/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=NARROWEST --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/Problem16_label48.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 09:23:45,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 09:23:45,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 09:23:45,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 09:23:45,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 09:23:45,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 09:23:45,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 09:23:45,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 09:23:45,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 09:23:45,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 09:23:45,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 09:23:45,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 09:23:45,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 09:23:45,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 09:23:45,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 09:23:45,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 09:23:45,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 09:23:45,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 09:23:45,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 09:23:45,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 09:23:45,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 09:23:45,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 09:23:45,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 09:23:45,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 09:23:45,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 09:23:45,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 09:23:45,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 09:23:45,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 09:23:45,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 09:23:45,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 09:23:45,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 09:23:45,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 09:23:45,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 09:23:45,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 09:23:45,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 09:23:45,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 09:23:45,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 09:23:45,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 09:23:45,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 09:23:45,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 09:23:45,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 09:23:45,667 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 [2020-10-13 09:23:45,689 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 09:23:45,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 09:23:45,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 09:23:45,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 09:23:45,691 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 09:23:45,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 09:23:45,691 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 09:23:45,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 09:23:45,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 09:23:45,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 09:23:45,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 09:23:45,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 09:23:45,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 09:23:45,693 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 09:23:45,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 09:23:45,693 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 09:23:45,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 09:23:45,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 09:23:45,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 09:23:45,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 09:23:45,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 09:23:45,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 09:23:45,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 09:23:45,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 09:23:45,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 09:23:45,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 09:23:45,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 09:23:45,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 09:23:45,696 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 09:23:45,696 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 09:23:45,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 09:23:45,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 09:23:46,003 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 09:23:46,005 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 09:23:46,005 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 09:23:46,006 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label48.c [2020-10-13 09:23:46,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e0a407e3/ea69dc07d7d64564ab40605fea3b12b0/FLAGfbfac2a25 [2020-10-13 09:23:46,707 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 09:23:46,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label48.c [2020-10-13 09:23:46,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e0a407e3/ea69dc07d7d64564ab40605fea3b12b0/FLAGfbfac2a25 [2020-10-13 09:23:46,863 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e0a407e3/ea69dc07d7d64564ab40605fea3b12b0 [2020-10-13 09:23:46,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 09:23:46,875 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 09:23:46,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 09:23:46,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 09:23:46,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 09:23:46,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:23:46" (1/1) ... [2020-10-13 09:23:46,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d693c5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:46, skipping insertion in model container [2020-10-13 09:23:46,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:23:46" (1/1) ... [2020-10-13 09:23:46,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 09:23:46,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 09:23:47,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:23:47,932 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 09:23:48,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:23:48,375 INFO L208 MainTranslator]: Completed translation [2020-10-13 09:23:48,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48 WrapperNode [2020-10-13 09:23:48,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 09:23:48,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 09:23:48,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 09:23:48,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 09:23:48,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48" (1/1) ... [2020-10-13 09:23:48,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48" (1/1) ... [2020-10-13 09:23:48,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48" (1/1) ... [2020-10-13 09:23:48,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48" (1/1) ... [2020-10-13 09:23:48,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48" (1/1) ... [2020-10-13 09:23:48,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48" (1/1) ... [2020-10-13 09:23:48,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48" (1/1) ... [2020-10-13 09:23:48,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 09:23:48,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 09:23:48,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 09:23:48,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 09:23:48,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48" (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 [2020-10-13 09:23:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 09:23:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 09:23:48,693 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-13 09:23:48,693 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-13 09:23:48,693 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 09:23:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-13 09:23:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-13 09:23:48,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 09:23:48,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 09:23:48,695 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 09:23:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 09:23:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 09:23:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 09:23:50,867 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 09:23:50,867 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 09:23:50,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:23:50 BoogieIcfgContainer [2020-10-13 09:23:50,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 09:23:50,877 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 09:23:50,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 09:23:50,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 09:23:50,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:23:46" (1/3) ... [2020-10-13 09:23:50,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab6f952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:23:50, skipping insertion in model container [2020-10-13 09:23:50,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:48" (2/3) ... [2020-10-13 09:23:50,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab6f952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:23:50, skipping insertion in model container [2020-10-13 09:23:50,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:23:50" (3/3) ... [2020-10-13 09:23:50,885 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label48.c [2020-10-13 09:23:50,897 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 09:23:50,906 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 09:23:50,920 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 09:23:50,948 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 09:23:50,948 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 09:23:50,949 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 09:23:50,949 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 09:23:50,949 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 09:23:50,949 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 09:23:50,949 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 09:23:50,949 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 09:23:50,977 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2020-10-13 09:23:50,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-13 09:23:50,988 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:23:50,989 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] [2020-10-13 09:23:50,989 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:23:50,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:23:50,996 INFO L82 PathProgramCache]: Analyzing trace with hash -241070563, now seen corresponding path program 1 times [2020-10-13 09:23:51,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:23:51,005 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1909567544] [2020-10-13 09:23:51,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:23:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:51,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:51,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:51,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-13 09:23:51,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:51,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 551 [2020-10-13 09:23:51,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:51,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 09:23:51,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 09:23:51,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-13 09:23:51,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 09:23:51,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:23:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:51,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:51,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:51,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:23:51,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:51,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 09:23:51,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:51,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:23:51,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:51,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 09:23:51,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:51,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 09:23:51,922 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1909567544] [2020-10-13 09:23:51,925 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 09:23:51,925 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 09:23:51,926 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276519598] [2020-10-13 09:23:51,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:23:51,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:23:51,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:23:51,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:23:51,951 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 5 states. [2020-10-13 09:23:57,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:23:57,498 INFO L93 Difference]: Finished difference Result 1515 states and 2848 transitions. [2020-10-13 09:23:57,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:23:57,501 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2020-10-13 09:23:57,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:23:57,536 INFO L225 Difference]: With dead ends: 1515 [2020-10-13 09:23:57,536 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:23:57,545 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 [2020-10-13 09:23:57,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:23:57,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:23:57,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:23:57,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1666 transitions. [2020-10-13 09:23:57,678 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1666 transitions. Word has length 70 [2020-10-13 09:23:57,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:23:57,678 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1666 transitions. [2020-10-13 09:23:57,679 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:23:57,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1666 transitions. [2020-10-13 09:23:57,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-13 09:23:57,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:23:57,691 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:23:57,692 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 09:23:57,692 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:23:57,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:23:57,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1463310696, now seen corresponding path program 1 times [2020-10-13 09:23:57,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:23:57,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1467171622] [2020-10-13 09:23:57,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:23:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:57,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:57,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:58,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:58,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:58,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:02,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:02,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:02,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-13 09:24:02,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:24:02,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5060 [2020-10-13 09:24:02,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 179 [2020-10-13 09:24:02,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-13 09:24:02,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 09:24:02,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:03,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:03,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:03,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:03,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:03,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 09:24:03,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:03,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:03,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:03,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:03,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:03,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:03,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:03,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:03,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:24:03,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:03,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 09:24:03,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:03,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:03,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:03,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:03,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:03,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:24:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:03,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:03,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:03,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-13 09:24:03,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:03,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 137 [2020-10-13 09:24:03,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:03,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:03,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:03,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-13 09:24:03,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:03,374 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:24:03,375 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1467171622] [2020-10-13 09:24:03,375 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:03,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:24:03,375 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329346069] [2020-10-13 09:24:03,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:24:03,379 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:03,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:24:03,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:24:03,380 INFO L87 Difference]: Start difference. First operand 1031 states and 1666 transitions. Second operand 5 states. [2020-10-13 09:24:05,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:05,872 INFO L93 Difference]: Finished difference Result 2088 states and 3369 transitions. [2020-10-13 09:24:05,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:24:05,873 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 237 [2020-10-13 09:24:05,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:05,886 INFO L225 Difference]: With dead ends: 2088 [2020-10-13 09:24:05,886 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:24:05,890 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:24:05,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:24:05,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:24:05,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:24:05,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1664 transitions. [2020-10-13 09:24:05,938 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1664 transitions. Word has length 237 [2020-10-13 09:24:05,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:05,941 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1664 transitions. [2020-10-13 09:24:05,941 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:24:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1664 transitions. [2020-10-13 09:24:05,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-13 09:24:05,952 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:05,953 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:24:05,953 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 09:24:05,953 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:05,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:05,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1789466551, now seen corresponding path program 1 times [2020-10-13 09:24:05,954 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:05,954 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1802039979] [2020-10-13 09:24:05,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:06,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:06,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:06,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:06,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:09,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:09,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:11,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:11,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 258 [2020-10-13 09:24:11,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:24:11,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-13 09:24:11,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 188 [2020-10-13 09:24:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-13 09:24:11,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:11,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:11,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:11,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:11,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:11,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:11,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:24:11,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:11,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:11,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:11,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:11,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:11,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:11,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:11,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:11,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:24:11,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:11,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 09:24:11,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:11,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:11,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:11,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:11,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:24:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:11,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:11,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:11,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-13 09:24:11,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:11,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-13 09:24:11,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:11,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:11,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:11,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-13 09:24:11,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:11,511 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:24:11,512 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1802039979] [2020-10-13 09:24:11,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:11,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:24:11,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326605495] [2020-10-13 09:24:11,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:24:11,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:11,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:24:11,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:24:11,518 INFO L87 Difference]: Start difference. First operand 1031 states and 1664 transitions. Second operand 5 states. [2020-10-13 09:24:14,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:14,168 INFO L93 Difference]: Finished difference Result 2095 states and 3372 transitions. [2020-10-13 09:24:14,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:24:14,169 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 246 [2020-10-13 09:24:14,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:14,178 INFO L225 Difference]: With dead ends: 2095 [2020-10-13 09:24:14,178 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:24:14,182 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:24:14,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:24:14,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:24:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:24:14,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1662 transitions. [2020-10-13 09:24:14,222 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1662 transitions. Word has length 246 [2020-10-13 09:24:14,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:14,232 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1662 transitions. [2020-10-13 09:24:14,232 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:24:14,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1662 transitions. [2020-10-13 09:24:14,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-10-13 09:24:14,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:14,238 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:24:14,238 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 09:24:14,238 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:14,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:14,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1972426264, now seen corresponding path program 1 times [2020-10-13 09:24:14,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:14,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2046838218] [2020-10-13 09:24:14,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:14,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:14,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:14,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:14,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:17,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:18,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:19,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:19,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 273 [2020-10-13 09:24:19,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:24:19,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 09:24:19,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:19,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:24:19,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 203 [2020-10-13 09:24:19,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 09:24:19,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:19,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:19,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:19,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:19,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:19,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:19,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 09:24:19,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:19,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:19,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:19,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:19,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:19,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:19,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:19,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:19,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:24:19,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:19,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 09:24:19,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:19,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:19,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:19,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:19,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:19,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:24:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:19,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:19,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:19,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-13 09:24:19,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:19,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-10-13 09:24:19,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:19,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:19,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:19,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-13 09:24:19,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:24:20,053 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2046838218] [2020-10-13 09:24:20,053 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:20,054 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 09:24:20,054 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867137332] [2020-10-13 09:24:20,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 09:24:20,055 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:20,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 09:24:20,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-13 09:24:20,059 INFO L87 Difference]: Start difference. First operand 1031 states and 1662 transitions. Second operand 8 states. [2020-10-13 09:24:22,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:22,809 INFO L93 Difference]: Finished difference Result 2132 states and 3412 transitions. [2020-10-13 09:24:22,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 09:24:22,810 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 261 [2020-10-13 09:24:22,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:22,817 INFO L225 Difference]: With dead ends: 2132 [2020-10-13 09:24:22,817 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:24:22,821 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:24:22,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:24:22,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:24:22,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:24:22,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1656 transitions. [2020-10-13 09:24:22,855 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1656 transitions. Word has length 261 [2020-10-13 09:24:22,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:22,855 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1656 transitions. [2020-10-13 09:24:22,856 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 09:24:22,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1656 transitions. [2020-10-13 09:24:22,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-10-13 09:24:22,860 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:22,861 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:24:22,861 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 09:24:22,861 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:22,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:22,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1697977268, now seen corresponding path program 1 times [2020-10-13 09:24:22,862 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:22,862 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [752997261] [2020-10-13 09:24:22,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:22,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:22,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:23,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:23,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:24,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:26,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:27,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:27,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 315 [2020-10-13 09:24:27,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:24:27,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-13 09:24:27,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:27,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 09:24:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:24:27,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:28,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:28,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:28,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:28,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:28,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:28,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 09:24:28,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:28,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:28,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:28,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 09:24:28,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:28,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:28,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:28,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:24:28,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:28,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-13 09:24:28,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:28,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:28,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:28,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-13 09:24:28,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:28,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:24:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:28,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:28,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:28,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:28,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:24:28,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:24:28,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 383 [2020-10-13 09:24:28,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:28,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:28,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:24:28,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:24:28,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:29,542 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 198 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:24:29,542 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [752997261] [2020-10-13 09:24:29,543 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:29,543 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 09:24:29,543 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862265392] [2020-10-13 09:24:29,544 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 09:24:29,544 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:29,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 09:24:29,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:24:29,545 INFO L87 Difference]: Start difference. First operand 1031 states and 1656 transitions. Second operand 6 states. [2020-10-13 09:24:33,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:33,077 INFO L93 Difference]: Finished difference Result 2185 states and 3453 transitions. [2020-10-13 09:24:33,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:24:33,079 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 303 [2020-10-13 09:24:33,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:33,086 INFO L225 Difference]: With dead ends: 2185 [2020-10-13 09:24:33,086 INFO L226 Difference]: Without dead ends: 1096 [2020-10-13 09:24:33,090 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-13 09:24:33,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1096 states. [2020-10-13 09:24:33,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1096 to 1031. [2020-10-13 09:24:33,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:24:33,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1462 transitions. [2020-10-13 09:24:33,127 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1462 transitions. Word has length 303 [2020-10-13 09:24:33,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:33,128 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1462 transitions. [2020-10-13 09:24:33,128 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 09:24:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1462 transitions. [2020-10-13 09:24:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2020-10-13 09:24:33,134 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:33,134 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-13 09:24:33,135 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 09:24:33,135 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:33,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:33,135 INFO L82 PathProgramCache]: Analyzing trace with hash -192191232, now seen corresponding path program 1 times [2020-10-13 09:24:33,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:33,136 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [707046687] [2020-10-13 09:24:33,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:33,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:33,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:33,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:35,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:35,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:36,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:38,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:38,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 325 [2020-10-13 09:24:38,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:24:38,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-13 09:24:38,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:38,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:38,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-13 09:24:38,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:24:38,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:38,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:38,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:38,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:38,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:38,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:38,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:24:38,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:38,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:38,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:38,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:38,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:38,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:38,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:38,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:38,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-13 09:24:38,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:38,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 09:24:38,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:38,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:38,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:38,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-13 09:24:38,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:38,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 09:24:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:38,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:38,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:38,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:38,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:24:38,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:24:38,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 361 [2020-10-13 09:24:38,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:24:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:24:38,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:39,409 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 208 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:24:39,410 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [707046687] [2020-10-13 09:24:39,411 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:39,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 09:24:39,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631973607] [2020-10-13 09:24:39,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 09:24:39,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:39,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 09:24:39,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:24:39,413 INFO L87 Difference]: Start difference. First operand 1031 states and 1462 transitions. Second operand 6 states. [2020-10-13 09:24:42,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:42,208 INFO L93 Difference]: Finished difference Result 2185 states and 3065 transitions. [2020-10-13 09:24:42,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:24:42,209 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 313 [2020-10-13 09:24:42,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:42,215 INFO L225 Difference]: With dead ends: 2185 [2020-10-13 09:24:42,216 INFO L226 Difference]: Without dead ends: 1096 [2020-10-13 09:24:42,219 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-13 09:24:42,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1096 states. [2020-10-13 09:24:42,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1096 to 1031. [2020-10-13 09:24:42,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:24:42,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1403 transitions. [2020-10-13 09:24:42,250 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1403 transitions. Word has length 313 [2020-10-13 09:24:42,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:42,250 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1403 transitions. [2020-10-13 09:24:42,250 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 09:24:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1403 transitions. [2020-10-13 09:24:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2020-10-13 09:24:42,256 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:42,256 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-13 09:24:42,257 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 09:24:42,257 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:42,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:42,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1545576264, now seen corresponding path program 1 times [2020-10-13 09:24:42,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:42,258 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [140769079] [2020-10-13 09:24:42,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:42,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:42,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:42,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:43,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:43,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:45,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:47,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:47,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 329 [2020-10-13 09:24:47,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:24:47,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4889 [2020-10-13 09:24:47,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:47,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:47,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 99 [2020-10-13 09:24:47,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:24:47,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:47,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:47,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:47,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:47,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:47,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:47,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:24:47,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:47,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:47,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:47,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:47,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:47,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:47,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:47,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:47,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-13 09:24:47,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:47,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 09:24:47,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:47,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:47,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:47,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-13 09:24:47,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 25 [2020-10-13 09:24:47,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 09:24:47,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:47,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:47,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:47,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:47,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:24:47,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:24:47,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 461 [2020-10-13 09:24:47,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:24:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:24:47,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:48,588 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 212 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:24:48,588 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [140769079] [2020-10-13 09:24:48,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:48,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 09:24:48,588 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176256985] [2020-10-13 09:24:48,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 09:24:48,589 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:48,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 09:24:48,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:24:48,590 INFO L87 Difference]: Start difference. First operand 1031 states and 1403 transitions. Second operand 7 states. [2020-10-13 09:24:51,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:51,837 INFO L93 Difference]: Finished difference Result 2211 states and 3007 transitions. [2020-10-13 09:24:51,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 09:24:51,838 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 317 [2020-10-13 09:24:51,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:51,845 INFO L225 Difference]: With dead ends: 2211 [2020-10-13 09:24:51,845 INFO L226 Difference]: Without dead ends: 1113 [2020-10-13 09:24:51,849 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:24:51,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2020-10-13 09:24:51,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1031. [2020-10-13 09:24:51,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:24:51,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1289 transitions. [2020-10-13 09:24:51,881 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1289 transitions. Word has length 317 [2020-10-13 09:24:51,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:51,881 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1289 transitions. [2020-10-13 09:24:51,881 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 09:24:51,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1289 transitions. [2020-10-13 09:24:51,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2020-10-13 09:24:51,888 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:51,888 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-13 09:24:51,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 09:24:51,889 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:51,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:51,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1752498900, now seen corresponding path program 1 times [2020-10-13 09:24:51,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:51,890 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1395924585] [2020-10-13 09:24:51,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:51,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:51,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:52,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:54,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:54,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:54,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:56,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:56,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 351 [2020-10-13 09:24:56,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:24:56,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-13 09:24:56,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:56,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:24:56,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 09:24:56,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-13 09:24:56,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:56,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:57,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:57,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:57,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:57,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:57,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:24:57,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:57,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:57,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:57,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:57,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:57,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:57,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:57,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:57,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-13 09:24:57,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:57,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 09:24:57,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:57,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:57,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:57,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-13 09:24:57,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:57,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 09:24:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:57,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:57,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:57,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:57,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:24:57,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:24:57,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 275 [2020-10-13 09:24:57,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:57,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:24:57,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:24:57,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:24:57,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 234 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:24:57,978 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1395924585] [2020-10-13 09:24:57,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:57,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 09:24:57,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117622952] [2020-10-13 09:24:57,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 09:24:57,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:57,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 09:24:57,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-13 09:24:57,980 INFO L87 Difference]: Start difference. First operand 1031 states and 1289 transitions. Second operand 10 states. [2020-10-13 09:24:59,744 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2020-10-13 09:24:59,920 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-10-13 09:25:02,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:25:02,071 INFO L93 Difference]: Finished difference Result 2291 states and 2854 transitions. [2020-10-13 09:25:02,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 09:25:02,072 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 339 [2020-10-13 09:25:02,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:25:02,079 INFO L225 Difference]: With dead ends: 2291 [2020-10-13 09:25:02,079 INFO L226 Difference]: Without dead ends: 1177 [2020-10-13 09:25:02,083 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=127, Invalid=335, Unknown=0, NotChecked=0, Total=462 [2020-10-13 09:25:02,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1177 states. [2020-10-13 09:25:02,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1177 to 1033. [2020-10-13 09:25:02,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1033 states. [2020-10-13 09:25:02,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1252 transitions. [2020-10-13 09:25:02,119 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1252 transitions. Word has length 339 [2020-10-13 09:25:02,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:25:02,120 INFO L479 AbstractCegarLoop]: Abstraction has 1033 states and 1252 transitions. [2020-10-13 09:25:02,120 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 09:25:02,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1252 transitions. [2020-10-13 09:25:02,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2020-10-13 09:25:02,123 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:25:02,123 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-13 09:25:02,123 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 09:25:02,124 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:25:02,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:25:02,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1878890268, now seen corresponding path program 1 times [2020-10-13 09:25:02,124 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:25:02,125 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1328488445] [2020-10-13 09:25:02,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:25:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:02,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:02,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:02,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:04,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:05,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:05,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 355 [2020-10-13 09:25:05,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 09:25:05,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2965 [2020-10-13 09:25:05,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:05,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:25:05,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 285 [2020-10-13 09:25:05,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-13 09:25:05,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:05,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:25:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:05,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:05,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:05,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:25:05,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:05,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:25:05,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:05,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:25:05,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:05,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:25:05,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:05,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:25:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:05,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:05,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:05,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-13 09:25:05,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:05,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 09:25:05,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:05,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:25:05,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:05,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:25:05,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:05,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 09:25:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:05,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:05,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:05,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:25:05,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:05,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 09:25:05,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:25:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 153 [2020-10-13 09:25:05,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:05,420 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-13 09:25:05,420 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1328488445] [2020-10-13 09:25:05,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:25:05,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:25:05,421 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909858295] [2020-10-13 09:25:05,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:25:05,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:25:05,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:25:05,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:25:05,423 INFO L87 Difference]: Start difference. First operand 1033 states and 1252 transitions. Second operand 5 states. [2020-10-13 09:25:08,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:25:08,014 INFO L93 Difference]: Finished difference Result 2752 states and 3401 transitions. [2020-10-13 09:25:08,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:25:08,015 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 343 [2020-10-13 09:25:08,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:25:08,022 INFO L225 Difference]: With dead ends: 2752 [2020-10-13 09:25:08,023 INFO L226 Difference]: Without dead ends: 1725 [2020-10-13 09:25:08,026 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:25:08,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1725 states. [2020-10-13 09:25:08,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1725 to 1716. [2020-10-13 09:25:08,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1716 states. [2020-10-13 09:25:08,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 2062 transitions. [2020-10-13 09:25:08,068 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 2062 transitions. Word has length 343 [2020-10-13 09:25:08,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:25:08,068 INFO L479 AbstractCegarLoop]: Abstraction has 1716 states and 2062 transitions. [2020-10-13 09:25:08,069 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:25:08,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2062 transitions. [2020-10-13 09:25:08,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2020-10-13 09:25:08,073 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:25:08,073 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-13 09:25:08,074 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 09:25:08,074 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:25:08,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:25:08,074 INFO L82 PathProgramCache]: Analyzing trace with hash -2004512449, now seen corresponding path program 1 times [2020-10-13 09:25:08,074 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:25:08,075 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [993607092] [2020-10-13 09:25:08,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:25:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:08,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:08,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:08,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:08,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:10,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:10,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:13,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:13,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 429 [2020-10-13 09:25:13,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:25:13,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-13 09:25:13,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:13,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:25:13,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 359 [2020-10-13 09:25:13,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-13 09:25:13,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:13,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:25:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:13,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:13,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:13,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:25:13,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:13,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 09:25:13,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:25:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:25:13,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:13,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:25:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:13,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:13,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:13,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-13 09:25:13,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:13,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 09:25:13,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:13,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:25:13,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:25:13,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:13,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 09:25:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:13,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:13,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:13,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:25:13,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:13,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 09:25:13,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:13,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:25:13,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:25:13,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:13,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2020-10-13 09:25:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:13,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:13,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:13,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 09:25:13,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:13,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 09:25:13,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:13,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:25:13,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:13,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 09:25:13,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:13,636 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 192 proven. 3 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2020-10-13 09:25:13,636 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [993607092] [2020-10-13 09:25:13,637 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:25:13,637 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 09:25:13,637 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641469249] [2020-10-13 09:25:13,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 09:25:13,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:25:13,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 09:25:13,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-13 09:25:13,638 INFO L87 Difference]: Start difference. First operand 1716 states and 2062 transitions. Second operand 8 states. [2020-10-13 09:25:15,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:25:15,584 INFO L93 Difference]: Finished difference Result 3158 states and 3762 transitions. [2020-10-13 09:25:15,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 09:25:15,585 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 415 [2020-10-13 09:25:15,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:25:15,586 INFO L225 Difference]: With dead ends: 3158 [2020-10-13 09:25:15,586 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 09:25:15,592 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:25:15,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 09:25:15,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 09:25:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 09:25:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 09:25:15,593 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 415 [2020-10-13 09:25:15,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:25:15,594 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 09:25:15,594 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 09:25:15,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 09:25:15,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 09:25:15,594 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 09:25:15,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 09:25:15,906 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 159 [2020-10-13 09:25:16,297 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 159 [2020-10-13 09:25:16,610 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 32 [2020-10-13 09:25:16,831 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 28 [2020-10-13 09:25:17,429 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 58 [2020-10-13 09:25:17,774 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 60 [2020-10-13 09:25:18,133 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 32 [2020-10-13 09:25:18,137 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:25:18,138 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a18~0 |old(~a18~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-10-13 09:25:18,138 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:25:18,138 INFO L268 CegarLoopResult]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,138 INFO L268 CegarLoopResult]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:25:18,138 INFO L268 CegarLoopResult]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,138 INFO L268 CegarLoopResult]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,138 INFO L268 CegarLoopResult]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,139 INFO L268 CegarLoopResult]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,139 INFO L268 CegarLoopResult]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,139 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,139 INFO L268 CegarLoopResult]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,139 INFO L268 CegarLoopResult]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,139 INFO L268 CegarLoopResult]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,139 INFO L268 CegarLoopResult]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,142 INFO L268 CegarLoopResult]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,142 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,142 INFO L268 CegarLoopResult]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,142 INFO L268 CegarLoopResult]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,142 INFO L268 CegarLoopResult]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,142 INFO L268 CegarLoopResult]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,142 INFO L268 CegarLoopResult]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,142 INFO L268 CegarLoopResult]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,143 INFO L268 CegarLoopResult]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,143 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,143 INFO L268 CegarLoopResult]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,143 INFO L268 CegarLoopResult]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,144 INFO L268 CegarLoopResult]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,144 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,145 INFO L268 CegarLoopResult]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,145 INFO L268 CegarLoopResult]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,145 INFO L268 CegarLoopResult]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,146 INFO L264 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse0 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or (= 10 |old(~a16~0)|) (and (= 3 |old(~a15~0)|) (= 5 |old(~a12~0)|) (= 8 |old(~a16~0)|)) .cse0) (or .cse0 (not (<= 4 |old(~a15~0)|))))) [2020-10-13 09:25:18,146 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,146 INFO L268 CegarLoopResult]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,146 INFO L268 CegarLoopResult]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,146 INFO L268 CegarLoopResult]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,147 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,147 INFO L268 CegarLoopResult]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,147 INFO L268 CegarLoopResult]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,147 INFO L268 CegarLoopResult]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:25:18,147 INFO L268 CegarLoopResult]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,147 INFO L268 CegarLoopResult]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,148 INFO L268 CegarLoopResult]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,148 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,148 INFO L268 CegarLoopResult]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,149 INFO L268 CegarLoopResult]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,149 INFO L268 CegarLoopResult]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,149 INFO L268 CegarLoopResult]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,149 INFO L268 CegarLoopResult]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2020-10-13 09:25:18,149 INFO L268 CegarLoopResult]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,149 INFO L268 CegarLoopResult]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,149 INFO L268 CegarLoopResult]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,149 INFO L268 CegarLoopResult]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,149 INFO L268 CegarLoopResult]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-13 09:25:18,150 INFO L268 CegarLoopResult]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,151 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-13 09:25:18,151 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-13 09:25:18,151 INFO L264 CegarLoopResult]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse0 (not (= 3 |old(~a15~0)|))) (.cse1 (= 10 |old(~a16~0)|)) (.cse6 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|))) (.cse2 (not (<= |old(~a15~0)| 3))) (.cse3 (not (<= |old(~a16~0)| 10))) (.cse4 (not (<= 10 |old(~a16~0)|))) (.cse5 (not (<= 3 |old(~a15~0)|)))) (and (or .cse0 (not (= 6 |old(~a12~0)|)) (not .cse1)) (or (not (<= |old(~a12~0)| 8)) .cse2 .cse3 .cse4 (not (<= 8 |old(~a12~0)|)) .cse5) (or (not (= 5 |old(~a12~0)|)) .cse0 (not (= 8 |old(~a16~0)|))) (or .cse6 (not (<= 4 |old(~a15~0)|))) (or .cse1 .cse6) (or .cse2 .cse3 .cse4 (not (<= |old(~a12~0)| 5)) (not (<= |old(~a18~0)| 112)) (not (<= 7 |old(~a18~0)|)) .cse5 (not (<= 5 |old(~a12~0)|))))) [2020-10-13 09:25:18,151 INFO L268 CegarLoopResult]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,151 INFO L268 CegarLoopResult]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2020-10-13 09:25:18,151 INFO L268 CegarLoopResult]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,151 INFO L268 CegarLoopResult]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-13 09:25:18,152 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,153 INFO L268 CegarLoopResult]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,153 INFO L268 CegarLoopResult]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,153 INFO L268 CegarLoopResult]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,153 INFO L268 CegarLoopResult]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,153 INFO L268 CegarLoopResult]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,153 INFO L268 CegarLoopResult]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,153 INFO L268 CegarLoopResult]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,153 INFO L268 CegarLoopResult]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,153 INFO L268 CegarLoopResult]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,154 INFO L268 CegarLoopResult]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,154 INFO L268 CegarLoopResult]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,154 INFO L268 CegarLoopResult]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,154 INFO L268 CegarLoopResult]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,154 INFO L268 CegarLoopResult]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,155 INFO L268 CegarLoopResult]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,156 INFO L268 CegarLoopResult]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-13 09:25:18,157 INFO L268 CegarLoopResult]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,158 INFO L268 CegarLoopResult]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,159 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,159 INFO L268 CegarLoopResult]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,159 INFO L268 CegarLoopResult]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,159 INFO L268 CegarLoopResult]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,159 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-13 09:25:18,159 INFO L268 CegarLoopResult]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,159 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-13 09:25:18,160 INFO L268 CegarLoopResult]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,160 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-13 09:25:18,160 INFO L268 CegarLoopResult]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,160 INFO L268 CegarLoopResult]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,160 INFO L268 CegarLoopResult]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,160 INFO L268 CegarLoopResult]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,160 INFO L268 CegarLoopResult]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,160 INFO L268 CegarLoopResult]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,160 INFO L268 CegarLoopResult]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,161 INFO L268 CegarLoopResult]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,161 INFO L268 CegarLoopResult]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,161 INFO L268 CegarLoopResult]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,161 INFO L268 CegarLoopResult]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,161 INFO L268 CegarLoopResult]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,161 INFO L268 CegarLoopResult]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,161 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-13 09:25:18,161 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-13 09:25:18,162 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-13 09:25:18,162 INFO L268 CegarLoopResult]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,162 INFO L268 CegarLoopResult]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,162 INFO L268 CegarLoopResult]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,162 INFO L268 CegarLoopResult]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,162 INFO L268 CegarLoopResult]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,162 INFO L268 CegarLoopResult]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,162 INFO L268 CegarLoopResult]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,163 INFO L268 CegarLoopResult]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,163 INFO L268 CegarLoopResult]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,163 INFO L268 CegarLoopResult]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,163 INFO L268 CegarLoopResult]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,163 INFO L268 CegarLoopResult]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,163 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-13 09:25:18,163 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,163 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-13 09:25:18,163 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-13 09:25:18,164 INFO L268 CegarLoopResult]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,164 INFO L268 CegarLoopResult]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,164 INFO L268 CegarLoopResult]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,164 INFO L268 CegarLoopResult]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,164 INFO L268 CegarLoopResult]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,164 INFO L268 CegarLoopResult]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,165 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse0 (= ~a18~0 |old(~a18~0)|)) (.cse1 (= ~a16~0 |old(~a16~0)|)) (.cse2 (= ~a12~0 |old(~a12~0)|))) (let ((.cse3 (not (<= |old(~a15~0)| 3))) (.cse4 (<= 3 ~a15~0)) (.cse5 (<= ~a15~0 3)) (.cse6 (not (<= 3 |old(~a15~0)|))) (.cse7 (and .cse0 .cse1 .cse2 (= ~a15~0 |old(~a15~0)|)))) (and (or (and (= ~a15~0 3) .cse0 .cse1 .cse2) (not (= 3 |old(~a15~0)|)) (not (= 6 |old(~a12~0)|))) (or (not (<= |old(~a12~0)| 8)) .cse3 (and .cse4 .cse0 .cse1 .cse2 .cse5) (not (<= 8 |old(~a12~0)|)) .cse6) (or .cse3 (and .cse4 .cse0 (<= 5 ~a12~0) .cse1 (<= ~a12~0 5) .cse5) (not (<= |old(~a12~0)| 5)) (not (<= |old(~a18~0)| 112)) (not (<= 7 |old(~a18~0)|)) .cse6 (not (<= 5 |old(~a12~0)|))) (or .cse7 (not (<= 4 |old(~a15~0)|))) (or (= 10 |old(~a16~0)|) .cse7)))) [2020-10-13 09:25:18,165 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,165 INFO L268 CegarLoopResult]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,165 INFO L268 CegarLoopResult]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,165 INFO L268 CegarLoopResult]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,165 INFO L268 CegarLoopResult]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,165 INFO L268 CegarLoopResult]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,165 INFO L268 CegarLoopResult]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,166 INFO L268 CegarLoopResult]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,167 INFO L268 CegarLoopResult]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,167 INFO L268 CegarLoopResult]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,167 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,167 INFO L268 CegarLoopResult]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,167 INFO L268 CegarLoopResult]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,167 INFO L268 CegarLoopResult]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,167 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-13 09:25:18,167 INFO L268 CegarLoopResult]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,168 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-13 09:25:18,168 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-13 09:25:18,168 INFO L268 CegarLoopResult]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,168 INFO L268 CegarLoopResult]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,168 INFO L268 CegarLoopResult]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,168 INFO L268 CegarLoopResult]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,168 INFO L268 CegarLoopResult]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,168 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,169 INFO L268 CegarLoopResult]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,169 INFO L268 CegarLoopResult]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,169 INFO L268 CegarLoopResult]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,169 INFO L268 CegarLoopResult]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,169 INFO L268 CegarLoopResult]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,169 INFO L268 CegarLoopResult]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,169 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-13 09:25:18,169 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-13 09:25:18,169 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-13 09:25:18,170 INFO L268 CegarLoopResult]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,170 INFO L268 CegarLoopResult]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,170 INFO L268 CegarLoopResult]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,170 INFO L268 CegarLoopResult]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,170 INFO L268 CegarLoopResult]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,170 INFO L268 CegarLoopResult]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,170 INFO L268 CegarLoopResult]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,170 INFO L268 CegarLoopResult]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,171 INFO L268 CegarLoopResult]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,171 INFO L268 CegarLoopResult]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,171 INFO L268 CegarLoopResult]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,171 INFO L268 CegarLoopResult]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,171 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-13 09:25:18,171 INFO L268 CegarLoopResult]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,171 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-13 09:25:18,172 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-13 09:25:18,172 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,173 INFO L268 CegarLoopResult]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,173 INFO L268 CegarLoopResult]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,173 INFO L268 CegarLoopResult]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,174 INFO L268 CegarLoopResult]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,174 INFO L268 CegarLoopResult]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,174 INFO L268 CegarLoopResult]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,174 INFO L268 CegarLoopResult]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,174 INFO L268 CegarLoopResult]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,174 INFO L268 CegarLoopResult]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,174 INFO L268 CegarLoopResult]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,176 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,176 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-13 09:25:18,176 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-13 09:25:18,176 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-13 09:25:18,176 INFO L268 CegarLoopResult]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,176 INFO L268 CegarLoopResult]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,176 INFO L268 CegarLoopResult]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,176 INFO L268 CegarLoopResult]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,176 INFO L268 CegarLoopResult]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,177 INFO L268 CegarLoopResult]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,177 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 199) no Hoare annotation was computed. [2020-10-13 09:25:18,177 INFO L268 CegarLoopResult]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,177 INFO L268 CegarLoopResult]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,177 INFO L268 CegarLoopResult]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,177 INFO L268 CegarLoopResult]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,177 INFO L268 CegarLoopResult]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,177 INFO L268 CegarLoopResult]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,177 INFO L268 CegarLoopResult]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,178 INFO L268 CegarLoopResult]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,179 INFO L268 CegarLoopResult]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-13 09:25:18,180 INFO L268 CegarLoopResult]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-13 09:25:18,181 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,182 INFO L268 CegarLoopResult]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,183 INFO L268 CegarLoopResult]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,184 INFO L268 CegarLoopResult]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,185 INFO L268 CegarLoopResult]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-13 09:25:18,186 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,187 INFO L268 CegarLoopResult]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,188 INFO L268 CegarLoopResult]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-13 09:25:18,189 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-13 09:25:18,190 INFO L268 CegarLoopResult]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,190 INFO L268 CegarLoopResult]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,190 INFO L268 CegarLoopResult]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2020-10-13 09:25:18,190 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:25:18,190 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (<= 11 ~a16~0) [2020-10-13 09:25:18,190 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 09:25:18,190 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:25:18,190 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= 11 |old(~a16~0)|))) [2020-10-13 09:25:18,190 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:25:18,191 INFO L264 CegarLoopResult]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse0 (<= 3 ~a15~0))) (or (<= 4 ~a15~0) (not (= ~a16~0 10)) (not (<= 11 |old(~a16~0)|)) (and .cse0 (<= ~a18~0 112) (<= 7 ~a18~0) (<= 5 ~a12~0) (<= ~a12~0 5)) (and (= ~a12~0 6) (= ~a15~0 3)) (and .cse0 (<= 8 ~a12~0) (<= ~a12~0 8)))) [2020-10-13 09:25:18,191 INFO L268 CegarLoopResult]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2020-10-13 09:25:18,191 INFO L268 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2020-10-13 09:25:18,191 INFO L264 CegarLoopResult]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse0 (<= 3 ~a15~0))) (or (<= 4 ~a15~0) (not (= ~a16~0 10)) (not (<= 11 |old(~a16~0)|)) (and .cse0 (<= ~a18~0 112) (<= 7 ~a18~0) (<= 5 ~a12~0) (<= ~a12~0 5)) (and (= ~a12~0 6) (= ~a15~0 3)) (and .cse0 (<= 8 ~a12~0) (<= ~a12~0 8)))) [2020-10-13 09:25:18,191 INFO L268 CegarLoopResult]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:25:18,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:25:18 BoogieIcfgContainer [2020-10-13 09:25:18,221 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 09:25:18,224 INFO L168 Benchmark]: Toolchain (without parser) took 91347.94 ms. Allocated memory was 140.0 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 98.9 MB in the beginning and 710.2 MB in the end (delta: -611.3 MB). Peak memory consumption was 547.4 MB. Max. memory is 7.1 GB. [2020-10-13 09:25:18,225 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.1 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-13 09:25:18,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1500.24 ms. Allocated memory was 140.0 MB in the beginning and 229.1 MB in the end (delta: 89.1 MB). Free memory was 98.9 MB in the beginning and 176.3 MB in the end (delta: -77.4 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. [2020-10-13 09:25:18,232 INFO L168 Benchmark]: Boogie Preprocessor took 231.60 ms. Allocated memory is still 229.1 MB. Free memory was 176.3 MB in the beginning and 164.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2020-10-13 09:25:18,233 INFO L168 Benchmark]: RCFGBuilder took 2266.68 ms. Allocated memory was 229.1 MB in the beginning and 272.1 MB in the end (delta: 43.0 MB). Free memory was 164.4 MB in the beginning and 224.0 MB in the end (delta: -59.6 MB). Peak memory consumption was 122.7 MB. Max. memory is 7.1 GB. [2020-10-13 09:25:18,239 INFO L168 Benchmark]: TraceAbstraction took 87343.83 ms. Allocated memory was 272.1 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 224.0 MB in the beginning and 710.2 MB in the end (delta: -486.2 MB). Peak memory consumption was 540.3 MB. Max. memory is 7.1 GB. [2020-10-13 09:25:18,246 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.1 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1500.24 ms. Allocated memory was 140.0 MB in the beginning and 229.1 MB in the end (delta: 89.1 MB). Free memory was 98.9 MB in the beginning and 176.3 MB in the end (delta: -77.4 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 231.60 ms. Allocated memory is still 229.1 MB. Free memory was 176.3 MB in the beginning and 164.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2266.68 ms. Allocated memory was 229.1 MB in the beginning and 272.1 MB in the end (delta: 43.0 MB). Free memory was 164.4 MB in the beginning and 224.0 MB in the end (delta: -59.6 MB). Peak memory consumption was 122.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 87343.83 ms. Allocated memory was 272.1 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 224.0 MB in the beginning and 710.2 MB in the end (delta: -486.2 MB). Peak memory consumption was 540.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 199]: 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: 1773]: Loop Invariant Derived loop invariant: ((((4 <= a15 || !(a16 == 10)) || !(11 <= \old(a16))) || ((((3 <= a15 && a18 <= 112) && 7 <= a18) && 5 <= a12) && a12 <= 5)) || (a12 == 6 && a15 == 3)) || ((3 <= a15 && 8 <= a12) && a12 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 84.6s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 31.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 394 SDtfs, 6916 SDslu, 384 SDs, 0 SdLazy, 17394 SolverSat, 2124 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 178 GetRequests, 95 SyntacticMatches, 2 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1716occurred 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: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 393 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 134 PreInvPairs, 173 NumberOfFragments, 444 HoareAnnotationTreeSize, 134 FomulaSimplifications, 825406 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 9 FomulaSimplificationsInter, 6811 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 49.8s InterpolantComputationTime, 2844 NumberOfCodeBlocks, 2844 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2834 ConstructedInterpolants, 0 QuantifiedInterpolants, 6041930 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 2137/2156 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...