/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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/Problem03_label32.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 19:13:15,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 19:13:15,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 19:13:15,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 19:13:15,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 19:13:15,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 19:13:15,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 19:13:15,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 19:13:15,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 19:13:15,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 19:13:15,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 19:13:15,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 19:13:15,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 19:13:15,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 19:13:15,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 19:13:15,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 19:13:15,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 19:13:15,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 19:13:15,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 19:13:15,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 19:13:15,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 19:13:15,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 19:13:15,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 19:13:15,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 19:13:15,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 19:13:15,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 19:13:15,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 19:13:15,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 19:13:15,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 19:13:15,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 19:13:15,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 19:13:15,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 19:13:15,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 19:13:15,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 19:13:15,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 19:13:15,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 19:13:15,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 19:13:15,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 19:13:15,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 19:13:15,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 19:13:15,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 19:13:15,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 19:13:15,875 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 19:13:15,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 19:13:15,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 19:13:15,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 19:13:15,878 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 19:13:15,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 19:13:15,879 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 19:13:15,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 19:13:15,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 19:13:15,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 19:13:15,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 19:13:15,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 19:13:15,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 19:13:15,882 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 19:13:15,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 19:13:15,882 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 19:13:15,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 19:13:15,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 19:13:15,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 19:13:15,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 19:13:15,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 19:13:15,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 19:13:15,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 19:13:15,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 19:13:15,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 19:13:15,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 19:13:15,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 19:13:15,884 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 19:13:15,884 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 19:13:15,885 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-14 19:13:16,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 19:13:16,202 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 19:13:16,205 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 19:13:16,207 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 19:13:16,207 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 19:13:16,208 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label32.c [2020-10-14 19:13:16,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4481d9ff3/ebed5f95dcb243f98ccb84c6cb2ca74e/FLAG3fb1872b2 [2020-10-14 19:13:16,882 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 19:13:16,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem03_label32.c [2020-10-14 19:13:16,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4481d9ff3/ebed5f95dcb243f98ccb84c6cb2ca74e/FLAG3fb1872b2 [2020-10-14 19:13:17,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4481d9ff3/ebed5f95dcb243f98ccb84c6cb2ca74e [2020-10-14 19:13:17,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 19:13:17,110 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 19:13:17,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 19:13:17,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 19:13:17,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 19:13:17,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:13:17" (1/1) ... [2020-10-14 19:13:17,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21715d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:17, skipping insertion in model container [2020-10-14 19:13:17,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:13:17" (1/1) ... [2020-10-14 19:13:17,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 19:13:17,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 19:13:18,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:13:18,085 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 19:13:18,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:13:18,475 INFO L208 MainTranslator]: Completed translation [2020-10-14 19:13:18,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18 WrapperNode [2020-10-14 19:13:18,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 19:13:18,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 19:13:18,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 19:13:18,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 19:13:18,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18" (1/1) ... [2020-10-14 19:13:18,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18" (1/1) ... [2020-10-14 19:13:18,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18" (1/1) ... [2020-10-14 19:13:18,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18" (1/1) ... [2020-10-14 19:13:18,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18" (1/1) ... [2020-10-14 19:13:18,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18" (1/1) ... [2020-10-14 19:13:18,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18" (1/1) ... [2020-10-14 19:13:18,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 19:13:18,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 19:13:18,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 19:13:18,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 19:13:18,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 19:13:18,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 19:13:18,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 19:13:18,720 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 19:13:18,720 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 19:13:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 19:13:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 19:13:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 19:13:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 19:13:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 19:13:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 19:13:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 19:13:20,666 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 19:13:20,667 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 19:13:20,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:13:20 BoogieIcfgContainer [2020-10-14 19:13:20,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 19:13:20,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 19:13:20,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 19:13:20,679 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 19:13:20,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:13:17" (1/3) ... [2020-10-14 19:13:20,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ab92cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:13:20, skipping insertion in model container [2020-10-14 19:13:20,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:18" (2/3) ... [2020-10-14 19:13:20,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ab92cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:13:20, skipping insertion in model container [2020-10-14 19:13:20,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:13:20" (3/3) ... [2020-10-14 19:13:20,684 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label32.c [2020-10-14 19:13:20,695 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 19:13:20,705 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 19:13:20,721 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 19:13:20,751 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 19:13:20,751 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 19:13:20,751 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 19:13:20,751 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 19:13:20,751 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 19:13:20,752 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 19:13:20,752 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 19:13:20,752 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 19:13:20,779 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2020-10-14 19:13:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-10-14 19:13:20,797 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:13:20,798 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:13:20,799 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:13:20,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:13:20,806 INFO L82 PathProgramCache]: Analyzing trace with hash -846647824, now seen corresponding path program 1 times [2020-10-14 19:13:20,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:13:20,816 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [399517281] [2020-10-14 19:13:20,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:13:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:21,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:21,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:26,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:26,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-14 19:13:26,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:13:26,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4816 [2020-10-14 19:13:26,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:26,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:26,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 19:13:26,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:13:26,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 197 [2020-10-14 19:13:26,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 19:13:26,565 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:26,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:13:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:26,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:26,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:26,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:13:26,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:26,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 19:13:26,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:26,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:26,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:13:26,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:26,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:13:26,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:13:26,709 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [399517281] [2020-10-14 19:13:26,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 19:13:26,711 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 19:13:26,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905017888] [2020-10-14 19:13:26,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 19:13:26,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:13:26,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 19:13:26,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 19:13:26,742 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 4 states. [2020-10-14 19:13:26,942 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:13:29,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:13:29,636 INFO L93 Difference]: Finished difference Result 884 states and 1536 transitions. [2020-10-14 19:13:29,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:13:29,638 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 195 [2020-10-14 19:13:29,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:13:29,659 INFO L225 Difference]: With dead ends: 884 [2020-10-14 19:13:29,660 INFO L226 Difference]: Without dead ends: 480 [2020-10-14 19:13:29,673 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:13:29,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2020-10-14 19:13:29,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 475. [2020-10-14 19:13:29,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-10-14 19:13:29,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 728 transitions. [2020-10-14 19:13:29,766 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 728 transitions. Word has length 195 [2020-10-14 19:13:29,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:13:29,769 INFO L479 AbstractCegarLoop]: Abstraction has 475 states and 728 transitions. [2020-10-14 19:13:29,769 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 19:13:29,769 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 728 transitions. [2020-10-14 19:13:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-14 19:13:29,786 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:13:29,786 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:13:29,787 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 19:13:29,790 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:13:29,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:13:29,791 INFO L82 PathProgramCache]: Analyzing trace with hash 175357299, now seen corresponding path program 1 times [2020-10-14 19:13:29,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:13:29,791 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [173988115] [2020-10-14 19:13:29,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:13:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:29,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:30,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:31,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:32,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:33,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:33,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-14 19:13:33,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:13:33,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3154 [2020-10-14 19:13:33,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:33,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:33,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:13:33,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 19:13:33,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 191 [2020-10-14 19:13:33,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:33,331 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:33,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:13:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:33,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:33,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:33,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:13:33,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:33,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 19:13:33,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:33,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:33,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:33,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:33,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:33,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:33,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:13:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:33,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:33,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:33,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 19:13:33,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:33,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 19:13:33,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:33,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:33,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:13:33,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:33,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 19:13:33,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:13:34,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:13:34,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [173988115] [2020-10-14 19:13:34,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:13:34,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:13:34,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140888370] [2020-10-14 19:13:34,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:13:34,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:13:34,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:13:34,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:13:34,198 INFO L87 Difference]: Start difference. First operand 475 states and 728 transitions. Second operand 5 states. [2020-10-14 19:13:34,490 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-14 19:13:36,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:13:36,861 INFO L93 Difference]: Finished difference Result 1137 states and 1792 transitions. [2020-10-14 19:13:36,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:13:36,862 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 204 [2020-10-14 19:13:36,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:13:36,870 INFO L225 Difference]: With dead ends: 1137 [2020-10-14 19:13:36,870 INFO L226 Difference]: Without dead ends: 618 [2020-10-14 19:13:36,873 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:13:36,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2020-10-14 19:13:36,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 613. [2020-10-14 19:13:36,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-10-14 19:13:36,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 872 transitions. [2020-10-14 19:13:36,914 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 872 transitions. Word has length 204 [2020-10-14 19:13:36,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:13:36,915 INFO L479 AbstractCegarLoop]: Abstraction has 613 states and 872 transitions. [2020-10-14 19:13:36,915 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:13:36,915 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 872 transitions. [2020-10-14 19:13:36,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-10-14 19:13:36,922 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:13:36,922 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:13:36,923 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 19:13:36,923 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:13:36,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:13:36,923 INFO L82 PathProgramCache]: Analyzing trace with hash 94250244, now seen corresponding path program 1 times [2020-10-14 19:13:36,924 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:13:36,924 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [10781407] [2020-10-14 19:13:36,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:13:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:37,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:37,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:38,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:40,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:40,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-14 19:13:40,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:13:40,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3168 [2020-10-14 19:13:40,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:40,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:40,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:13:40,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 19:13:40,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-14 19:13:40,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:40,994 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:40,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:13:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:41,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:41,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:41,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:13:41,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:41,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 19:13:41,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:41,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:41,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:41,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:41,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:41,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:13:41,235 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-14 19:13:41,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:13:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:41,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:41,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:41,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 19:13:41,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:41,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 19:13:41,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:41,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:41,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:13:41,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:41,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 19:13:41,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:13:42,146 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:13:42,148 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [10781407] [2020-10-14 19:13:42,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:13:42,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:13:42,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998492405] [2020-10-14 19:13:42,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:13:42,151 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:13:42,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:13:42,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:13:42,152 INFO L87 Difference]: Start difference. First operand 613 states and 872 transitions. Second operand 5 states. [2020-10-14 19:13:42,476 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-10-14 19:13:45,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:13:45,049 INFO L93 Difference]: Finished difference Result 1402 states and 2069 transitions. [2020-10-14 19:13:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:13:45,052 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 207 [2020-10-14 19:13:45,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:13:45,060 INFO L225 Difference]: With dead ends: 1402 [2020-10-14 19:13:45,060 INFO L226 Difference]: Without dead ends: 617 [2020-10-14 19:13:45,064 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:13:45,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2020-10-14 19:13:45,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 613. [2020-10-14 19:13:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-10-14 19:13:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 832 transitions. [2020-10-14 19:13:45,131 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 832 transitions. Word has length 207 [2020-10-14 19:13:45,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:13:45,132 INFO L479 AbstractCegarLoop]: Abstraction has 613 states and 832 transitions. [2020-10-14 19:13:45,132 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:13:45,133 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 832 transitions. [2020-10-14 19:13:45,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-14 19:13:45,136 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:13:45,137 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:13:45,137 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 19:13:45,137 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:13:45,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:13:45,138 INFO L82 PathProgramCache]: Analyzing trace with hash 872346032, now seen corresponding path program 1 times [2020-10-14 19:13:45,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:13:45,138 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [561870437] [2020-10-14 19:13:45,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:13:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:45,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:45,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:47,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:47,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:47,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-14 19:13:47,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:13:47,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2423 [2020-10-14 19:13:47,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:47,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:47,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:13:47,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-14 19:13:47,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-14 19:13:47,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:47,825 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:47,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:13:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:47,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:47,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:47,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:13:47,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:47,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 19:13:47,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:47,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:47,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:47,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:47,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:47,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:13:47,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:13:47,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:47,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:47,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:47,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 19:13:47,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:47,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 19:13:47,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:47,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:47,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:13:47,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:47,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 19:13:47,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:48,018 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:13:48,019 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [561870437] [2020-10-14 19:13:48,019 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:13:48,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:13:48,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161221596] [2020-10-14 19:13:48,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:13:48,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:13:48,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:13:48,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:13:48,021 INFO L87 Difference]: Start difference. First operand 613 states and 832 transitions. Second operand 5 states. [2020-10-14 19:13:48,154 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:13:50,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:13:50,310 INFO L93 Difference]: Finished difference Result 1660 states and 2322 transitions. [2020-10-14 19:13:50,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:13:50,311 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 213 [2020-10-14 19:13:50,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:13:50,317 INFO L225 Difference]: With dead ends: 1660 [2020-10-14 19:13:50,317 INFO L226 Difference]: Without dead ends: 1053 [2020-10-14 19:13:50,319 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:13:50,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1053 states. [2020-10-14 19:13:50,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1053 to 1046. [2020-10-14 19:13:50,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1046 states. [2020-10-14 19:13:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1401 transitions. [2020-10-14 19:13:50,353 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 1401 transitions. Word has length 213 [2020-10-14 19:13:50,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:13:50,354 INFO L479 AbstractCegarLoop]: Abstraction has 1046 states and 1401 transitions. [2020-10-14 19:13:50,354 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:13:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1401 transitions. [2020-10-14 19:13:50,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-10-14 19:13:50,358 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:13:50,358 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:13:50,359 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 19:13:50,359 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:13:50,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:13:50,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1358580099, now seen corresponding path program 1 times [2020-10-14 19:13:50,359 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:13:50,360 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [10781043] [2020-10-14 19:13:50,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:13:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:50,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:51,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:51,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:52,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:52,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-14 19:13:52,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:13:52,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2546 [2020-10-14 19:13:52,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:52,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:52,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:13:52,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-14 19:13:52,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-14 19:13:52,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:13:53,265 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:53,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:13:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:53,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:53,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:53,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:13:53,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:53,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 19:13:53,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:53,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:53,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:53,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:53,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:53,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-14 19:13:53,483 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-14 19:13:53,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:13:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:53,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:53,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:53,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 19:13:53,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:53,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 19:13:53,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:53,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:53,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:13:53,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:53,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 19:13:53,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:13:53,633 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [10781043] [2020-10-14 19:13:53,634 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:13:53,634 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:13:53,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102223006] [2020-10-14 19:13:53,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:13:53,635 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:13:53,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:13:53,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:13:53,636 INFO L87 Difference]: Start difference. First operand 1046 states and 1401 transitions. Second operand 5 states. [2020-10-14 19:13:53,867 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:13:56,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:13:56,060 INFO L93 Difference]: Finished difference Result 2929 states and 4019 transitions. [2020-10-14 19:13:56,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:13:56,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 219 [2020-10-14 19:13:56,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:13:56,077 INFO L225 Difference]: With dead ends: 2929 [2020-10-14 19:13:56,077 INFO L226 Difference]: Without dead ends: 1889 [2020-10-14 19:13:56,081 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:13:56,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1889 states. [2020-10-14 19:13:56,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1889 to 1882. [2020-10-14 19:13:56,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1882 states. [2020-10-14 19:13:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1882 states and 2374 transitions. [2020-10-14 19:13:56,142 INFO L78 Accepts]: Start accepts. Automaton has 1882 states and 2374 transitions. Word has length 219 [2020-10-14 19:13:56,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:13:56,143 INFO L479 AbstractCegarLoop]: Abstraction has 1882 states and 2374 transitions. [2020-10-14 19:13:56,143 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:13:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2374 transitions. [2020-10-14 19:13:56,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-10-14 19:13:56,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:13:56,150 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:13:56,151 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 19:13:56,151 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:13:56,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:13:56,151 INFO L82 PathProgramCache]: Analyzing trace with hash -674837566, now seen corresponding path program 1 times [2020-10-14 19:13:56,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:13:56,152 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [629500581] [2020-10-14 19:13:56,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:13:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:56,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:56,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:58,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:58,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 19:13:58,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:13:58,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2529 [2020-10-14 19:13:58,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:58,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:13:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 19:13:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-14 19:13:58,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:13:59,049 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:59,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:13:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:59,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:59,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:59,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:13:59,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:59,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 19:13:59,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:59,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:59,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:13:59,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:13:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:59,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:59,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:59,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 19:13:59,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:59,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-14 19:13:59,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:59,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:59,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:13:59,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:59,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 19:13:59,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:59,623 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 41 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:13:59,623 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [629500581] [2020-10-14 19:13:59,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:13:59,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:13:59,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847132530] [2020-10-14 19:13:59,625 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:13:59,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:13:59,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:13:59,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:13:59,626 INFO L87 Difference]: Start difference. First operand 1882 states and 2374 transitions. Second operand 5 states. [2020-10-14 19:13:59,908 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:14:02,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:14:02,443 INFO L93 Difference]: Finished difference Result 5463 states and 7061 transitions. [2020-10-14 19:14:02,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:14:02,444 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 240 [2020-10-14 19:14:02,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:14:02,465 INFO L225 Difference]: With dead ends: 5463 [2020-10-14 19:14:02,465 INFO L226 Difference]: Without dead ends: 3587 [2020-10-14 19:14:02,471 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:14:02,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3587 states. [2020-10-14 19:14:02,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3587 to 3563. [2020-10-14 19:14:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3563 states. [2020-10-14 19:14:02,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 3563 states and 4565 transitions. [2020-10-14 19:14:02,618 INFO L78 Accepts]: Start accepts. Automaton has 3563 states and 4565 transitions. Word has length 240 [2020-10-14 19:14:02,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:14:02,619 INFO L479 AbstractCegarLoop]: Abstraction has 3563 states and 4565 transitions. [2020-10-14 19:14:02,619 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:14:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 4565 transitions. [2020-10-14 19:14:02,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-10-14 19:14:02,635 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:14:02,635 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:14:02,635 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 19:14:02,636 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:14:02,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:14:02,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1894442354, now seen corresponding path program 1 times [2020-10-14 19:14:02,636 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:14:02,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1043808096] [2020-10-14 19:14:02,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:14:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:02,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:02,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:04,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:06,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:06,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-14 19:14:06,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:14:06,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3549 [2020-10-14 19:14:06,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:06,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:06,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:14:06,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-14 19:14:06,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-14 19:14:06,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:06,500 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:14:06,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:14:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:06,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:06,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:06,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:14:06,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:06,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 19:14:06,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:06,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:06,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:14:06,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:14:06,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:14:06,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:14:06,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:14:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:06,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:06,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:06,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 19:14:06,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:06,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 19:14:06,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:06,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:06,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:14:06,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:14:06,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:14:06,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:14:06,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 19:14:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:06,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:06,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:06,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 19:14:06,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:06,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 19:14:06,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:06,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:06,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:14:06,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:14:06,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 19:14:06,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:06,814 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-14 19:14:06,814 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1043808096] [2020-10-14 19:14:06,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:14:06,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:14:06,815 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815556591] [2020-10-14 19:14:06,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:14:06,816 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:14:06,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:14:06,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:14:06,817 INFO L87 Difference]: Start difference. First operand 3563 states and 4565 transitions. Second operand 5 states. [2020-10-14 19:14:06,953 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:14:09,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:14:09,161 INFO L93 Difference]: Finished difference Result 8802 states and 11499 transitions. [2020-10-14 19:14:09,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:14:09,162 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 250 [2020-10-14 19:14:09,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:14:09,186 INFO L225 Difference]: With dead ends: 8802 [2020-10-14 19:14:09,187 INFO L226 Difference]: Without dead ends: 5245 [2020-10-14 19:14:09,198 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:14:09,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5245 states. [2020-10-14 19:14:09,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5245 to 5239. [2020-10-14 19:14:09,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5239 states. [2020-10-14 19:14:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5239 states to 5239 states and 6711 transitions. [2020-10-14 19:14:09,352 INFO L78 Accepts]: Start accepts. Automaton has 5239 states and 6711 transitions. Word has length 250 [2020-10-14 19:14:09,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:14:09,352 INFO L479 AbstractCegarLoop]: Abstraction has 5239 states and 6711 transitions. [2020-10-14 19:14:09,352 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:14:09,353 INFO L276 IsEmpty]: Start isEmpty. Operand 5239 states and 6711 transitions. [2020-10-14 19:14:09,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-10-14 19:14:09,372 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:14:09,373 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:14:09,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 19:14:09,373 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:14:09,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:14:09,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1759693390, now seen corresponding path program 1 times [2020-10-14 19:14:09,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:14:09,379 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1131323110] [2020-10-14 19:14:09,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:14:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:09,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:10,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:11,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:11,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 282 [2020-10-14 19:14:11,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:14:11,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1760 [2020-10-14 19:14:11,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:11,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:11,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:14:11,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-14 19:14:11,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 195 [2020-10-14 19:14:11,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:11,480 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:14:11,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:14:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:11,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:11,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:11,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:14:11,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:11,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 19:14:11,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:11,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:14:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:14:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:14:11,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:11,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:14:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:11,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:11,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:11,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-14 19:14:11,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:11,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-14 19:14:11,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:11,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:14:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:14:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-14 19:14:11,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:11,840 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:14:11,841 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1131323110] [2020-10-14 19:14:11,841 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:14:11,841 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:14:11,841 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766834176] [2020-10-14 19:14:11,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:14:11,842 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:14:11,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:14:11,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:14:11,843 INFO L87 Difference]: Start difference. First operand 5239 states and 6711 transitions. Second operand 5 states. [2020-10-14 19:14:11,977 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:14:14,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:14:14,394 INFO L93 Difference]: Finished difference Result 15116 states and 19891 transitions. [2020-10-14 19:14:14,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:14:14,394 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 272 [2020-10-14 19:14:14,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:14:14,445 INFO L225 Difference]: With dead ends: 15116 [2020-10-14 19:14:14,445 INFO L226 Difference]: Without dead ends: 9883 [2020-10-14 19:14:14,460 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:14:14,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9883 states. [2020-10-14 19:14:14,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9883 to 9869. [2020-10-14 19:14:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9869 states. [2020-10-14 19:14:14,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9869 states to 9869 states and 12705 transitions. [2020-10-14 19:14:14,777 INFO L78 Accepts]: Start accepts. Automaton has 9869 states and 12705 transitions. Word has length 272 [2020-10-14 19:14:14,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:14:14,778 INFO L479 AbstractCegarLoop]: Abstraction has 9869 states and 12705 transitions. [2020-10-14 19:14:14,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:14:14,779 INFO L276 IsEmpty]: Start isEmpty. Operand 9869 states and 12705 transitions. [2020-10-14 19:14:14,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-10-14 19:14:14,822 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:14:14,823 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:14:14,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 19:14:14,824 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:14:14,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:14:14,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1601607134, now seen corresponding path program 1 times [2020-10-14 19:14:14,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:14:14,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [705586350] [2020-10-14 19:14:14,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:14:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:15,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:15,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:19,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:19,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-14 19:14:19,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:14:19,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4135 [2020-10-14 19:14:19,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:19,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:19,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-14 19:14:19,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:14:19,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 243 [2020-10-14 19:14:19,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:20,412 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-14 19:14:20,708 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 84 [2020-10-14 19:14:21,084 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2020-10-14 19:14:21,578 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 95 [2020-10-14 19:14:22,040 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 79 [2020-10-14 19:14:22,490 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 75 [2020-10-14 19:14:22,886 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 70 [2020-10-14 19:14:23,211 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 54 [2020-10-14 19:14:23,371 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:14:23,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:14:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:23,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:23,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:23,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:14:23,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:23,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 19:14:23,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:23,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:23,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:14:23,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:14:23,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:14:23,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:23,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:14:23,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:23,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:24,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:24,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-14 19:14:24,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:24,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 386 [2020-10-14 19:14:24,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:24,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:24,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 19:14:24,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:14:24,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-14 19:14:24,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:14:24,548 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2020-10-14 19:14:25,745 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:14:25,746 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [705586350] [2020-10-14 19:14:25,746 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:14:25,746 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-14 19:14:25,747 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746649461] [2020-10-14 19:14:25,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-14 19:14:25,748 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:14:25,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-14 19:14:25,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2020-10-14 19:14:25,748 INFO L87 Difference]: Start difference. First operand 9869 states and 12705 transitions. Second operand 17 states. [2020-10-14 19:14:26,025 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-10-14 19:14:26,320 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-10-14 19:14:29,962 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 88 [2020-10-14 19:14:30,503 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2020-10-14 19:14:31,175 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-10-14 19:14:32,103 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 192 [2020-10-14 19:14:33,110 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 212 [2020-10-14 19:14:35,608 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 253 DAG size of output: 208 [2020-10-14 19:14:37,805 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 256 DAG size of output: 205 [2020-10-14 19:14:38,203 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 78 [2020-10-14 19:14:40,221 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 256 DAG size of output: 202 [2020-10-14 19:14:43,278 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 259 DAG size of output: 199 [2020-10-14 19:14:45,057 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 259 DAG size of output: 195 [2020-10-14 19:14:45,975 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-10-14 19:14:46,377 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2020-10-14 19:14:46,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:14:46,464 INFO L93 Difference]: Finished difference Result 27079 states and 35228 transitions. [2020-10-14 19:14:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 19:14:46,469 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 295 [2020-10-14 19:14:46,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:14:46,563 INFO L225 Difference]: With dead ends: 27079 [2020-10-14 19:14:46,563 INFO L226 Difference]: Without dead ends: 17216 [2020-10-14 19:14:46,586 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 15.2s TimeCoverageRelationStatistics Valid=253, Invalid=739, Unknown=0, NotChecked=0, Total=992 [2020-10-14 19:14:46,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17216 states. [2020-10-14 19:14:46,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17216 to 17182. [2020-10-14 19:14:46,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17182 states. [2020-10-14 19:14:47,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17182 states to 17182 states and 22123 transitions. [2020-10-14 19:14:47,029 INFO L78 Accepts]: Start accepts. Automaton has 17182 states and 22123 transitions. Word has length 295 [2020-10-14 19:14:47,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:14:47,030 INFO L479 AbstractCegarLoop]: Abstraction has 17182 states and 22123 transitions. [2020-10-14 19:14:47,030 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-14 19:14:47,030 INFO L276 IsEmpty]: Start isEmpty. Operand 17182 states and 22123 transitions. [2020-10-14 19:14:47,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-10-14 19:14:47,088 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:14:47,089 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:14:47,089 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 19:14:47,089 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:14:47,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:14:47,090 INFO L82 PathProgramCache]: Analyzing trace with hash 848355593, now seen corresponding path program 1 times [2020-10-14 19:14:47,090 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:14:47,090 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1013479990] [2020-10-14 19:14:47,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:14:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:47,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:47,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:49,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:52,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:52,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 331 [2020-10-14 19:14:52,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:14:52,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-14 19:14:52,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:52,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:52,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:14:52,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-14 19:14:52,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-14 19:14:52,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:52,438 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:14:52,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:14:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:52,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:52,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:52,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:14:52,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:52,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 19:14:52,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:52,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:14:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:14:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:14:52,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:52,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:14:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:52,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:52,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:52,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 19:14:52,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:52,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 19:14:52,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:52,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:52,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:14:52,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:14:52,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:14:52,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:14:52,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 19:14:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:52,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:52,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:14:52,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 19:14:52,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:14:52,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-14 19:14:52,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:14:52,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:14:52,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:14:52,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:14:52,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-14 19:14:52,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:14:52,848 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-14 19:14:52,849 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1013479990] [2020-10-14 19:14:52,849 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:14:52,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:14:52,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979643312] [2020-10-14 19:14:52,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:14:52,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:14:52,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:14:52,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:14:52,860 INFO L87 Difference]: Start difference. First operand 17182 states and 22123 transitions. Second operand 5 states. [2020-10-14 19:14:53,505 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:14:56,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:14:56,327 INFO L93 Difference]: Finished difference Result 41895 states and 55574 transitions. [2020-10-14 19:14:56,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:14:56,327 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 319 [2020-10-14 19:14:56,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:14:56,434 INFO L225 Difference]: With dead ends: 41895 [2020-10-14 19:14:56,434 INFO L226 Difference]: Without dead ends: 24719 [2020-10-14 19:14:56,480 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:14:56,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24719 states. [2020-10-14 19:14:57,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24719 to 24712. [2020-10-14 19:14:57,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24712 states. [2020-10-14 19:14:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24712 states to 24712 states and 32740 transitions. [2020-10-14 19:14:57,353 INFO L78 Accepts]: Start accepts. Automaton has 24712 states and 32740 transitions. Word has length 319 [2020-10-14 19:14:57,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:14:57,354 INFO L479 AbstractCegarLoop]: Abstraction has 24712 states and 32740 transitions. [2020-10-14 19:14:57,354 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:14:57,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24712 states and 32740 transitions. [2020-10-14 19:14:57,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-10-14 19:14:57,428 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:14:57,428 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, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:14:57,429 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 19:14:57,429 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:14:57,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:14:57,430 INFO L82 PathProgramCache]: Analyzing trace with hash 470800667, now seen corresponding path program 1 times [2020-10-14 19:14:57,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:14:57,430 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1294552048] [2020-10-14 19:14:57,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:14:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:14:57,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:14:57,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:02,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:02,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:02,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 349 [2020-10-14 19:15:02,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:15:02,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 19:15:02,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:02,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 19:15:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:15:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 343 [2020-10-14 19:15:02,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:02,819 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:15:02,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:15:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:02,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:02,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:02,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:15:02,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:02,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 19:15:02,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:02,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:15:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:15:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:15:02,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:02,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:15:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:02,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:03,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:03,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 19:15:03,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:03,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 175 [2020-10-14 19:15:03,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:03,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:03,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:15:03,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:15:03,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-14 19:15:03,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:03,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 19:15:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:03,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:03,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:03,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 19:15:03,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:03,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 326 [2020-10-14 19:15:03,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:03,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:03,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 19:15:03,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:15:03,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-14 19:15:03,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-14 19:15:03,999 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1294552048] [2020-10-14 19:15:04,000 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:15:04,000 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 19:15:04,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401683952] [2020-10-14 19:15:04,000 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 19:15:04,001 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:15:04,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 19:15:04,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 19:15:04,001 INFO L87 Difference]: Start difference. First operand 24712 states and 32740 transitions. Second operand 9 states. [2020-10-14 19:15:04,152 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:15:04,446 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-14 19:15:04,864 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:15:09,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:15:09,218 INFO L93 Difference]: Finished difference Result 73084 states and 102248 transitions. [2020-10-14 19:15:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 19:15:09,219 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 337 [2020-10-14 19:15:09,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:15:09,493 INFO L225 Difference]: With dead ends: 73084 [2020-10-14 19:15:09,493 INFO L226 Difference]: Without dead ends: 48378 [2020-10-14 19:15:09,567 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2020-10-14 19:15:09,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48378 states. [2020-10-14 19:15:11,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48378 to 47921. [2020-10-14 19:15:11,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47921 states. [2020-10-14 19:15:11,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47921 states to 47921 states and 61328 transitions. [2020-10-14 19:15:11,238 INFO L78 Accepts]: Start accepts. Automaton has 47921 states and 61328 transitions. Word has length 337 [2020-10-14 19:15:11,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:15:11,239 INFO L479 AbstractCegarLoop]: Abstraction has 47921 states and 61328 transitions. [2020-10-14 19:15:11,240 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 19:15:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 47921 states and 61328 transitions. [2020-10-14 19:15:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2020-10-14 19:15:11,364 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:15:11,364 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:15:11,365 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 19:15:11,365 INFO L427 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:15:11,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:15:11,366 INFO L82 PathProgramCache]: Analyzing trace with hash -890404958, now seen corresponding path program 1 times [2020-10-14 19:15:11,366 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:15:11,367 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1705511471] [2020-10-14 19:15:11,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:15:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:11,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:11,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:12,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:16,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:16,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 365 [2020-10-14 19:15:16,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:15:16,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-14 19:15:16,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:16,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:16,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:15:16,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 170 [2020-10-14 19:15:16,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 156 [2020-10-14 19:15:16,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:16,913 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:15:16,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:15:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:16,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:16,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:16,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:15:16,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:16,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 19:15:16,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:16,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:16,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:15:16,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:15:16,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:15:16,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:15:17,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:15:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:17,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:17,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:17,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 19:15:17,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:17,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 19:15:17,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:17,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:17,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:15:17,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:15:17,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:15:17,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:15:17,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 19:15:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:17,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:17,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:17,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-14 19:15:17,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:17,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-14 19:15:17,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:17,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:17,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:15:17,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:15:17,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-14 19:15:17,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:15:17,665 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 153 proven. 2 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-14 19:15:17,666 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1705511471] [2020-10-14 19:15:17,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:15:17,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:15:17,666 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379868844] [2020-10-14 19:15:17,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:15:17,667 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:15:17,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:15:17,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:15:17,667 INFO L87 Difference]: Start difference. First operand 47921 states and 61328 transitions. Second operand 5 states. [2020-10-14 19:15:19,524 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-14 19:15:20,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:15:20,668 INFO L93 Difference]: Finished difference Result 89934 states and 115820 transitions. [2020-10-14 19:15:20,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:15:20,670 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 353 [2020-10-14 19:15:20,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:15:20,835 INFO L225 Difference]: With dead ends: 89934 [2020-10-14 19:15:20,836 INFO L226 Difference]: Without dead ends: 48035 [2020-10-14 19:15:20,907 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:15:20,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48035 states. [2020-10-14 19:15:21,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48035 to 48027. [2020-10-14 19:15:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48027 states. [2020-10-14 19:15:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48027 states to 48027 states and 61438 transitions. [2020-10-14 19:15:22,063 INFO L78 Accepts]: Start accepts. Automaton has 48027 states and 61438 transitions. Word has length 353 [2020-10-14 19:15:22,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:15:22,064 INFO L479 AbstractCegarLoop]: Abstraction has 48027 states and 61438 transitions. [2020-10-14 19:15:22,064 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:15:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 48027 states and 61438 transitions. [2020-10-14 19:15:22,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2020-10-14 19:15:22,173 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:15:22,176 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:15:22,177 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 19:15:22,177 INFO L427 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:15:22,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:15:22,177 INFO L82 PathProgramCache]: Analyzing trace with hash 1636830538, now seen corresponding path program 1 times [2020-10-14 19:15:22,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:15:22,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [556726261] [2020-10-14 19:15:22,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:15:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:22,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:22,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:22,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:22,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:27,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:27,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 393 [2020-10-14 19:15:27,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:15:27,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-14 19:15:27,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:27,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:27,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:15:27,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 99 [2020-10-14 19:15:27,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-14 19:15:27,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:27,445 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:15:27,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:15:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:27,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:27,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:27,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:15:27,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:27,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 19:15:27,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:27,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:27,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:15:27,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:15:27,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:15:27,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:27,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:15:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:27,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:27,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:27,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 19:15:27,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:27,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 19:15:27,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:27,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:27,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:15:27,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:15:27,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:15:27,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:27,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 19:15:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:27,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:27,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:27,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 19:15:27,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:27,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 19:15:27,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:27,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:15:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:15:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:15:27,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:27,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 19:15:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:27,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:27,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:27,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 19:15:27,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:27,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-14 19:15:27,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:27,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:15:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:15:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 19:15:27,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:27,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 19:15:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:15:27,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:15:27,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:15:27,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 19:15:27,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:15:27,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 176 [2020-10-14 19:15:27,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:15:27,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:15:27,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:15:27,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:15:27,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-14 19:15:27,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:15:28,323 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 256 proven. 2 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-10-14 19:15:28,324 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [556726261] [2020-10-14 19:15:28,324 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:15:28,324 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 19:15:28,325 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447988104] [2020-10-14 19:15:28,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 19:15:28,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:15:28,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 19:15:28,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 19:15:28,326 INFO L87 Difference]: Start difference. First operand 48027 states and 61438 transitions. Second operand 7 states. [2020-10-14 19:15:28,474 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:15:30,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:15:30,439 INFO L93 Difference]: Finished difference Result 87451 states and 112759 transitions. [2020-10-14 19:15:30,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:15:30,440 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 377 [2020-10-14 19:15:30,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:15:30,441 INFO L225 Difference]: With dead ends: 87451 [2020-10-14 19:15:30,441 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 19:15:30,550 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-14 19:15:30,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 19:15:30,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 19:15:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 19:15:30,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 19:15:30,551 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 377 [2020-10-14 19:15:30,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:15:30,552 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 19:15:30,552 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 19:15:30,552 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 19:15:30,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 19:15:30,552 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 19:15:30,555 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 19:15:33,708 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 48 [2020-10-14 19:15:34,354 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 48 [2020-10-14 19:15:34,776 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 125 [2020-10-14 19:15:39,878 WARN L193 SmtUtils]: Spent 5.05 s on a formula simplification. DAG size of input: 666 DAG size of output: 129 [2020-10-14 19:15:39,993 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:15:40,186 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 78 [2020-10-14 19:15:40,379 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 78 [2020-10-14 19:15:40,384 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:15:40,384 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a18~0 |old(~a18~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a5~0 |old(~a5~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a16~0 |old(~a16~0)|) (= ~y~0 |old(~y~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~z~0 |old(~z~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= ~x~0 |old(~x~0)|) (= ~a22~0 |old(~a22~0)|) (= ~d~0 |old(~d~0)|) (= ~v~0 |old(~v~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-14 19:15:40,385 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:15:40,385 INFO L268 CegarLoopResult]: For program point L498(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:15:40,385 INFO L268 CegarLoopResult]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:15:40,385 INFO L268 CegarLoopResult]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,386 INFO L268 CegarLoopResult]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,386 INFO L268 CegarLoopResult]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,386 INFO L268 CegarLoopResult]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,386 INFO L268 CegarLoopResult]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,386 INFO L268 CegarLoopResult]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,386 INFO L268 CegarLoopResult]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L1623(line 1623) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L1557(line 1557) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L1491(line 1491) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,387 INFO L268 CegarLoopResult]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L1626(line 1626) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L1560(line 1560) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L1494(line 1494) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,388 INFO L268 CegarLoopResult]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1629(line 1629) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1563(line 1563) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1497(line 1497) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1632(line 1632) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1566(line 1566) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1500(line 1500) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,389 INFO L268 CegarLoopResult]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L378(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,390 INFO L268 CegarLoopResult]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,391 INFO L268 CegarLoopResult]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,391 INFO L268 CegarLoopResult]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,391 INFO L268 CegarLoopResult]: For program point L710(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:15:40,391 INFO L268 CegarLoopResult]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:15:40,391 INFO L268 CegarLoopResult]: For program point L1635(line 1635) no Hoare annotation was computed. [2020-10-14 19:15:40,391 INFO L268 CegarLoopResult]: For program point L1569(line 1569) no Hoare annotation was computed. [2020-10-14 19:15:40,391 INFO L268 CegarLoopResult]: For program point L1503(line 1503) no Hoare annotation was computed. [2020-10-14 19:15:40,391 INFO L268 CegarLoopResult]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,391 INFO L268 CegarLoopResult]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L1638(line 1638) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L1572(line 1572) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L1506(line 1506) no Hoare annotation was computed. [2020-10-14 19:15:40,392 INFO L268 CegarLoopResult]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1641(line 1641) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1575(line 1575) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1509(line 1509) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L56(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,393 INFO L268 CegarLoopResult]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L1644(line 1644) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L1578(line 1578) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L1512(line 1512) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L918(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:15:40,394 INFO L268 CegarLoopResult]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse1 (= ~a28~0 |old(~a28~0)|)) (.cse2 (= ~a26~0 |old(~a26~0)|)) (.cse3 (= ~a21~0 |old(~a21~0)|)) (.cse4 (= ~a6~0 |old(~a6~0)|)) (.cse5 (= ~a8~0 |old(~a8~0)|)) (.cse6 (= ~a29~0 |old(~a29~0)|)) (.cse7 (= ~a1~0 |old(~a1~0)|)) (.cse8 (= ~a19~0 |old(~a19~0)|)) (.cse30 (= ~a3~0 |old(~a3~0)|)) (.cse9 (= ~a0~0 |old(~a0~0)|)) (.cse10 (= ~a9~0 |old(~a9~0)|)) (.cse11 (= ~a7~0 |old(~a7~0)|)) (.cse12 (= ~a11~0 |old(~a11~0)|)) (.cse13 (= ~a5~0 |old(~a5~0)|)) (.cse14 (= ~a16~0 |old(~a16~0)|)) (.cse15 (= ~a4~0 |old(~a4~0)|)) (.cse16 (= ~a2~0 |old(~a2~0)|)) (.cse17 (= ~a17~0 |old(~a17~0)|)) (.cse18 (= ~a14~0 |old(~a14~0)|)) (.cse19 (= ~a25~0 |old(~a25~0)|)) (.cse20 (= ~a23~0 |old(~a23~0)|)) (.cse21 (= ~a12~0 |old(~a12~0)|)) (.cse22 (= ~a15~0 |old(~a15~0)|)) (.cse23 (= ~a13~0 |old(~a13~0)|)) (.cse24 (= ~a24~0 |old(~a24~0)|)) (.cse25 (= ~a20~0 |old(~a20~0)|)) (.cse26 (= ~a22~0 |old(~a22~0)|)) (.cse27 (= ~a10~0 |old(~a10~0)|)) (.cse28 (= ~a27~0 |old(~a27~0)|))) (let ((.cse0 (not (= |old(~a5~0)| 1))) (.cse29 (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse30 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28))) (and (or .cse0 (not (= |old(~a3~0)| 0)) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 (= ~a3~0 0) .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28)) (or .cse0 .cse29 (not (= |old(~a6~0)| 0))) (or .cse0 .cse29 (= |old(~a11~0)| 1)) (or .cse0 .cse29 (not (= 0 |old(~a12~0)|))) (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse30 .cse10 .cse11 (= ~a27~0 1) .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27) (not (= |old(~a26~0)| 1)) (not (= |old(~a27~0)| 1)) (not (= |old(~a12~0)| 1)) (not (= |old(~a6~0)| 1)) (not (= |old(~a3~0)| 1)) (not (= ~a18~0 1))) (or .cse0 (not (= 0 |old(~a27~0)|)) .cse29) (or .cse0 .cse29 (not (<= 2 |old(~a3~0)|)))))) [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L192(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:15:40,395 INFO L268 CegarLoopResult]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L1647(line 1647) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L1581(line 1581) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L1515(line 1515) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,396 INFO L268 CegarLoopResult]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,397 INFO L268 CegarLoopResult]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,397 INFO L268 CegarLoopResult]: For program point L1584(line 1584) no Hoare annotation was computed. [2020-10-14 19:15:40,397 INFO L268 CegarLoopResult]: For program point L1518(line 1518) no Hoare annotation was computed. [2020-10-14 19:15:40,397 INFO L268 CegarLoopResult]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,397 INFO L268 CegarLoopResult]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,397 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,397 INFO L268 CegarLoopResult]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,397 INFO L268 CegarLoopResult]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,398 INFO L268 CegarLoopResult]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,398 INFO L268 CegarLoopResult]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,398 INFO L268 CegarLoopResult]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,398 INFO L268 CegarLoopResult]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,398 INFO L268 CegarLoopResult]: For program point L1587(line 1587) no Hoare annotation was computed. [2020-10-14 19:15:40,398 INFO L268 CegarLoopResult]: For program point L1521(line 1521) no Hoare annotation was computed. [2020-10-14 19:15:40,398 INFO L268 CegarLoopResult]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,398 INFO L268 CegarLoopResult]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,398 INFO L268 CegarLoopResult]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,399 INFO L268 CegarLoopResult]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,399 INFO L268 CegarLoopResult]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,399 INFO L268 CegarLoopResult]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,399 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,399 INFO L268 CegarLoopResult]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,399 INFO L268 CegarLoopResult]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,399 INFO L268 CegarLoopResult]: For program point L1590(line 1590) no Hoare annotation was computed. [2020-10-14 19:15:40,399 INFO L268 CegarLoopResult]: For program point L1524(line 1524) no Hoare annotation was computed. [2020-10-14 19:15:40,399 INFO L268 CegarLoopResult]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,400 INFO L268 CegarLoopResult]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,400 INFO L268 CegarLoopResult]: For program point L468(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:15:40,400 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:15:40,400 INFO L268 CegarLoopResult]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,400 INFO L268 CegarLoopResult]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,400 INFO L268 CegarLoopResult]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,400 INFO L268 CegarLoopResult]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,400 INFO L268 CegarLoopResult]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,400 INFO L268 CegarLoopResult]: For program point L1593(line 1593) no Hoare annotation was computed. [2020-10-14 19:15:40,401 INFO L268 CegarLoopResult]: For program point L1527(line 1527) no Hoare annotation was computed. [2020-10-14 19:15:40,401 INFO L268 CegarLoopResult]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,401 INFO L268 CegarLoopResult]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,401 INFO L268 CegarLoopResult]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,401 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1602) no Hoare annotation was computed. [2020-10-14 19:15:40,401 INFO L268 CegarLoopResult]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,401 INFO L268 CegarLoopResult]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,401 INFO L268 CegarLoopResult]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L869(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L1596(line 1596) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L1530(line 1530) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,402 INFO L268 CegarLoopResult]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L1599(line 1599) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L1533(line 1533) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L1467(line 1467) no Hoare annotation was computed. [2020-10-14 19:15:40,403 INFO L268 CegarLoopResult]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:15:40,404 INFO L268 CegarLoopResult]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,405 INFO L268 CegarLoopResult]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,405 INFO L268 CegarLoopResult]: For program point L1602(line 1602) no Hoare annotation was computed. [2020-10-14 19:15:40,405 INFO L268 CegarLoopResult]: For program point L1536(line 1536) no Hoare annotation was computed. [2020-10-14 19:15:40,405 INFO L268 CegarLoopResult]: For program point L1470(line 1470) no Hoare annotation was computed. [2020-10-14 19:15:40,405 INFO L268 CegarLoopResult]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,405 INFO L268 CegarLoopResult]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,405 INFO L268 CegarLoopResult]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,405 INFO L268 CegarLoopResult]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,405 INFO L268 CegarLoopResult]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point L1605(line 1605) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point L1539(line 1539) no Hoare annotation was computed. [2020-10-14 19:15:40,406 INFO L268 CegarLoopResult]: For program point L1473(line 1473) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:15:40,407 INFO L268 CegarLoopResult]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L1608(line 1608) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L1542(line 1542) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L1476(line 1476) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L685(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:15:40,408 INFO L268 CegarLoopResult]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:15:40,409 INFO L268 CegarLoopResult]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,409 INFO L268 CegarLoopResult]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,409 INFO L268 CegarLoopResult]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,409 INFO L268 CegarLoopResult]: For program point L1611(line 1611) no Hoare annotation was computed. [2020-10-14 19:15:40,409 INFO L268 CegarLoopResult]: For program point L1545(line 1545) no Hoare annotation was computed. [2020-10-14 19:15:40,409 INFO L268 CegarLoopResult]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,409 INFO L268 CegarLoopResult]: For program point L1479(line 1479) no Hoare annotation was computed. [2020-10-14 19:15:40,409 INFO L268 CegarLoopResult]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,409 INFO L268 CegarLoopResult]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,410 INFO L268 CegarLoopResult]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,410 INFO L268 CegarLoopResult]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,410 INFO L268 CegarLoopResult]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,410 INFO L268 CegarLoopResult]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,410 INFO L268 CegarLoopResult]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,410 INFO L268 CegarLoopResult]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,410 INFO L268 CegarLoopResult]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,410 INFO L268 CegarLoopResult]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,410 INFO L268 CegarLoopResult]: For program point L1614(line 1614) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L1548(line 1548) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L1482(line 1482) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,411 INFO L268 CegarLoopResult]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L1617(line 1617) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L1551(line 1551) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L1485(line 1485) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,412 INFO L268 CegarLoopResult]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,413 INFO L268 CegarLoopResult]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,413 INFO L268 CegarLoopResult]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:15:40,413 INFO L268 CegarLoopResult]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,413 INFO L268 CegarLoopResult]: For program point L1620(line 1620) no Hoare annotation was computed. [2020-10-14 19:15:40,413 INFO L268 CegarLoopResult]: For program point L1554(line 1554) no Hoare annotation was computed. [2020-10-14 19:15:40,413 INFO L268 CegarLoopResult]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,413 INFO L268 CegarLoopResult]: For program point L1488(line 1488) no Hoare annotation was computed. [2020-10-14 19:15:40,413 INFO L268 CegarLoopResult]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2020-10-14 19:15:40,413 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:15:40,414 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a6~0 0) (= ~a5~0 1) (<= ~a26~0 0) (<= 1 ~a15~0) (<= ~a23~0 0) (= ~a12~0 0) (<= ~a15~0 1) (<= ~a2~0 0) (= ~a29~0 1) (<= ~a20~0 0) (<= ~a11~0 0) (= ~a10~0 1) (<= ~a19~0 0) (<= ~a14~0 0) (= ~a1~0 1) (= ~a18~0 1)) [2020-10-14 19:15:40,414 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 19:15:40,414 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:15:40,414 INFO L268 CegarLoopResult]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2020-10-14 19:15:40,414 INFO L268 CegarLoopResult]: For program point L1663(line 1663) no Hoare annotation was computed. [2020-10-14 19:15:40,414 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (not (= |old(~a5~0)| 1)) (not (<= |old(~a23~0)| 0)) (not (<= |old(~a26~0)| 0)) (not (<= |old(~a15~0)| 1)) (not (= |old(~a29~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (<= ~a15~0 1) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 1) (= ~a19~0 |old(~a19~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (<= 1 ~a15~0) (= ~a14~0 |old(~a14~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a1~0 1) (= ~a22~0 |old(~a22~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|)) (not (<= |old(~a14~0)| 0)) (not (<= |old(~a19~0)| 0)) (not (= |old(~a6~0)| 0)) (not (= |old(~a1~0)| 1)) (not (<= 1 |old(~a15~0)|)) (not (= |old(~a10~0)| 1)) (not (<= |old(~a2~0)| 0)) (not (= 0 |old(~a12~0)|)) (not (= ~a18~0 1)) (not (<= |old(~a11~0)| 0)) (not (<= |old(~a20~0)| 0))) [2020-10-14 19:15:40,414 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:15:40,415 INFO L264 CegarLoopResult]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse0 (= ~a5~0 1))) (or (not (= |old(~a5~0)| 1)) (not (<= |old(~a23~0)| 0)) (and (= ~a6~0 0) .cse0) (not (<= |old(~a26~0)| 0)) (not (<= |old(~a15~0)| 1)) (not (= |old(~a29~0)| 1)) (not (<= |old(~a14~0)| 0)) (not (<= |old(~a19~0)| 0)) (and (= ~a12~0 1) .cse0 (= ~a27~0 1) (= ~a26~0 1) (= ~a6~0 1) (= ~a3~0 1)) (not (= |old(~a6~0)| 0)) (not (= |old(~a1~0)| 1)) (and .cse0 (= ~a12~0 0)) (not (<= 1 |old(~a15~0)|)) (not (= |old(~a10~0)| 1)) (not (<= |old(~a2~0)| 0)) (and .cse0 (= ~a3~0 0)) (and .cse0 (not (= ~a11~0 1))) (and .cse0 (<= 2 ~a3~0)) (not (= 0 |old(~a12~0)|)) (not (= ~a18~0 1)) (and .cse0 (= ~a27~0 0)) (not (<= |old(~a11~0)| 0)) (not (<= |old(~a20~0)| 0)))) [2020-10-14 19:15:40,415 INFO L268 CegarLoopResult]: For program point L1658-3(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:15:40,415 INFO L264 CegarLoopResult]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse0 (= ~a5~0 1))) (or (not (= |old(~a5~0)| 1)) (not (<= |old(~a23~0)| 0)) (and (= ~a6~0 0) .cse0) (not (<= |old(~a26~0)| 0)) (not (<= |old(~a15~0)| 1)) (not (= |old(~a29~0)| 1)) (not (<= |old(~a14~0)| 0)) (not (<= |old(~a19~0)| 0)) (and (= ~a12~0 1) .cse0 (= ~a27~0 1) (= ~a26~0 1) (= ~a6~0 1) (= ~a3~0 1)) (not (= |old(~a6~0)| 0)) (not (= |old(~a1~0)| 1)) (and .cse0 (= ~a12~0 0)) (not (<= 1 |old(~a15~0)|)) (not (= |old(~a10~0)| 1)) (not (<= |old(~a2~0)| 0)) (and .cse0 (= ~a3~0 0)) (and .cse0 (not (= ~a11~0 1))) (and .cse0 (<= 2 ~a3~0)) (not (= 0 |old(~a12~0)|)) (not (= ~a18~0 1)) (and .cse0 (= ~a27~0 0)) (not (<= |old(~a11~0)| 0)) (not (<= |old(~a20~0)| 0)))) [2020-10-14 19:15:40,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:15:40 BoogieIcfgContainer [2020-10-14 19:15:40,440 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 19:15:40,442 INFO L168 Benchmark]: Toolchain (without parser) took 143331.83 ms. Allocated memory was 145.8 MB in the beginning and 2.5 GB in the end (delta: 2.3 GB). Free memory was 96.6 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2020-10-14 19:15:40,442 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-14 19:15:40,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1366.22 ms. Allocated memory was 145.8 MB in the beginning and 234.9 MB in the end (delta: 89.1 MB). Free memory was 96.6 MB in the beginning and 182.0 MB in the end (delta: -85.4 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. [2020-10-14 19:15:40,443 INFO L168 Benchmark]: Boogie Preprocessor took 182.46 ms. Allocated memory is still 234.9 MB. Free memory was 182.0 MB in the beginning and 171.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2020-10-14 19:15:40,444 INFO L168 Benchmark]: RCFGBuilder took 2014.28 ms. Allocated memory was 234.9 MB in the beginning and 266.3 MB in the end (delta: 31.5 MB). Free memory was 171.6 MB in the beginning and 205.7 MB in the end (delta: -34.1 MB). Peak memory consumption was 115.0 MB. Max. memory is 7.1 GB. [2020-10-14 19:15:40,445 INFO L168 Benchmark]: TraceAbstraction took 139764.06 ms. Allocated memory was 266.3 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 205.7 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2020-10-14 19:15:40,447 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1366.22 ms. Allocated memory was 145.8 MB in the beginning and 234.9 MB in the end (delta: 89.1 MB). Free memory was 96.6 MB in the beginning and 182.0 MB in the end (delta: -85.4 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 182.46 ms. Allocated memory is still 234.9 MB. Free memory was 182.0 MB in the beginning and 171.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2014.28 ms. Allocated memory was 234.9 MB in the beginning and 266.3 MB in the end (delta: 31.5 MB). Free memory was 171.6 MB in the beginning and 205.7 MB in the end (delta: -34.1 MB). Peak memory consumption was 115.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 139764.06 ms. Allocated memory was 266.3 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 205.7 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1602]: 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: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(\old(a5) == 1) || !(\old(a23) <= 0)) || (a6 == 0 && a5 == 1)) || !(\old(a26) <= 0)) || !(\old(a15) <= 1)) || !(\old(a29) == 1)) || !(\old(a14) <= 0)) || !(\old(a19) <= 0)) || (((((a12 == 1 && a5 == 1) && a27 == 1) && a26 == 1) && a6 == 1) && a3 == 1)) || !(\old(a6) == 0)) || !(\old(a1) == 1)) || (a5 == 1 && a12 == 0)) || !(1 <= \old(a15))) || !(\old(a10) == 1)) || !(\old(a2) <= 0)) || (a5 == 1 && a3 == 0)) || (a5 == 1 && !(a11 == 1))) || (a5 == 1 && 2 <= a3)) || !(0 == \old(a12))) || !(a18 == 1)) || (a5 == 1 && a27 == 0)) || !(\old(a11) <= 0)) || !(\old(a20) <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 311 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 129.8s, OverallIterations: 13, TraceHistogramMax: 5, AutomataDifference: 56.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 572 SDtfs, 6928 SDslu, 998 SDs, 0 SdLazy, 20902 SolverSat, 2322 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 183 GetRequests, 91 SyntacticMatches, 1 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 20.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48027occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.0s AutomataMinimizationTime, 13 MinimizatonAttempts, 578 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 937 PreInvPairs, 1291 NumberOfFragments, 1286 HoareAnnotationTreeSize, 937 FomulaSimplifications, 3729670 FormulaSimplificationTreeSizeReduction, 3.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 29911 FormulaSimplificationTreeSizeReductionInter, 5.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 61.5s InterpolantComputationTime, 3481 NumberOfCodeBlocks, 3481 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 3468 ConstructedInterpolants, 0 QuantifiedInterpolants, 13366434 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 885/1173 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...