/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_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 13:02:27,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 13:02:27,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 13:02:27,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 13:02:27,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 13:02:27,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 13:02:27,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 13:02:27,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 13:02:27,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 13:02:27,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 13:02:27,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 13:02:27,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 13:02:27,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 13:02:27,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 13:02:27,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 13:02:27,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 13:02:27,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 13:02:27,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 13:02:27,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 13:02:27,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 13:02:27,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 13:02:27,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 13:02:27,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 13:02:27,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 13:02:27,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 13:02:27,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 13:02:27,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 13:02:27,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 13:02:27,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 13:02:27,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 13:02:27,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 13:02:27,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 13:02:27,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 13:02:27,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 13:02:27,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 13:02:27,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 13:02:27,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 13:02:27,580 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 13:02:27,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 13:02:27,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 13:02:27,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 13:02:27,584 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 13:02:27,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 13:02:27,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 13:02:27,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 13:02:27,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 13:02:27,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 13:02:27,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 13:02:27,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 13:02:27,587 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 13:02:27,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 13:02:27,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 13:02:27,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 13:02:27,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 13:02:27,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 13:02:27,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 13:02:27,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 13:02:27,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 13:02:27,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 13:02:27,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 13:02:27,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 13:02:27,589 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 13:02:27,589 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-bitabs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 13:02:28,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 13:02:28,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 13:02:28,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 13:02:28,050 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 13:02:28,051 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 13:02:28,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longest.i [2020-12-23 13:02:28,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e4d9e5401/68de96d3fd774b83b9332dfedbe9f1d3/FLAG9ed202450 [2020-12-23 13:02:28,793 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 13:02:28,794 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longest.i [2020-12-23 13:02:28,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e4d9e5401/68de96d3fd774b83b9332dfedbe9f1d3/FLAG9ed202450 [2020-12-23 13:02:29,034 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e4d9e5401/68de96d3fd774b83b9332dfedbe9f1d3 [2020-12-23 13:02:29,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 13:02:29,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 13:02:29,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 13:02:29,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 13:02:29,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 13:02:29,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:02:29" (1/1) ... [2020-12-23 13:02:29,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74fab153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:29, skipping insertion in model container [2020-12-23 13:02:29,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:02:29" (1/1) ... [2020-12-23 13:02:29,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 13:02:29,134 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3200],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3204],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3208],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~q,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[#t~mem40,]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3204],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~x~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3200],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~value~0,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~stored_elements~0,GLOBAL],[IdentifierExpression[~i~0,]]] left hand side expression in assignment: lhs: VariableLHS[~enqueue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~dequeue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i~1,] [2020-12-23 13:02:29,653 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] left hand side expression in assignment: lhs: VariableLHS[~dequeue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~enqueue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~enqueue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~dequeue_flag~0,GLOBAL] [2020-12-23 13:02:29,666 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2020-12-23 13:02:29,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 13:02:29,690 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3200],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3204],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3208],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~q,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[#t~mem40,]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3204],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~x~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~q,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3200],StructAccessExpression[IdentifierExpression[~q,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~value~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#stored_elements~0,GLOBAL],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#stored_elements~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~i~0,]]]]] left hand side expression in assignment: lhs: VariableLHS[~enqueue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~dequeue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i~1,] [2020-12-23 13:02:29,771 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] left hand side expression in assignment: lhs: VariableLHS[~dequeue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~enqueue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~enqueue_flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~dequeue_flag~0,GLOBAL] [2020-12-23 13:02:29,775 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2020-12-23 13:02:29,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 13:02:30,024 INFO L208 MainTranslator]: Completed translation [2020-12-23 13:02:30,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30 WrapperNode [2020-12-23 13:02:30,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 13:02:30,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 13:02:30,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 13:02:30,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 13:02:30,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... [2020-12-23 13:02:30,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... [2020-12-23 13:02:30,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 13:02:30,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 13:02:30,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 13:02:30,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 13:02:30,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... [2020-12-23 13:02:30,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... [2020-12-23 13:02:30,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... [2020-12-23 13:02:30,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... [2020-12-23 13:02:30,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... [2020-12-23 13:02:30,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... [2020-12-23 13:02:30,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... [2020-12-23 13:02:30,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 13:02:30,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 13:02:30,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 13:02:30,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 13:02:30,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:02:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-23 13:02:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-23 13:02:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-23 13:02:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-23 13:02:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 13:02:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-23 13:02:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-23 13:02:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-23 13:02:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-23 13:02:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 13:02:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 13:02:30,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 13:02:30,347 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-23 13:02:31,055 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 13:02:31,055 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2020-12-23 13:02:31,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:02:31 BoogieIcfgContainer [2020-12-23 13:02:31,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 13:02:31,060 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 13:02:31,060 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 13:02:31,064 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 13:02:31,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 01:02:29" (1/3) ... [2020-12-23 13:02:31,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7240eca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:02:31, skipping insertion in model container [2020-12-23 13:02:31,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:02:30" (2/3) ... [2020-12-23 13:02:31,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7240eca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:02:31, skipping insertion in model container [2020-12-23 13:02:31,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:02:31" (3/3) ... [2020-12-23 13:02:31,072 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_ok_longest.i [2020-12-23 13:02:31,081 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-23 13:02:31,081 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 13:02:31,089 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-23 13:02:31,090 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-23 13:02:31,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,165 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,165 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,165 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,166 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,166 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,166 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,166 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,166 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,167 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,167 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,167 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,167 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,201 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,201 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,202 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,202 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,202 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,203 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,203 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,203 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,203 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,203 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,204 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,204 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,204 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,204 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,205 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,206 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,206 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,207 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,207 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,207 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,208 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,209 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,209 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,209 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,210 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,211 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,211 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,211 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,211 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,212 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,212 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,212 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,212 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,212 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,213 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,213 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,213 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,213 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,213 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,214 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,214 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,214 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,214 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,214 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,214 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,215 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,215 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,215 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,215 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,215 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,216 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,216 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,216 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,216 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,216 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,217 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,217 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,218 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,218 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,218 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,218 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,219 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,219 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,219 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,219 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,219 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,220 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,221 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,221 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,221 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,221 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,222 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,222 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,222 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,223 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,223 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,223 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,224 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,224 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,224 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,224 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,224 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,225 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,225 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,225 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,225 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,225 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,226 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,226 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,228 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,231 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,232 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,232 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,233 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,239 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,239 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,240 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,240 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,242 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,242 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,242 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,242 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,243 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,243 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,243 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,243 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,243 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,244 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,244 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,244 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,244 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,245 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,246 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,246 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,246 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,248 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,248 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,248 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,249 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,249 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,249 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,249 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,250 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,250 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,250 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,250 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,250 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,251 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,251 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,251 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,251 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,252 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,252 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,252 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,253 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,253 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,253 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,253 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,253 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,254 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,254 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,254 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,254 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,254 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,255 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,256 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,256 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,260 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,260 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,261 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,261 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,261 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,261 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,261 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,262 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,262 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,262 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,262 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,262 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,263 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,263 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,264 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,264 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,264 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,265 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,265 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,265 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,265 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,265 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,266 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,266 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,267 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,267 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,267 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,267 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,268 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,268 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,268 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,268 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,268 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,269 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,269 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,269 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,269 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,269 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,270 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,270 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,270 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,270 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,279 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,279 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,280 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,280 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,280 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,280 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,281 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,281 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,281 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,281 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,281 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,282 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,282 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,282 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,282 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,284 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,287 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,287 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,288 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,288 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,288 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,288 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,288 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,288 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,289 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,289 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,291 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,292 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,292 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,292 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,292 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,293 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,293 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,293 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,293 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,294 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,294 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,294 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,294 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,294 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,295 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,295 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,295 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,296 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,296 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,296 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,296 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,296 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,297 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,297 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,297 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,297 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,297 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,298 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,298 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,298 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,298 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,298 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,298 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,299 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,300 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,300 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,301 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,301 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,301 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,301 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,301 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,301 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,302 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,302 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,302 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,304 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,304 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,304 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,304 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,304 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,304 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,305 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,305 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,305 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,305 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,305 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,306 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,306 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,306 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,306 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,306 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,306 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,307 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,307 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,307 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,308 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,308 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,309 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,312 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,313 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,313 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,315 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,315 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,316 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,316 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,322 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,322 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,322 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,323 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,323 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,323 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,323 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,323 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,324 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,324 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,324 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,324 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,324 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,325 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,325 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,325 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,325 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,325 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,327 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,327 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,327 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,327 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,329 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,329 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,329 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,329 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,329 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,330 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,330 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,330 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,330 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,330 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,331 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,331 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,331 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,331 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,331 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,332 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,332 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,332 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,332 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,332 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,333 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,333 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,333 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,333 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,333 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,335 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,345 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,346 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,346 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,346 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,346 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,346 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,348 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,348 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,348 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,349 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,349 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,350 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,350 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,356 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,357 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,357 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,357 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,357 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,357 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,358 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,358 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,358 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,358 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,358 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,359 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,359 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,359 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,359 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,359 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,360 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,360 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,360 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,360 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,360 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,361 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,361 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,361 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,361 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,361 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,362 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,362 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,362 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,362 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,362 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:02:31,368 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-12-23 13:02:31,390 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-23 13:02:31,435 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 13:02:31,435 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 13:02:31,435 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 13:02:31,435 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 13:02:31,436 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 13:02:31,436 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 13:02:31,436 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 13:02:31,436 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 13:02:31,459 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-23 13:02:31,461 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 202 places, 210 transitions, 442 flow [2020-12-23 13:02:31,466 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 202 places, 210 transitions, 442 flow [2020-12-23 13:02:31,468 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 202 places, 210 transitions, 442 flow [2020-12-23 13:02:31,620 INFO L129 PetriNetUnfolder]: 14/210 cut-off events. [2020-12-23 13:02:31,620 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-12-23 13:02:31,639 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. [2020-12-23 13:02:31,651 INFO L116 LiptonReduction]: Number of co-enabled transitions 9552 [2020-12-23 13:02:37,417 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2020-12-23 13:02:37,540 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-23 13:02:37,790 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2020-12-23 13:02:37,914 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-23 13:02:39,514 WARN L197 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 117 [2020-12-23 13:02:39,825 WARN L197 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-12-23 13:02:40,395 WARN L197 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 117 [2020-12-23 13:02:40,664 WARN L197 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-12-23 13:02:41,138 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2020-12-23 13:02:41,240 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-12-23 13:02:41,493 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 83 [2020-12-23 13:02:41,614 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-12-23 13:02:42,055 WARN L197 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2020-12-23 13:02:42,219 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-23 13:02:42,661 WARN L197 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2020-12-23 13:02:42,850 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-12-23 13:02:44,512 WARN L197 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 182 DAG size of output: 178 [2020-12-23 13:02:45,982 WARN L197 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 168 [2020-12-23 13:02:48,901 WARN L197 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 188 DAG size of output: 184 [2020-12-23 13:02:50,168 WARN L197 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 174 [2020-12-23 13:02:50,187 INFO L131 LiptonReduction]: Checked pairs total: 24424 [2020-12-23 13:02:50,188 INFO L133 LiptonReduction]: Total number of compositions: 193 [2020-12-23 13:02:50,197 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53 places, 55 transitions, 132 flow [2020-12-23 13:02:50,257 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 716 states. [2020-12-23 13:02:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states. [2020-12-23 13:02:50,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-12-23 13:02:50,265 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:50,266 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-12-23 13:02:50,267 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:50,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:50,275 INFO L82 PathProgramCache]: Analyzing trace with hash 832, now seen corresponding path program 1 times [2020-12-23 13:02:50,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:50,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600026231] [2020-12-23 13:02:50,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:50,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600026231] [2020-12-23 13:02:50,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:02:50,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-12-23 13:02:50,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148047686] [2020-12-23 13:02:50,443 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 13:02:50,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:50,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 13:02:50,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 13:02:50,465 INFO L87 Difference]: Start difference. First operand 716 states. Second operand 2 states. [2020-12-23 13:02:50,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:50,530 INFO L93 Difference]: Finished difference Result 715 states and 1901 transitions. [2020-12-23 13:02:50,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 13:02:50,531 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-12-23 13:02:50,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:50,557 INFO L225 Difference]: With dead ends: 715 [2020-12-23 13:02:50,557 INFO L226 Difference]: Without dead ends: 524 [2020-12-23 13:02:50,558 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 [2020-12-23 13:02:50,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-12-23 13:02:50,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 524. [2020-12-23 13:02:50,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-12-23 13:02:50,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 1400 transitions. [2020-12-23 13:02:50,650 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 1400 transitions. Word has length 1 [2020-12-23 13:02:50,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:50,650 INFO L481 AbstractCegarLoop]: Abstraction has 524 states and 1400 transitions. [2020-12-23 13:02:50,651 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 13:02:50,651 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1400 transitions. [2020-12-23 13:02:50,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-23 13:02:50,660 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:50,660 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:02:50,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 13:02:50,661 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:50,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:50,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1207408886, now seen corresponding path program 1 times [2020-12-23 13:02:50,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:50,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917761167] [2020-12-23 13:02:50,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:50,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:50,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917761167] [2020-12-23 13:02:50,876 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:02:50,876 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 13:02:50,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360308325] [2020-12-23 13:02:50,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 13:02:50,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:50,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 13:02:50,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 13:02:50,880 INFO L87 Difference]: Start difference. First operand 524 states and 1400 transitions. Second operand 3 states. [2020-12-23 13:02:50,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:50,890 INFO L93 Difference]: Finished difference Result 236 states and 509 transitions. [2020-12-23 13:02:50,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 13:02:50,891 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-12-23 13:02:50,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:50,893 INFO L225 Difference]: With dead ends: 236 [2020-12-23 13:02:50,893 INFO L226 Difference]: Without dead ends: 212 [2020-12-23 13:02:50,894 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 [2020-12-23 13:02:50,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-12-23 13:02:50,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-12-23 13:02:50,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-12-23 13:02:50,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 464 transitions. [2020-12-23 13:02:50,909 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 464 transitions. Word has length 15 [2020-12-23 13:02:50,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:50,909 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 464 transitions. [2020-12-23 13:02:50,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 13:02:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 464 transitions. [2020-12-23 13:02:50,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 13:02:50,912 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:50,912 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:02:50,912 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 13:02:50,913 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:50,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:50,913 INFO L82 PathProgramCache]: Analyzing trace with hash -742964778, now seen corresponding path program 1 times [2020-12-23 13:02:50,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:50,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476568200] [2020-12-23 13:02:50,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:51,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:51,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476568200] [2020-12-23 13:02:51,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:02:51,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 13:02:51,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410128461] [2020-12-23 13:02:51,054 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 13:02:51,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:51,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 13:02:51,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 13:02:51,058 INFO L87 Difference]: Start difference. First operand 212 states and 464 transitions. Second operand 3 states. [2020-12-23 13:02:51,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:51,089 INFO L93 Difference]: Finished difference Result 272 states and 590 transitions. [2020-12-23 13:02:51,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 13:02:51,090 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-23 13:02:51,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:51,093 INFO L225 Difference]: With dead ends: 272 [2020-12-23 13:02:51,094 INFO L226 Difference]: Without dead ends: 272 [2020-12-23 13:02:51,094 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 [2020-12-23 13:02:51,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-12-23 13:02:51,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 218. [2020-12-23 13:02:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-12-23 13:02:51,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 476 transitions. [2020-12-23 13:02:51,123 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 476 transitions. Word has length 19 [2020-12-23 13:02:51,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:51,123 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 476 transitions. [2020-12-23 13:02:51,123 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 13:02:51,123 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 476 transitions. [2020-12-23 13:02:51,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-23 13:02:51,132 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:51,133 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] [2020-12-23 13:02:51,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 13:02:51,133 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:51,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:51,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1371057704, now seen corresponding path program 1 times [2020-12-23 13:02:51,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:51,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442770283] [2020-12-23 13:02:51,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:51,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442770283] [2020-12-23 13:02:51,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [525481837] [2020-12-23 13:02:51,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:02:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:51,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 13:02:51,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:02:51,496 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 [2020-12-23 13:02:51,497 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:51,513 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:51,514 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:02:51,515 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2020-12-23 13:02:51,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-23 13:02:51,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 13:02:51,557 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-23 13:02:51,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379672246] [2020-12-23 13:02:51,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 13:02:51,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:51,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 13:02:51,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:02:51,561 INFO L87 Difference]: Start difference. First operand 218 states and 476 transitions. Second operand 3 states. [2020-12-23 13:02:51,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:51,591 INFO L93 Difference]: Finished difference Result 166 states and 334 transitions. [2020-12-23 13:02:51,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 13:02:51,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-23 13:02:51,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:51,594 INFO L225 Difference]: With dead ends: 166 [2020-12-23 13:02:51,594 INFO L226 Difference]: Without dead ends: 164 [2020-12-23 13:02:51,594 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 [2020-12-23 13:02:51,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-12-23 13:02:51,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2020-12-23 13:02:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-12-23 13:02:51,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 331 transitions. [2020-12-23 13:02:51,602 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 331 transitions. Word has length 26 [2020-12-23 13:02:51,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:51,602 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 331 transitions. [2020-12-23 13:02:51,602 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 13:02:51,602 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 331 transitions. [2020-12-23 13:02:51,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-23 13:02:51,603 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:51,603 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] [2020-12-23 13:02:51,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 13:02:51,818 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:51,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:51,819 INFO L82 PathProgramCache]: Analyzing trace with hash 354553372, now seen corresponding path program 1 times [2020-12-23 13:02:51,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:51,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125767789] [2020-12-23 13:02:51,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:51,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:51,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125767789] [2020-12-23 13:02:51,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649865428] [2020-12-23 13:02:51,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:02:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:52,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 13:02:52,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:02:52,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:52,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:02:52,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 13:02:52,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251327993] [2020-12-23 13:02:52,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 13:02:52,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:52,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 13:02:52,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:02:52,084 INFO L87 Difference]: Start difference. First operand 164 states and 331 transitions. Second operand 5 states. [2020-12-23 13:02:52,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:52,121 INFO L93 Difference]: Finished difference Result 240 states and 472 transitions. [2020-12-23 13:02:52,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 13:02:52,122 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-12-23 13:02:52,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:52,124 INFO L225 Difference]: With dead ends: 240 [2020-12-23 13:02:52,124 INFO L226 Difference]: Without dead ends: 240 [2020-12-23 13:02:52,124 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 [2020-12-23 13:02:52,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-12-23 13:02:52,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 204. [2020-12-23 13:02:52,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-12-23 13:02:52,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 405 transitions. [2020-12-23 13:02:52,132 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 405 transitions. Word has length 27 [2020-12-23 13:02:52,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:52,132 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 405 transitions. [2020-12-23 13:02:52,133 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 13:02:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 405 transitions. [2020-12-23 13:02:52,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-23 13:02:52,134 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:52,134 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] [2020-12-23 13:02:52,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 13:02:52,346 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:52,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:52,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1309542104, now seen corresponding path program 2 times [2020-12-23 13:02:52,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:52,349 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090086969] [2020-12-23 13:02:52,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:52,486 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:52,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090086969] [2020-12-23 13:02:52,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [803015798] [2020-12-23 13:02:52,492 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:02:52,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-23 13:02:52,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:02:52,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-23 13:02:52,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:02:52,787 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:52,788 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:02:52,788 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-12-23 13:02:52,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459889937] [2020-12-23 13:02:52,789 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 13:02:52,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:52,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 13:02:52,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-23 13:02:52,790 INFO L87 Difference]: Start difference. First operand 204 states and 405 transitions. Second operand 6 states. [2020-12-23 13:02:52,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:52,832 INFO L93 Difference]: Finished difference Result 280 states and 546 transitions. [2020-12-23 13:02:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 13:02:52,833 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-12-23 13:02:52,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:52,835 INFO L225 Difference]: With dead ends: 280 [2020-12-23 13:02:52,835 INFO L226 Difference]: Without dead ends: 280 [2020-12-23 13:02:52,835 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 [2020-12-23 13:02:52,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-12-23 13:02:52,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 244. [2020-12-23 13:02:52,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-12-23 13:02:52,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 479 transitions. [2020-12-23 13:02:52,844 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 479 transitions. Word has length 34 [2020-12-23 13:02:52,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:52,845 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 479 transitions. [2020-12-23 13:02:52,845 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 13:02:52,845 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 479 transitions. [2020-12-23 13:02:52,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-23 13:02:52,846 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:52,846 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] [2020-12-23 13:02:53,060 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 13:02:53,061 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:53,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:53,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1281883492, now seen corresponding path program 3 times [2020-12-23 13:02:53,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:53,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869437629] [2020-12-23 13:02:53,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:53,170 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:53,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869437629] [2020-12-23 13:02:53,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817930197] [2020-12-23 13:02:53,171 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:02:53,637 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-12-23 13:02:53,637 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:02:53,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-23 13:02:53,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:02:53,744 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:53,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:02:53,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-12-23 13:02:53,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325814996] [2020-12-23 13:02:53,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 13:02:53,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:53,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 13:02:53,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-23 13:02:53,748 INFO L87 Difference]: Start difference. First operand 244 states and 479 transitions. Second operand 7 states. [2020-12-23 13:02:53,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:53,797 INFO L93 Difference]: Finished difference Result 320 states and 620 transitions. [2020-12-23 13:02:53,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 13:02:53,798 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2020-12-23 13:02:53,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:53,801 INFO L225 Difference]: With dead ends: 320 [2020-12-23 13:02:53,801 INFO L226 Difference]: Without dead ends: 320 [2020-12-23 13:02:53,801 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 [2020-12-23 13:02:53,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2020-12-23 13:02:53,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 284. [2020-12-23 13:02:53,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2020-12-23 13:02:53,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 553 transitions. [2020-12-23 13:02:53,816 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 553 transitions. Word has length 41 [2020-12-23 13:02:53,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:53,816 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 553 transitions. [2020-12-23 13:02:53,816 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 13:02:53,816 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 553 transitions. [2020-12-23 13:02:53,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-23 13:02:53,818 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:53,818 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] [2020-12-23 13:02:54,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 13:02:54,023 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:54,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:54,025 INFO L82 PathProgramCache]: Analyzing trace with hash 22282840, now seen corresponding path program 4 times [2020-12-23 13:02:54,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:54,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888523088] [2020-12-23 13:02:54,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:54,131 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:54,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888523088] [2020-12-23 13:02:54,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254727417] [2020-12-23 13:02:54,132 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:02:54,333 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-23 13:02:54,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:02:54,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-23 13:02:54,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:02:54,419 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:54,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:02:54,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-12-23 13:02:54,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513281598] [2020-12-23 13:02:54,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 13:02:54,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:54,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 13:02:54,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-23 13:02:54,422 INFO L87 Difference]: Start difference. First operand 284 states and 553 transitions. Second operand 8 states. [2020-12-23 13:02:54,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:54,486 INFO L93 Difference]: Finished difference Result 360 states and 694 transitions. [2020-12-23 13:02:54,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 13:02:54,487 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 48 [2020-12-23 13:02:54,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:54,491 INFO L225 Difference]: With dead ends: 360 [2020-12-23 13:02:54,491 INFO L226 Difference]: Without dead ends: 360 [2020-12-23 13:02:54,491 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 [2020-12-23 13:02:54,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2020-12-23 13:02:54,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 324. [2020-12-23 13:02:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2020-12-23 13:02:54,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 627 transitions. [2020-12-23 13:02:54,504 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 627 transitions. Word has length 48 [2020-12-23 13:02:54,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:54,504 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 627 transitions. [2020-12-23 13:02:54,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 13:02:54,504 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 627 transitions. [2020-12-23 13:02:54,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 13:02:54,505 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:54,505 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] [2020-12-23 13:02:54,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 13:02:54,720 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:54,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:54,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1883772700, now seen corresponding path program 5 times [2020-12-23 13:02:54,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:54,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081805424] [2020-12-23 13:02:54,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:54,838 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:54,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081805424] [2020-12-23 13:02:54,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [24197556] [2020-12-23 13:02:54,839 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:02:55,088 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2020-12-23 13:02:55,089 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:02:55,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 42 conjunts are in the unsatisfiable core [2020-12-23 13:02:55,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:02:55,134 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 [2020-12-23 13:02:55,136 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,138 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:55,139 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,139 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2020-12-23 13:02:55,189 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:55,190 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 65 [2020-12-23 13:02:55,195 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,226 INFO L625 ElimStorePlain]: treesize reduction 24, result has 60.0 percent of original size [2020-12-23 13:02:55,229 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:02:55,229 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2020-12-23 13:02:55,296 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:02:55,332 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:55,333 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 [2020-12-23 13:02:55,335 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:02:55,337 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,344 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:02:55,362 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:55,363 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 [2020-12-23 13:02:55,366 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,448 INFO L625 ElimStorePlain]: treesize reduction 46, result has 62.3 percent of original size [2020-12-23 13:02:55,452 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:02:55,453 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:84, output treesize:36 [2020-12-23 13:02:55,526 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:02:55,542 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 [2020-12-23 13:02:55,543 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:02:55,555 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 [2020-12-23 13:02:55,558 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,589 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:55,592 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:02:55,592 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:36 [2020-12-23 13:02:55,664 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 [2020-12-23 13:02:55,666 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,675 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:55,676 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,676 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:22 [2020-12-23 13:02:55,740 INFO L348 Elim1Store]: treesize reduction 77, result has 10.5 percent of original size [2020-12-23 13:02:55,740 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 48 treesize of output 47 [2020-12-23 13:02:55,742 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,750 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:55,752 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,752 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:48, output treesize:9 [2020-12-23 13:02:55,800 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:02:55,836 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:55,837 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 [2020-12-23 13:02:55,844 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,872 INFO L625 ElimStorePlain]: treesize reduction 61, result has 30.7 percent of original size [2020-12-23 13:02:55,875 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,875 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:13 [2020-12-23 13:02:55,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:02:55,906 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 [2020-12-23 13:02:55,910 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,920 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:02:55,922 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:02:55,922 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:13 [2020-12-23 13:02:55,950 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 63 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-23 13:02:55,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:02:55,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 17 [2020-12-23 13:02:55,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977680870] [2020-12-23 13:02:55,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-12-23 13:02:55,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:55,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-12-23 13:02:55,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-12-23 13:02:55,953 INFO L87 Difference]: Start difference. First operand 324 states and 627 transitions. Second operand 17 states. [2020-12-23 13:02:58,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:58,678 INFO L93 Difference]: Finished difference Result 928 states and 1761 transitions. [2020-12-23 13:02:58,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-12-23 13:02:58,679 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 55 [2020-12-23 13:02:58,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:58,684 INFO L225 Difference]: With dead ends: 928 [2020-12-23 13:02:58,684 INFO L226 Difference]: Without dead ends: 928 [2020-12-23 13:02:58,686 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 931 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=718, Invalid=2362, Unknown=0, NotChecked=0, Total=3080 [2020-12-23 13:02:58,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states. [2020-12-23 13:02:58,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 592. [2020-12-23 13:02:58,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2020-12-23 13:02:58,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 1128 transitions. [2020-12-23 13:02:58,707 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 1128 transitions. Word has length 55 [2020-12-23 13:02:58,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:58,708 INFO L481 AbstractCegarLoop]: Abstraction has 592 states and 1128 transitions. [2020-12-23 13:02:58,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-12-23 13:02:58,708 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1128 transitions. [2020-12-23 13:02:58,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-23 13:02:58,709 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:58,710 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:02:58,923 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 13:02:58,924 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:58,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:58,925 INFO L82 PathProgramCache]: Analyzing trace with hash 898792221, now seen corresponding path program 1 times [2020-12-23 13:02:58,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:58,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367890288] [2020-12-23 13:02:58,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:59,057 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:59,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367890288] [2020-12-23 13:02:59,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125115078] [2020-12-23 13:02:59,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:02:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:59,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-23 13:02:59,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:02:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:59,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:02:59,318 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2020-12-23 13:02:59,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756831118] [2020-12-23 13:02:59,319 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 13:02:59,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:02:59,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 13:02:59,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-12-23 13:02:59,320 INFO L87 Difference]: Start difference. First operand 592 states and 1128 transitions. Second operand 10 states. [2020-12-23 13:02:59,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:02:59,389 INFO L93 Difference]: Finished difference Result 756 states and 1431 transitions. [2020-12-23 13:02:59,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 13:02:59,390 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2020-12-23 13:02:59,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:02:59,395 INFO L225 Difference]: With dead ends: 756 [2020-12-23 13:02:59,395 INFO L226 Difference]: Without dead ends: 756 [2020-12-23 13:02:59,395 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-12-23 13:02:59,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-12-23 13:02:59,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 680. [2020-12-23 13:02:59,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2020-12-23 13:02:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1290 transitions. [2020-12-23 13:02:59,415 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1290 transitions. Word has length 63 [2020-12-23 13:02:59,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:02:59,415 INFO L481 AbstractCegarLoop]: Abstraction has 680 states and 1290 transitions. [2020-12-23 13:02:59,415 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 13:02:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1290 transitions. [2020-12-23 13:02:59,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-23 13:02:59,417 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:02:59,417 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] [2020-12-23 13:02:59,630 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-23 13:02:59,631 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:02:59,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:02:59,632 INFO L82 PathProgramCache]: Analyzing trace with hash -351288746, now seen corresponding path program 2 times [2020-12-23 13:02:59,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:02:59,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548899191] [2020-12-23 13:02:59,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:02:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:02:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:02:59,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548899191] [2020-12-23 13:02:59,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1677780899] [2020-12-23 13:02:59,770 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:03:00,009 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-23 13:03:00,009 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:03:00,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-23 13:03:00,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:03:00,102 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:03:00,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:03:00,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2020-12-23 13:03:00,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124219131] [2020-12-23 13:03:00,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-23 13:03:00,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:03:00,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-23 13:03:00,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-12-23 13:03:00,105 INFO L87 Difference]: Start difference. First operand 680 states and 1290 transitions. Second operand 11 states. [2020-12-23 13:03:00,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:03:00,187 INFO L93 Difference]: Finished difference Result 844 states and 1593 transitions. [2020-12-23 13:03:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-23 13:03:00,188 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 71 [2020-12-23 13:03:00,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:03:00,194 INFO L225 Difference]: With dead ends: 844 [2020-12-23 13:03:00,194 INFO L226 Difference]: Without dead ends: 844 [2020-12-23 13:03:00,195 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-12-23 13:03:00,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2020-12-23 13:03:00,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 768. [2020-12-23 13:03:00,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 768 states. [2020-12-23 13:03:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 1452 transitions. [2020-12-23 13:03:00,217 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 1452 transitions. Word has length 71 [2020-12-23 13:03:00,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:03:00,219 INFO L481 AbstractCegarLoop]: Abstraction has 768 states and 1452 transitions. [2020-12-23 13:03:00,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-23 13:03:00,220 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1452 transitions. [2020-12-23 13:03:00,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-23 13:03:00,222 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:03:00,222 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:03:00,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-23 13:03:00,436 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:03:00,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:03:00,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1074920798, now seen corresponding path program 3 times [2020-12-23 13:03:00,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:03:00,437 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603632070] [2020-12-23 13:03:00,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:03:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:03:00,592 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:03:00,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603632070] [2020-12-23 13:03:00,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069777515] [2020-12-23 13:03:00,593 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:03:01,225 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-12-23 13:03:01,226 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:03:01,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 31 conjunts are in the unsatisfiable core [2020-12-23 13:03:01,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:03:01,246 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 [2020-12-23 13:03:01,251 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,286 INFO L625 ElimStorePlain]: treesize reduction 30, result has 45.5 percent of original size [2020-12-23 13:03:01,291 INFO L547 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,292 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:26, output treesize:4 [2020-12-23 13:03:01,417 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 [2020-12-23 13:03:01,418 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,423 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:01,424 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,424 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2020-12-23 13:03:01,453 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 [2020-12-23 13:03:01,454 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,462 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:01,464 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,465 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:29, output treesize:9 [2020-12-23 13:03:01,518 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:03:01,533 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:01,534 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 [2020-12-23 13:03:01,537 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,567 INFO L625 ElimStorePlain]: treesize reduction 30, result has 50.0 percent of original size [2020-12-23 13:03:01,568 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,569 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:40, output treesize:16 [2020-12-23 13:03:01,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:01,599 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 [2020-12-23 13:03:01,601 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,610 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:01,611 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:01,612 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2020-12-23 13:03:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 50 proven. 35 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-12-23 13:03:01,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:03:01,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 17 [2020-12-23 13:03:01,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41437477] [2020-12-23 13:03:01,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-12-23 13:03:01,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:03:01,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-12-23 13:03:01,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2020-12-23 13:03:01,643 INFO L87 Difference]: Start difference. First operand 768 states and 1452 transitions. Second operand 17 states. [2020-12-23 13:03:03,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:03:03,053 INFO L93 Difference]: Finished difference Result 948 states and 1754 transitions. [2020-12-23 13:03:03,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-12-23 13:03:03,054 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 78 [2020-12-23 13:03:03,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:03:03,060 INFO L225 Difference]: With dead ends: 948 [2020-12-23 13:03:03,060 INFO L226 Difference]: Without dead ends: 948 [2020-12-23 13:03:03,061 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 550 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=634, Invalid=1436, Unknown=0, NotChecked=0, Total=2070 [2020-12-23 13:03:03,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2020-12-23 13:03:03,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 648. [2020-12-23 13:03:03,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 648 states. [2020-12-23 13:03:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 1214 transitions. [2020-12-23 13:03:03,079 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 1214 transitions. Word has length 78 [2020-12-23 13:03:03,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:03:03,079 INFO L481 AbstractCegarLoop]: Abstraction has 648 states and 1214 transitions. [2020-12-23 13:03:03,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-12-23 13:03:03,079 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1214 transitions. [2020-12-23 13:03:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-23 13:03:03,081 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:03:03,081 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:03:03,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 13:03:03,296 INFO L429 AbstractCegarLoop]: === Iteration 13 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:03:03,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:03:03,298 INFO L82 PathProgramCache]: Analyzing trace with hash -1218604068, now seen corresponding path program 4 times [2020-12-23 13:03:03,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:03:03,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285655307] [2020-12-23 13:03:03,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:03:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:03:03,471 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 227 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:03:03,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285655307] [2020-12-23 13:03:03,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796742754] [2020-12-23 13:03:03,472 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:03:07,564 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-23 13:03:07,564 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:03:07,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-23 13:03:07,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:03:07,681 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 227 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:03:07,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:03:07,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2020-12-23 13:03:07,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132496310] [2020-12-23 13:03:07,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-23 13:03:07,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:03:07,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-23 13:03:07,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2020-12-23 13:03:07,683 INFO L87 Difference]: Start difference. First operand 648 states and 1214 transitions. Second operand 13 states. [2020-12-23 13:03:07,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:03:07,776 INFO L93 Difference]: Finished difference Result 760 states and 1418 transitions. [2020-12-23 13:03:07,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-23 13:03:07,777 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 87 [2020-12-23 13:03:07,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:03:07,781 INFO L225 Difference]: With dead ends: 760 [2020-12-23 13:03:07,781 INFO L226 Difference]: Without dead ends: 760 [2020-12-23 13:03:07,782 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2020-12-23 13:03:07,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2020-12-23 13:03:07,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 708. [2020-12-23 13:03:07,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 708 states. [2020-12-23 13:03:07,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 708 states and 1323 transitions. [2020-12-23 13:03:07,798 INFO L78 Accepts]: Start accepts. Automaton has 708 states and 1323 transitions. Word has length 87 [2020-12-23 13:03:07,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:03:07,798 INFO L481 AbstractCegarLoop]: Abstraction has 708 states and 1323 transitions. [2020-12-23 13:03:07,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-23 13:03:07,798 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1323 transitions. [2020-12-23 13:03:07,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-12-23 13:03:07,800 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:03:07,801 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 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] [2020-12-23 13:03:08,014 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 13:03:08,015 INFO L429 AbstractCegarLoop]: === Iteration 14 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:03:08,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:03:08,016 INFO L82 PathProgramCache]: Analyzing trace with hash -561756417, now seen corresponding path program 5 times [2020-12-23 13:03:08,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:03:08,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681388239] [2020-12-23 13:03:08,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:03:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:03:08,204 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:03:08,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681388239] [2020-12-23 13:03:08,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1208187461] [2020-12-23 13:03:08,205 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:03:08,927 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2020-12-23 13:03:08,927 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:03:08,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 101 conjunts are in the unsatisfiable core [2020-12-23 13:03:08,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:03:09,022 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 [2020-12-23 13:03:09,023 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,025 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:09,026 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,026 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:12 [2020-12-23 13:03:09,107 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:09,108 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 27 treesize of output 66 [2020-12-23 13:03:09,111 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:09,116 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,146 INFO L625 ElimStorePlain]: treesize reduction 24, result has 60.7 percent of original size [2020-12-23 13:03:09,148 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:03:09,149 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:24 [2020-12-23 13:03:09,225 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:09,256 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:09,257 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 [2020-12-23 13:03:09,261 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-12-23 13:03:09,261 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:09,263 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-12-23 13:03:09,270 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:03:09,289 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:09,289 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 32 treesize of output 50 [2020-12-23 13:03:09,292 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:03:09,296 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-12-23 13:03:09,370 INFO L625 ElimStorePlain]: treesize reduction 125, result has 33.5 percent of original size [2020-12-23 13:03:09,375 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:03:09,376 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:37 [2020-12-23 13:03:09,428 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:09,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:09,444 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 26 treesize of output 25 [2020-12-23 13:03:09,446 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,453 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 [2020-12-23 13:03:09,454 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,482 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:09,484 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:03:09,485 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:67, output treesize:37 [2020-12-23 13:03:09,545 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 [2020-12-23 13:03:09,547 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,550 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:09,550 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,551 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:9 [2020-12-23 13:03:09,594 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:09,595 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 26 treesize of output 65 [2020-12-23 13:03:09,598 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,627 INFO L625 ElimStorePlain]: treesize reduction 24, result has 60.0 percent of original size [2020-12-23 13:03:09,629 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:03:09,629 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2020-12-23 13:03:09,718 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:09,749 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:09,750 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 [2020-12-23 13:03:09,751 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:09,754 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,760 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:03:09,779 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:09,780 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 [2020-12-23 13:03:09,782 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:09,865 INFO L625 ElimStorePlain]: treesize reduction 46, result has 62.3 percent of original size [2020-12-23 13:03:09,870 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:03:09,870 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:84, output treesize:36 [2020-12-23 13:03:10,004 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:10,017 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 25 treesize of output 15 [2020-12-23 13:03:10,020 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:10,030 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 0 case distinctions, treesize of input 34 treesize of output 27 [2020-12-23 13:03:10,032 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,060 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:10,062 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:03:10,062 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:84, output treesize:36 [2020-12-23 13:03:10,141 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 1] term [2020-12-23 13:03:10,141 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:10,155 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 25 treesize of output 15 [2020-12-23 13:03:10,157 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,175 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:10,180 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 [2020-12-23 13:03:10,182 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,197 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:10,199 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:03:10,199 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:72, output treesize:23 [2020-12-23 13:03:10,237 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:10,239 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:10,253 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 [2020-12-23 13:03:10,254 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,284 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:10,284 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 [2020-12-23 13:03:10,286 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:10,288 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,352 INFO L625 ElimStorePlain]: treesize reduction 24, result has 74.5 percent of original size [2020-12-23 13:03:10,355 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:10,357 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-12-23 13:03:10,357 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:64, output treesize:60 [2020-12-23 13:03:10,501 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:10,516 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:03:10,519 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:03:10,540 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:10,541 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 [2020-12-23 13:03:10,543 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:10,545 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,573 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:10,573 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 [2020-12-23 13:03:10,575 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:10,581 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,692 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-12-23 13:03:10,693 INFO L625 ElimStorePlain]: treesize reduction 51, result has 64.8 percent of original size [2020-12-23 13:03:10,698 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:03:10,698 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2020-12-23 13:03:10,770 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:10,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:10,792 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 [2020-12-23 13:03:10,794 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,808 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 [2020-12-23 13:03:10,809 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:10,844 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:10,846 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 13:03:10,846 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-12-23 13:03:10,989 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 [2020-12-23 13:03:10,991 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,007 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:11,009 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,009 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2020-12-23 13:03:11,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:11,071 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 [2020-12-23 13:03:11,073 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,089 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:11,091 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,091 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-12-23 13:03:11,228 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:03:11,243 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:11,243 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 [2020-12-23 13:03:11,246 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,292 INFO L625 ElimStorePlain]: treesize reduction 30, result has 64.3 percent of original size [2020-12-23 13:03:11,295 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,295 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-12-23 13:03:11,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:11,381 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 [2020-12-23 13:03:11,382 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,402 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:11,404 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,404 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-12-23 13:03:11,495 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 [2020-12-23 13:03:11,497 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,512 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:11,515 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,515 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-12-23 13:03:11,602 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:11,602 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2020-12-23 13:03:11,604 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:11,606 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,638 INFO L625 ElimStorePlain]: treesize reduction 34, result has 57.0 percent of original size [2020-12-23 13:03:11,641 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,641 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:49, output treesize:9 [2020-12-23 13:03:11,722 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:03:11,752 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:11,752 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 [2020-12-23 13:03:11,755 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:03:11,757 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:11,759 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,793 INFO L625 ElimStorePlain]: treesize reduction 102, result has 24.4 percent of original size [2020-12-23 13:03:11,795 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,796 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:13 [2020-12-23 13:03:11,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:11,842 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 [2020-12-23 13:03:11,847 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,856 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:11,858 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:11,858 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:13 [2020-12-23 13:03:11,929 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 221 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-23 13:03:11,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:03:11,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 30] total 41 [2020-12-23 13:03:11,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127238098] [2020-12-23 13:03:11,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-12-23 13:03:11,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:03:11,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-12-23 13:03:11,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=278, Invalid=1362, Unknown=0, NotChecked=0, Total=1640 [2020-12-23 13:03:11,932 INFO L87 Difference]: Start difference. First operand 708 states and 1323 transitions. Second operand 41 states. [2020-12-23 13:03:16,125 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2020-12-23 13:03:17,992 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2020-12-23 13:03:21,421 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2020-12-23 13:03:24,484 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-23 13:03:28,108 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-23 13:03:29,908 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-12-23 13:03:31,492 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2020-12-23 13:03:32,626 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-23 13:03:33,828 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-12-23 13:03:35,552 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2020-12-23 13:03:36,622 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-23 13:03:38,006 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-12-23 13:03:39,924 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2020-12-23 13:03:41,057 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-23 13:03:43,231 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-12-23 13:03:45,204 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2020-12-23 13:03:46,220 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 41 [2020-12-23 13:03:46,578 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-23 13:03:47,798 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-12-23 13:03:49,212 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2020-12-23 13:03:50,238 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2020-12-23 13:03:52,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:03:52,687 INFO L93 Difference]: Finished difference Result 3166 states and 5796 transitions. [2020-12-23 13:03:52,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 355 states. [2020-12-23 13:03:52,689 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 95 [2020-12-23 13:03:52,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:03:52,704 INFO L225 Difference]: With dead ends: 3166 [2020-12-23 13:03:52,704 INFO L226 Difference]: Without dead ends: 3166 [2020-12-23 13:03:52,732 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 789 GetRequests, 408 SyntacticMatches, 1 SemanticMatches, 380 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71185 ImplicationChecksByTransitivity, 35.9s TimeCoverageRelationStatistics Valid=20293, Invalid=125249, Unknown=0, NotChecked=0, Total=145542 [2020-12-23 13:03:52,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3166 states. [2020-12-23 13:03:52,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3166 to 1542. [2020-12-23 13:03:52,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1542 states. [2020-12-23 13:03:52,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 2824 transitions. [2020-12-23 13:03:52,789 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 2824 transitions. Word has length 95 [2020-12-23 13:03:52,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:03:52,790 INFO L481 AbstractCegarLoop]: Abstraction has 1542 states and 2824 transitions. [2020-12-23 13:03:52,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-12-23 13:03:52,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2824 transitions. [2020-12-23 13:03:52,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-23 13:03:52,794 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:03:52,794 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 7, 7, 7, 7, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:03:53,008 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-23 13:03:53,009 INFO L429 AbstractCegarLoop]: === Iteration 15 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:03:53,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:03:53,010 INFO L82 PathProgramCache]: Analyzing trace with hash -463463781, now seen corresponding path program 6 times [2020-12-23 13:03:53,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:03:53,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936377472] [2020-12-23 13:03:53,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:03:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:03:53,277 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:03:53,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936377472] [2020-12-23 13:03:53,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398516312] [2020-12-23 13:03:53,277 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:03:57,252 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2020-12-23 13:03:57,252 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:03:57,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 83 conjunts are in the unsatisfiable core [2020-12-23 13:03:57,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:03:57,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:57,357 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:57,358 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 268 treesize of output 302 [2020-12-23 13:03:57,365 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 6, 1] term [2020-12-23 13:03:57,365 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:57,366 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2020-12-23 13:03:57,367 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:57,369 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 7, 3, 1] term [2020-12-23 13:03:57,369 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:57,370 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 7, 3, 1] term [2020-12-23 13:03:57,370 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:57,373 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 7, 2, 6, 3, 1] term [2020-12-23 13:03:57,373 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:57,374 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 7, 2, 1] term [2020-12-23 13:03:57,374 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:57,375 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 1] term [2020-12-23 13:03:57,375 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:57,377 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 6, 1] term [2020-12-23 13:03:57,377 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:03:57,378 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 6, 1] term [2020-12-23 13:03:57,378 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:03:57,379 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 1] term [2020-12-23 13:03:57,379 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:57,381 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 2, 6, 3, 1] term [2020-12-23 13:03:57,381 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:03:57,395 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:57,628 WARN L197 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2020-12-23 13:03:57,630 INFO L625 ElimStorePlain]: treesize reduction 530, result has 14.8 percent of original size [2020-12-23 13:03:57,639 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2020-12-23 13:03:57,641 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:57,703 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:57,709 INFO L547 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:57,709 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 10 variables, input treesize:105, output treesize:8 [2020-12-23 13:03:57,797 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 [2020-12-23 13:03:57,798 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:57,808 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:57,808 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:57,809 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2020-12-23 13:03:57,845 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 [2020-12-23 13:03:57,847 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:57,859 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:57,861 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:57,862 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:17 [2020-12-23 13:03:57,916 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:03:57,939 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:57,939 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 [2020-12-23 13:03:57,941 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:57,993 INFO L625 ElimStorePlain]: treesize reduction 30, result has 55.2 percent of original size [2020-12-23 13:03:57,995 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:57,996 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:47, output treesize:23 [2020-12-23 13:03:58,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:58,047 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 [2020-12-23 13:03:58,049 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,070 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:58,072 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,072 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:23 [2020-12-23 13:03:58,135 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 [2020-12-23 13:03:58,137 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,146 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:58,147 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,148 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:17 [2020-12-23 13:03:58,190 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 [2020-12-23 13:03:58,192 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,203 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:58,205 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,206 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:32, output treesize:13 [2020-12-23 13:03:58,286 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:03:58,326 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:58,327 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 [2020-12-23 13:03:58,331 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,367 INFO L625 ElimStorePlain]: treesize reduction 31, result has 44.6 percent of original size [2020-12-23 13:03:58,369 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,369 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:16 [2020-12-23 13:03:58,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:03:58,417 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 [2020-12-23 13:03:58,419 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,432 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:03:58,434 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:03:58,434 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2020-12-23 13:03:58,578 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 197 proven. 15 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2020-12-23 13:03:58,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:03:58,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11] total 24 [2020-12-23 13:03:58,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071401013] [2020-12-23 13:03:58,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-12-23 13:03:58,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:03:58,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-12-23 13:03:58,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=425, Unknown=0, NotChecked=0, Total=552 [2020-12-23 13:03:58,581 INFO L87 Difference]: Start difference. First operand 1542 states and 2824 transitions. Second operand 24 states. [2020-12-23 13:04:03,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:04:03,999 INFO L93 Difference]: Finished difference Result 2471 states and 4416 transitions. [2020-12-23 13:04:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2020-12-23 13:04:04,001 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 104 [2020-12-23 13:04:04,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:04:04,012 INFO L225 Difference]: With dead ends: 2471 [2020-12-23 13:04:04,012 INFO L226 Difference]: Without dead ends: 2471 [2020-12-23 13:04:04,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2989 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1891, Invalid=6851, Unknown=0, NotChecked=0, Total=8742 [2020-12-23 13:04:04,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2471 states. [2020-12-23 13:04:04,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2471 to 1161. [2020-12-23 13:04:04,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1161 states. [2020-12-23 13:04:04,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1161 states and 2122 transitions. [2020-12-23 13:04:04,048 INFO L78 Accepts]: Start accepts. Automaton has 1161 states and 2122 transitions. Word has length 104 [2020-12-23 13:04:04,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:04:04,048 INFO L481 AbstractCegarLoop]: Abstraction has 1161 states and 2122 transitions. [2020-12-23 13:04:04,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-12-23 13:04:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2122 transitions. [2020-12-23 13:04:04,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-23 13:04:04,051 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:04:04,051 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] [2020-12-23 13:04:04,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-12-23 13:04:04,267 INFO L429 AbstractCegarLoop]: === Iteration 16 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:04:04,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:04:04,268 INFO L82 PathProgramCache]: Analyzing trace with hash -58889640, now seen corresponding path program 7 times [2020-12-23 13:04:04,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:04:04,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658994142] [2020-12-23 13:04:04,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:04:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:04:04,607 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 438 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:04:04,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658994142] [2020-12-23 13:04:04,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947334445] [2020-12-23 13:04:04,608 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:04:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:04:04,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-23 13:04:04,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:04:05,016 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 438 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:04:05,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:04:05,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2020-12-23 13:04:05,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575528670] [2020-12-23 13:04:05,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-12-23 13:04:05,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:04:05,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-12-23 13:04:05,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2020-12-23 13:04:05,019 INFO L87 Difference]: Start difference. First operand 1161 states and 2122 transitions. Second operand 16 states. [2020-12-23 13:04:05,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:04:05,169 INFO L93 Difference]: Finished difference Result 1333 states and 2431 transitions. [2020-12-23 13:04:05,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 13:04:05,170 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 112 [2020-12-23 13:04:05,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:04:05,177 INFO L225 Difference]: With dead ends: 1333 [2020-12-23 13:04:05,177 INFO L226 Difference]: Without dead ends: 1333 [2020-12-23 13:04:05,177 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 [2020-12-23 13:04:05,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1333 states. [2020-12-23 13:04:05,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1333 to 1253. [2020-12-23 13:04:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1253 states. [2020-12-23 13:04:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 2287 transitions. [2020-12-23 13:04:05,202 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 2287 transitions. Word has length 112 [2020-12-23 13:04:05,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:04:05,202 INFO L481 AbstractCegarLoop]: Abstraction has 1253 states and 2287 transitions. [2020-12-23 13:04:05,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-12-23 13:04:05,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2287 transitions. [2020-12-23 13:04:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-23 13:04:05,205 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:04:05,206 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 8, 8, 8, 8, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:04:05,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-23 13:04:05,422 INFO L429 AbstractCegarLoop]: === Iteration 17 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:04:05,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:04:05,423 INFO L82 PathProgramCache]: Analyzing trace with hash 705756542, now seen corresponding path program 8 times [2020-12-23 13:04:05,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:04:05,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196835520] [2020-12-23 13:04:05,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:04:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:04:05,771 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 507 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:04:05,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196835520] [2020-12-23 13:04:05,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951773163] [2020-12-23 13:04:05,771 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:04:06,063 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-23 13:04:06,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:04:06,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-23 13:04:06,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:04:06,285 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 507 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:04:06,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:04:06,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2020-12-23 13:04:06,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997763633] [2020-12-23 13:04:06,288 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-12-23 13:04:06,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:04:06,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-12-23 13:04:06,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2020-12-23 13:04:06,289 INFO L87 Difference]: Start difference. First operand 1253 states and 2287 transitions. Second operand 17 states. [2020-12-23 13:04:06,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:04:06,465 INFO L93 Difference]: Finished difference Result 1425 states and 2596 transitions. [2020-12-23 13:04:06,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-12-23 13:04:06,466 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 119 [2020-12-23 13:04:06,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:04:06,473 INFO L225 Difference]: With dead ends: 1425 [2020-12-23 13:04:06,474 INFO L226 Difference]: Without dead ends: 1425 [2020-12-23 13:04:06,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2020-12-23 13:04:06,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2020-12-23 13:04:06,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1345. [2020-12-23 13:04:06,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1345 states. [2020-12-23 13:04:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1345 states and 2452 transitions. [2020-12-23 13:04:06,505 INFO L78 Accepts]: Start accepts. Automaton has 1345 states and 2452 transitions. Word has length 119 [2020-12-23 13:04:06,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:04:06,505 INFO L481 AbstractCegarLoop]: Abstraction has 1345 states and 2452 transitions. [2020-12-23 13:04:06,505 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-12-23 13:04:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2452 transitions. [2020-12-23 13:04:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-12-23 13:04:06,510 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:04:06,510 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 9, 9, 9, 9, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:04:06,723 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 13:04:06,724 INFO L429 AbstractCegarLoop]: === Iteration 18 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:04:06,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:04:06,725 INFO L82 PathProgramCache]: Analyzing trace with hash 470317721, now seen corresponding path program 9 times [2020-12-23 13:04:06,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:04:06,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411437846] [2020-12-23 13:04:06,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:04:06,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:04:07,215 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 0 proven. 597 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:04:07,215 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411437846] [2020-12-23 13:04:07,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1836323334] [2020-12-23 13:04:07,216 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 13:04:10,068 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2020-12-23 13:04:10,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 13:04:10,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 78 conjunts are in the unsatisfiable core [2020-12-23 13:04:10,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 13:04:10,095 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 [2020-12-23 13:04:10,100 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,164 INFO L625 ElimStorePlain]: treesize reduction 26, result has 54.4 percent of original size [2020-12-23 13:04:10,170 INFO L547 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,170 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:33, output treesize:11 [2020-12-23 13:04:10,391 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 [2020-12-23 13:04:10,392 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,402 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:10,402 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,403 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2020-12-23 13:04:10,450 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 [2020-12-23 13:04:10,451 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,466 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:10,468 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,468 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2020-12-23 13:04:10,529 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:04:10,550 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:10,551 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 [2020-12-23 13:04:10,554 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,602 INFO L625 ElimStorePlain]: treesize reduction 22, result has 61.4 percent of original size [2020-12-23 13:04:10,604 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,605 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:26 [2020-12-23 13:04:10,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:04:10,668 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 [2020-12-23 13:04:10,670 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,691 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:10,693 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,694 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2020-12-23 13:04:10,762 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 [2020-12-23 13:04:10,765 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,781 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:10,783 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,783 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:44, output treesize:20 [2020-12-23 13:04:10,829 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 [2020-12-23 13:04:10,830 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,848 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:10,851 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:10,851 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2020-12-23 13:04:10,933 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:04:10,957 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:10,958 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 [2020-12-23 13:04:10,960 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:04:10,962 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,027 INFO L625 ElimStorePlain]: treesize reduction 35, result has 56.8 percent of original size [2020-12-23 13:04:11,029 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,030 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:50, output treesize:26 [2020-12-23 13:04:11,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:04:11,093 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 [2020-12-23 13:04:11,095 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,117 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:11,119 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,119 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2020-12-23 13:04:11,231 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 [2020-12-23 13:04:11,233 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,245 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:11,246 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,247 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2020-12-23 13:04:11,297 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 [2020-12-23 13:04:11,299 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,311 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:11,313 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,314 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:13 [2020-12-23 13:04:11,401 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-23 13:04:11,422 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:11,422 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 [2020-12-23 13:04:11,424 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:04:11,426 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-12-23 13:04:11,477 INFO L625 ElimStorePlain]: treesize reduction 93, result has 29.5 percent of original size [2020-12-23 13:04:11,479 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,479 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:22 [2020-12-23 13:04:11,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-23 13:04:11,534 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 [2020-12-23 13:04:11,537 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,553 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 13:04:11,555 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-23 13:04:11,556 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:22 [2020-12-23 13:04:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 220 proven. 73 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2020-12-23 13:04:11,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 13:04:11,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 31 [2020-12-23 13:04:11,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315370908] [2020-12-23 13:04:11,614 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-12-23 13:04:11,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:04:11,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-12-23 13:04:11,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=712, Unknown=0, NotChecked=0, Total=930 [2020-12-23 13:04:11,615 INFO L87 Difference]: Start difference. First operand 1345 states and 2452 transitions. Second operand 31 states. [2020-12-23 13:04:25,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:04:25,940 INFO L93 Difference]: Finished difference Result 2668 states and 4796 transitions. [2020-12-23 13:04:25,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2020-12-23 13:04:25,941 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 127 [2020-12-23 13:04:25,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:04:25,954 INFO L225 Difference]: With dead ends: 2668 [2020-12-23 13:04:25,955 INFO L226 Difference]: Without dead ends: 2668 [2020-12-23 13:04:25,957 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 197 SyntacticMatches, 1 SemanticMatches, 168 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12301 ImplicationChecksByTransitivity, 11.8s TimeCoverageRelationStatistics Valid=6737, Invalid=21993, Unknown=0, NotChecked=0, Total=28730 [2020-12-23 13:04:25,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2668 states. [2020-12-23 13:04:25,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2668 to 1866. [2020-12-23 13:04:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1866 states. [2020-12-23 13:04:26,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1866 states and 3370 transitions. [2020-12-23 13:04:26,002 INFO L78 Accepts]: Start accepts. Automaton has 1866 states and 3370 transitions. Word has length 127 [2020-12-23 13:04:26,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:04:26,002 INFO L481 AbstractCegarLoop]: Abstraction has 1866 states and 3370 transitions. [2020-12-23 13:04:26,002 INFO L482 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-12-23 13:04:26,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3370 transitions. [2020-12-23 13:04:26,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-12-23 13:04:26,008 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:04:26,008 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 12, 12, 12, 12, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:04:26,221 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-23 13:04:26,222 INFO L429 AbstractCegarLoop]: === Iteration 19 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:04:26,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:04:26,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1637542594, now seen corresponding path program 10 times [2020-12-23 13:04:26,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:04:26,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97179669] [2020-12-23 13:04:26,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:04:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:04:26,588 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 744 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:04:26,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97179669] [2020-12-23 13:04:26,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130894711] [2020-12-23 13:04:26,589 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-bitabs/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