/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:03:00,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:03:00,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:03:00,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:03:00,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:03:00,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:03:00,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:03:00,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:03:00,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:03:00,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:03:00,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:03:00,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:03:00,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:03:00,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:03:00,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:03:00,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:03:00,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:03:00,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:03:00,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:03:00,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:03:00,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:03:00,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:03:00,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:03:00,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:03:00,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:03:00,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:03:00,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:03:00,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:03:00,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:03:00,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:03:00,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:03:00,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:03:00,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:03:00,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:03:00,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:03:00,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:03:00,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:03:00,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:03:00,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:03:00,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:03:00,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:03:00,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 16:03:00,445 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:03:00,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:03:00,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:03:00,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:03:00,447 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:03:00,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:03:00,448 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:03:00,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:03:00,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:03:00,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:03:00,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:03:00,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:03:00,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:03:00,449 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:03:00,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:03:00,449 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:03:00,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:03:00,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:03:00,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:03:00,450 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:03:00,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:03:00,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:03:00,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:03:00,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:03:00,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:03:00,451 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:03:00,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:03:00,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:03:00,452 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:03:00,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:03:00,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:03:00,822 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:03:00,826 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:03:00,828 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:03:00,829 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:03:00,830 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2020-10-12 16:03:00,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/362b1fe9e/efde84c70d844a10a1c921edec054c02/FLAGfdcb53050 [2020-10-12 16:03:01,383 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:03:01,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2020-10-12 16:03:01,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/362b1fe9e/efde84c70d844a10a1c921edec054c02/FLAGfdcb53050 [2020-10-12 16:03:01,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/362b1fe9e/efde84c70d844a10a1c921edec054c02 [2020-10-12 16:03:01,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:03:01,746 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:03:01,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:03:01,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:03:01,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:03:01,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:03:01" (1/1) ... [2020-10-12 16:03:01,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@97719e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:01, skipping insertion in model container [2020-10-12 16:03:01,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:03:01" (1/1) ... [2020-10-12 16:03:01,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:03:01,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:03:01,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:03:01,986 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:03:02,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:03:02,039 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:03:02,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02 WrapperNode [2020-10-12 16:03:02,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:03:02,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:03:02,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:03:02,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:03:02,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02" (1/1) ... [2020-10-12 16:03:02,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02" (1/1) ... [2020-10-12 16:03:02,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02" (1/1) ... [2020-10-12 16:03:02,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02" (1/1) ... [2020-10-12 16:03:02,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02" (1/1) ... [2020-10-12 16:03:02,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02" (1/1) ... [2020-10-12 16:03:02,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02" (1/1) ... [2020-10-12 16:03:02,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:03:02,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:03:02,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:03:02,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:03:02,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-12 16:03:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:03:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:03:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-12 16:03:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:03:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:03:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-12 16:03:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-12 16:03:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-12 16:03:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-12 16:03:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:03:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:03:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:03:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:03:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:03:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:03:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:03:02,577 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:03:02,577 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-12 16:03:02,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:03:02 BoogieIcfgContainer [2020-10-12 16:03:02,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:03:02,583 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:03:02,584 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:03:02,587 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:03:02,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:03:01" (1/3) ... [2020-10-12 16:03:02,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b0e06b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:03:02, skipping insertion in model container [2020-10-12 16:03:02,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:03:02" (2/3) ... [2020-10-12 16:03:02,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b0e06b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:03:02, skipping insertion in model container [2020-10-12 16:03:02,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:03:02" (3/3) ... [2020-10-12 16:03:02,591 INFO L109 eAbstractionObserver]: Analyzing ICFG simple_array_index_value_4.i.v+lhb-reducer.c [2020-10-12 16:03:02,602 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:03:02,609 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-12 16:03:02,624 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-12 16:03:02,669 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:03:02,670 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:03:02,670 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:03:02,670 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:03:02,670 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:03:02,670 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:03:02,670 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:03:02,670 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:03:02,691 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states. [2020-10-12 16:03:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-12 16:03:02,697 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:02,698 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:03:02,698 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:02,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:02,703 INFO L82 PathProgramCache]: Analyzing trace with hash 1405311942, now seen corresponding path program 1 times [2020-10-12 16:03:02,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:02,711 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [32207263] [2020-10-12 16:03:02,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:02,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:03,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:03,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 16:03:03,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:03,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 250 [2020-10-12 16:03:03,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:03,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:03:03,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:03:03,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:03:03,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:03:03,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:03,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:03,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:03,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:03,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:03,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:03:03,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:03,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:03,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:03,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:03,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:03:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:03:03,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [32207263] [2020-10-12 16:03:03,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:03:03,250 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-12 16:03:03,253 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714747648] [2020-10-12 16:03:03,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-12 16:03:03,262 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:03,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-12 16:03:03,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-12 16:03:03,281 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 4 states. [2020-10-12 16:03:03,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:03,441 INFO L93 Difference]: Finished difference Result 56 states and 74 transitions. [2020-10-12 16:03:03,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-12 16:03:03,444 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-10-12 16:03:03,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:03,466 INFO L225 Difference]: With dead ends: 56 [2020-10-12 16:03:03,467 INFO L226 Difference]: Without dead ends: 34 [2020-10-12 16:03:03,473 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-12 16:03:03,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-12 16:03:03,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-10-12 16:03:03,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-12 16:03:03,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2020-10-12 16:03:03,532 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 37 transitions. Word has length 13 [2020-10-12 16:03:03,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:03,533 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 37 transitions. [2020-10-12 16:03:03,533 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-12 16:03:03,533 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2020-10-12 16:03:03,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-12 16:03:03,534 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:03,534 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:03:03,534 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:03:03,535 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:03,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:03,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1544595869, now seen corresponding path program 1 times [2020-10-12 16:03:03,537 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:03,537 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [481940613] [2020-10-12 16:03:03,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:03,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:03,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:03,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:03:03,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:03,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-12 16:03:03,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:03,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:03:03,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 16:03:03,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 16:03:03,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:03:03,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:03,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:03,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:03,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:03,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:03,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:03:03,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:03,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:03,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:03,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:03,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:03:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:03:03,757 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [481940613] [2020-10-12 16:03:03,757 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:03:03,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 16:03:03,758 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005946232] [2020-10-12 16:03:03,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 16:03:03,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:03,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 16:03:03,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 16:03:03,761 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. Second operand 5 states. [2020-10-12 16:03:03,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:03,871 INFO L93 Difference]: Finished difference Result 53 states and 61 transitions. [2020-10-12 16:03:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 16:03:03,871 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-12 16:03:03,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:03,873 INFO L225 Difference]: With dead ends: 53 [2020-10-12 16:03:03,873 INFO L226 Difference]: Without dead ends: 51 [2020-10-12 16:03:03,874 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 16:03:03,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-10-12 16:03:03,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 34. [2020-10-12 16:03:03,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-10-12 16:03:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 39 transitions. [2020-10-12 16:03:03,883 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 39 transitions. Word has length 14 [2020-10-12 16:03:03,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:03,884 INFO L479 AbstractCegarLoop]: Abstraction has 34 states and 39 transitions. [2020-10-12 16:03:03,884 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 16:03:03,884 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2020-10-12 16:03:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-12 16:03:03,885 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:03,885 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:03:03,885 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 16:03:03,886 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:03,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:03,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1479919608, now seen corresponding path program 1 times [2020-10-12 16:03:03,886 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:03,887 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1081949103] [2020-10-12 16:03:03,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:03,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:03,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:03,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:04,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:04,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:03:04,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:03:04,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 177 [2020-10-12 16:03:04,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:04,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:03:04,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:03:04,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 16:03:04,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:03:04,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:04,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:04,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:04,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:04,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:04,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:03:04,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:04,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:04,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:04,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:04,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:03:04,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:03:04,156 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1081949103] [2020-10-12 16:03:04,157 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:03:04,159 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 16:03:04,160 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861990950] [2020-10-12 16:03:04,160 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 16:03:04,161 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:04,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 16:03:04,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 16:03:04,162 INFO L87 Difference]: Start difference. First operand 34 states and 39 transitions. Second operand 5 states. [2020-10-12 16:03:04,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:04,274 INFO L93 Difference]: Finished difference Result 58 states and 66 transitions. [2020-10-12 16:03:04,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 16:03:04,275 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-12 16:03:04,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:04,276 INFO L225 Difference]: With dead ends: 58 [2020-10-12 16:03:04,276 INFO L226 Difference]: Without dead ends: 37 [2020-10-12 16:03:04,277 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 16:03:04,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-10-12 16:03:04,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 29. [2020-10-12 16:03:04,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-10-12 16:03:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2020-10-12 16:03:04,284 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 14 [2020-10-12 16:03:04,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:04,284 INFO L479 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2020-10-12 16:03:04,285 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 16:03:04,285 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2020-10-12 16:03:04,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-12 16:03:04,286 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:04,286 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] [2020-10-12 16:03:04,286 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 16:03:04,286 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:04,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:04,287 INFO L82 PathProgramCache]: Analyzing trace with hash -694850142, now seen corresponding path program 1 times [2020-10-12 16:03:04,287 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:04,287 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2062072672] [2020-10-12 16:03:04,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:04,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:04,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:04,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 16:03:04,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:04,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 488 [2020-10-12 16:03:04,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:04,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:03:04,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 16:03:04,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:03:04,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:03:05,172 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 49 [2020-10-12 16:03:05,762 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 72 [2020-10-12 16:03:05,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:05,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:05,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:05,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:05,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:05,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:03:05,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:05,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:05,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:05,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:05,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:03:05,810 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2062072672] [2020-10-12 16:03:05,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:03:05,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 16:03:05,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367023803] [2020-10-12 16:03:05,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 16:03:05,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:05,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 16:03:05,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-12 16:03:05,813 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand 7 states. [2020-10-12 16:03:06,038 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-10-12 16:03:06,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:06,099 INFO L93 Difference]: Finished difference Result 34 states and 37 transitions. [2020-10-12 16:03:06,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 16:03:06,100 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2020-10-12 16:03:06,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:06,101 INFO L225 Difference]: With dead ends: 34 [2020-10-12 16:03:06,101 INFO L226 Difference]: Without dead ends: 32 [2020-10-12 16:03:06,102 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-12 16:03:06,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-12 16:03:06,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2020-10-12 16:03:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-12 16:03:06,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions. [2020-10-12 16:03:06,109 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 20 [2020-10-12 16:03:06,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:06,109 INFO L479 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions. [2020-10-12 16:03:06,109 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 16:03:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2020-10-12 16:03:06,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-12 16:03:06,110 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:06,110 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] [2020-10-12 16:03:06,111 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 16:03:06,111 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:06,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:06,111 INFO L82 PathProgramCache]: Analyzing trace with hash -700328240, now seen corresponding path program 1 times [2020-10-12 16:03:06,112 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:06,112 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1543517185] [2020-10-12 16:03:06,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:06,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:06,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:06,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:06,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-12 16:03:06,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:03:06,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 192 [2020-10-12 16:03:06,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:06,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:03:06,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:03:06,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 16:03:06,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:06,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:06,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:06,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:06,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:06,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:06,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:03:06,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:06,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:06,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:06,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:06,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:03:06,389 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1543517185] [2020-10-12 16:03:06,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:03:06,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-12 16:03:06,390 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276631504] [2020-10-12 16:03:06,390 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 16:03:06,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:06,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 16:03:06,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-12 16:03:06,391 INFO L87 Difference]: Start difference. First operand 31 states and 34 transitions. Second operand 6 states. [2020-10-12 16:03:06,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:06,518 INFO L93 Difference]: Finished difference Result 70 states and 78 transitions. [2020-10-12 16:03:06,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 16:03:06,519 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2020-10-12 16:03:06,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:06,520 INFO L225 Difference]: With dead ends: 70 [2020-10-12 16:03:06,520 INFO L226 Difference]: Without dead ends: 52 [2020-10-12 16:03:06,521 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-12 16:03:06,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-10-12 16:03:06,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 35. [2020-10-12 16:03:06,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-12 16:03:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 39 transitions. [2020-10-12 16:03:06,529 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 39 transitions. Word has length 21 [2020-10-12 16:03:06,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:06,529 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 39 transitions. [2020-10-12 16:03:06,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 16:03:06,530 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2020-10-12 16:03:06,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-12 16:03:06,531 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:06,531 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] [2020-10-12 16:03:06,531 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 16:03:06,531 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:06,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:06,532 INFO L82 PathProgramCache]: Analyzing trace with hash -716385589, now seen corresponding path program 1 times [2020-10-12 16:03:06,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:06,532 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1329312376] [2020-10-12 16:03:06,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:06,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:06,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:06,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-12 16:03:06,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:06,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-12 16:03:06,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:06,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:03:06,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-12 16:03:06,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 16:03:06,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:06,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:06,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:06,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:06,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:06,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:06,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:03:06,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:06,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:06,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:06,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:06,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:06,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:03:06,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1329312376] [2020-10-12 16:03:06,655 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:03:06,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 16:03:06,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083311812] [2020-10-12 16:03:06,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 16:03:06,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:06,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 16:03:06,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 16:03:06,657 INFO L87 Difference]: Start difference. First operand 35 states and 39 transitions. Second operand 5 states. [2020-10-12 16:03:06,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:06,756 INFO L93 Difference]: Finished difference Result 55 states and 62 transitions. [2020-10-12 16:03:06,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 16:03:06,756 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2020-10-12 16:03:06,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:06,757 INFO L225 Difference]: With dead ends: 55 [2020-10-12 16:03:06,757 INFO L226 Difference]: Without dead ends: 53 [2020-10-12 16:03:06,758 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 16:03:06,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-12 16:03:06,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 37. [2020-10-12 16:03:06,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-12 16:03:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2020-10-12 16:03:06,766 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 21 [2020-10-12 16:03:06,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:06,767 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2020-10-12 16:03:06,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 16:03:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2020-10-12 16:03:06,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-12 16:03:06,768 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:06,768 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] [2020-10-12 16:03:06,768 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 16:03:06,769 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:06,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:06,769 INFO L82 PathProgramCache]: Analyzing trace with hash -723586517, now seen corresponding path program 1 times [2020-10-12 16:03:06,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:06,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1382468124] [2020-10-12 16:03:06,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:06,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:06,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:06,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:06,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 16:03:06,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:03:06,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-12 16:03:06,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:06,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:03:06,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:03:06,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:03:06,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:06,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:06,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:06,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:06,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:06,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:06,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:03:06,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:06,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:06,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:06,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:06,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:06,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:03:06,941 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1382468124] [2020-10-12 16:03:06,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:03:06,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-12 16:03:06,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796797744] [2020-10-12 16:03:06,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 16:03:06,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:06,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 16:03:06,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 16:03:06,943 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand 6 states. [2020-10-12 16:03:09,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:09,997 INFO L93 Difference]: Finished difference Result 63 states and 70 transitions. [2020-10-12 16:03:10,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 16:03:10,001 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-10-12 16:03:10,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:10,002 INFO L225 Difference]: With dead ends: 63 [2020-10-12 16:03:10,002 INFO L226 Difference]: Without dead ends: 43 [2020-10-12 16:03:10,003 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-12 16:03:10,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-10-12 16:03:10,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 37. [2020-10-12 16:03:10,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-12 16:03:10,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 40 transitions. [2020-10-12 16:03:10,010 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 40 transitions. Word has length 22 [2020-10-12 16:03:10,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:10,011 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 40 transitions. [2020-10-12 16:03:10,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 16:03:10,011 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2020-10-12 16:03:10,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-12 16:03:10,012 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:10,012 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:03:10,012 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 16:03:10,013 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:10,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:10,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1464748711, now seen corresponding path program 1 times [2020-10-12 16:03:10,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:10,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1953241470] [2020-10-12 16:03:10,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:10,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:10,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:10,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:10,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 16:03:10,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:03:10,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 645 [2020-10-12 16:03:10,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:10,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:03:10,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-12 16:03:10,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 16:03:10,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:11,668 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2020-10-12 16:03:20,867 WARN L193 SmtUtils]: Spent 9.07 s on a formula simplification. DAG size of input: 135 DAG size of output: 120 [2020-10-12 16:03:23,447 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 79 [2020-10-12 16:03:23,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:23,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:23,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:23,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:23,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:23,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:03:23,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:23,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:23,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:23,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:23,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:23,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:03:23,529 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1953241470] [2020-10-12 16:03:23,529 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:03:23,529 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-12 16:03:23,529 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394382743] [2020-10-12 16:03:23,530 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 16:03:23,530 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:23,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 16:03:23,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=30, Unknown=1, NotChecked=0, Total=42 [2020-10-12 16:03:23,531 INFO L87 Difference]: Start difference. First operand 37 states and 40 transitions. Second operand 7 states. [2020-10-12 16:03:34,770 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-10-12 16:03:35,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:35,483 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2020-10-12 16:03:35,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 16:03:35,485 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2020-10-12 16:03:35,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:35,486 INFO L225 Difference]: With dead ends: 44 [2020-10-12 16:03:35,486 INFO L226 Difference]: Without dead ends: 42 [2020-10-12 16:03:35,486 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=15, Invalid=40, Unknown=1, NotChecked=0, Total=56 [2020-10-12 16:03:35,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-10-12 16:03:35,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 40. [2020-10-12 16:03:35,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-10-12 16:03:35,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2020-10-12 16:03:35,499 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 23 [2020-10-12 16:03:35,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:35,500 INFO L479 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2020-10-12 16:03:35,500 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 16:03:35,500 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2020-10-12 16:03:35,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-12 16:03:35,501 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:35,501 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:03:35,501 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 16:03:35,502 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:35,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:35,502 INFO L82 PathProgramCache]: Analyzing trace with hash -535915646, now seen corresponding path program 2 times [2020-10-12 16:03:35,502 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:35,502 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1780110558] [2020-10-12 16:03:35,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:35,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:35,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:35,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:03:35,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:35,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 313 [2020-10-12 16:03:35,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:03:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 16:03:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:03:35,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:35,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:35,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:35,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:35,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:35,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:35,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:03:35,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:35,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:35,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:35,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:35,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-12 16:03:35,949 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1780110558] [2020-10-12 16:03:35,950 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:03:35,950 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-12 16:03:35,950 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639993063] [2020-10-12 16:03:35,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 16:03:35,951 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:35,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 16:03:35,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 16:03:35,951 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand 5 states. [2020-10-12 16:03:36,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:36,152 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2020-10-12 16:03:36,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 16:03:36,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-12 16:03:36,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:36,155 INFO L225 Difference]: With dead ends: 40 [2020-10-12 16:03:36,155 INFO L226 Difference]: Without dead ends: 29 [2020-10-12 16:03:36,155 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 16:03:36,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-10-12 16:03:36,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-10-12 16:03:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-10-12 16:03:36,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2020-10-12 16:03:36,163 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 26 [2020-10-12 16:03:36,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:36,163 INFO L479 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2020-10-12 16:03:36,163 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 16:03:36,164 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2020-10-12 16:03:36,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-12 16:03:36,164 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:03:36,164 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:03:36,165 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 16:03:36,165 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:03:36,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:03:36,165 INFO L82 PathProgramCache]: Analyzing trace with hash 706820670, now seen corresponding path program 1 times [2020-10-12 16:03:36,166 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:03:36,166 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1238595280] [2020-10-12 16:03:36,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:03:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:36,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:36,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:36,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:36,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:36,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:36,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:37,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:37,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-12 16:03:37,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:03:37,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1073 [2020-10-12 16:03:37,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:37,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:03:37,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 16:03:37,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-12 16:03:37,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:39,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:03:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:03:39,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:03:39,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:03:39,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:03:39,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:03:39,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:03:39,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:03:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:03:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:03:39,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:03:39,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:03:39,485 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:03:39,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1238595280] [2020-10-12 16:03:39,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:03:39,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-12 16:03:39,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236449104] [2020-10-12 16:03:39,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 16:03:39,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:03:39,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 16:03:39,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=41, Unknown=1, NotChecked=0, Total=56 [2020-10-12 16:03:39,487 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 8 states. [2020-10-12 16:03:46,030 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2020-10-12 16:03:52,328 WARN L193 SmtUtils]: Spent 6.27 s on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2020-10-12 16:03:56,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:03:56,527 INFO L93 Difference]: Finished difference Result 41 states and 43 transitions. [2020-10-12 16:03:56,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 16:03:56,529 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2020-10-12 16:03:56,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:03:56,529 INFO L225 Difference]: With dead ends: 41 [2020-10-12 16:03:56,529 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 16:03:56,530 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=32, Invalid=76, Unknown=2, NotChecked=0, Total=110 [2020-10-12 16:03:56,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 16:03:56,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 16:03:56,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 16:03:56,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 16:03:56,531 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2020-10-12 16:03:56,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:03:56,531 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 16:03:56,531 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 16:03:56,532 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 16:03:56,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 16:03:56,532 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-12 16:03:56,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 16:03:59,278 WARN L193 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 160 DAG size of output: 15 [2020-10-12 16:04:05,259 WARN L193 SmtUtils]: Spent 5.98 s on a formula simplification. DAG size of input: 132 DAG size of output: 121 [2020-10-12 16:04:36,139 WARN L193 SmtUtils]: Spent 30.88 s on a formula simplification. DAG size of input: 228 DAG size of output: 125 [2020-10-12 16:04:44,937 WARN L193 SmtUtils]: Spent 8.79 s on a formula simplification. DAG size of input: 156 DAG size of output: 66 [2020-10-12 16:04:44,963 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 16:04:44,964 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~__return_main~0 |old(~__return_main~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~__tmp_155_0~0 |old(~__tmp_155_0~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~__return_136~0 |old(~__return_136~0)|) (= |old(#valid)| |#valid|)) [2020-10-12 16:04:44,964 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 16:04:44,964 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 16:04:44,964 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-12 16:04:44,964 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 16:04:44,964 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 16:04:44,964 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 4 6) no Hoare annotation was computed. [2020-10-12 16:04:44,964 INFO L268 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-10-12 16:04:44,964 INFO L268 CegarLoopResult]: For program point L5-2(lines 4 6) no Hoare annotation was computed. [2020-10-12 16:04:44,965 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 4 6) no Hoare annotation was computed. [2020-10-12 16:04:44,965 INFO L268 CegarLoopResult]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 165) no Hoare annotation was computed. [2020-10-12 16:04:44,965 INFO L268 CegarLoopResult]: For program point L60(lines 60 86) no Hoare annotation was computed. [2020-10-12 16:04:44,965 INFO L268 CegarLoopResult]: For program point L27(lines 27 150) no Hoare annotation was computed. [2020-10-12 16:04:44,965 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 12 194) no Hoare annotation was computed. [2020-10-12 16:04:44,966 INFO L264 CegarLoopResult]: At program point L85(lines 60 86) the Hoare annotation is: (let ((.cse4 (div (+ main_~main__index1~0 (- 1)) 4294967296))) (let ((.cse2 (select |#memory_int| |main_~#main__array~0.base|)) (.cse3 (* .cse4 (- 17179869184)))) (let ((.cse1 (select .cse2 (+ (* (div (* (div (+ (* .cse4 (- 4294967296)) main_~main__index2~0 1) 4294967296) 4294967296) 4294967296) (- 17179869184)) .cse3 (* main_~main__index2~0 4) |main_~#main__array~0.offset| 4))) (.cse0 (select .cse2 (+ (* main_~main__index1~0 4) .cse3 |main_~#main__array~0.offset| (- 4))))) (and (<= .cse0 (+ (* 4294967296 (div (+ (* .cse1 (- 1)) (* (div .cse1 4294967296) 4294967296) .cse0) 4294967296)) 4294967295)) (<= .cse1 (+ (* 4294967296 (div (+ .cse1 (* (div .cse0 4294967296) 4294967296) (* .cse0 (- 1))) 4294967296)) 4294967295)) (<= 1 main_~main____CPAchecker_TMP_0~1) (<= (+ main_~main__index1~0 (* 4294967296 (div main_~main__index2~0 4294967296)) 1) (+ main_~main__index2~0 (* 4294967296 (div main_~main__index1~0 4294967296)))) (<= 1 (+ (* 4294967296 (div (+ (* (div (+ main_~main__index2~0 4294867297) 4294967296) (- 4294967296)) (* main_~main__index1~0 (- 1)) main_~main__index2~0 1) 4294967296)) main_~main__index1~0)))))) [2020-10-12 16:04:44,966 INFO L268 CegarLoopResult]: For program point L19(lines 19 193) no Hoare annotation was computed. [2020-10-12 16:04:44,966 INFO L268 CegarLoopResult]: For program point L48(lines 48 136) no Hoare annotation was computed. [2020-10-12 16:04:44,966 INFO L264 CegarLoopResult]: At program point L77(lines 44 137) the Hoare annotation is: (let ((.cse0 (* 4294967296 (div main_~main__index2~0 4294967296)))) (and (<= main_~main__index2~0 (+ .cse0 99999)) (<= (+ main_~main__index1~0 .cse0 1) (+ main_~main__index2~0 (* 4294967296 (div main_~main__index1~0 4294967296)))))) [2020-10-12 16:04:44,966 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-12 16:04:44,966 INFO L268 CegarLoopResult]: For program point L69(lines 69 78) no Hoare annotation was computed. [2020-10-12 16:04:44,967 INFO L268 CegarLoopResult]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 107) no Hoare annotation was computed. [2020-10-12 16:04:44,967 INFO L268 CegarLoopResult]: For program point L156(lines 156 177) no Hoare annotation was computed. [2020-10-12 16:04:44,967 INFO L264 CegarLoopResult]: At program point L90(lines 58 91) the Hoare annotation is: false [2020-10-12 16:04:44,967 INFO L268 CegarLoopResult]: For program point L24(lines 24 183) no Hoare annotation was computed. [2020-10-12 16:04:44,967 INFO L264 CegarLoopResult]: At program point L144(lines 29 145) the Hoare annotation is: (let ((.cse0 (* 4294967296 (div main_~main__index2~0 4294967296)))) (and (<= main_~main__index2~0 (+ .cse0 99999)) (= main_~main__loop_entered~0 0) (= main_~main____CPAchecker_TMP_0~0 1) (<= (+ main_~main__index1~0 .cse0 1) (+ main_~main__index2~0 (* 4294967296 (div main_~main__index1~0 4294967296)))))) [2020-10-12 16:04:44,967 INFO L268 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-12 16:04:44,967 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-12 16:04:44,968 INFO L268 CegarLoopResult]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 71) no Hoare annotation was computed. [2020-10-12 16:04:44,968 INFO L268 CegarLoopResult]: For program point L95(lines 95 130) no Hoare annotation was computed. [2020-10-12 16:04:44,968 INFO L268 CegarLoopResult]: For program point L29(lines 29 145) no Hoare annotation was computed. [2020-10-12 16:04:44,968 INFO L268 CegarLoopResult]: For program point L58(lines 58 91) no Hoare annotation was computed. [2020-10-12 16:04:44,968 INFO L264 CegarLoopResult]: At program point L149(lines 27 150) the Hoare annotation is: false [2020-10-12 16:04:44,968 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 12 194) no Hoare annotation was computed. [2020-10-12 16:04:44,969 INFO L264 CegarLoopResult]: At program point L170(lines 24 183) the Hoare annotation is: (let ((.cse12 (div (+ main_~main__index1~0 (- 1)) 4294967296))) (let ((.cse8 (select |#memory_int| |main_~#main__array~0.base|)) (.cse9 (* main_~main__index1~0 4)) (.cse10 (* .cse12 (- 17179869184))) (.cse16 (* .cse12 (- 4294967296)))) (let ((.cse11 (div (+ .cse16 main_~main__index2~0 1) 4294967296)) (.cse3 (select .cse8 (+ .cse9 .cse10 |main_~#main__array~0.offset| (- 4))))) (let ((.cse1 (* (div .cse3 4294967296) 4294967296)) (.cse2 (* .cse3 (- 1))) (.cse13 (* (div (* .cse11 4294967296) 4294967296) (- 17179869184))) (.cse14 (* main_~main__index2~0 4))) (and (not (= main_~__VERIFIER_assert__cond~2 0)) (let ((.cse0 (select .cse8 (+ .cse13 .cse10 .cse14 |main_~#main__array~0.offset| (- 17179869180))))) (let ((.cse6 (* 4294967296 .cse12)) (.cse4 (* .cse0 (- 1))) (.cse5 (* (div .cse0 4294967296) 4294967296))) (or (and (<= .cse0 (+ (* 4294967296 (div (+ .cse0 .cse1 .cse2) 4294967296)) 4294967295)) (<= .cse3 (+ (* 4294967296 (div (+ .cse4 .cse5 .cse3) 4294967296)) 4294967295)) (<= main_~main__index1~0 (+ .cse6 2147483648))) (let ((.cse7 (select .cse8 (+ .cse9 .cse10 |main_~#main__array~0.offset| (- 17179869188))))) (and (<= (+ .cse6 2147483649) main_~main__index1~0) (<= .cse7 (+ (* 4294967296 (div (+ .cse7 .cse4 .cse5) 4294967296)) 4294967295)) (<= .cse0 (+ (* 4294967296 (div (+ (* .cse7 (- 1)) .cse0 (* (div .cse7 4294967296) 4294967296)) 4294967296)) 4294967295)))) (<= (+ (* 4294967296 (div (+ main_~main__index2~0 (* .cse11 (- 4294967296)) 2147483649) 4294967296)) 1) main_~main__index1~0)))) (or (let ((.cse15 (select .cse8 (+ .cse13 .cse10 .cse14 |main_~#main__array~0.offset| 4)))) (and (<= .cse3 (+ (* 4294967296 (div (+ (* .cse15 (- 1)) (* (div .cse15 4294967296) 4294967296) .cse3) 4294967296)) 4294967295)) (<= .cse15 (+ (* 4294967296 (div (+ .cse15 .cse1 .cse2) 4294967296)) 4294967295)))) (<= (+ (* 4294967296 (div (+ (* (div (+ .cse16 main_~main__index2~0 (- 2147483647)) 4294967296) (- 4294967296)) main_~main__index2~0 1) 4294967296)) 1) main_~main__index1~0)) (<= (+ (* 4294967296 (div (+ (* (div (+ (* main_~main__index2~0 (- 1)) 4294967294) 4294967296) (- 4294967296)) (* main_~main__index1~0 (- 1)) 4294967296) 4294967296)) main_~main__index1~0) (+ main_~main__index2~0 1))))))) [2020-10-12 16:04:44,969 INFO L268 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-10-12 16:04:44,969 INFO L268 CegarLoopResult]: For program point L38(lines 38 137) no Hoare annotation was computed. [2020-10-12 16:04:44,969 INFO L271 CegarLoopResult]: At program point L129(lines 95 130) the Hoare annotation is: true [2020-10-12 16:04:44,969 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2020-10-12 16:04:44,969 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 12 194) the Hoare annotation is: (and (= ~__tmp_155_0~0 |old(~__tmp_155_0~0)|) (= |old(#valid)| |#valid|)) [2020-10-12 16:04:44,969 INFO L268 CegarLoopResult]: For program point L154(lines 154 182) no Hoare annotation was computed. [2020-10-12 16:04:44,969 INFO L268 CegarLoopResult]: For program point L55(lines 55 131) no Hoare annotation was computed. [2020-10-12 16:04:44,969 INFO L268 CegarLoopResult]: For program point L22(lines 22 188) no Hoare annotation was computed. [2020-10-12 16:04:44,970 INFO L264 CegarLoopResult]: At program point L117(lines 96 126) the Hoare annotation is: (let ((.cse29 (div main_~main__index2~0 4294967296))) (let ((.cse2 (* 4294967296 .cse29)) (.cse7 (* main_~main__index2~0 4)) (.cse3 (select |#memory_int| |main_~#main__array~0.base|)) (.cse4 (* main_~main__index1~0 4))) (or (let ((.cse6 (div (+ main_~main__index1~0 (- 1)) 4294967296))) (let ((.cse5 (* .cse6 (- 17179869184)))) (let ((.cse1 (select .cse3 (+ (* (div (* (div (+ (* .cse6 (- 4294967296)) main_~main__index2~0 1) 4294967296) 4294967296) 4294967296) (- 17179869184)) .cse5 .cse7 |main_~#main__array~0.offset| 4))) (.cse0 (select .cse3 (+ .cse4 .cse5 |main_~#main__array~0.offset| (- 4))))) (and (<= .cse0 (+ (* 4294967296 (div (+ (* .cse1 (- 1)) (* (div .cse1 4294967296) 4294967296) .cse0) 4294967296)) 4294967295)) (<= .cse1 (+ (* 4294967296 (div (+ .cse1 (* (div .cse0 4294967296) 4294967296) (* .cse0 (- 1))) 4294967296)) 4294967295)) (<= main_~main__index2~0 (+ .cse2 99998)) (<= (+ (* 4294967296 (div (+ (* (div (+ (* main_~main__index2~0 (- 1)) 4294967294) 4294967296) (- 4294967296)) (* main_~main__index1~0 (- 1)) 4294967296) 4294967296)) main_~main__index1~0) (+ main_~main__index2~0 1)))))) (let ((.cse28 (div main_~main__index1~0 4294967296))) (let ((.cse26 (* .cse29 (- 17179869184))) (.cse27 (* .cse28 (- 17179869184)))) (let ((.cse25 (select .cse3 (+ .cse4 |main_~#main__array~0.offset| .cse27))) (.cse23 (select .cse3 (+ .cse7 |main_~#main__array~0.offset| .cse26 (- 17179869184)))) (.cse19 (* 4294967296 .cse28))) (let ((.cse22 (select .cse3 (+ .cse4 |main_~#main__array~0.offset| .cse27 (- 17179869184)))) (.cse20 (+ .cse19 2147483647)) (.cse21 (* 4294967296 (div .cse23 4294967296))) (.cse10 (* 4294967296 (div .cse25 4294967296))) (.cse24 (+ .cse2 2147483647)) (.cse11 (select .cse3 (+ .cse7 |main_~#main__array~0.offset| .cse26)))) (let ((.cse9 (+ .cse25 (* 4294967296 (div .cse11 4294967296)))) (.cse8 (<= main_~main__index2~0 .cse24)) (.cse13 (+ .cse10 .cse23)) (.cse12 (+ .cse25 .cse21)) (.cse18 (< .cse24 main_~main__index2~0)) (.cse14 (<= main_~main__index1~0 .cse20)) (.cse16 (+ .cse23 (* 4294967296 (div .cse22 4294967296)))) (.cse15 (+ .cse21 .cse22)) (.cse17 (< .cse20 main_~main__index1~0))) (and (not (= main_~__VERIFIER_assert__cond~2 0)) (or (and .cse8 (< .cse9 (+ .cse10 .cse11 1))) (and (or (and (<= .cse12 .cse13) .cse14) (and (<= .cse15 .cse16) .cse17)) .cse18)) (or (and (or (and (<= (+ .cse10 .cse11) .cse9) .cse8) (and (<= .cse13 .cse12) .cse18)) .cse14) (and (<= .cse16 .cse15) .cse17)) (<= (+ main_~main__index1~0 .cse2 1) (+ main_~main__index2~0 .cse19))))))))))) [2020-10-12 16:04:44,970 INFO L268 CegarLoopResult]: For program point L105(lines 105 118) no Hoare annotation was computed. [2020-10-12 16:04:44,970 INFO L268 CegarLoopResult]: For program point L163(lines 163 171) no Hoare annotation was computed. [2020-10-12 16:04:45,008 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,029 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,029 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,029 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,029 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,036 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,036 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,036 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,037 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,053 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,061 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,062 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,062 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,077 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,077 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,079 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 04:04:45 BoogieIcfgContainer [2020-10-12 16:04:45,086 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 16:04:45,089 INFO L168 Benchmark]: Toolchain (without parser) took 103341.96 ms. Allocated memory was 147.8 MB in the beginning and 335.5 MB in the end (delta: 187.7 MB). Free memory was 104.6 MB in the beginning and 153.6 MB in the end (delta: -49.0 MB). Peak memory consumption was 138.7 MB. Max. memory is 7.1 GB. [2020-10-12 16:04:45,090 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 16:04:45,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.46 ms. Allocated memory is still 147.8 MB. Free memory was 104.4 MB in the beginning and 92.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2020-10-12 16:04:45,098 INFO L168 Benchmark]: Boogie Preprocessor took 132.51 ms. Allocated memory was 147.8 MB in the beginning and 202.9 MB in the end (delta: 55.1 MB). Free memory was 92.8 MB in the beginning and 180.3 MB in the end (delta: -87.5 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2020-10-12 16:04:45,100 INFO L168 Benchmark]: RCFGBuilder took 408.20 ms. Allocated memory is still 202.9 MB. Free memory was 180.3 MB in the beginning and 158.9 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2020-10-12 16:04:45,106 INFO L168 Benchmark]: TraceAbstraction took 102502.40 ms. Allocated memory was 202.9 MB in the beginning and 335.5 MB in the end (delta: 132.6 MB). Free memory was 158.2 MB in the beginning and 153.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 137.3 MB. Max. memory is 7.1 GB. [2020-10-12 16:04:45,112 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 293.46 ms. Allocated memory is still 147.8 MB. Free memory was 104.4 MB in the beginning and 92.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.51 ms. Allocated memory was 147.8 MB in the beginning and 202.9 MB in the end (delta: 55.1 MB). Free memory was 92.8 MB in the beginning and 180.3 MB in the end (delta: -87.5 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 408.20 ms. Allocated memory is still 202.9 MB. Free memory was 180.3 MB in the beginning and 158.9 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 102502.40 ms. Allocated memory was 202.9 MB in the beginning and 335.5 MB in the end (delta: 132.6 MB). Free memory was 158.2 MB in the beginning and 153.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 137.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 40]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 107]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 165]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 71]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999 && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296) - InvariantResult [Line: 24]: Loop Invariant [2020-10-12 16:04:45,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((!(__VERIFIER_assert__cond == 0) && ((((unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + -17179869180] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + -17179869180] + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] / 4294967296 * 4294967296 + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] * -1) / 4294967296) + 4294967295 && unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + -17179869180] * -1 + unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + -17179869180] / 4294967296 * 4294967296 + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4]) / 4294967296) + 4294967295) && main__index1 <= 4294967296 * ((main__index1 + -1) / 4294967296) + 2147483648) || ((4294967296 * ((main__index1 + -1) / 4294967296) + 2147483649 <= main__index1 && unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -17179869188] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -17179869188] + unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + -17179869180] * -1 + unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + -17179869180] / 4294967296 * 4294967296) / 4294967296) + 4294967295) && unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + -17179869180] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -17179869188] * -1 + unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + -17179869180] + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -17179869188] / 4294967296 * 4294967296) / 4294967296) + 4294967295)) || 4294967296 * ((main__index2 + ((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * -4294967296 + 2147483649) / 4294967296) + 1 <= main__index1)) && ((unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] * -1 + unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] / 4294967296 * 4294967296 + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4]) / 4294967296) + 4294967295 && unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] / 4294967296 * 4294967296 + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] * -1) / 4294967296) + 4294967295) || 4294967296 * ((((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + -2147483647) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296) + 1 <= main__index1)) && 4294967296 * (((main__index2 * -1 + 4294967294) / 4294967296 * -4294967296 + main__index1 * -1 + 4294967296) / 4294967296) + main__index1 <= main__index2 + 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant [2020-10-12 16:04:45,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,171 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,171 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,171 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,171 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,171 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,171 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,174 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,174 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,174 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,175 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,175 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,175 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,175 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,175 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,176 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,176 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,176 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] * -1 + unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] / 4294967296 * 4294967296 + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4]) / 4294967296) + 4294967295 && unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] / 4294967296 * 4294967296 + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] * -1) / 4294967296) + 4294967295) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99998) && 4294967296 * (((main__index2 * -1 + 4294967294) / 4294967296 * -4294967296 + main__index1 * -1 + 4294967296) / 4294967296) + main__index1 <= main__index2 + 1) || (((!(__VERIFIER_assert__cond == 0) && ((main__index2 <= 4294967296 * (main__index2 / 4294967296) + 2147483647 && unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184] / 4294967296) < 4294967296 * (unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184] + 1) || (((unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184 + -17179869184] / 4294967296) <= 4294967296 * (unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184 + -17179869184] && main__index1 <= 4294967296 * (main__index1 / 4294967296) + 2147483647) || (4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184 + -17179869184] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184 + -17179869184] <= unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184 + -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184 + -17179869184] / 4294967296) && 4294967296 * (main__index1 / 4294967296) + 2147483647 < main__index1)) && 4294967296 * (main__index2 / 4294967296) + 2147483647 < main__index2))) && ((((4294967296 * (unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184] <= unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184] / 4294967296) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 2147483647) || (4294967296 * (unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184 + -17179869184] <= unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184 + -17179869184] / 4294967296) && 4294967296 * (main__index2 / 4294967296) + 2147483647 < main__index2)) && main__index1 <= 4294967296 * (main__index1 / 4294967296) + 2147483647) || (unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184 + -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184 + -17179869184] / 4294967296) <= 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184 + -17179869184] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184 + -17179869184] && 4294967296 * (main__index1 / 4294967296) + 2147483647 < main__index1))) && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296)) - InvariantResult [Line: 60]: Loop Invariant [2020-10-12 16:04:45,177 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,183 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,183 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,183 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,183 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-12 16:04:45,183 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] * -1 + unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] / 4294967296 * 4294967296 + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4]) / 4294967296) + 4294967295 && unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] <= 4294967296 * ((unknown-#memory_int-unknown[main__array][((main__index1 + -1) / 4294967296 * -4294967296 + main__index2 + 1) / 4294967296 * 4294967296 / 4294967296 * -17179869184 + (main__index1 + -1) / 4294967296 * -17179869184 + main__index2 * 4 + main__array + 4] + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] / 4294967296 * 4294967296 + unknown-#memory_int-unknown[main__array][main__index1 * 4 + (main__index1 + -1) / 4294967296 * -17179869184 + main__array + -4] * -1) / 4294967296) + 4294967295) && 1 <= main____CPAchecker_TMP_0) && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296)) && 1 <= 4294967296 * (((main__index2 + 4294867297) / 4294967296 * -4294967296 + main__index1 * -1 + main__index2 + 1) / 4294967296) + main__index1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999 && main__loop_entered == 0) && main____CPAchecker_TMP_0 == 1) && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 46 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 53.8s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 33.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 48.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 260 SDtfs, 239 SDslu, 382 SDs, 0 SdLazy, 682 SolverSat, 28 SolverUnsat, 9 SolverUnknown, 0 SolverNotchecked, 21.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 26.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 69 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 12 PreInvPairs, 22 NumberOfFragments, 1971 HoareAnnotationTreeSize, 12 FomulaSimplifications, 7236 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 12 FomulaSimplificationsInter, 7615 FormulaSimplificationTreeSizeReductionInter, 48.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 20.0s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 192 ConstructedInterpolants, 0 QuantifiedInterpolants, 191565 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 8/15 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...