/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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/eca-rers2012/Problem02_label39.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 00:45:45,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 00:45:45,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 00:45:45,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 00:45:45,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 00:45:45,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 00:45:45,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 00:45:45,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 00:45:45,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 00:45:45,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 00:45:45,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 00:45:45,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 00:45:45,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 00:45:45,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 00:45:45,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 00:45:45,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 00:45:45,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 00:45:45,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 00:45:45,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 00:45:45,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 00:45:45,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 00:45:45,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 00:45:45,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 00:45:45,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 00:45:45,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 00:45:45,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 00:45:45,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 00:45:45,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 00:45:45,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 00:45:45,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 00:45:45,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 00:45:45,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 00:45:45,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 00:45:45,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 00:45:45,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 00:45:45,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 00:45:45,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 00:45:45,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 00:45:45,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 00:45:45,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 00:45:45,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 00:45:45,383 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 [2020-10-14 00:45:45,433 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 00:45:45,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 00:45:45,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 00:45:45,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 00:45:45,440 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 00:45:45,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 00:45:45,441 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 00:45:45,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 00:45:45,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 00:45:45,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 00:45:45,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 00:45:45,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 00:45:45,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 00:45:45,445 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 00:45:45,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 00:45:45,446 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 00:45:45,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 00:45:45,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 00:45:45,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 00:45:45,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 00:45:45,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 00:45:45,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 00:45:45,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 00:45:45,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 00:45:45,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 00:45:45,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 00:45:45,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 00:45:45,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 00:45:45,449 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 00:45:45,449 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 00:45:45,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 00:45:45,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 00:45:45,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 00:45:45,806 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 00:45:45,807 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 00:45:45,808 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label39.c [2020-10-14 00:45:45,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/067b2b995/f32ca55e894646ff8988a4a21769a4fb/FLAG1bf9cb6b5 [2020-10-14 00:45:46,466 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 00:45:46,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label39.c [2020-10-14 00:45:46,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/067b2b995/f32ca55e894646ff8988a4a21769a4fb/FLAG1bf9cb6b5 [2020-10-14 00:45:46,727 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/067b2b995/f32ca55e894646ff8988a4a21769a4fb [2020-10-14 00:45:46,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 00:45:46,739 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 00:45:46,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 00:45:46,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 00:45:46,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 00:45:46,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:46" (1/1) ... [2020-10-14 00:45:46,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d72532b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:46, skipping insertion in model container [2020-10-14 00:45:46,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:46" (1/1) ... [2020-10-14 00:45:46,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 00:45:46,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 00:45:47,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 00:45:47,238 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 00:45:47,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 00:45:47,492 INFO L208 MainTranslator]: Completed translation [2020-10-14 00:45:47,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47 WrapperNode [2020-10-14 00:45:47,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 00:45:47,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 00:45:47,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 00:45:47,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 00:45:47,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47" (1/1) ... [2020-10-14 00:45:47,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47" (1/1) ... [2020-10-14 00:45:47,523 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47" (1/1) ... [2020-10-14 00:45:47,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47" (1/1) ... [2020-10-14 00:45:47,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47" (1/1) ... [2020-10-14 00:45:47,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47" (1/1) ... [2020-10-14 00:45:47,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47" (1/1) ... [2020-10-14 00:45:47,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 00:45:47,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 00:45:47,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 00:45:47,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 00:45:47,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47" (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 [2020-10-14 00:45:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 00:45:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 00:45:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 00:45:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 00:45:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 00:45:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 00:45:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 00:45:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 00:45:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 00:45:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 00:45:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 00:45:48,888 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 00:45:48,888 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 00:45:48,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:48 BoogieIcfgContainer [2020-10-14 00:45:48,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 00:45:48,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 00:45:48,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 00:45:48,907 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 00:45:48,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:45:46" (1/3) ... [2020-10-14 00:45:48,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3657346b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:45:48, skipping insertion in model container [2020-10-14 00:45:48,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:47" (2/3) ... [2020-10-14 00:45:48,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3657346b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:45:48, skipping insertion in model container [2020-10-14 00:45:48,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:48" (3/3) ... [2020-10-14 00:45:48,912 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label39.c [2020-10-14 00:45:48,923 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 00:45:48,940 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 00:45:48,956 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 00:45:48,994 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 00:45:48,995 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 00:45:48,995 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 00:45:48,996 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 00:45:48,996 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 00:45:48,996 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 00:45:48,996 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 00:45:48,997 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 00:45:49,028 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-10-14 00:45:49,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-14 00:45:49,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:45:49,054 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:45:49,055 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:45:49,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:45:49,060 INFO L82 PathProgramCache]: Analyzing trace with hash 640678305, now seen corresponding path program 1 times [2020-10-14 00:45:49,067 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:45:49,068 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1690520507] [2020-10-14 00:45:49,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:45:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:49,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:49,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:51,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:51,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-14 00:45:51,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 00:45:51,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1694 [2020-10-14 00:45:51,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:51,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:51,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 00:45:51,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 00:45:51,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-14 00:45:51,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 00:45:51,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:45:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:51,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:51,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:51,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:45:51,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:51,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 00:45:51,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:51,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:51,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:45:51,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:51,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 00:45:51,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:51,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:45:51,367 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1690520507] [2020-10-14 00:45:51,370 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 00:45:51,370 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 00:45:51,371 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037037974] [2020-10-14 00:45:51,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:45:51,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:45:51,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:45:51,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:45:51,400 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-10-14 00:45:53,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:45:53,742 INFO L93 Difference]: Finished difference Result 828 states and 1432 transitions. [2020-10-14 00:45:53,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 00:45:53,744 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 117 [2020-10-14 00:45:53,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:45:53,766 INFO L225 Difference]: With dead ends: 828 [2020-10-14 00:45:53,766 INFO L226 Difference]: Without dead ends: 494 [2020-10-14 00:45:53,775 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:45:53,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2020-10-14 00:45:53,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 475. [2020-10-14 00:45:53,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-10-14 00:45:53,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 685 transitions. [2020-10-14 00:45:53,883 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 685 transitions. Word has length 117 [2020-10-14 00:45:53,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:45:53,885 INFO L479 AbstractCegarLoop]: Abstraction has 475 states and 685 transitions. [2020-10-14 00:45:53,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:45:53,885 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 685 transitions. [2020-10-14 00:45:53,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-14 00:45:53,891 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:45:53,891 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:45:53,891 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 00:45:53,892 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:45:53,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:45:53,892 INFO L82 PathProgramCache]: Analyzing trace with hash -758657178, now seen corresponding path program 1 times [2020-10-14 00:45:53,892 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:45:53,893 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1534873014] [2020-10-14 00:45:53,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:45:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:53,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:54,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:54,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:55,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:55,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-14 00:45:55,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:45:55,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1597 [2020-10-14 00:45:55,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:55,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:55,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:45:55,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 00:45:55,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-14 00:45:55,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:55,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:45:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:55,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:55,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:55,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:45:55,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:55,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 00:45:55,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:55,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:55,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:45:55,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:55,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:45:55,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:55,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:45:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:55,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:55,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:55,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 00:45:55,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:55,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 00:45:55,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:55,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:55,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:45:55,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:55,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 00:45:55,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:55,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:45:55,714 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1534873014] [2020-10-14 00:45:55,714 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:45:55,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:45:55,715 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662036112] [2020-10-14 00:45:55,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:45:55,717 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:45:55,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:45:55,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:45:55,718 INFO L87 Difference]: Start difference. First operand 475 states and 685 transitions. Second operand 5 states. [2020-10-14 00:45:57,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:45:57,228 INFO L93 Difference]: Finished difference Result 1396 states and 2061 transitions. [2020-10-14 00:45:57,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:45:57,229 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 125 [2020-10-14 00:45:57,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:45:57,238 INFO L225 Difference]: With dead ends: 1396 [2020-10-14 00:45:57,238 INFO L226 Difference]: Without dead ends: 927 [2020-10-14 00:45:57,241 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:45:57,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2020-10-14 00:45:57,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 916. [2020-10-14 00:45:57,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 916 states. [2020-10-14 00:45:57,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1279 transitions. [2020-10-14 00:45:57,293 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1279 transitions. Word has length 125 [2020-10-14 00:45:57,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:45:57,294 INFO L479 AbstractCegarLoop]: Abstraction has 916 states and 1279 transitions. [2020-10-14 00:45:57,294 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:45:57,294 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1279 transitions. [2020-10-14 00:45:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-14 00:45:57,299 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:45:57,299 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:45:57,300 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 00:45:57,300 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:45:57,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:45:57,300 INFO L82 PathProgramCache]: Analyzing trace with hash -339909718, now seen corresponding path program 1 times [2020-10-14 00:45:57,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:45:57,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1933783092] [2020-10-14 00:45:57,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:45:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:57,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:57,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:58,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:58,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:00,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:00,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-14 00:46:00,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 00:46:00,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2693 [2020-10-14 00:46:00,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:00,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:00,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:00,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 00:46:00,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-14 00:46:00,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:00,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:00,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:00,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:00,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:00,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:00,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 00:46:00,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:00,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:00,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:00,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:00,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:00,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:00,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:00,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:00,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:00,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 00:46:00,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:00,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 00:46:00,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:00,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:00,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:00,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 00:46:00,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:46:00,224 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1933783092] [2020-10-14 00:46:00,224 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:46:00,225 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:46:00,225 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943952356] [2020-10-14 00:46:00,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:46:00,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:00,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:46:00,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:46:00,228 INFO L87 Difference]: Start difference. First operand 916 states and 1279 transitions. Second operand 5 states. [2020-10-14 00:46:01,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:01,527 INFO L93 Difference]: Finished difference Result 1982 states and 2820 transitions. [2020-10-14 00:46:01,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:46:01,529 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2020-10-14 00:46:01,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:01,539 INFO L225 Difference]: With dead ends: 1982 [2020-10-14 00:46:01,539 INFO L226 Difference]: Without dead ends: 1072 [2020-10-14 00:46:01,542 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:46:01,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2020-10-14 00:46:01,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1064. [2020-10-14 00:46:01,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1064 states. [2020-10-14 00:46:01,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 1064 states and 1457 transitions. [2020-10-14 00:46:01,589 INFO L78 Accepts]: Start accepts. Automaton has 1064 states and 1457 transitions. Word has length 127 [2020-10-14 00:46:01,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:01,591 INFO L479 AbstractCegarLoop]: Abstraction has 1064 states and 1457 transitions. [2020-10-14 00:46:01,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:46:01,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1457 transitions. [2020-10-14 00:46:01,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-14 00:46:01,600 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:46:01,601 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:46:01,602 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 00:46:01,602 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:46:01,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:46:01,602 INFO L82 PathProgramCache]: Analyzing trace with hash 312986792, now seen corresponding path program 1 times [2020-10-14 00:46:01,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:46:01,603 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1829050007] [2020-10-14 00:46:01,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:46:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:01,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:01,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:01,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:02,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:02,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:02,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:02,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-14 00:46:02,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 00:46:02,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1115 [2020-10-14 00:46:02,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:02,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:02,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:02,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-14 00:46:02,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 00:46:02,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:02,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:02,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:02,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:02,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:02,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:02,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:46:02,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:02,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:02,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:02,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:02,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:02,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:02,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:02,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:02,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 00:46:02,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:02,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 00:46:02,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:02,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:02,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 00:46:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 00:46:02,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:02,884 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:46:02,885 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1829050007] [2020-10-14 00:46:02,886 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 00:46:02,886 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 00:46:02,886 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977228851] [2020-10-14 00:46:02,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:46:02,889 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:02,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:46:02,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:46:02,891 INFO L87 Difference]: Start difference. First operand 1064 states and 1457 transitions. Second operand 5 states. [2020-10-14 00:46:03,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:03,991 INFO L93 Difference]: Finished difference Result 2126 states and 2942 transitions. [2020-10-14 00:46:03,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:46:03,993 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2020-10-14 00:46:03,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:04,002 INFO L225 Difference]: With dead ends: 2126 [2020-10-14 00:46:04,003 INFO L226 Difference]: Without dead ends: 1068 [2020-10-14 00:46:04,006 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:46:04,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2020-10-14 00:46:04,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 1063. [2020-10-14 00:46:04,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1063 states. [2020-10-14 00:46:04,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1341 transitions. [2020-10-14 00:46:04,047 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1341 transitions. Word has length 138 [2020-10-14 00:46:04,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:04,047 INFO L479 AbstractCegarLoop]: Abstraction has 1063 states and 1341 transitions. [2020-10-14 00:46:04,047 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:46:04,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1341 transitions. [2020-10-14 00:46:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-14 00:46:04,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:46:04,053 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:46:04,053 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 00:46:04,054 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:46:04,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:46:04,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1019973137, now seen corresponding path program 1 times [2020-10-14 00:46:04,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:46:04,055 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [248997492] [2020-10-14 00:46:04,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:46:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:04,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:04,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:04,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:05,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:05,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-14 00:46:05,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:46:05,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1249 [2020-10-14 00:46:05,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:05,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:05,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:05,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-14 00:46:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-14 00:46:05,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:05,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:05,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:05,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:05,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:05,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:05,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:46:05,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:05,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:05,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:05,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:05,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:05,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:46:05,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:05,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:05,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:05,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 00:46:05,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:05,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 00:46:05,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:05,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:05,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:05,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:05,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 00:46:05,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 00:46:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:46:05,591 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [248997492] [2020-10-14 00:46:05,591 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:46:05,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 00:46:05,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520530530] [2020-10-14 00:46:05,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 00:46:05,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:05,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 00:46:05,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:46:05,593 INFO L87 Difference]: Start difference. First operand 1063 states and 1341 transitions. Second operand 6 states. [2020-10-14 00:46:07,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:07,257 INFO L93 Difference]: Finished difference Result 3000 states and 3848 transitions. [2020-10-14 00:46:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 00:46:07,258 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2020-10-14 00:46:07,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:07,264 INFO L225 Difference]: With dead ends: 3000 [2020-10-14 00:46:07,264 INFO L226 Difference]: Without dead ends: 1058 [2020-10-14 00:46:07,269 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 00:46:07,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2020-10-14 00:46:07,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 1054. [2020-10-14 00:46:07,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1054 states. [2020-10-14 00:46:07,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 1054 states and 1278 transitions. [2020-10-14 00:46:07,298 INFO L78 Accepts]: Start accepts. Automaton has 1054 states and 1278 transitions. Word has length 143 [2020-10-14 00:46:07,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:07,298 INFO L479 AbstractCegarLoop]: Abstraction has 1054 states and 1278 transitions. [2020-10-14 00:46:07,298 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 00:46:07,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1278 transitions. [2020-10-14 00:46:07,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-14 00:46:07,302 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:46:07,302 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:46:07,302 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 00:46:07,302 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:46:07,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:46:07,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1028197121, now seen corresponding path program 1 times [2020-10-14 00:46:07,303 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:46:07,303 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1932543421] [2020-10-14 00:46:07,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:46:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:07,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:07,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:07,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:07,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:07,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:08,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:08,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:08,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:12,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:12,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-14 00:46:12,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 00:46:12,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 00:46:12,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:12,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:12,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:12,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 00:46:12,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-14 00:46:12,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:12,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:12,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:12,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:12,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:12,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:12,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 00:46:12,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:12,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:12,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:12,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:12,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:12,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:12,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:12,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:12,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:12,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 00:46:12,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:12,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 00:46:12,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:12,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:12,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:12,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:12,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:12,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:46:12,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 00:46:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:12,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:12,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:12,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 00:46:12,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:12,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 00:46:12,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:12,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:12,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:12,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:12,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 00:46:12,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:46:12,588 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-14 00:46:12,588 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1932543421] [2020-10-14 00:46:12,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:46:12,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:46:12,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623865548] [2020-10-14 00:46:12,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:46:12,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:12,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:46:12,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:46:12,593 INFO L87 Difference]: Start difference. First operand 1054 states and 1278 transitions. Second operand 5 states. [2020-10-14 00:46:14,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:14,037 INFO L93 Difference]: Finished difference Result 2834 states and 3525 transitions. [2020-10-14 00:46:14,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:46:14,038 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 145 [2020-10-14 00:46:14,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:14,063 INFO L225 Difference]: With dead ends: 2834 [2020-10-14 00:46:14,063 INFO L226 Difference]: Without dead ends: 1786 [2020-10-14 00:46:14,068 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:46:14,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1786 states. [2020-10-14 00:46:14,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1786 to 1782. [2020-10-14 00:46:14,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1782 states. [2020-10-14 00:46:14,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2175 transitions. [2020-10-14 00:46:14,159 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2175 transitions. Word has length 145 [2020-10-14 00:46:14,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:14,160 INFO L479 AbstractCegarLoop]: Abstraction has 1782 states and 2175 transitions. [2020-10-14 00:46:14,160 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:46:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2175 transitions. [2020-10-14 00:46:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-14 00:46:14,167 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:46:14,167 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:46:14,168 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 00:46:14,168 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:46:14,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:46:14,169 INFO L82 PathProgramCache]: Analyzing trace with hash 577946334, now seen corresponding path program 1 times [2020-10-14 00:46:14,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:46:14,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1178084451] [2020-10-14 00:46:14,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:46:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:14,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:14,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:14,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:14,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:16,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:17,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:17,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-14 00:46:17,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 00:46:17,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3726 [2020-10-14 00:46:17,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:17,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:17,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:17,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-14 00:46:17,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-14 00:46:17,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:18,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:18,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:18,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:18,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:18,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:18,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:46:18,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:18,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:18,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:18,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:18,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:18,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:18,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:18,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:18,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:18,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 00:46:18,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:18,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 00:46:18,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:18,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:18,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:18,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:18,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:18,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:18,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 00:46:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:18,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:18,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:18,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-14 00:46:18,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:18,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 00:46:18,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:18,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:18,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:18,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:18,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 00:46:18,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-14 00:46:18,181 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1178084451] [2020-10-14 00:46:18,181 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:46:18,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 00:46:18,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048651995] [2020-10-14 00:46:18,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 00:46:18,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:18,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 00:46:18,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:46:18,184 INFO L87 Difference]: Start difference. First operand 1782 states and 2175 transitions. Second operand 6 states. [2020-10-14 00:46:19,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:19,267 INFO L93 Difference]: Finished difference Result 4002 states and 4904 transitions. [2020-10-14 00:46:19,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:46:19,268 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 172 [2020-10-14 00:46:19,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:19,279 INFO L225 Difference]: With dead ends: 4002 [2020-10-14 00:46:19,279 INFO L226 Difference]: Without dead ends: 2226 [2020-10-14 00:46:19,285 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:46:19,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2226 states. [2020-10-14 00:46:19,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2226 to 2220. [2020-10-14 00:46:19,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2220 states. [2020-10-14 00:46:19,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 2220 states and 2695 transitions. [2020-10-14 00:46:19,347 INFO L78 Accepts]: Start accepts. Automaton has 2220 states and 2695 transitions. Word has length 172 [2020-10-14 00:46:19,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:19,348 INFO L479 AbstractCegarLoop]: Abstraction has 2220 states and 2695 transitions. [2020-10-14 00:46:19,348 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 00:46:19,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 2695 transitions. [2020-10-14 00:46:19,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-14 00:46:19,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:46:19,355 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:46:19,355 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 00:46:19,356 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:46:19,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:46:19,356 INFO L82 PathProgramCache]: Analyzing trace with hash -2865739, now seen corresponding path program 1 times [2020-10-14 00:46:19,356 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:46:19,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1701823669] [2020-10-14 00:46:19,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:46:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:19,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:19,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:20,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:20,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:20,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-14 00:46:20,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:46:20,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1358 [2020-10-14 00:46:20,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:20,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:20,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:20,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 00:46:20,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 00:46:20,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 00:46:20,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:20,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:20,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:20,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:20,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:20,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 00:46:20,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:20,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:20,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:20,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:20,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:20,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:20,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:20,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:20,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:20,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 00:46:20,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:20,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 00:46:20,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:20,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:20,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:20,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:20,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 00:46:20,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:20,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 00:46:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:20,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:20,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:20,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 00:46:20,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:20,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 00:46:20,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:20,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:20,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:20,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 00:46:20,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 00:46:20,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:21,040 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 00:46:21,041 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1701823669] [2020-10-14 00:46:21,041 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:46:21,041 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 00:46:21,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495573739] [2020-10-14 00:46:21,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 00:46:21,042 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:21,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 00:46:21,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:46:21,043 INFO L87 Difference]: Start difference. First operand 2220 states and 2695 transitions. Second operand 7 states. [2020-10-14 00:46:22,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:22,636 INFO L93 Difference]: Finished difference Result 4839 states and 6340 transitions. [2020-10-14 00:46:22,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 00:46:22,636 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 179 [2020-10-14 00:46:22,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:22,652 INFO L225 Difference]: With dead ends: 4839 [2020-10-14 00:46:22,652 INFO L226 Difference]: Without dead ends: 2625 [2020-10-14 00:46:22,659 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 00:46:22,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2625 states. [2020-10-14 00:46:22,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2625 to 2548. [2020-10-14 00:46:22,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2548 states. [2020-10-14 00:46:22,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2548 states and 3155 transitions. [2020-10-14 00:46:22,802 INFO L78 Accepts]: Start accepts. Automaton has 2548 states and 3155 transitions. Word has length 179 [2020-10-14 00:46:22,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:22,803 INFO L479 AbstractCegarLoop]: Abstraction has 2548 states and 3155 transitions. [2020-10-14 00:46:22,803 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 00:46:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 3155 transitions. [2020-10-14 00:46:22,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-14 00:46:22,813 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:46:22,814 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:46:22,814 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 00:46:22,814 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:46:22,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:46:22,814 INFO L82 PathProgramCache]: Analyzing trace with hash -858695001, now seen corresponding path program 1 times [2020-10-14 00:46:22,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:46:22,815 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [510124627] [2020-10-14 00:46:22,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:46:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:22,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:22,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:23,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:23,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-14 00:46:23,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 00:46:23,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 608 [2020-10-14 00:46:23,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:23,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:23,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:23,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 00:46:23,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 00:46:23,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:23,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:23,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:23,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:23,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:23,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:23,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:46:23,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:23,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:23,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:23,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:23,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:23,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:23,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:23,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:23,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:23,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 00:46:23,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:23,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 00:46:23,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:23,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:23,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:23,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:23,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 00:46:23,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:23,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 00:46:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:23,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:23,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:23,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 00:46:23,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:23,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-14 00:46:23,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:23,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:23,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:23,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 00:46:23,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 00:46:23,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:23,746 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 69 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 00:46:23,753 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [510124627] [2020-10-14 00:46:23,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:46:23,754 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 00:46:23,754 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407963229] [2020-10-14 00:46:23,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 00:46:23,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:23,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 00:46:23,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:46:23,757 INFO L87 Difference]: Start difference. First operand 2548 states and 3155 transitions. Second operand 7 states. [2020-10-14 00:46:25,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:25,081 INFO L93 Difference]: Finished difference Result 6037 states and 7765 transitions. [2020-10-14 00:46:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 00:46:25,083 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 184 [2020-10-14 00:46:25,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:25,100 INFO L225 Difference]: With dead ends: 6037 [2020-10-14 00:46:25,101 INFO L226 Difference]: Without dead ends: 3495 [2020-10-14 00:46:25,108 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 00:46:25,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3495 states. [2020-10-14 00:46:25,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3495 to 3437. [2020-10-14 00:46:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3437 states. [2020-10-14 00:46:25,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3437 states and 4100 transitions. [2020-10-14 00:46:25,211 INFO L78 Accepts]: Start accepts. Automaton has 3437 states and 4100 transitions. Word has length 184 [2020-10-14 00:46:25,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:25,212 INFO L479 AbstractCegarLoop]: Abstraction has 3437 states and 4100 transitions. [2020-10-14 00:46:25,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 00:46:25,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 4100 transitions. [2020-10-14 00:46:25,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-14 00:46:25,228 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:46:25,228 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:46:25,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 00:46:25,229 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:46:25,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:46:25,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1221125901, now seen corresponding path program 1 times [2020-10-14 00:46:25,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:46:25,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [687395659] [2020-10-14 00:46:25,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:46:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:25,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:25,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:25,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:25,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:26,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:30,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:30,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 272 [2020-10-14 00:46:30,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 00:46:30,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 00:46:30,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:30,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:30,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:30,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-14 00:46:30,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-14 00:46:30,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:46:30,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:30,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:30,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:30,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:30,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:30,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 00:46:30,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:30,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:30,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:30,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:30,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:30,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:30,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:30,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:30,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:30,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 00:46:30,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 00:46:30,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:30,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:46:30,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 00:46:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:30,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:30,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:30,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 00:46:30,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:30,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 00:46:30,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:30,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:30,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:46:30,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 00:46:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:30,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:30,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:30,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 00:46:30,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:30,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 00:46:30,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:30,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:30,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:30,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:30,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 00:46:30,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:30,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 00:46:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:30,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:30,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:30,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 00:46:30,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:30,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-14 00:46:30,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:30,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:30,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:30,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 00:46:30,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 00:46:30,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:46:30,640 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 194 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-14 00:46:30,640 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [687395659] [2020-10-14 00:46:30,640 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:46:30,640 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 00:46:30,641 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845048600] [2020-10-14 00:46:30,641 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 00:46:30,641 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:30,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 00:46:30,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:46:30,642 INFO L87 Difference]: Start difference. First operand 3437 states and 4100 transitions. Second operand 7 states. [2020-10-14 00:46:32,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:32,236 INFO L93 Difference]: Finished difference Result 6826 states and 8446 transitions. [2020-10-14 00:46:32,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 00:46:32,237 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 256 [2020-10-14 00:46:32,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:32,238 INFO L225 Difference]: With dead ends: 6826 [2020-10-14 00:46:32,238 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 00:46:32,254 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 00:46:32,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 00:46:32,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 00:46:32,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 00:46:32,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 00:46:32,255 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 256 [2020-10-14 00:46:32,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:32,255 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 00:46:32,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 00:46:32,256 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 00:46:32,256 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 00:46:32,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 00:46:32,258 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 00:46:33,138 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 164 [2020-10-14 00:46:33,649 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 164 [2020-10-14 00:46:34,631 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 67 [2020-10-14 00:46:35,521 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 51 [2020-10-14 00:46:36,415 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 51 [2020-10-14 00:46:36,422 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 00:46:36,422 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-10-14 00:46:36,422 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 00:46:36,423 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,423 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,423 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,423 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,423 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,423 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-10-14 00:46:36,423 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-10-14 00:46:36,424 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-10-14 00:46:36,424 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-14 00:46:36,424 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-14 00:46:36,424 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-10-14 00:46:36,424 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-14 00:46:36,424 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-10-14 00:46:36,424 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-10-14 00:46:36,425 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-10-14 00:46:36,425 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-10-14 00:46:36,425 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-10-14 00:46:36,425 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-10-14 00:46:36,425 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,425 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,425 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,425 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,426 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-10-14 00:46:36,426 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,426 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-10-14 00:46:36,426 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-14 00:46:36,426 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-14 00:46:36,426 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-14 00:46:36,426 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-14 00:46:36,428 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-14 00:46:36,428 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-10-14 00:46:36,428 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-10-14 00:46:36,428 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-10-14 00:46:36,428 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-10-14 00:46:36,428 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-10-14 00:46:36,428 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-10-14 00:46:36,430 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-10-14 00:46:36,430 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-10-14 00:46:36,430 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-10-14 00:46:36,430 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,432 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,433 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,433 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,433 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,433 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 505) no Hoare annotation was computed. [2020-10-14 00:46:36,433 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-10-14 00:46:36,434 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-10-14 00:46:36,434 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-10-14 00:46:36,434 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-14 00:46:36,434 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-14 00:46:36,434 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-10-14 00:46:36,434 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-14 00:46:36,434 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-14 00:46:36,434 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-10-14 00:46:36,435 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-10-14 00:46:36,435 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-10-14 00:46:36,435 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,436 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,437 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,437 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,437 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,437 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-10-14 00:46:36,437 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-10-14 00:46:36,437 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-10-14 00:46:36,437 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-14 00:46:36,437 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-14 00:46:36,438 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-14 00:46:36,438 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-14 00:46:36,438 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-10-14 00:46:36,438 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-10-14 00:46:36,438 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-10-14 00:46:36,438 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-10-14 00:46:36,439 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-10-14 00:46:36,441 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-10-14 00:46:36,441 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,441 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,442 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,442 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,442 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,442 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-10-14 00:46:36,442 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-14 00:46:36,442 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-14 00:46:36,442 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-10-14 00:46:36,442 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-14 00:46:36,443 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-14 00:46:36,443 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-10-14 00:46:36,443 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-10-14 00:46:36,443 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-10-14 00:46:36,443 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-10-14 00:46:36,443 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-10-14 00:46:36,443 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-10-14 00:46:36,443 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-10-14 00:46:36,443 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-10-14 00:46:36,444 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-10-14 00:46:36,444 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-10-14 00:46:36,444 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,444 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,444 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,444 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,444 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-10-14 00:46:36,444 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,444 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-10-14 00:46:36,445 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,445 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-10-14 00:46:36,446 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-10-14 00:46:36,447 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-10-14 00:46:36,447 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,447 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,447 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-14 00:46:36,447 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-14 00:46:36,447 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-10-14 00:46:36,447 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-14 00:46:36,447 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-14 00:46:36,448 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-14 00:46:36,448 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-10-14 00:46:36,448 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-10-14 00:46:36,448 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-10-14 00:46:36,448 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-10-14 00:46:36,448 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-10-14 00:46:36,448 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,448 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,448 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,449 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,449 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,449 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,449 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-10-14 00:46:36,449 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-14 00:46:36,450 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-14 00:46:36,450 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-14 00:46:36,450 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-14 00:46:36,450 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-14 00:46:36,450 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-14 00:46:36,450 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-10-14 00:46:36,450 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-10-14 00:46:36,450 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-10-14 00:46:36,451 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-10-14 00:46:36,451 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,451 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,451 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,451 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,451 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,451 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,451 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-10-14 00:46:36,451 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-10-14 00:46:36,452 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-10-14 00:46:36,452 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-14 00:46:36,452 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-14 00:46:36,452 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-10-14 00:46:36,452 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-14 00:46:36,452 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-14 00:46:36,452 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-14 00:46:36,452 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-10-14 00:46:36,452 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-10-14 00:46:36,453 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-10-14 00:46:36,453 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-10-14 00:46:36,453 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-10-14 00:46:36,453 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,453 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,453 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,454 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse14 (= ~a28~0 |old(~a28~0)|)) (.cse12 (= ~a25~0 |old(~a25~0)|)) (.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse2 (= ~a11~0 |old(~a11~0)|)) (.cse3 (= ~a25~0 1)) (.cse4 (= ~a19~0 |old(~a19~0)|)) (.cse11 (= |old(~a25~0)| 1))) (let ((.cse0 (not .cse11)) (.cse6 (not (= 10 |old(~a28~0)|))) (.cse8 (and .cse1 .cse2 .cse3 .cse4 (= ~a28~0 10))) (.cse5 (and .cse14 .cse1 .cse2 .cse12 .cse4)) (.cse9 (and (not (<= |old(~a11~0)| 0)) (not (< 1 |old(~a11~0)|)))) (.cse13 (not (<= |old(~a25~0)| 0))) (.cse7 (not (= |old(~a19~0)| 1))) (.cse10 (not (<= |old(~a28~0)| 8)))) (and (or .cse0 (and .cse1 .cse2 .cse3 (= ~a28~0 9) .cse4) (not (= 9 |old(~a28~0)|))) (or .cse5 (not (<= |old(~a17~0)| 7))) (or .cse0 .cse6 .cse7 .cse8) (or .cse0 .cse6 .cse9 .cse8) (or .cse5 .cse10 .cse9) (or .cse5 .cse10 .cse11) (or .cse7 .cse5 .cse9) (or .cse7 (and .cse1 .cse2 .cse12 (<= ~a28~0 8) (<= 8 ~a28~0) .cse4) .cse10 (not (<= 8 |old(~a28~0)|))) (or .cse7 .cse5 .cse13) (or .cse5 .cse9 .cse13) (or (not (= 9 |old(~a17~0)|)) .cse7 .cse10 (and .cse14 .cse2 (= ~a17~0 9) .cse12 .cse4))))) [2020-10-14 00:46:36,454 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,454 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,454 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,454 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-10-14 00:46:36,455 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-10-14 00:46:36,455 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-10-14 00:46:36,455 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-14 00:46:36,455 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-14 00:46:36,455 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-14 00:46:36,455 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-14 00:46:36,455 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-14 00:46:36,455 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-14 00:46:36,455 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-10-14 00:46:36,456 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-10-14 00:46:36,456 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-10-14 00:46:36,456 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-10-14 00:46:36,456 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,456 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,456 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,457 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,457 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,457 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,457 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-10-14 00:46:36,457 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-10-14 00:46:36,457 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-14 00:46:36,457 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-14 00:46:36,458 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-14 00:46:36,458 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-14 00:46:36,458 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-14 00:46:36,458 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-14 00:46:36,458 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-10-14 00:46:36,458 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-10-14 00:46:36,458 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-10-14 00:46:36,458 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-10-14 00:46:36,458 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-10-14 00:46:36,459 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-10-14 00:46:36,459 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-10-14 00:46:36,459 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-10-14 00:46:36,459 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,459 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,459 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,459 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,459 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:36,459 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-10-14 00:46:36,460 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-10-14 00:46:36,460 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-10-14 00:46:36,460 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-10-14 00:46:36,460 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-10-14 00:46:36,460 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-14 00:46:36,460 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-14 00:46:36,460 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-14 00:46:36,460 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-14 00:46:36,461 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-14 00:46:36,461 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-10-14 00:46:36,461 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-10-14 00:46:36,461 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-10-14 00:46:36,461 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-10-14 00:46:36,461 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-10-14 00:46:36,461 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-10-14 00:46:36,461 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-10-14 00:46:36,461 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-10-14 00:46:36,462 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-10-14 00:46:36,462 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 00:46:36,462 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (or (<= ~a11~0 0) (< 1 ~a11~0)) (= ~a19~0 1) (<= ~a28~0 8) (<= ~a25~0 0)) [2020-10-14 00:46:36,462 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 00:46:36,462 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 00:46:36,463 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= |old(~a19~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (not (<= |old(~a28~0)| 8)) (and (not (<= |old(~a11~0)| 0)) (not (< 1 |old(~a11~0)|))) (not (<= |old(~a25~0)| 0))) [2020-10-14 00:46:36,463 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse5 (<= ~a25~0 0)) (.cse2 (= ~a19~0 1)) (.cse1 (<= ~a28~0 8)) (.cse6 (= ~a19~0 |old(~a19~0)|)) (.cse0 (or (<= ~a11~0 0) (< 1 ~a11~0))) (.cse3 (= ~a25~0 1)) (.cse4 (= ~a28~0 10))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (not (= |old(~a19~0)| 1)) (and .cse2 .cse5) (not (<= |old(~a28~0)| 8)) (and .cse3 (= ~a28~0 9)) (not (<= |old(~a25~0)| 0)) (<= ~a17~0 7) (and .cse0 .cse5) (and (not (<= |old(~a11~0)| 0)) (not (< 1 |old(~a11~0)|))) (and .cse2 (= ~a17~0 9) .cse1) (and .cse0 .cse6) (and .cse1 (not .cse3)) (and .cse1 (<= 8 ~a28~0) .cse6) (and .cse0 .cse3 .cse4))) [2020-10-14 00:46:36,463 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-10-14 00:46:36,463 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-10-14 00:46:36,464 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse5 (<= ~a25~0 0)) (.cse2 (= ~a19~0 1)) (.cse1 (<= ~a28~0 8)) (.cse6 (= ~a19~0 |old(~a19~0)|)) (.cse0 (or (<= ~a11~0 0) (< 1 ~a11~0))) (.cse3 (= ~a25~0 1)) (.cse4 (= ~a28~0 10))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (not (= |old(~a19~0)| 1)) (and .cse2 .cse5) (not (<= |old(~a28~0)| 8)) (and .cse3 (= ~a28~0 9)) (not (<= |old(~a25~0)| 0)) (<= ~a17~0 7) (and .cse0 .cse5) (and (not (<= |old(~a11~0)| 0)) (not (< 1 |old(~a11~0)|))) (and .cse2 (= ~a17~0 9) .cse1) (and .cse0 .cse6) (and .cse1 (not .cse3)) (and .cse1 (<= 8 ~a28~0) .cse6) (and .cse0 .cse3 .cse4))) [2020-10-14 00:46:36,464 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-10-14 00:46:36,464 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-10-14 00:46:36,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 12:46:36 BoogieIcfgContainer [2020-10-14 00:46:36,500 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 00:46:36,502 INFO L168 Benchmark]: Toolchain (without parser) took 49763.37 ms. Allocated memory was 141.6 MB in the beginning and 902.3 MB in the end (delta: 760.7 MB). Free memory was 103.6 MB in the beginning and 751.9 MB in the end (delta: -648.2 MB). Peak memory consumption was 780.1 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:36,503 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-14 00:46:36,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 752.55 ms. Allocated memory was 141.6 MB in the beginning and 205.0 MB in the end (delta: 63.4 MB). Free memory was 103.4 MB in the beginning and 172.4 MB in the end (delta: -69.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:36,505 INFO L168 Benchmark]: Boogie Preprocessor took 100.52 ms. Allocated memory is still 205.0 MB. Free memory was 172.4 MB in the beginning and 167.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:36,505 INFO L168 Benchmark]: RCFGBuilder took 1305.58 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 167.0 MB in the beginning and 176.3 MB in the end (delta: -9.3 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:36,506 INFO L168 Benchmark]: TraceAbstraction took 47597.50 ms. Allocated memory was 236.5 MB in the beginning and 902.3 MB in the end (delta: 665.8 MB). Free memory was 176.3 MB in the beginning and 751.9 MB in the end (delta: -575.6 MB). Peak memory consumption was 757.8 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:36,510 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 752.55 ms. Allocated memory was 141.6 MB in the beginning and 205.0 MB in the end (delta: 63.4 MB). Free memory was 103.4 MB in the beginning and 172.4 MB in the end (delta: -69.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.52 ms. Allocated memory is still 205.0 MB. Free memory was 172.4 MB in the beginning and 167.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1305.58 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 167.0 MB in the beginning and 176.3 MB in the end (delta: -9.3 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 47597.50 ms. Allocated memory was 236.5 MB in the beginning and 902.3 MB in the end (delta: 665.8 MB). Free memory was 176.3 MB in the beginning and 751.9 MB in the end (delta: -575.6 MB). Peak memory consumption was 757.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 505]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((((a11 <= 0 || 1 < a11) && a28 <= 8) || ((a19 == 1 && a25 == 1) && a28 == 10)) || !(\old(a19) == 1)) || (a19 == 1 && a25 <= 0)) || !(\old(a28) <= 8)) || (a25 == 1 && a28 == 9)) || !(\old(a25) <= 0)) || a17 <= 7) || ((a11 <= 0 || 1 < a11) && a25 <= 0)) || (!(\old(a11) <= 0) && !(1 < \old(a11)))) || ((a19 == 1 && a17 == 9) && a28 <= 8)) || ((a11 <= 0 || 1 < a11) && a19 == \old(a19))) || (a28 <= 8 && !(a25 == 1))) || ((a28 <= 8 && 8 <= a28) && a19 == \old(a19))) || (((a11 <= 0 || 1 < a11) && a25 == 1) && a28 == 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 43.2s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 15.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 405 SDtfs, 3845 SDslu, 493 SDs, 0 SdLazy, 8664 SolverSat, 1138 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 142 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3437occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 192 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 155 PreInvPairs, 257 NumberOfFragments, 666 HoareAnnotationTreeSize, 155 FomulaSimplifications, 509096 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 38176 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 26.1s InterpolantComputationTime, 1586 NumberOfCodeBlocks, 1586 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1576 ConstructedInterpolants, 0 QuantifiedInterpolants, 1016677 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 476/489 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...