/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem16_label24.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 09:17:49,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 09:17:49,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 09:17:49,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 09:17:49,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 09:17:49,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 09:17:49,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 09:17:49,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 09:17:49,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 09:17:49,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 09:17:49,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 09:17:49,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 09:17:49,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 09:17:49,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 09:17:49,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 09:17:49,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 09:17:49,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 09:17:49,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 09:17:49,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 09:17:49,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 09:17:49,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 09:17:49,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 09:17:49,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 09:17:49,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 09:17:49,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 09:17:49,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 09:17:49,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 09:17:49,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 09:17:49,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 09:17:49,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 09:17:49,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 09:17:49,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 09:17:49,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 09:17:49,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 09:17:49,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 09:17:49,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 09:17:49,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 09:17:49,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 09:17:49,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 09:17:49,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 09:17:49,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 09:17:49,740 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 09:17:49,762 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 09:17:49,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 09:17:49,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 09:17:49,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 09:17:49,764 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 09:17:49,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 09:17:49,764 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 09:17:49,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 09:17:49,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 09:17:49,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 09:17:49,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 09:17:49,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 09:17:49,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 09:17:49,765 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 09:17:49,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 09:17:49,766 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 09:17:49,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 09:17:49,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 09:17:49,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 09:17:49,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 09:17:49,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 09:17:49,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 09:17:49,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 09:17:49,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 09:17:49,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 09:17:49,768 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 09:17:49,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 09:17:49,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 09:17:49,768 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 09:17:49,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 09:17:50,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 09:17:50,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 09:17:50,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 09:17:50,080 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 09:17:50,080 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 09:17:50,081 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label24.c [2020-10-13 09:17:50,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a56c00835/2eb474d3788a4c2c8e4477ee425cbb98/FLAG97ac3ad42 [2020-10-13 09:17:50,782 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 09:17:50,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label24.c [2020-10-13 09:17:50,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a56c00835/2eb474d3788a4c2c8e4477ee425cbb98/FLAG97ac3ad42 [2020-10-13 09:17:51,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a56c00835/2eb474d3788a4c2c8e4477ee425cbb98 [2020-10-13 09:17:51,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 09:17:51,031 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 09:17:51,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 09:17:51,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 09:17:51,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 09:17:51,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:17:51" (1/1) ... [2020-10-13 09:17:51,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57d587f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:51, skipping insertion in model container [2020-10-13 09:17:51,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:17:51" (1/1) ... [2020-10-13 09:17:51,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 09:17:51,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 09:17:51,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:17:51,951 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 09:17:52,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:17:52,330 INFO L208 MainTranslator]: Completed translation [2020-10-13 09:17:52,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52 WrapperNode [2020-10-13 09:17:52,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 09:17:52,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 09:17:52,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 09:17:52,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 09:17:52,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52" (1/1) ... [2020-10-13 09:17:52,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52" (1/1) ... [2020-10-13 09:17:52,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52" (1/1) ... [2020-10-13 09:17:52,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52" (1/1) ... [2020-10-13 09:17:52,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52" (1/1) ... [2020-10-13 09:17:52,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52" (1/1) ... [2020-10-13 09:17:52,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52" (1/1) ... [2020-10-13 09:17:52,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 09:17:52,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 09:17:52,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 09:17:52,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 09:17:52,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 09:17:52,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 09:17:52,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 09:17:52,643 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-13 09:17:52,643 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-13 09:17:52,644 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 09:17:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-13 09:17:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-13 09:17:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 09:17:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 09:17:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 09:17:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 09:17:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 09:17:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 09:17:54,848 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 09:17:54,848 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 09:17:54,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:17:54 BoogieIcfgContainer [2020-10-13 09:17:54,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 09:17:54,867 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 09:17:54,867 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 09:17:54,870 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 09:17:54,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:17:51" (1/3) ... [2020-10-13 09:17:54,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e3d9a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:17:54, skipping insertion in model container [2020-10-13 09:17:54,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:17:52" (2/3) ... [2020-10-13 09:17:54,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e3d9a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:17:54, skipping insertion in model container [2020-10-13 09:17:54,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:17:54" (3/3) ... [2020-10-13 09:17:54,875 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label24.c [2020-10-13 09:17:54,887 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 09:17:54,899 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 09:17:54,914 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 09:17:54,941 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 09:17:54,942 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 09:17:54,942 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 09:17:54,942 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 09:17:54,942 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 09:17:54,942 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 09:17:54,942 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 09:17:54,943 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 09:17:54,969 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2020-10-13 09:17:54,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-13 09:17:54,979 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:17:54,980 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] [2020-10-13 09:17:54,981 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:17:54,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:17:54,988 INFO L82 PathProgramCache]: Analyzing trace with hash 272014893, now seen corresponding path program 1 times [2020-10-13 09:17:54,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:17:54,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1209664050] [2020-10-13 09:17:54,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:17:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:55,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:55,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:55,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-13 09:17:55,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:55,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 463 [2020-10-13 09:17:55,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:55,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 09:17:55,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 09:17:55,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-13 09:17:55,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 09:17:55,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:17:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:55,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:55,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:55,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:17:55,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:55,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 09:17:55,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:55,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:17:55,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:55,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 09:17:55,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:55,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 09:17:55,779 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1209664050] [2020-10-13 09:17:55,781 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 09:17:55,781 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 09:17:55,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295887834] [2020-10-13 09:17:55,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:17:55,788 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:17:55,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:17:55,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:17:55,805 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 5 states. [2020-10-13 09:18:01,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:18:01,101 INFO L93 Difference]: Finished difference Result 1515 states and 2848 transitions. [2020-10-13 09:18:01,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:18:01,103 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-10-13 09:18:01,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:18:01,140 INFO L225 Difference]: With dead ends: 1515 [2020-10-13 09:18:01,140 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:18:01,151 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:18:01,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:18:01,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:18:01,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:18:01,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1642 transitions. [2020-10-13 09:18:01,275 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1642 transitions. Word has length 58 [2020-10-13 09:18:01,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:18:01,276 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1642 transitions. [2020-10-13 09:18:01,276 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:18:01,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1642 transitions. [2020-10-13 09:18:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-10-13 09:18:01,290 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:18:01,291 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-13 09:18:01,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 09:18:01,291 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:18:01,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:18:01,292 INFO L82 PathProgramCache]: Analyzing trace with hash 190582509, now seen corresponding path program 1 times [2020-10-13 09:18:01,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:18:01,293 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [813858292] [2020-10-13 09:18:01,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:18:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:01,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:01,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:01,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:02,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:04,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:05,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:06,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:06,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 252 [2020-10-13 09:18:06,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:18:06,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 09:18:06,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:06,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:06,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 194 [2020-10-13 09:18:06,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 09:18:06,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:06,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:18:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:06,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:06,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:06,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:18:06,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:06,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:18:06,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:06,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:06,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:06,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:06,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:06,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:18:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:06,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:06,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:06,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:18:06,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:06,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 09:18:06,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:06,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:06,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:06,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:06,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:06,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:18:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:06,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:06,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:06,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-13 09:18:06,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:06,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-10-13 09:18:06,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:06,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-13 09:18:06,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:06,839 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 103 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:18:06,840 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [813858292] [2020-10-13 09:18:06,840 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:18:06,840 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:18:06,841 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865552954] [2020-10-13 09:18:06,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:18:06,843 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:18:06,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:18:06,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:18:06,844 INFO L87 Difference]: Start difference. First operand 1031 states and 1642 transitions. Second operand 5 states. [2020-10-13 09:18:09,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:18:09,215 INFO L93 Difference]: Finished difference Result 2077 states and 3310 transitions. [2020-10-13 09:18:09,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:18:09,216 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 240 [2020-10-13 09:18:09,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:18:09,230 INFO L225 Difference]: With dead ends: 2077 [2020-10-13 09:18:09,230 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:18:09,234 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:18:09,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:18:09,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:18:09,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:18:09,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1640 transitions. [2020-10-13 09:18:09,296 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1640 transitions. Word has length 240 [2020-10-13 09:18:09,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:18:09,301 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1640 transitions. [2020-10-13 09:18:09,301 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:18:09,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1640 transitions. [2020-10-13 09:18:09,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-10-13 09:18:09,310 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:18:09,311 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-13 09:18:09,311 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 09:18:09,311 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:18:09,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:18:09,312 INFO L82 PathProgramCache]: Analyzing trace with hash -1268818012, now seen corresponding path program 1 times [2020-10-13 09:18:09,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:18:09,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1532922035] [2020-10-13 09:18:09,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:18:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:09,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:09,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:09,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:10,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:11,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:13,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:13,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 255 [2020-10-13 09:18:13,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:18:13,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4566 [2020-10-13 09:18:13,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:13,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:13,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 197 [2020-10-13 09:18:13,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-13 09:18:13,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 09:18:14,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:18:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:14,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:14,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:14,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:18:14,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:14,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:18:14,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:14,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:14,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:14,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:14,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:14,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:18:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:14,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:14,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:14,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:18:14,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:14,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 09:18:14,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:14,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:14,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:14,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:14,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:14,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:18:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:14,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:14,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:14,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 09:18:14,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:14,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-13 09:18:14,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:14,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:14,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:14,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-13 09:18:14,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 103 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:18:14,275 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1532922035] [2020-10-13 09:18:14,275 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:18:14,275 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:18:14,275 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118254410] [2020-10-13 09:18:14,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:18:14,277 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:18:14,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:18:14,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:18:14,285 INFO L87 Difference]: Start difference. First operand 1031 states and 1640 transitions. Second operand 5 states. [2020-10-13 09:18:17,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:18:17,833 INFO L93 Difference]: Finished difference Result 2747 states and 4485 transitions. [2020-10-13 09:18:17,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:18:17,835 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 243 [2020-10-13 09:18:17,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:18:17,846 INFO L225 Difference]: With dead ends: 2747 [2020-10-13 09:18:17,846 INFO L226 Difference]: Without dead ends: 1722 [2020-10-13 09:18:17,849 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:18:17,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1722 states. [2020-10-13 09:18:17,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1722 to 1718. [2020-10-13 09:18:17,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1718 states. [2020-10-13 09:18:17,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 2594 transitions. [2020-10-13 09:18:17,899 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 2594 transitions. Word has length 243 [2020-10-13 09:18:17,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:18:17,900 INFO L479 AbstractCegarLoop]: Abstraction has 1718 states and 2594 transitions. [2020-10-13 09:18:17,900 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:18:17,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2594 transitions. [2020-10-13 09:18:17,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2020-10-13 09:18:17,906 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:18:17,906 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-13 09:18:17,907 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 09:18:17,907 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:18:17,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:18:17,907 INFO L82 PathProgramCache]: Analyzing trace with hash 43966501, now seen corresponding path program 1 times [2020-10-13 09:18:17,908 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:18:17,908 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [719445110] [2020-10-13 09:18:17,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:18:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:17,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:18,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:18,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:18,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:19,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:21,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:22,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:22,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 320 [2020-10-13 09:18:22,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:18:22,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-13 09:18:22,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:22,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:22,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 262 [2020-10-13 09:18:22,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 09:18:22,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:23,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:18:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:23,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:23,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:23,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:18:23,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:23,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:18:23,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:23,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:23,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:23,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:23,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:23,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:18:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:23,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:23,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:23,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:18:23,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:23,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 09:18:23,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:23,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:23,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:23,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:23,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:23,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:18:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:23,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:23,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:23,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-13 09:18:23,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:23,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-13 09:18:23,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:23,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:23,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:23,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 170 [2020-10-13 09:18:23,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 103 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:18:23,484 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [719445110] [2020-10-13 09:18:23,484 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:18:23,484 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:18:23,485 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045710380] [2020-10-13 09:18:23,485 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:18:23,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:18:23,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:18:23,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:18:23,487 INFO L87 Difference]: Start difference. First operand 1718 states and 2594 transitions. Second operand 5 states. [2020-10-13 09:18:26,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:18:26,380 INFO L93 Difference]: Finished difference Result 3447 states and 5214 transitions. [2020-10-13 09:18:26,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:18:26,380 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 308 [2020-10-13 09:18:26,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:18:26,392 INFO L225 Difference]: With dead ends: 3447 [2020-10-13 09:18:26,392 INFO L226 Difference]: Without dead ends: 1722 [2020-10-13 09:18:26,399 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:18:26,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1722 states. [2020-10-13 09:18:26,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1722 to 1718. [2020-10-13 09:18:26,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1718 states. [2020-10-13 09:18:26,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 2590 transitions. [2020-10-13 09:18:26,452 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 2590 transitions. Word has length 308 [2020-10-13 09:18:26,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:18:26,454 INFO L479 AbstractCegarLoop]: Abstraction has 1718 states and 2590 transitions. [2020-10-13 09:18:26,454 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:18:26,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2590 transitions. [2020-10-13 09:18:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2020-10-13 09:18:26,462 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:18:26,462 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-13 09:18:26,462 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 09:18:26,462 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:18:26,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:18:26,463 INFO L82 PathProgramCache]: Analyzing trace with hash -417961332, now seen corresponding path program 1 times [2020-10-13 09:18:26,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:18:26,463 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [281215878] [2020-10-13 09:18:26,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:18:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:26,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:26,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:26,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:27,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:29,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:30,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:31,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:31,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 363 [2020-10-13 09:18:31,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:18:31,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 09:18:31,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 305 [2020-10-13 09:18:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 09:18:31,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:31,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:18:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:31,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:31,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:31,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:18:31,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:31,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 09:18:31,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:31,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:31,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:31,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:31,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:31,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:18:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:31,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:31,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:31,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:18:31,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:31,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 09:18:31,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:31,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:31,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:31,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:31,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:18:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:31,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:32,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:32,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-13 09:18:32,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:32,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 218 [2020-10-13 09:18:32,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 213 [2020-10-13 09:18:32,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:32,440 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 103 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:18:32,441 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [281215878] [2020-10-13 09:18:32,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:18:32,441 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:18:32,441 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408025794] [2020-10-13 09:18:32,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:18:32,442 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:18:32,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:18:32,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:18:32,443 INFO L87 Difference]: Start difference. First operand 1718 states and 2590 transitions. Second operand 5 states. [2020-10-13 09:18:34,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:18:34,846 INFO L93 Difference]: Finished difference Result 3451 states and 5210 transitions. [2020-10-13 09:18:34,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:18:34,852 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 351 [2020-10-13 09:18:34,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:18:34,861 INFO L225 Difference]: With dead ends: 3451 [2020-10-13 09:18:34,861 INFO L226 Difference]: Without dead ends: 1722 [2020-10-13 09:18:34,866 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:18:34,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1722 states. [2020-10-13 09:18:34,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1722 to 1718. [2020-10-13 09:18:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1718 states. [2020-10-13 09:18:34,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 2586 transitions. [2020-10-13 09:18:34,908 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 2586 transitions. Word has length 351 [2020-10-13 09:18:34,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:18:34,908 INFO L479 AbstractCegarLoop]: Abstraction has 1718 states and 2586 transitions. [2020-10-13 09:18:34,908 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:18:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2586 transitions. [2020-10-13 09:18:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2020-10-13 09:18:34,916 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:18:34,917 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:18:34,917 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 09:18:34,917 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:18:34,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:18:34,918 INFO L82 PathProgramCache]: Analyzing trace with hash 82075031, now seen corresponding path program 1 times [2020-10-13 09:18:34,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:18:34,918 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165902124] [2020-10-13 09:18:34,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:18:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:34,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:35,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:35,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:35,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:38,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:39,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:39,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:39,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:39,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 381 [2020-10-13 09:18:39,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 09:18:39,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 09:18:39,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:39,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:39,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 09:18:39,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:18:39,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:40,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:18:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:40,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:40,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:40,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:18:40,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:40,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:18:40,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:40,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:40,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:40,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:40,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:40,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:18:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:40,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:40,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:40,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:18:40,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:40,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 09:18:40,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:40,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:40,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:40,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-13 09:18:40,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:40,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:18:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:40,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:40,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:40,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:40,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 09:18:40,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:18:40,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 239 [2020-10-13 09:18:40,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:40,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:40,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:18:40,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-13 09:18:40,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:40,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-13 09:18:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:40,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:40,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:40,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-13 09:18:40,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:40,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 09:18:40,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:40,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:40,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-13 09:18:40,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:40,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:40,985 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 229 proven. 109 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-13 09:18:40,986 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165902124] [2020-10-13 09:18:40,986 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:18:40,986 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 09:18:40,986 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075107961] [2020-10-13 09:18:40,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 09:18:40,987 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:18:40,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 09:18:40,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:18:40,988 INFO L87 Difference]: Start difference. First operand 1718 states and 2586 transitions. Second operand 7 states. [2020-10-13 09:18:44,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:18:44,439 INFO L93 Difference]: Finished difference Result 3573 states and 5366 transitions. [2020-10-13 09:18:44,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 09:18:44,439 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 367 [2020-10-13 09:18:44,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:18:44,449 INFO L225 Difference]: With dead ends: 3573 [2020-10-13 09:18:44,449 INFO L226 Difference]: Without dead ends: 1797 [2020-10-13 09:18:44,455 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-13 09:18:44,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1797 states. [2020-10-13 09:18:44,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1797 to 1720. [2020-10-13 09:18:44,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1720 states. [2020-10-13 09:18:44,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2355 transitions. [2020-10-13 09:18:44,512 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2355 transitions. Word has length 367 [2020-10-13 09:18:44,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:18:44,513 INFO L479 AbstractCegarLoop]: Abstraction has 1720 states and 2355 transitions. [2020-10-13 09:18:44,513 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 09:18:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2355 transitions. [2020-10-13 09:18:44,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2020-10-13 09:18:44,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:18:44,521 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:18:44,521 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 09:18:44,522 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:18:44,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:18:44,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1832632605, now seen corresponding path program 1 times [2020-10-13 09:18:44,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:18:44,523 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2068173782] [2020-10-13 09:18:44,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:18:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:44,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:44,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:44,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:45,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:47,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:49,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:49,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 391 [2020-10-13 09:18:49,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:18:49,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 09:18:49,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:49,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:49,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-13 09:18:49,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:18:49,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:49,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:18:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:49,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:49,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:49,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:18:49,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:49,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:18:49,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:49,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:49,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:49,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:49,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:49,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:18:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:49,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:49,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:49,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-13 09:18:49,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:49,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 09:18:49,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:49,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:49,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:49,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-13 09:18:49,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:49,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 09:18:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:49,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:49,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:49,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:49,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 09:18:49,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:18:49,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 208 [2020-10-13 09:18:49,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:49,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:49,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:18:49,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-13 09:18:49,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:50,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-13 09:18:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:50,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:50,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:50,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-13 09:18:50,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:50,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 09:18:50,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:50,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:50,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-13 09:18:50,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:50,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:50,326 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 239 proven. 109 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-10-13 09:18:50,327 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2068173782] [2020-10-13 09:18:50,327 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:18:50,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 09:18:50,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207103596] [2020-10-13 09:18:50,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 09:18:50,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:18:50,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 09:18:50,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:18:50,330 INFO L87 Difference]: Start difference. First operand 1720 states and 2355 transitions. Second operand 7 states. [2020-10-13 09:18:52,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:18:52,979 INFO L93 Difference]: Finished difference Result 3577 states and 5003 transitions. [2020-10-13 09:18:52,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 09:18:52,980 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 377 [2020-10-13 09:18:52,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:18:52,991 INFO L225 Difference]: With dead ends: 3577 [2020-10-13 09:18:52,991 INFO L226 Difference]: Without dead ends: 1786 [2020-10-13 09:18:52,997 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:18:53,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1786 states. [2020-10-13 09:18:53,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1786 to 1729. [2020-10-13 09:18:53,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1729 states. [2020-10-13 09:18:53,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1729 states and 2295 transitions. [2020-10-13 09:18:53,048 INFO L78 Accepts]: Start accepts. Automaton has 1729 states and 2295 transitions. Word has length 377 [2020-10-13 09:18:53,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:18:53,049 INFO L479 AbstractCegarLoop]: Abstraction has 1729 states and 2295 transitions. [2020-10-13 09:18:53,049 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 09:18:53,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2295 transitions. [2020-10-13 09:18:53,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2020-10-13 09:18:53,057 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:18:53,058 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:18:53,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 09:18:53,058 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:18:53,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:18:53,059 INFO L82 PathProgramCache]: Analyzing trace with hash 466999963, now seen corresponding path program 1 times [2020-10-13 09:18:53,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:18:53,059 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2090118876] [2020-10-13 09:18:53,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:18:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:53,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:53,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:53,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:53,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:56,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:57,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:57,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:57,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:58,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:58,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 395 [2020-10-13 09:18:58,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 09:18:58,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-13 09:18:58,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:58,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:58,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 337 [2020-10-13 09:18:58,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-13 09:18:58,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:58,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:18:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:58,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:58,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:58,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:18:58,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:58,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:18:58,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:58,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:58,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:58,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:58,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:58,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:18:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:58,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:58,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:58,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-13 09:18:58,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:58,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 09:18:58,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:58,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:58,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:58,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 09:18:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:58,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:58,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:58,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 09:18:58,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:58,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 09:18:58,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:58,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:58,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:58,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:58,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:58,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-13 09:18:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:58,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:58,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:58,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-13 09:18:58,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:58,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 09:18:58,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:58,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-13 09:18:58,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:58,684 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 156 proven. 3 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2020-10-13 09:18:58,685 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2090118876] [2020-10-13 09:18:58,685 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:18:58,685 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 09:18:58,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591872280] [2020-10-13 09:18:58,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 09:18:58,686 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:18:58,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 09:18:58,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:18:58,687 INFO L87 Difference]: Start difference. First operand 1729 states and 2295 transitions. Second operand 6 states. [2020-10-13 09:19:02,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:19:02,657 INFO L93 Difference]: Finished difference Result 6537 states and 8871 transitions. [2020-10-13 09:19:02,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:19:02,658 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 381 [2020-10-13 09:19:02,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:19:02,659 INFO L225 Difference]: With dead ends: 6537 [2020-10-13 09:19:02,659 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 09:19:02,673 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-13 09:19:02,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 09:19:02,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 09:19:02,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 09:19:02,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 09:19:02,674 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 381 [2020-10-13 09:19:02,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:19:02,674 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 09:19:02,674 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 09:19:02,675 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 09:19:02,675 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 09:19:02,675 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 09:19:02,678 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 09:19:02,978 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 102 [2020-10-13 09:19:03,337 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 102 [2020-10-13 09:19:03,523 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 20 [2020-10-13 09:19:03,763 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2020-10-13 09:19:03,984 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-13 09:19:04,346 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 71 [2020-10-13 09:19:04,555 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 20 [2020-10-13 09:19:04,559 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:19:04,559 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a18~0 |old(~a18~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-10-13 09:19:04,559 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:19:04,559 INFO L268 CegarLoopResult]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,559 INFO L268 CegarLoopResult]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:19:04,560 INFO L268 CegarLoopResult]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,560 INFO L268 CegarLoopResult]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,560 INFO L268 CegarLoopResult]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,560 INFO L268 CegarLoopResult]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,560 INFO L268 CegarLoopResult]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,560 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,560 INFO L268 CegarLoopResult]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,561 INFO L268 CegarLoopResult]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,561 INFO L268 CegarLoopResult]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,561 INFO L268 CegarLoopResult]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,561 INFO L268 CegarLoopResult]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,561 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,561 INFO L268 CegarLoopResult]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,561 INFO L268 CegarLoopResult]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,561 INFO L268 CegarLoopResult]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,562 INFO L268 CegarLoopResult]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,562 INFO L268 CegarLoopResult]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,562 INFO L268 CegarLoopResult]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,562 INFO L268 CegarLoopResult]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,562 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,562 INFO L268 CegarLoopResult]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,562 INFO L268 CegarLoopResult]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,562 INFO L268 CegarLoopResult]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,563 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,563 INFO L268 CegarLoopResult]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,563 INFO L268 CegarLoopResult]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,563 INFO L268 CegarLoopResult]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,563 INFO L264 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse0 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|))) (.cse1 (and (= 3 |old(~a15~0)|) (= 5 |old(~a12~0)|) (not (<= 0 (+ |old(~a18~0)| 155))) (= 8 |old(~a16~0)|)))) (and (or .cse0 (not (<= 4 |old(~a15~0)|))) (or .cse0 .cse1 (= 9 |old(~a16~0)|)) (or .cse0 (= 6 |old(~a12~0)|) .cse1))) [2020-10-13 09:19:04,563 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,564 INFO L268 CegarLoopResult]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,564 INFO L268 CegarLoopResult]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,564 INFO L268 CegarLoopResult]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,564 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,564 INFO L268 CegarLoopResult]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,564 INFO L268 CegarLoopResult]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,564 INFO L268 CegarLoopResult]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:19:04,564 INFO L268 CegarLoopResult]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,565 INFO L268 CegarLoopResult]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,565 INFO L268 CegarLoopResult]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,565 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,565 INFO L268 CegarLoopResult]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,565 INFO L268 CegarLoopResult]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,565 INFO L268 CegarLoopResult]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,565 INFO L268 CegarLoopResult]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,565 INFO L268 CegarLoopResult]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2020-10-13 09:19:04,566 INFO L268 CegarLoopResult]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,566 INFO L268 CegarLoopResult]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,566 INFO L268 CegarLoopResult]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,566 INFO L268 CegarLoopResult]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,566 INFO L268 CegarLoopResult]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,566 INFO L268 CegarLoopResult]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,566 INFO L268 CegarLoopResult]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,566 INFO L268 CegarLoopResult]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,567 INFO L268 CegarLoopResult]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,567 INFO L268 CegarLoopResult]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,567 INFO L268 CegarLoopResult]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,567 INFO L268 CegarLoopResult]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,567 INFO L268 CegarLoopResult]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,567 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-13 09:19:04,567 INFO L268 CegarLoopResult]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,567 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-13 09:19:04,568 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-13 09:19:04,568 INFO L264 CegarLoopResult]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse0 (not (<= |old(~a16~0)| 9))) (.cse1 (not (<= |old(~a15~0)| 3))) (.cse2 (not (<= 9 |old(~a16~0)|))) (.cse3 (not (<= 3 |old(~a15~0)|))) (.cse4 (not (= 3 |old(~a15~0)|))) (.cse5 (= 9 |old(~a16~0)|)) (.cse6 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or .cse0 (not (<= 136 |old(~a18~0)|)) .cse1 (not (<= |old(~a12~0)| 7)) .cse2 (not (<= 7 |old(~a12~0)|)) .cse3) (or .cse0 .cse1 (not (<= 49995 |old(~a18~0)|)) (not (<= 9 |old(~a12~0)|)) .cse2 .cse3 (not (<= |old(~a12~0)| 9))) (or (not (= 7 |old(~a12~0)|)) .cse4 (not .cse5) (not (<= (+ |old(~a18~0)| 156) 0))) (or .cse6 (not (<= 4 |old(~a15~0)|))) (or (not (= 5 |old(~a12~0)|)) .cse4 (not (= 8 |old(~a16~0)|)) (<= 0 (+ |old(~a18~0)| 155))) (or .cse6 .cse5) (or .cse6 (= 6 |old(~a12~0)|)))) [2020-10-13 09:19:04,568 INFO L268 CegarLoopResult]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,568 INFO L268 CegarLoopResult]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2020-10-13 09:19:04,568 INFO L268 CegarLoopResult]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,568 INFO L268 CegarLoopResult]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,569 INFO L268 CegarLoopResult]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,569 INFO L268 CegarLoopResult]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,569 INFO L268 CegarLoopResult]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,569 INFO L268 CegarLoopResult]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,569 INFO L268 CegarLoopResult]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,569 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-13 09:19:04,569 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-13 09:19:04,569 INFO L268 CegarLoopResult]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,569 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-13 09:19:04,570 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,570 INFO L268 CegarLoopResult]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,570 INFO L268 CegarLoopResult]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,570 INFO L268 CegarLoopResult]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,570 INFO L268 CegarLoopResult]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,570 INFO L268 CegarLoopResult]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,570 INFO L268 CegarLoopResult]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,570 INFO L268 CegarLoopResult]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,571 INFO L268 CegarLoopResult]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,571 INFO L268 CegarLoopResult]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,571 INFO L268 CegarLoopResult]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,571 INFO L268 CegarLoopResult]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,571 INFO L268 CegarLoopResult]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,571 INFO L268 CegarLoopResult]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,571 INFO L268 CegarLoopResult]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,571 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-13 09:19:04,572 INFO L268 CegarLoopResult]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,572 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-13 09:19:04,572 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-13 09:19:04,572 INFO L268 CegarLoopResult]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,572 INFO L268 CegarLoopResult]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,572 INFO L268 CegarLoopResult]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,572 INFO L268 CegarLoopResult]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,572 INFO L268 CegarLoopResult]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,573 INFO L268 CegarLoopResult]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,573 INFO L268 CegarLoopResult]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,573 INFO L268 CegarLoopResult]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,573 INFO L268 CegarLoopResult]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,573 INFO L268 CegarLoopResult]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,573 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-13 09:19:04,573 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-13 09:19:04,573 INFO L268 CegarLoopResult]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,574 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-13 09:19:04,574 INFO L268 CegarLoopResult]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,574 INFO L268 CegarLoopResult]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,574 INFO L268 CegarLoopResult]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,574 INFO L268 CegarLoopResult]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,574 INFO L268 CegarLoopResult]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,574 INFO L268 CegarLoopResult]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,574 INFO L268 CegarLoopResult]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,575 INFO L268 CegarLoopResult]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,575 INFO L268 CegarLoopResult]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,575 INFO L268 CegarLoopResult]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,575 INFO L268 CegarLoopResult]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,575 INFO L268 CegarLoopResult]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,575 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-13 09:19:04,575 INFO L268 CegarLoopResult]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,575 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-13 09:19:04,575 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-13 09:19:04,576 INFO L268 CegarLoopResult]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,576 INFO L268 CegarLoopResult]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,576 INFO L268 CegarLoopResult]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,576 INFO L268 CegarLoopResult]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,576 INFO L268 CegarLoopResult]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,576 INFO L268 CegarLoopResult]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,576 INFO L268 CegarLoopResult]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,576 INFO L268 CegarLoopResult]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,577 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,577 INFO L268 CegarLoopResult]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,577 INFO L268 CegarLoopResult]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,577 INFO L268 CegarLoopResult]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,577 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-13 09:19:04,577 INFO L268 CegarLoopResult]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,577 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-13 09:19:04,577 INFO L268 CegarLoopResult]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,578 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-13 09:19:04,578 INFO L268 CegarLoopResult]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,578 INFO L268 CegarLoopResult]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,578 INFO L268 CegarLoopResult]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,578 INFO L268 CegarLoopResult]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,578 INFO L268 CegarLoopResult]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,578 INFO L268 CegarLoopResult]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,578 INFO L268 CegarLoopResult]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,579 INFO L268 CegarLoopResult]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,579 INFO L268 CegarLoopResult]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,579 INFO L268 CegarLoopResult]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,579 INFO L268 CegarLoopResult]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,579 INFO L268 CegarLoopResult]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,579 INFO L268 CegarLoopResult]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,579 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-13 09:19:04,579 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-13 09:19:04,580 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-13 09:19:04,580 INFO L268 CegarLoopResult]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,580 INFO L268 CegarLoopResult]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,580 INFO L268 CegarLoopResult]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,580 INFO L268 CegarLoopResult]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,580 INFO L268 CegarLoopResult]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,580 INFO L268 CegarLoopResult]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,580 INFO L268 CegarLoopResult]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,581 INFO L268 CegarLoopResult]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,581 INFO L268 CegarLoopResult]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,581 INFO L268 CegarLoopResult]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,581 INFO L268 CegarLoopResult]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,581 INFO L268 CegarLoopResult]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,581 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-13 09:19:04,581 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,581 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-13 09:19:04,581 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-13 09:19:04,582 INFO L268 CegarLoopResult]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,582 INFO L268 CegarLoopResult]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,582 INFO L268 CegarLoopResult]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,582 INFO L268 CegarLoopResult]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,582 INFO L268 CegarLoopResult]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,582 INFO L268 CegarLoopResult]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,582 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse0 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or .cse0 (not (<= 4 |old(~a15~0)|))) (or .cse0 (= 9 |old(~a16~0)|)) (or .cse0 (= 6 |old(~a12~0)|)))) [2020-10-13 09:19:04,582 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,583 INFO L268 CegarLoopResult]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,583 INFO L268 CegarLoopResult]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,583 INFO L268 CegarLoopResult]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,583 INFO L268 CegarLoopResult]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,583 INFO L268 CegarLoopResult]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,583 INFO L268 CegarLoopResult]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,583 INFO L268 CegarLoopResult]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,583 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,583 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,584 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,585 INFO L268 CegarLoopResult]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,586 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,587 INFO L268 CegarLoopResult]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,588 INFO L268 CegarLoopResult]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,588 INFO L268 CegarLoopResult]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,588 INFO L268 CegarLoopResult]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,588 INFO L268 CegarLoopResult]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,588 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-13 09:19:04,588 INFO L268 CegarLoopResult]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,588 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-13 09:19:04,588 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-13 09:19:04,588 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,589 INFO L268 CegarLoopResult]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,589 INFO L268 CegarLoopResult]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,589 INFO L268 CegarLoopResult]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,589 INFO L268 CegarLoopResult]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,589 INFO L268 CegarLoopResult]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,589 INFO L268 CegarLoopResult]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,589 INFO L268 CegarLoopResult]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,589 INFO L268 CegarLoopResult]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,589 INFO L268 CegarLoopResult]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,590 INFO L268 CegarLoopResult]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,590 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,590 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-13 09:19:04,590 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-13 09:19:04,590 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-13 09:19:04,590 INFO L268 CegarLoopResult]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,590 INFO L268 CegarLoopResult]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,591 INFO L268 CegarLoopResult]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,591 INFO L268 CegarLoopResult]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,591 INFO L268 CegarLoopResult]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,591 INFO L268 CegarLoopResult]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,591 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 163) no Hoare annotation was computed. [2020-10-13 09:19:04,591 INFO L268 CegarLoopResult]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,591 INFO L268 CegarLoopResult]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,591 INFO L268 CegarLoopResult]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,591 INFO L268 CegarLoopResult]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,592 INFO L268 CegarLoopResult]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,592 INFO L268 CegarLoopResult]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,592 INFO L268 CegarLoopResult]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,592 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-13 09:19:04,592 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-13 09:19:04,592 INFO L268 CegarLoopResult]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,592 INFO L268 CegarLoopResult]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,592 INFO L268 CegarLoopResult]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-13 09:19:04,593 INFO L268 CegarLoopResult]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,594 INFO L268 CegarLoopResult]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,594 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,594 INFO L268 CegarLoopResult]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,594 INFO L268 CegarLoopResult]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,594 INFO L268 CegarLoopResult]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,594 INFO L268 CegarLoopResult]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,594 INFO L268 CegarLoopResult]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,594 INFO L268 CegarLoopResult]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,594 INFO L268 CegarLoopResult]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,595 INFO L268 CegarLoopResult]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,596 INFO L268 CegarLoopResult]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,597 INFO L268 CegarLoopResult]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,598 INFO L268 CegarLoopResult]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-13 09:19:04,599 INFO L268 CegarLoopResult]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,600 INFO L268 CegarLoopResult]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,601 INFO L268 CegarLoopResult]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,602 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,603 INFO L268 CegarLoopResult]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,604 INFO L268 CegarLoopResult]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:19:04,604 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-13 09:19:04,604 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-13 09:19:04,604 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-13 09:19:04,604 INFO L268 CegarLoopResult]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,604 INFO L268 CegarLoopResult]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,604 INFO L268 CegarLoopResult]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2020-10-13 09:19:04,604 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:19:04,604 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 11 ~a16~0) (<= ~a12~0 5)) [2020-10-13 09:19:04,604 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 09:19:04,605 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:19:04,605 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= |old(~a12~0)| 5)) (not (<= 11 |old(~a16~0)|))) [2020-10-13 09:19:04,605 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:19:04,605 INFO L264 CegarLoopResult]: At program point L1781(line 1781) the Hoare annotation is: (or (<= 4 ~a15~0) (not (= ~a16~0 9)) (not (<= |old(~a12~0)| 5)) (not (<= 11 |old(~a16~0)|)) (not (= ~a12~0 6))) [2020-10-13 09:19:04,605 INFO L268 CegarLoopResult]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2020-10-13 09:19:04,605 INFO L268 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2020-10-13 09:19:04,605 INFO L264 CegarLoopResult]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (or (<= 4 ~a15~0) (not (= ~a16~0 9)) (not (<= |old(~a12~0)| 5)) (not (<= 11 |old(~a16~0)|)) (not (= ~a12~0 6))) [2020-10-13 09:19:04,605 INFO L268 CegarLoopResult]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:19:04,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:19:04 BoogieIcfgContainer [2020-10-13 09:19:04,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 09:19:04,628 INFO L168 Benchmark]: Toolchain (without parser) took 73597.70 ms. Allocated memory was 145.2 MB in the beginning and 1.0 GB in the end (delta: 898.1 MB). Free memory was 98.9 MB in the beginning and 957.7 MB in the end (delta: -858.8 MB). Peak memory consumption was 925.5 MB. Max. memory is 7.1 GB. [2020-10-13 09:19:04,629 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 145.2 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 09:19:04,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1299.83 ms. Allocated memory was 145.2 MB in the beginning and 206.0 MB in the end (delta: 60.8 MB). Free memory was 98.7 MB in the beginning and 131.3 MB in the end (delta: -32.6 MB). Peak memory consumption was 36.2 MB. Max. memory is 7.1 GB. [2020-10-13 09:19:04,631 INFO L168 Benchmark]: Boogie Preprocessor took 226.13 ms. Allocated memory is still 206.0 MB. Free memory was 131.3 MB in the beginning and 120.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2020-10-13 09:19:04,632 INFO L168 Benchmark]: RCFGBuilder took 2306.34 ms. Allocated memory was 206.0 MB in the beginning and 252.7 MB in the end (delta: 46.7 MB). Free memory was 120.8 MB in the beginning and 117.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2020-10-13 09:19:04,633 INFO L168 Benchmark]: TraceAbstraction took 69760.00 ms. Allocated memory was 252.7 MB in the beginning and 1.0 GB in the end (delta: 790.6 MB). Free memory was 116.0 MB in the beginning and 957.7 MB in the end (delta: -841.8 MB). Peak memory consumption was 835.1 MB. Max. memory is 7.1 GB. [2020-10-13 09:19:04,636 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 145.2 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1299.83 ms. Allocated memory was 145.2 MB in the beginning and 206.0 MB in the end (delta: 60.8 MB). Free memory was 98.7 MB in the beginning and 131.3 MB in the end (delta: -32.6 MB). Peak memory consumption was 36.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 226.13 ms. Allocated memory is still 206.0 MB. Free memory was 131.3 MB in the beginning and 120.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2306.34 ms. Allocated memory was 206.0 MB in the beginning and 252.7 MB in the end (delta: 46.7 MB). Free memory was 120.8 MB in the beginning and 117.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 69760.00 ms. Allocated memory was 252.7 MB in the beginning and 1.0 GB in the end (delta: 790.6 MB). Free memory was 116.0 MB in the beginning and 957.7 MB in the end (delta: -841.8 MB). Peak memory consumption was 835.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 163]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: (((4 <= a15 || !(a16 == 9)) || !(\old(a12) <= 5)) || !(11 <= \old(a16))) || !(a12 == 6) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 67.7s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 26.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 299 SDtfs, 7096 SDslu, 279 SDs, 0 SdLazy, 15249 SolverSat, 2516 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 72 SyntacticMatches, 3 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1729occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 160 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 160 PreInvPairs, 219 NumberOfFragments, 387 HoareAnnotationTreeSize, 160 FomulaSimplifications, 179840 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 9 FomulaSimplificationsInter, 6033 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 38.9s InterpolantComputationTime, 2325 NumberOfCodeBlocks, 2325 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2317 ConstructedInterpolants, 0 QuantifiedInterpolants, 2177407 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 1766/1995 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...