result has 63.2 percent of original size [2020-12-22 10:33:52,091 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:52,092 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-12-22 10:33:52,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:52,245 INFO L382 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 [2020-12-22 10:33:52,248 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:52,278 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:52,281 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:52,281 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-12-22 10:33:52,454 INFO L382 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 [2020-12-22 10:33:52,457 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:52,477 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:52,479 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:52,479 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-12-22 10:33:52,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:52,602 INFO L382 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 [2020-12-22 10:33:52,604 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:52,629 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:52,631 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:52,632 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-12-22 10:33:52,935 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:52,961 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:52,962 INFO L382 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 57 [2020-12-22 10:33:52,964 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:33:52,965 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:53,051 INFO L625 ElimStorePlain]: treesize reduction 35, result has 63.2 percent of original size [2020-12-22 10:33:53,054 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:53,055 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-12-22 10:33:53,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:53,225 INFO L382 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 [2020-12-22 10:33:53,227 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:53,257 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:53,259 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:53,260 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-12-22 10:33:53,451 INFO L382 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 [2020-12-22 10:33:53,454 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:53,474 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:53,475 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:53,476 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-12-22 10:33:53,649 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:53,649 INFO L382 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 75 [2020-12-22 10:33:53,651 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 10:33:53,653 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:53,709 INFO L625 ElimStorePlain]: treesize reduction 34, result has 55.8 percent of original size [2020-12-22 10:33:53,712 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:53,713 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:47, output treesize:9 [2020-12-22 10:33:53,920 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-22 10:33:53,951 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:53,951 INFO L382 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 57 [2020-12-22 10:33:53,953 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 10:33:53,955 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:54,020 INFO L625 ElimStorePlain]: treesize reduction 35, result has 50.7 percent of original size [2020-12-22 10:33:54,022 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:54,023 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:40, output treesize:16 [2020-12-22 10:33:54,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 10:33:54,149 INFO L382 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 [2020-12-22 10:33:54,151 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 10:33:54,167 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 10:33:54,169 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 10:33:54,170 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2020-12-22 10:33:54,352 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 522 proven. 119 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-12-22 10:33:54,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 10:33:54,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 43] total 59 [2020-12-22 10:33:54,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749442497] [2020-12-22 10:33:54,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 59 states [2020-12-22 10:33:54,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 10:33:54,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2020-12-22 10:33:54,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=526, Invalid=2896, Unknown=0, NotChecked=0, Total=3422 [2020-12-22 10:33:54,354 INFO L87 Difference]: Start difference. First operand 2207 states and 3967 transitions. Second operand 59 states.