/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_label09.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 09:15:23,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 09:15:23,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 09:15:24,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 09:15:24,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 09:15:24,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 09:15:24,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 09:15:24,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 09:15:24,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 09:15:24,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 09:15:24,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 09:15:24,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 09:15:24,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 09:15:24,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 09:15:24,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 09:15:24,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 09:15:24,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 09:15:24,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 09:15:24,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 09:15:24,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 09:15:24,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 09:15:24,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 09:15:24,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 09:15:24,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 09:15:24,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 09:15:24,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 09:15:24,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 09:15:24,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 09:15:24,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 09:15:24,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 09:15:24,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 09:15:24,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 09:15:24,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 09:15:24,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 09:15:24,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 09:15:24,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 09:15:24,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 09:15:24,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 09:15:24,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 09:15:24,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 09:15:24,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 09:15:24,040 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 09:15:24,062 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 09:15:24,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 09:15:24,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 09:15:24,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 09:15:24,064 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 09:15:24,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 09:15:24,065 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 09:15:24,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 09:15:24,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 09:15:24,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 09:15:24,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 09:15:24,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 09:15:24,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 09:15:24,066 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 09:15:24,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 09:15:24,067 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 09:15:24,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 09:15:24,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 09:15:24,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 09:15:24,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 09:15:24,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 09:15:24,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 09:15:24,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 09:15:24,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 09:15:24,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 09:15:24,069 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 09:15:24,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 09:15:24,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 09:15:24,070 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 09:15:24,070 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 09:15:24,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 09:15:24,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 09:15:24,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 09:15:24,427 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 09:15:24,428 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 09:15:24,430 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label09.c [2020-10-13 09:15:24,509 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c76b16094/fc5820a824c24cc0b887c3ec1a24eceb/FLAGf9c51b3d6 [2020-10-13 09:15:25,187 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 09:15:25,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label09.c [2020-10-13 09:15:25,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c76b16094/fc5820a824c24cc0b887c3ec1a24eceb/FLAGf9c51b3d6 [2020-10-13 09:15:25,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c76b16094/fc5820a824c24cc0b887c3ec1a24eceb [2020-10-13 09:15:25,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 09:15:25,391 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 09:15:25,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 09:15:25,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 09:15:25,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 09:15:25,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:15:25" (1/1) ... [2020-10-13 09:15:25,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5d5e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:25, skipping insertion in model container [2020-10-13 09:15:25,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:15:25" (1/1) ... [2020-10-13 09:15:25,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 09:15:25,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 09:15:26,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:15:26,548 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 09:15:26,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:15:26,815 INFO L208 MainTranslator]: Completed translation [2020-10-13 09:15:26,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26 WrapperNode [2020-10-13 09:15:26,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 09:15:26,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 09:15:26,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 09:15:26,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 09:15:26,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26" (1/1) ... [2020-10-13 09:15:26,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26" (1/1) ... [2020-10-13 09:15:26,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26" (1/1) ... [2020-10-13 09:15:26,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26" (1/1) ... [2020-10-13 09:15:26,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26" (1/1) ... [2020-10-13 09:15:26,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26" (1/1) ... [2020-10-13 09:15:27,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26" (1/1) ... [2020-10-13 09:15:27,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 09:15:27,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 09:15:27,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 09:15:27,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 09:15:27,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26" (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 09:15:27,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 09:15:27,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 09:15:27,113 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-13 09:15:27,113 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-13 09:15:27,113 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 09:15:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-13 09:15:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-13 09:15:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 09:15:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 09:15:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 09:15:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 09:15:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 09:15:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 09:15:29,623 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 09:15:29,624 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 09:15:29,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:15:29 BoogieIcfgContainer [2020-10-13 09:15:29,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 09:15:29,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 09:15:29,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 09:15:29,637 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 09:15:29,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:15:25" (1/3) ... [2020-10-13 09:15:29,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@597a18ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:15:29, skipping insertion in model container [2020-10-13 09:15:29,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:15:26" (2/3) ... [2020-10-13 09:15:29,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@597a18ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:15:29, skipping insertion in model container [2020-10-13 09:15:29,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:15:29" (3/3) ... [2020-10-13 09:15:29,642 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label09.c [2020-10-13 09:15:29,655 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 09:15:29,665 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 09:15:29,682 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 09:15:29,712 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 09:15:29,712 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 09:15:29,712 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 09:15:29,712 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 09:15:29,712 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 09:15:29,713 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 09:15:29,713 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 09:15:29,713 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 09:15:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2020-10-13 09:15:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-13 09:15:29,756 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:15:29,758 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] [2020-10-13 09:15:29,758 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:15:29,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:15:29,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1688658390, now seen corresponding path program 1 times [2020-10-13 09:15:29,776 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:15:29,777 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1664571341] [2020-10-13 09:15:29,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:15:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:30,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:30,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:30,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 09:15:30,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:30,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 525 [2020-10-13 09:15:30,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:30,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 09:15:30,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 09:15:30,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 09:15:30,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 09:15:30,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:15:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:30,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:30,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:30,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:15:30,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:30,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 09:15:30,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:30,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:15:30,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:30,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 09:15:30,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:15:30,643 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 09:15:30,644 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1664571341] [2020-10-13 09:15:30,647 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 09:15:30,647 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 09:15:30,648 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119416262] [2020-10-13 09:15:30,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 09:15:30,654 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:15:30,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 09:15:30,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 09:15:30,673 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 4 states. [2020-10-13 09:15:34,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:15:34,361 INFO L93 Difference]: Finished difference Result 1169 states and 2165 transitions. [2020-10-13 09:15:34,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:15:34,364 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-10-13 09:15:34,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:15:34,427 INFO L225 Difference]: With dead ends: 1169 [2020-10-13 09:15:34,428 INFO L226 Difference]: Without dead ends: 696 [2020-10-13 09:15:34,437 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:15:34,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-10-13 09:15:34,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 689. [2020-10-13 09:15:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 689 states. [2020-10-13 09:15:34,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 1077 transitions. [2020-10-13 09:15:34,541 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 1077 transitions. Word has length 53 [2020-10-13 09:15:34,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:15:34,541 INFO L479 AbstractCegarLoop]: Abstraction has 689 states and 1077 transitions. [2020-10-13 09:15:34,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 09:15:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1077 transitions. [2020-10-13 09:15:34,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-13 09:15:34,548 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:15:34,548 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:15:34,549 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 09:15:34,549 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:15:34,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:15:34,549 INFO L82 PathProgramCache]: Analyzing trace with hash -698643549, now seen corresponding path program 1 times [2020-10-13 09:15:34,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:15:34,550 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [667899807] [2020-10-13 09:15:34,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:15:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:34,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:34,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:35,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:35,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-13 09:15:35,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:15:35,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 864 [2020-10-13 09:15:35,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:35,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:15:35,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 09:15:35,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-13 09:15:35,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 09:15:35,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:15:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:35,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:35,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:35,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:15:35,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:35,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:15:35,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:35,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:15:35,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:35,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:15:35,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:15:35,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:15:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:35,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:35,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:35,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:15:35,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:35,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-13 09:15:35,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:35,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:15:35,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:35,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-13 09:15:35,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:15:35,768 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 45 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 09:15:35,769 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [667899807] [2020-10-13 09:15:35,769 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:15:35,770 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:15:35,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368756912] [2020-10-13 09:15:35,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:15:35,772 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:15:35,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:15:35,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:15:35,773 INFO L87 Difference]: Start difference. First operand 689 states and 1077 transitions. Second operand 5 states. [2020-10-13 09:15:39,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:15:39,174 INFO L93 Difference]: Finished difference Result 2063 states and 3254 transitions. [2020-10-13 09:15:39,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:15:39,177 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 128 [2020-10-13 09:15:39,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:15:39,188 INFO L225 Difference]: With dead ends: 2063 [2020-10-13 09:15:39,188 INFO L226 Difference]: Without dead ends: 1380 [2020-10-13 09:15:39,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:15:39,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2020-10-13 09:15:39,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1376. [2020-10-13 09:15:39,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1376 states. [2020-10-13 09:15:39,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1376 states and 1888 transitions. [2020-10-13 09:15:39,278 INFO L78 Accepts]: Start accepts. Automaton has 1376 states and 1888 transitions. Word has length 128 [2020-10-13 09:15:39,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:15:39,279 INFO L479 AbstractCegarLoop]: Abstraction has 1376 states and 1888 transitions. [2020-10-13 09:15:39,279 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:15:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1888 transitions. [2020-10-13 09:15:39,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-10-13 09:15:39,286 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:15:39,287 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, 2, 2, 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] [2020-10-13 09:15:39,287 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 09:15:39,287 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:15:39,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:15:39,288 INFO L82 PathProgramCache]: Analyzing trace with hash -882026201, now seen corresponding path program 1 times [2020-10-13 09:15:39,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:15:39,289 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [637221934] [2020-10-13 09:15:39,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:15:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:39,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:39,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:39,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:40,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:40,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:43,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:43,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-13 09:15:43,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:15:43,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4024 [2020-10-13 09:15:43,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:43,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:15:43,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 175 [2020-10-13 09:15:43,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-13 09:15:43,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:15:43,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:15:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:43,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:43,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:43,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:15:43,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:43,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 09:15:43,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:43,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:15:43,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:43,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:15:43,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:15:43,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:15:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:43,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:43,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:43,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:15:43,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:43,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 09:15:43,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:43,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:15:43,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:43,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:15:43,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:15:43,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:15:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:43,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:43,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:43,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 09:15:43,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:43,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-13 09:15:43,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:43,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:15:43,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:43,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 09:15:43,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:15:43,720 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-13 09:15:43,721 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [637221934] [2020-10-13 09:15:43,721 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:15:43,721 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:15:43,721 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851638408] [2020-10-13 09:15:43,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:15:43,722 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:15:43,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:15:43,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:15:43,723 INFO L87 Difference]: Start difference. First operand 1376 states and 1888 transitions. Second operand 5 states. [2020-10-13 09:15:47,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:15:47,327 INFO L93 Difference]: Finished difference Result 3434 states and 4843 transitions. [2020-10-13 09:15:47,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:15:47,328 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2020-10-13 09:15:47,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:15:47,343 INFO L225 Difference]: With dead ends: 3434 [2020-10-13 09:15:47,343 INFO L226 Difference]: Without dead ends: 2064 [2020-10-13 09:15:47,348 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:15:47,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2064 states. [2020-10-13 09:15:47,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2064 to 2060. [2020-10-13 09:15:47,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2060 states. [2020-10-13 09:15:47,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 2060 states and 2793 transitions. [2020-10-13 09:15:47,420 INFO L78 Accepts]: Start accepts. Automaton has 2060 states and 2793 transitions. Word has length 216 [2020-10-13 09:15:47,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:15:47,424 INFO L479 AbstractCegarLoop]: Abstraction has 2060 states and 2793 transitions. [2020-10-13 09:15:47,425 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:15:47,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 2793 transitions. [2020-10-13 09:15:47,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-10-13 09:15:47,432 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:15:47,433 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 09:15:47,433 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 09:15:47,433 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:15:47,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:15:47,434 INFO L82 PathProgramCache]: Analyzing trace with hash -2075115526, now seen corresponding path program 1 times [2020-10-13 09:15:47,435 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:15:47,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [789214580] [2020-10-13 09:15:47,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:15:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:47,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:47,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:47,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:48,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:48,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:50,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:50,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-13 09:15:50,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:15:50,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2748 [2020-10-13 09:15:50,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:50,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:15:50,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 186 [2020-10-13 09:15:50,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-13 09:15:50,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:15:50,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:15:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:50,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:50,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:50,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:15:50,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:50,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:15:50,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:50,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:15:50,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:50,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:15:50,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:15:50,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:15:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:50,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:50,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:50,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:15:50,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:50,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 09:15:50,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:50,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:15:50,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:50,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:15:50,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:15:50,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:15:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:50,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:50,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:50,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 09:15:50,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:50,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 09:15:50,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:50,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:15:50,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:50,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 09:15:50,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:15:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2020-10-13 09:15:50,569 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [789214580] [2020-10-13 09:15:50,569 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:15:50,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:15:50,570 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953512459] [2020-10-13 09:15:50,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:15:50,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:15:50,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:15:50,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:15:50,572 INFO L87 Difference]: Start difference. First operand 2060 states and 2793 transitions. Second operand 5 states. [2020-10-13 09:15:54,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:15:54,063 INFO L93 Difference]: Finished difference Result 5480 states and 7581 transitions. [2020-10-13 09:15:54,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:15:54,065 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 227 [2020-10-13 09:15:54,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:15:54,089 INFO L225 Difference]: With dead ends: 5480 [2020-10-13 09:15:54,090 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:15:54,096 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:15:54,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:15:54,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:15:54,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:15:54,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4461 transitions. [2020-10-13 09:15:54,200 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4461 transitions. Word has length 227 [2020-10-13 09:15:54,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:15:54,201 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4461 transitions. [2020-10-13 09:15:54,201 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:15:54,201 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4461 transitions. [2020-10-13 09:15:54,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-10-13 09:15:54,207 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:15:54,208 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 09:15:54,209 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 09:15:54,209 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:15:54,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:15:54,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1784648790, now seen corresponding path program 1 times [2020-10-13 09:15:54,210 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:15:54,210 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [924899161] [2020-10-13 09:15:54,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:15:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:54,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:54,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:54,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:54,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:56,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:58,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:58,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-13 09:15:58,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:15:58,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3853 [2020-10-13 09:15:58,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:58,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:15:58,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 210 [2020-10-13 09:15:58,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 09:15:58,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:15:58,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:15:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:58,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:58,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:58,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:15:58,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:58,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 09:15:58,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:58,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:15:58,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:58,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:15:58,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 09:15:58,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:15:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:58,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:58,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:58,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:15:58,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:58,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 09:15:58,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:58,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:15:58,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:58,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:15:58,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:15:58,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:15:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:15:58,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:15:58,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:15:58,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-13 09:15:58,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:15:58,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 09:15:58,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:15:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:15:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:15:58,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-13 09:15:58,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:15:58,578 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-10-13 09:15:58,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [924899161] [2020-10-13 09:15:58,579 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:15:58,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:15:58,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174535615] [2020-10-13 09:15:58,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:15:58,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:15:58,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:15:58,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:15:58,582 INFO L87 Difference]: Start difference. First operand 3422 states and 4461 transitions. Second operand 5 states. [2020-10-13 09:16:01,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:16:01,961 INFO L93 Difference]: Finished difference Result 6856 states and 8958 transitions. [2020-10-13 09:16:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:16:01,962 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 251 [2020-10-13 09:16:01,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:16:01,985 INFO L225 Difference]: With dead ends: 6856 [2020-10-13 09:16:01,985 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:16:01,996 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 09:16:02,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:16:02,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:16:02,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:16:02,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4453 transitions. [2020-10-13 09:16:02,117 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4453 transitions. Word has length 251 [2020-10-13 09:16:02,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:16:02,118 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4453 transitions. [2020-10-13 09:16:02,118 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:16:02,118 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4453 transitions. [2020-10-13 09:16:02,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-10-13 09:16:02,126 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:16:02,126 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, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:16:02,127 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 09:16:02,127 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:16:02,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:16:02,128 INFO L82 PathProgramCache]: Analyzing trace with hash -1643633570, now seen corresponding path program 1 times [2020-10-13 09:16:02,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:16:02,128 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [4854976] [2020-10-13 09:16:02,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:16:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:02,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:02,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:02,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:02,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:03,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:04,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:04,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:05,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:07,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:07,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 317 [2020-10-13 09:16:07,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 09:16:07,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-13 09:16:07,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:07,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:16:07,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 264 [2020-10-13 09:16:07,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 09:16:07,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:16:07,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:16:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:07,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:07,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:07,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:16:07,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:07,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 09:16:07,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:07,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:07,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:07,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:07,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:16:07,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:16:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:07,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:07,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:07,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:16:07,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:07,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 09:16:07,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:07,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:07,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:07,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:07,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:07,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:16:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:07,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:07,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:07,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 09:16:07,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:07,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 09:16:07,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:07,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:07,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:07,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:07,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:07,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-13 09:16:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:07,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:07,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:07,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-13 09:16:07,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:07,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-13 09:16:07,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:07,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:16:07,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:07,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-13 09:16:07,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:07,783 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 141 proven. 3 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2020-10-13 09:16:07,784 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [4854976] [2020-10-13 09:16:07,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:16:07,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:16:07,786 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483663182] [2020-10-13 09:16:07,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:16:07,787 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:16:07,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:16:07,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:16:07,787 INFO L87 Difference]: Start difference. First operand 3422 states and 4453 transitions. Second operand 5 states. [2020-10-13 09:16:10,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:16:10,076 INFO L93 Difference]: Finished difference Result 6850 states and 8932 transitions. [2020-10-13 09:16:10,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:16:10,077 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 303 [2020-10-13 09:16:10,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:16:10,096 INFO L225 Difference]: With dead ends: 6850 [2020-10-13 09:16:10,096 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:16:10,107 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:16:10,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:16:10,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:16:10,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:16:10,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4449 transitions. [2020-10-13 09:16:10,195 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4449 transitions. Word has length 303 [2020-10-13 09:16:10,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:16:10,195 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4449 transitions. [2020-10-13 09:16:10,195 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:16:10,196 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4449 transitions. [2020-10-13 09:16:10,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-10-13 09:16:10,202 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:16:10,203 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 09:16:10,203 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 09:16:10,203 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:16:10,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:16:10,204 INFO L82 PathProgramCache]: Analyzing trace with hash 31889266, now seen corresponding path program 1 times [2020-10-13 09:16:10,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:16:10,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2132926206] [2020-10-13 09:16:10,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:16:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:10,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:10,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:10,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:10,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:13,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:14,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:14,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 331 [2020-10-13 09:16:14,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:16:14,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4057 [2020-10-13 09:16:14,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:14,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:16:14,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 278 [2020-10-13 09:16:14,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 09:16:14,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:14,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:16:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:14,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:14,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:14,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:16:14,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:14,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:16:14,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:14,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:14,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:14,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:14,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:14,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:16:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:14,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:14,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:14,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:16:14,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:14,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 09:16:14,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:14,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:16:14,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:16:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:14,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:14,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:14,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-13 09:16:14,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:14,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-13 09:16:14,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:14,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:16:14,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:14,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 170 [2020-10-13 09:16:14,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:16:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-10-13 09:16:15,047 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2132926206] [2020-10-13 09:16:15,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:16:15,047 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:16:15,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659746419] [2020-10-13 09:16:15,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:16:15,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:16:15,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:16:15,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:16:15,053 INFO L87 Difference]: Start difference. First operand 3422 states and 4449 transitions. Second operand 5 states. [2020-10-13 09:16:17,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:16:17,903 INFO L93 Difference]: Finished difference Result 6855 states and 8933 transitions. [2020-10-13 09:16:17,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:16:17,905 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 319 [2020-10-13 09:16:17,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:16:17,923 INFO L225 Difference]: With dead ends: 6855 [2020-10-13 09:16:17,923 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:16:17,933 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 09:16:17,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:16:18,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:16:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:16:18,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4441 transitions. [2020-10-13 09:16:18,018 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4441 transitions. Word has length 319 [2020-10-13 09:16:18,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:16:18,018 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4441 transitions. [2020-10-13 09:16:18,018 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:16:18,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4441 transitions. [2020-10-13 09:16:18,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2020-10-13 09:16:18,027 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:16:18,028 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 09:16:18,028 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 09:16:18,028 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:16:18,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:16:18,029 INFO L82 PathProgramCache]: Analyzing trace with hash 171188035, now seen corresponding path program 1 times [2020-10-13 09:16:18,029 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:16:18,029 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [190693276] [2020-10-13 09:16:18,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:16:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:18,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:18,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:18,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:19,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:19,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:20,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:20,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 354 [2020-10-13 09:16:20,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:16:20,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2304 [2020-10-13 09:16:20,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:20,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:16:20,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 301 [2020-10-13 09:16:20,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-13 09:16:20,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:20,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:16:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:20,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:20,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:20,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:16:20,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:20,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:16:20,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:20,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:20,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:20,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:20,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:20,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:16:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:20,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:20,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:20,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:16:20,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:20,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 09:16:20,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:20,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:20,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:20,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:20,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:20,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:16:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:20,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:20,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:20,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-13 09:16:20,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:20,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 164 [2020-10-13 09:16:20,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:20,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:16:20,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:20,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 193 [2020-10-13 09:16:20,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:16:21,010 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-10-13 09:16:21,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [190693276] [2020-10-13 09:16:21,010 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:16:21,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:16:21,011 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870160476] [2020-10-13 09:16:21,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:16:21,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:16:21,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:16:21,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:16:21,012 INFO L87 Difference]: Start difference. First operand 3422 states and 4441 transitions. Second operand 5 states. [2020-10-13 09:16:23,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:16:23,314 INFO L93 Difference]: Finished difference Result 6862 states and 8924 transitions. [2020-10-13 09:16:23,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:16:23,314 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 342 [2020-10-13 09:16:23,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:16:23,329 INFO L225 Difference]: With dead ends: 6862 [2020-10-13 09:16:23,329 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:16:23,338 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:16:23,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:16:23,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:16:23,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:16:23,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4433 transitions. [2020-10-13 09:16:23,421 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4433 transitions. Word has length 342 [2020-10-13 09:16:23,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:16:23,422 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4433 transitions. [2020-10-13 09:16:23,422 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:16:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4433 transitions. [2020-10-13 09:16:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2020-10-13 09:16:23,437 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:16:23,438 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 09:16:23,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 09:16:23,439 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:16:23,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:16:23,439 INFO L82 PathProgramCache]: Analyzing trace with hash -1363340761, now seen corresponding path program 1 times [2020-10-13 09:16:23,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:16:23,440 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [779971944] [2020-10-13 09:16:23,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:16:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:23,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:23,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:24,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:24,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:25,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:27,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:27,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 356 [2020-10-13 09:16:27,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:16:27,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3706 [2020-10-13 09:16:27,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:27,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:16:27,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 303 [2020-10-13 09:16:27,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 09:16:27,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:27,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:16:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:27,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:27,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:27,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:16:27,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:27,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:16:27,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:27,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:27,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:27,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:27,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:27,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:16:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:27,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:27,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:27,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:16:27,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:27,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 09:16:27,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:27,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:27,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:16:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:27,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:27,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:27,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-13 09:16:27,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:27,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-13 09:16:27,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:27,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:16:27,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:27,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 195 [2020-10-13 09:16:27,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-10-13 09:16:27,663 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [779971944] [2020-10-13 09:16:27,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:16:27,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:16:27,664 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085579303] [2020-10-13 09:16:27,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:16:27,665 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:16:27,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:16:27,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:16:27,665 INFO L87 Difference]: Start difference. First operand 3422 states and 4433 transitions. Second operand 5 states. [2020-10-13 09:16:30,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:16:30,277 INFO L93 Difference]: Finished difference Result 6854 states and 8900 transitions. [2020-10-13 09:16:30,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:16:30,279 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 344 [2020-10-13 09:16:30,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:16:30,294 INFO L225 Difference]: With dead ends: 6854 [2020-10-13 09:16:30,294 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:16:30,304 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 09:16:30,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:16:30,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:16:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:16:30,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4425 transitions. [2020-10-13 09:16:30,375 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4425 transitions. Word has length 344 [2020-10-13 09:16:30,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:16:30,376 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4425 transitions. [2020-10-13 09:16:30,376 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:16:30,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4425 transitions. [2020-10-13 09:16:30,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2020-10-13 09:16:30,385 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:16:30,385 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 09:16:30,386 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 09:16:30,386 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:16:30,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:16:30,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1332267, now seen corresponding path program 1 times [2020-10-13 09:16:30,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:16:30,387 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [116289124] [2020-10-13 09:16:30,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:16:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:30,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:30,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:30,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:31,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:31,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:32,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:32,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 374 [2020-10-13 09:16:32,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:16:32,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1891 [2020-10-13 09:16:32,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:32,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:16:32,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 321 [2020-10-13 09:16:32,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 09:16:32,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:32,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:16:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:32,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:32,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:32,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:16:32,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:32,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:16:32,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:32,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:32,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:32,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:32,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:32,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:16:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:32,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:32,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:32,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:16:32,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:32,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 09:16:32,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:32,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:32,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:32,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:32,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:32,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:16:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:32,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:32,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:32,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-13 09:16:32,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:32,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-13 09:16:32,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:32,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:16:32,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:32,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 213 [2020-10-13 09:16:32,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-10-13 09:16:32,755 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [116289124] [2020-10-13 09:16:32,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:16:32,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:16:32,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346662271] [2020-10-13 09:16:32,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:16:32,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:16:32,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:16:32,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:16:32,757 INFO L87 Difference]: Start difference. First operand 3422 states and 4425 transitions. Second operand 5 states. [2020-10-13 09:16:34,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:16:34,924 INFO L93 Difference]: Finished difference Result 6859 states and 8889 transitions. [2020-10-13 09:16:34,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:16:34,925 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 362 [2020-10-13 09:16:34,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:16:34,939 INFO L225 Difference]: With dead ends: 6859 [2020-10-13 09:16:34,939 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:16:34,948 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 09:16:34,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:16:35,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:16:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:16:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4417 transitions. [2020-10-13 09:16:35,014 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4417 transitions. Word has length 362 [2020-10-13 09:16:35,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:16:35,015 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4417 transitions. [2020-10-13 09:16:35,015 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:16:35,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4417 transitions. [2020-10-13 09:16:35,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2020-10-13 09:16:35,025 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:16:35,026 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, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:16:35,026 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 09:16:35,026 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:16:35,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:16:35,027 INFO L82 PathProgramCache]: Analyzing trace with hash 536485946, now seen corresponding path program 1 times [2020-10-13 09:16:35,027 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:16:35,027 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [860780633] [2020-10-13 09:16:35,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:16:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:35,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:35,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:35,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:35,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:35,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:35,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:37,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:37,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:40,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:40,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 379 [2020-10-13 09:16:40,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 09:16:40,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-13 09:16:40,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:40,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:16:40,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 326 [2020-10-13 09:16:40,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 09:16:40,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:40,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:16:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:40,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:40,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:40,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:16:40,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:40,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:16:40,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:40,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:40,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:40,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:40,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:40,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:16:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:40,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:40,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:40,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:16:40,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:40,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 09:16:40,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:40,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:40,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:40,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:40,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:40,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:16:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:40,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:40,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:40,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 09:16:40,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:40,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 09:16:40,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:40,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:40,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:40,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:40,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:40,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-13 09:16:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:40,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:40,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:40,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-13 09:16:40,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:40,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 09:16:40,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:40,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:16:40,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:40,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 144 [2020-10-13 09:16:40,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 141 proven. 3 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2020-10-13 09:16:40,459 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [860780633] [2020-10-13 09:16:40,460 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:16:40,460 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:16:40,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790200818] [2020-10-13 09:16:40,461 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:16:40,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:16:40,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:16:40,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:16:40,462 INFO L87 Difference]: Start difference. First operand 3422 states and 4417 transitions. Second operand 5 states. [2020-10-13 09:16:42,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:16:42,898 INFO L93 Difference]: Finished difference Result 6851 states and 8861 transitions. [2020-10-13 09:16:42,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:16:42,899 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 365 [2020-10-13 09:16:42,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:16:42,919 INFO L225 Difference]: With dead ends: 6851 [2020-10-13 09:16:42,920 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:16:42,927 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 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 09:16:42,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:16:42,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:16:42,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:16:42,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4413 transitions. [2020-10-13 09:16:42,985 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4413 transitions. Word has length 365 [2020-10-13 09:16:42,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:16:42,986 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4413 transitions. [2020-10-13 09:16:42,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:16:42,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4413 transitions. [2020-10-13 09:16:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2020-10-13 09:16:42,992 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:16:42,993 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:16:42,993 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 09:16:42,994 INFO L427 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:16:42,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:16:42,994 INFO L82 PathProgramCache]: Analyzing trace with hash 335775118, now seen corresponding path program 1 times [2020-10-13 09:16:42,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:16:42,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [559008940] [2020-10-13 09:16:42,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:16:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:43,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:43,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:43,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:43,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:44,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:44,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:45,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:46,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:46,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:48,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:48,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 401 [2020-10-13 09:16:48,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 09:16:48,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 09:16:48,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:48,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:16:48,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 348 [2020-10-13 09:16:48,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-13 09:16:48,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:48,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:16:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:48,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:48,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:48,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:16:48,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:48,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:16:48,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:48,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:48,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:48,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:48,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:48,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:16:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:48,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:48,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:48,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:16:48,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:48,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 09:16:48,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:48,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:48,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:48,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:48,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:48,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:16:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:48,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:48,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:48,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 09:16:48,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:48,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 09:16:48,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:48,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:48,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:48,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:48,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:48,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-13 09:16:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:48,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:48,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:48,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-13 09:16:48,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:48,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 09:16:48,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:48,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:16:48,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:48,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-13 09:16:48,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 141 proven. 3 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2020-10-13 09:16:48,413 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [559008940] [2020-10-13 09:16:48,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:16:48,413 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:16:48,413 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177022900] [2020-10-13 09:16:48,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:16:48,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:16:48,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:16:48,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:16:48,415 INFO L87 Difference]: Start difference. First operand 3422 states and 4413 transitions. Second operand 5 states. [2020-10-13 09:16:50,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:16:50,707 INFO L93 Difference]: Finished difference Result 6866 states and 8866 transitions. [2020-10-13 09:16:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:16:50,709 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 387 [2020-10-13 09:16:50,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:16:50,719 INFO L225 Difference]: With dead ends: 6866 [2020-10-13 09:16:50,719 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:16:50,726 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:16:50,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:16:50,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:16:50,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:16:50,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4411 transitions. [2020-10-13 09:16:50,787 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4411 transitions. Word has length 387 [2020-10-13 09:16:50,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:16:50,788 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4411 transitions. [2020-10-13 09:16:50,788 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:16:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4411 transitions. [2020-10-13 09:16:50,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2020-10-13 09:16:50,795 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:16:50,796 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:16:50,796 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-13 09:16:50,796 INFO L427 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:16:50,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:16:50,796 INFO L82 PathProgramCache]: Analyzing trace with hash 2032294903, now seen corresponding path program 1 times [2020-10-13 09:16:50,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:16:50,797 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [914077559] [2020-10-13 09:16:50,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:16:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:50,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:50,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:51,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:51,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:52,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:52,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:53,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:53,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:54,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:55,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:55,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 414 [2020-10-13 09:16:55,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 09:16:55,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 09:16:55,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:55,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:16:55,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 361 [2020-10-13 09:16:55,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-13 09:16:55,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:55,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:16:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:55,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:55,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:55,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:16:55,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:55,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:16:55,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:55,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:55,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:55,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:55,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:55,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:16:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:55,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:55,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:55,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:16:55,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:55,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 09:16:55,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:55,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:55,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:55,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:55,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:55,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:16:55,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:55,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:56,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:56,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 09:16:56,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:56,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 09:16:56,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:56,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:16:56,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:56,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:16:56,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:56,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-13 09:16:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:56,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:56,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:16:56,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-13 09:16:56,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:16:56,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-13 09:16:56,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:16:56,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:16:56,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:16:56,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 168 [2020-10-13 09:16:56,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:16:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 141 proven. 3 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2020-10-13 09:16:56,249 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [914077559] [2020-10-13 09:16:56,249 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:16:56,249 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:16:56,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369754759] [2020-10-13 09:16:56,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:16:56,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:16:56,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:16:56,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:16:56,251 INFO L87 Difference]: Start difference. First operand 3422 states and 4411 transitions. Second operand 5 states. [2020-10-13 09:16:58,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:16:58,892 INFO L93 Difference]: Finished difference Result 6871 states and 8867 transitions. [2020-10-13 09:16:58,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:16:58,893 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 400 [2020-10-13 09:16:58,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:16:58,907 INFO L225 Difference]: With dead ends: 6871 [2020-10-13 09:16:58,907 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:16:58,918 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 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 09:16:58,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:16:58,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:16:58,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:16:58,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4409 transitions. [2020-10-13 09:16:58,972 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4409 transitions. Word has length 400 [2020-10-13 09:16:58,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:16:58,973 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4409 transitions. [2020-10-13 09:16:58,973 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:16:58,973 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4409 transitions. [2020-10-13 09:16:58,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2020-10-13 09:16:58,980 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:16:58,981 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:16:58,981 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-13 09:16:58,981 INFO L427 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:16:58,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:16:58,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1241513894, now seen corresponding path program 1 times [2020-10-13 09:16:58,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:16:58,982 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [631370715] [2020-10-13 09:16:58,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:16:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:16:59,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:59,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:16:59,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:00,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:00,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:01,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:01,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 415 [2020-10-13 09:17:01,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:17:01,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2836 [2020-10-13 09:17:01,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:01,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:17:01,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 362 [2020-10-13 09:17:01,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 09:17:01,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:01,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:17:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:01,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:01,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:01,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:17:01,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:01,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:17:01,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:01,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:01,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:17:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:01,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:02,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:02,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:17:02,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:02,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 09:17:02,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:02,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:02,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:02,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:02,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:02,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:17:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:02,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:02,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:02,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-13 09:17:02,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:02,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 09:17:02,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:02,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:17:02,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:02,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 254 [2020-10-13 09:17:02,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-10-13 09:17:02,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [631370715] [2020-10-13 09:17:02,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:17:02,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:17:02,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200183065] [2020-10-13 09:17:02,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:17:02,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:17:02,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:17:02,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:17:02,315 INFO L87 Difference]: Start difference. First operand 3422 states and 4409 transitions. Second operand 5 states. [2020-10-13 09:17:04,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:17:04,558 INFO L93 Difference]: Finished difference Result 6863 states and 8857 transitions. [2020-10-13 09:17:04,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:17:04,559 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 403 [2020-10-13 09:17:04,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:17:04,568 INFO L225 Difference]: With dead ends: 6863 [2020-10-13 09:17:04,568 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:17:04,577 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:17:04,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:17:04,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:17:04,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:17:04,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4397 transitions. [2020-10-13 09:17:04,638 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4397 transitions. Word has length 403 [2020-10-13 09:17:04,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:17:04,639 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4397 transitions. [2020-10-13 09:17:04,639 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:17:04,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4397 transitions. [2020-10-13 09:17:04,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2020-10-13 09:17:04,649 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:17:04,651 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:17:04,652 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-13 09:17:04,652 INFO L427 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:17:04,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:17:04,652 INFO L82 PathProgramCache]: Analyzing trace with hash 13737322, now seen corresponding path program 1 times [2020-10-13 09:17:04,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:17:04,654 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [601145506] [2020-10-13 09:17:04,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:17:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:04,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:04,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:04,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:05,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:06,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:06,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:08,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:08,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:09,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:09,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:09,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:09,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 527 [2020-10-13 09:17:09,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 09:17:09,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-13 09:17:09,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:09,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:17:09,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 474 [2020-10-13 09:17:09,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 09:17:09,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:09,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:17:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:09,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:09,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:09,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:17:09,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:09,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:17:09,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:09,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:09,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:09,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:09,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:09,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:17:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:09,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:09,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:09,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:17:09,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:09,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 09:17:09,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:09,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:09,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:09,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:09,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:09,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:17:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:09,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:09,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:09,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 09:17:09,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:09,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 09:17:09,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:09,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:09,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:09,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:09,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:09,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-13 09:17:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:10,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:10,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:10,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 287 [2020-10-13 09:17:10,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:10,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 176 [2020-10-13 09:17:10,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:10,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:17:10,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:10,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 281 [2020-10-13 09:17:10,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:10,547 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 141 proven. 3 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2020-10-13 09:17:10,548 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [601145506] [2020-10-13 09:17:10,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:17:10,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:17:10,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685112750] [2020-10-13 09:17:10,552 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:17:10,552 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:17:10,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:17:10,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:17:10,555 INFO L87 Difference]: Start difference. First operand 3422 states and 4397 transitions. Second operand 5 states. [2020-10-13 09:17:13,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:17:13,591 INFO L93 Difference]: Finished difference Result 6864 states and 8832 transitions. [2020-10-13 09:17:13,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:17:13,592 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 513 [2020-10-13 09:17:13,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:17:13,601 INFO L225 Difference]: With dead ends: 6864 [2020-10-13 09:17:13,602 INFO L226 Difference]: Without dead ends: 3426 [2020-10-13 09:17:13,611 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:17:13,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2020-10-13 09:17:13,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3422. [2020-10-13 09:17:13,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3422 states. [2020-10-13 09:17:13,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 4395 transitions. [2020-10-13 09:17:13,671 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 4395 transitions. Word has length 513 [2020-10-13 09:17:13,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:17:13,672 INFO L479 AbstractCegarLoop]: Abstraction has 3422 states and 4395 transitions. [2020-10-13 09:17:13,672 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:17:13,672 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 4395 transitions. [2020-10-13 09:17:13,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2020-10-13 09:17:13,683 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:17:13,683 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, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:17:13,684 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-13 09:17:13,684 INFO L427 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:17:13,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:17:13,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1028584310, now seen corresponding path program 1 times [2020-10-13 09:17:13,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:17:13,685 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [169425418] [2020-10-13 09:17:13,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:17:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:13,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:13,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:13,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:14,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:15,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:15,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:16,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:18,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:18,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 531 [2020-10-13 09:17:18,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 09:17:18,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-13 09:17:18,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:18,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:17:18,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 175 [2020-10-13 09:17:18,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-13 09:17:18,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:18,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:17:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:18,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:18,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:18,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:17:18,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:18,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:17:18,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:18,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:18,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:18,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:18,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:18,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:17:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:18,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:18,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:18,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:17:18,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:18,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 09:17:18,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:18,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:18,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:18,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:18,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:17:18,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:17:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:18,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:19,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:19,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 09:17:19,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:19,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 09:17:19,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:19,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:17:19,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:19,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 09:17:19,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:17:19,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-13 09:17:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:19,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:19,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:21,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:21,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 302 [2020-10-13 09:17:21,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:17:21,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2173 [2020-10-13 09:17:21,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:21,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:17:21,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:17:21,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 302 [2020-10-13 09:17:21,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:21,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-13 09:17:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:21,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:21,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:21,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 09:17:21,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:21,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 09:17:21,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:21,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:17:21,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:21,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 09:17:21,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:23,162 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 300 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-10-13 09:17:23,163 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [169425418] [2020-10-13 09:17:23,163 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:17:23,163 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 09:17:23,163 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234494160] [2020-10-13 09:17:23,164 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 09:17:23,164 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:17:23,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 09:17:23,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-13 09:17:23,165 INFO L87 Difference]: Start difference. First operand 3422 states and 4395 transitions. Second operand 10 states. [2020-10-13 09:17:25,091 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2020-10-13 09:17:25,362 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2020-10-13 09:17:27,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:17:27,796 INFO L93 Difference]: Finished difference Result 7034 states and 9055 transitions. [2020-10-13 09:17:27,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 09:17:27,797 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 515 [2020-10-13 09:17:27,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:17:27,806 INFO L225 Difference]: With dead ends: 7034 [2020-10-13 09:17:27,806 INFO L226 Difference]: Without dead ends: 3563 [2020-10-13 09:17:27,812 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-10-13 09:17:27,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3563 states. [2020-10-13 09:17:27,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3563 to 3446. [2020-10-13 09:17:27,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3446 states. [2020-10-13 09:17:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 3446 states and 4433 transitions. [2020-10-13 09:17:27,867 INFO L78 Accepts]: Start accepts. Automaton has 3446 states and 4433 transitions. Word has length 515 [2020-10-13 09:17:27,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:17:27,868 INFO L479 AbstractCegarLoop]: Abstraction has 3446 states and 4433 transitions. [2020-10-13 09:17:27,868 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 09:17:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 4433 transitions. [2020-10-13 09:17:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2020-10-13 09:17:27,878 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:17:27,879 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:17:27,879 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-13 09:17:27,879 INFO L427 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:17:27,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:17:27,880 INFO L82 PathProgramCache]: Analyzing trace with hash 472876739, now seen corresponding path program 1 times [2020-10-13 09:17:27,880 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:17:27,880 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2048517035] [2020-10-13 09:17:27,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:17:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:27,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:28,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:28,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:28,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:29,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:29,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:29,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:32,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:32,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 542 [2020-10-13 09:17:32,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 09:17:32,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 09:17:32,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:32,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:17:32,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-13 09:17:32,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:17:32,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:33,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:17:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:33,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:33,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:33,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:17:33,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:33,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:17:33,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:33,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:33,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:33,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:33,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:33,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:17:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:33,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:33,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:33,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 09:17:33,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:33,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 09:17:33,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:33,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:17:33,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:33,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-13 09:17:33,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:33,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 09:17:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:33,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:33,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:33,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:33,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 09:17:33,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:17:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-10-13 09:17:33,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:17:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:17:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-13 09:17:33,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:17:33,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-13 09:17:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:33,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:33,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:33,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 302 [2020-10-13 09:17:33,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:33,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-13 09:17:33,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:33,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:33,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 299 [2020-10-13 09:17:33,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:33,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:33,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-13 09:17:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:33,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:33,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:33,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 09:17:33,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:33,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 09:17:33,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:33,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:33,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:33,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:33,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:33,957 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 222 proven. 82 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-10-13 09:17:33,957 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2048517035] [2020-10-13 09:17:33,957 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:17:33,958 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 09:17:33,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802099129] [2020-10-13 09:17:33,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 09:17:33,959 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:17:33,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 09:17:33,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:17:33,960 INFO L87 Difference]: Start difference. First operand 3446 states and 4433 transitions. Second operand 6 states. [2020-10-13 09:17:37,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:17:37,438 INFO L93 Difference]: Finished difference Result 7017 states and 9033 transitions. [2020-10-13 09:17:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:17:37,440 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 526 [2020-10-13 09:17:37,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:17:37,446 INFO L225 Difference]: With dead ends: 7017 [2020-10-13 09:17:37,447 INFO L226 Difference]: Without dead ends: 3508 [2020-10-13 09:17:37,452 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-13 09:17:37,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3508 states. [2020-10-13 09:17:37,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3508 to 3446. [2020-10-13 09:17:37,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3446 states. [2020-10-13 09:17:37,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 3446 states and 4202 transitions. [2020-10-13 09:17:37,504 INFO L78 Accepts]: Start accepts. Automaton has 3446 states and 4202 transitions. Word has length 526 [2020-10-13 09:17:37,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:17:37,505 INFO L479 AbstractCegarLoop]: Abstraction has 3446 states and 4202 transitions. [2020-10-13 09:17:37,505 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 09:17:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 4202 transitions. [2020-10-13 09:17:37,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2020-10-13 09:17:37,519 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:17:37,520 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:17:37,520 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-13 09:17:37,520 INFO L427 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:17:37,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:17:37,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1828626773, now seen corresponding path program 1 times [2020-10-13 09:17:37,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:17:37,521 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1680646997] [2020-10-13 09:17:37,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:17:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:37,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:37,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:37,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:40,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:41,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:41,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:42,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:42,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:42,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 562 [2020-10-13 09:17:42,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 09:17:42,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5054 [2020-10-13 09:17:42,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:42,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:17:42,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 506 [2020-10-13 09:17:42,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 09:17:42,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:17:42,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:17:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:42,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:42,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:42,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:17:42,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:42,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 09:17:42,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:42,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:42,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:42,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:42,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:17:42,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:17:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:42,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:42,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:42,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-13 09:17:42,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:42,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 09:17:42,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:42,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:42,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:42,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:42,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:17:42,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 09:17:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:42,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:42,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:42,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 09:17:42,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:42,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 09:17:42,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:42,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:42,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:42,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:42,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:17:42,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-13 09:17:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:43,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:43,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:43,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 302 [2020-10-13 09:17:43,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:43,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 233 [2020-10-13 09:17:43,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:43,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:17:43,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:43,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 293 [2020-10-13 09:17:43,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:17:43,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-13 09:17:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:43,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:43,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:43,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 09:17:43,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:43,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 09:17:43,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:43,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:17:43,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:43,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 09:17:43,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 141 proven. 3 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2020-10-13 09:17:43,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1680646997] [2020-10-13 09:17:43,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:17:43,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:17:43,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181451680] [2020-10-13 09:17:43,793 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:17:43,793 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:17:43,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:17:43,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:17:43,796 INFO L87 Difference]: Start difference. First operand 3446 states and 4202 transitions. Second operand 5 states. [2020-10-13 09:17:47,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:17:47,485 INFO L93 Difference]: Finished difference Result 7917 states and 9911 transitions. [2020-10-13 09:17:47,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:17:47,492 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 546 [2020-10-13 09:17:47,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:17:47,502 INFO L225 Difference]: With dead ends: 7917 [2020-10-13 09:17:47,502 INFO L226 Difference]: Without dead ends: 4477 [2020-10-13 09:17:47,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:17:47,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4477 states. [2020-10-13 09:17:47,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4477 to 4136. [2020-10-13 09:17:47,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4136 states. [2020-10-13 09:17:47,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 4136 states and 4915 transitions. [2020-10-13 09:17:47,575 INFO L78 Accepts]: Start accepts. Automaton has 4136 states and 4915 transitions. Word has length 546 [2020-10-13 09:17:47,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:17:47,575 INFO L479 AbstractCegarLoop]: Abstraction has 4136 states and 4915 transitions. [2020-10-13 09:17:47,576 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:17:47,576 INFO L276 IsEmpty]: Start isEmpty. Operand 4136 states and 4915 transitions. [2020-10-13 09:17:47,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2020-10-13 09:17:47,585 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:17:47,585 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:17:47,586 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-13 09:17:47,586 INFO L427 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:17:47,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:17:47,586 INFO L82 PathProgramCache]: Analyzing trace with hash 2116028767, now seen corresponding path program 1 times [2020-10-13 09:17:47,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:17:47,587 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1057557834] [2020-10-13 09:17:47,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:17:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:47,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:47,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:47,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:48,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:52,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:52,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:52,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:52,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 568 [2020-10-13 09:17:52,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:17:52,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-13 09:17:52,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:52,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:17:52,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 09:17:52,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-13 09:17:52,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:52,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:17:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:52,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:52,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:52,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:17:52,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:52,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:17:52,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:52,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:52,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:17:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:52,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:52,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:52,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-13 09:17:52,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:52,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 09:17:52,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:52,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:17:52,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:52,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-13 09:17:52,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:52,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 09:17:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:52,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:52,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:52,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:52,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 09:17:52,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:17:52,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-13 09:17:52,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:17:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:17:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-13 09:17:52,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:52,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-13 09:17:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:53,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:53,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:53,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 308 [2020-10-13 09:17:53,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:53,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-13 09:17:53,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 305 [2020-10-13 09:17:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:53,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:53,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-13 09:17:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:53,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:53,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:17:53,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 09:17:53,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:17:53,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 09:17:53,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:17:53,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:17:53,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:17:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:17:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:17:53,383 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 222 proven. 82 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-10-13 09:17:53,383 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1057557834] [2020-10-13 09:17:53,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:17:53,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 09:17:53,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868965620] [2020-10-13 09:17:53,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 09:17:53,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:17:53,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 09:17:53,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:17:53,385 INFO L87 Difference]: Start difference. First operand 4136 states and 4915 transitions. Second operand 7 states. [2020-10-13 09:17:57,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:17:57,479 INFO L93 Difference]: Finished difference Result 8648 states and 10335 transitions. [2020-10-13 09:17:57,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 09:17:57,480 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 552 [2020-10-13 09:17:57,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:17:57,489 INFO L225 Difference]: With dead ends: 8648 [2020-10-13 09:17:57,490 INFO L226 Difference]: Without dead ends: 4162 [2020-10-13 09:17:57,496 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:17:57,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4162 states. [2020-10-13 09:17:57,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4162 to 4146. [2020-10-13 09:17:57,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4146 states. [2020-10-13 09:17:57,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 4146 states and 4609 transitions. [2020-10-13 09:17:57,561 INFO L78 Accepts]: Start accepts. Automaton has 4146 states and 4609 transitions. Word has length 552 [2020-10-13 09:17:57,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:17:57,561 INFO L479 AbstractCegarLoop]: Abstraction has 4146 states and 4609 transitions. [2020-10-13 09:17:57,561 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 09:17:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 4146 states and 4609 transitions. [2020-10-13 09:17:57,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2020-10-13 09:17:57,569 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:17:57,570 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:17:57,570 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-13 09:17:57,570 INFO L427 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:17:57,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:17:57,571 INFO L82 PathProgramCache]: Analyzing trace with hash -606100870, now seen corresponding path program 1 times [2020-10-13 09:17:57,571 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:17:57,571 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [998263197] [2020-10-13 09:17:57,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:17:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:17:57,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:57,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:58,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:59,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:17:59,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:00,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:01,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:02,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:02,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 589 [2020-10-13 09:18:02,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 09:18:02,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-13 09:18:02,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:02,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:02,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 533 [2020-10-13 09:18:02,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 09:18:02,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:02,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:18:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:02,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:02,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:02,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:18:02,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:02,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:18:02,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:02,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:02,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:02,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:02,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:02,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:18:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:02,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:02,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:02,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-13 09:18:02,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:02,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 09:18:02,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:02,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:02,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-13 09:18:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:02,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:02,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:02,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-13 09:18:02,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:02,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 09:18:02,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:02,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:02,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:02,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:02,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:02,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-13 09:18:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:02,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:03,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:03,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 308 [2020-10-13 09:18:03,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:03,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-13 09:18:03,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 299 [2020-10-13 09:18:03,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:03,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-13 09:18:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:03,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:03,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:03,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 09:18:03,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:03,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 09:18:03,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 09:18:03,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:03,385 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 141 proven. 3 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2020-10-13 09:18:03,386 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [998263197] [2020-10-13 09:18:03,386 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:18:03,386 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:18:03,386 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775054589] [2020-10-13 09:18:03,387 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:18:03,387 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:18:03,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:18:03,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:18:03,387 INFO L87 Difference]: Start difference. First operand 4146 states and 4609 transitions. Second operand 5 states. [2020-10-13 09:18:05,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:18:05,386 INFO L93 Difference]: Finished difference Result 8312 states and 9276 transitions. [2020-10-13 09:18:05,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:18:05,392 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 573 [2020-10-13 09:18:05,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:18:05,400 INFO L225 Difference]: With dead ends: 8312 [2020-10-13 09:18:05,400 INFO L226 Difference]: Without dead ends: 4150 [2020-10-13 09:18:05,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:18:05,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4150 states. [2020-10-13 09:18:05,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4150 to 4146. [2020-10-13 09:18:05,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4146 states. [2020-10-13 09:18:05,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 4146 states and 4604 transitions. [2020-10-13 09:18:05,464 INFO L78 Accepts]: Start accepts. Automaton has 4146 states and 4604 transitions. Word has length 573 [2020-10-13 09:18:05,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:18:05,465 INFO L479 AbstractCegarLoop]: Abstraction has 4146 states and 4604 transitions. [2020-10-13 09:18:05,465 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:18:05,465 INFO L276 IsEmpty]: Start isEmpty. Operand 4146 states and 4604 transitions. [2020-10-13 09:18:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2020-10-13 09:18:05,474 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:18:05,474 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:18:05,475 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-13 09:18:05,475 INFO L427 AbstractCegarLoop]: === Iteration 21 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:18:05,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:18:05,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1986547242, now seen corresponding path program 1 times [2020-10-13 09:18:05,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:18:05,476 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1051350517] [2020-10-13 09:18:05,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:18:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:05,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:05,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:05,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:07,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:07,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:07,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:08,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:10,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:10,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 607 [2020-10-13 09:18:10,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 09:18:10,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-13 09:18:10,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:10,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:18:10,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 551 [2020-10-13 09:18:10,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-13 09:18:10,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:10,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:18:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:10,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:10,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:10,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:18:10,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:10,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:18:10,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:10,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:10,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:10,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:10,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:10,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:18:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:10,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:10,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:10,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-13 09:18:10,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:10,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 09:18:10,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:10,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:10,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:10,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:10,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:10,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-13 09:18:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:10,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:10,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:10,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-13 09:18:10,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:10,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 09:18:10,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:10,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:18:10,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:10,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:18:10,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:18:10,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-13 09:18:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:10,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:10,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:10,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 326 [2020-10-13 09:18:10,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:10,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-10-13 09:18:10,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:10,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:10,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:10,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 317 [2020-10-13 09:18:10,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:11,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-13 09:18:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:18:11,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:18:11,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:18:11,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 09:18:11,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:18:11,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 09:18:11,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:18:11,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:18:11,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:18:11,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-13 09:18:11,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:18:11,365 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 141 proven. 3 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2020-10-13 09:18:11,366 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1051350517] [2020-10-13 09:18:11,366 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:18:11,366 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:18:11,366 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116028558] [2020-10-13 09:18:11,367 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:18:11,367 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:18:11,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:18:11,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:18:11,367 INFO L87 Difference]: Start difference. First operand 4146 states and 4604 transitions. Second operand 5 states. [2020-10-13 09:18:13,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:18:13,365 INFO L93 Difference]: Finished difference Result 7979 states and 8800 transitions. [2020-10-13 09:18:13,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:18:13,366 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 591 [2020-10-13 09:18:13,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:18:13,367 INFO L225 Difference]: With dead ends: 7979 [2020-10-13 09:18:13,368 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 09:18:13,375 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:18:13,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 09:18:13,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 09:18:13,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 09:18:13,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 09:18:13,376 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 591 [2020-10-13 09:18:13,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:18:13,377 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 09:18:13,377 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:18:13,377 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 09:18:13,377 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 09:18:13,377 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-13 09:18:13,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 09:18:14,242 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 189 [2020-10-13 09:18:15,163 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 189 [2020-10-13 09:18:15,962 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 93 [2020-10-13 09:18:16,444 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 43 [2020-10-13 09:18:18,080 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 282 DAG size of output: 150 [2020-10-13 09:18:19,273 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 223 DAG size of output: 159 [2020-10-13 09:18:20,072 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 93 [2020-10-13 09:18:20,077 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:18:20,078 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 09:18:20,078 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:18:20,078 INFO L268 CegarLoopResult]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,078 INFO L268 CegarLoopResult]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:18:20,078 INFO L268 CegarLoopResult]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,078 INFO L268 CegarLoopResult]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,078 INFO L268 CegarLoopResult]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,079 INFO L268 CegarLoopResult]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,079 INFO L268 CegarLoopResult]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,079 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,079 INFO L268 CegarLoopResult]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,079 INFO L268 CegarLoopResult]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,079 INFO L268 CegarLoopResult]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,079 INFO L268 CegarLoopResult]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,080 INFO L268 CegarLoopResult]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,080 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,080 INFO L268 CegarLoopResult]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,080 INFO L268 CegarLoopResult]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,080 INFO L268 CegarLoopResult]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,080 INFO L268 CegarLoopResult]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,080 INFO L268 CegarLoopResult]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,080 INFO L268 CegarLoopResult]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,080 INFO L268 CegarLoopResult]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,081 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,081 INFO L268 CegarLoopResult]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,081 INFO L268 CegarLoopResult]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,081 INFO L268 CegarLoopResult]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,081 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,081 INFO L268 CegarLoopResult]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,081 INFO L268 CegarLoopResult]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,081 INFO L268 CegarLoopResult]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,082 INFO L264 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse0 (= ~a18~0 |old(~a18~0)|)) (.cse1 (= ~a16~0 |old(~a16~0)|)) (.cse2 (= ~a15~0 |old(~a15~0)|))) (let ((.cse3 (and .cse0 .cse1 (= ~a12~0 |old(~a12~0)|) .cse2))) (and (or (not (= 5 |old(~a12~0)|)) (and .cse0 .cse1 (= 5 ~a12~0) .cse2) (and (= 3 |old(~a15~0)|) (not (<= 0 (+ |old(~a18~0)| 155))) (= 8 |old(~a16~0)|))) (or .cse3 (not (<= 11 |old(~a16~0)|))) (or .cse3 (not (<= 4 |old(~a15~0)|))) (or (not (= 8 |old(~a12~0)|)) (and .cse0 (= ~a12~0 8) .cse1 .cse2))))) [2020-10-13 09:18:20,082 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,082 INFO L268 CegarLoopResult]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,082 INFO L268 CegarLoopResult]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,082 INFO L268 CegarLoopResult]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,082 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,082 INFO L268 CegarLoopResult]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,082 INFO L268 CegarLoopResult]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,083 INFO L268 CegarLoopResult]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:18:20,083 INFO L268 CegarLoopResult]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,083 INFO L268 CegarLoopResult]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,083 INFO L268 CegarLoopResult]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,083 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,083 INFO L268 CegarLoopResult]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,083 INFO L268 CegarLoopResult]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,083 INFO L268 CegarLoopResult]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,083 INFO L268 CegarLoopResult]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,084 INFO L268 CegarLoopResult]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,085 INFO L268 CegarLoopResult]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,085 INFO L268 CegarLoopResult]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,085 INFO L268 CegarLoopResult]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,085 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-13 09:18:20,085 INFO L268 CegarLoopResult]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,085 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-13 09:18:20,085 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L264 CegarLoopResult]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse11 (= ~a18~0 |old(~a18~0)|)) (.cse12 (= ~a16~0 |old(~a16~0)|)) (.cse13 (= ~a15~0 |old(~a15~0)|))) (let ((.cse3 (not (<= 6 |old(~a12~0)|))) (.cse5 (not (<= |old(~a12~0)| 6))) (.cse9 (not (= 7 |old(~a12~0)|))) (.cse4 (not (<= |old(~a15~0)| 3))) (.cse6 (not (<= 3 |old(~a15~0)|))) (.cse2 (not (= 9 |old(~a16~0)|))) (.cse14 (and .cse11 .cse12 (= ~a12~0 |old(~a12~0)|) .cse13)) (.cse10 (not (= 9 |old(~a12~0)|))) (.cse0 (not (= 8 |old(~a12~0)|))) (.cse1 (not (= 3 |old(~a15~0)|))) (.cse7 (not (= 6 |old(~a12~0)|))) (.cse8 (not (= 8 |old(~a16~0)|)))) (and (or (not (<= 27 |old(~a18~0)|)) .cse0 .cse1 (not (<= |old(~a18~0)| 133)) .cse2) (or .cse3 .cse4 (not (<= |old(~a16~0)| 10)) (not (<= 10 |old(~a16~0)|)) .cse5 .cse6) (or (not (<= (+ |old(~a18~0)| 79) 0)) .cse1 (not (<= 0 (+ |old(~a18~0)| 154))) .cse7 .cse8) (or .cse9 .cse1 .cse2 (not (<= (+ |old(~a18~0)| 156) 0))) (or .cse0 .cse1 (not (<= 567606 |old(~a18~0)|)) .cse8) (or .cse3 .cse4 (not (<= |old(~a16~0)| 8)) (not (<= 92050 |old(~a18~0)|)) .cse5 .cse6 (not (<= 8 |old(~a16~0)|))) (or (not (<= 136 |old(~a18~0)|)) .cse9 .cse1 .cse2) (or .cse1 .cse8 .cse10 (not (<= 135 |old(~a18~0)|))) (or (not (= 5 |old(~a12~0)|)) (and .cse11 .cse12 (= 5 ~a12~0) (or .cse1 .cse8 (<= 0 (+ |old(~a18~0)| 155))) .cse13)) (or .cse1 (not (<= |old(~a18~0)| 59)) (not (<= 0 (+ |old(~a18~0)| 17))) .cse7 .cse8) (or .cse9 .cse1 .cse8 (not (<= (+ |old(~a18~0)| 113) 0)) (not (<= 0 (+ |old(~a18~0)| 151)))) (or (not (<= |old(~a16~0)| 9)) .cse4 (not (<= 49995 |old(~a18~0)|)) (not (<= 9 |old(~a12~0)|)) (not (<= 9 |old(~a16~0)|)) .cse6 (not (<= |old(~a12~0)| 9))) (or .cse14 (not (<= 11 |old(~a16~0)|))) (or (not (<= 0 (+ |old(~a18~0)| 44))) .cse1 (not (<= |old(~a18~0)| 32)) .cse2 (not (= |old(~a12~0)| |old(~a16~0)|))) (or .cse14 (not (<= 4 |old(~a15~0)|))) (or (not (<= (+ |old(~a18~0)| 493874) 0)) .cse1 .cse8 .cse10) (or .cse0 (and .cse11 (= ~a12~0 8) .cse12 .cse13)) (or (not (<= (+ |old(~a18~0)| 36644) 0)) .cse1 .cse7 .cse8)))) [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-13 09:18:20,086 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,087 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-13 09:18:20,088 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-13 09:18:20,089 INFO L268 CegarLoopResult]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,090 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,091 INFO L268 CegarLoopResult]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,092 INFO L268 CegarLoopResult]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,093 INFO L268 CegarLoopResult]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse16 (= ~a15~0 |old(~a15~0)|)) (.cse6 (= ~a15~0 3)) (.cse18 (= ~a12~0 |old(~a12~0)|)) (.cse17 (<= 3 ~a15~0)) (.cse7 (= ~a18~0 |old(~a18~0)|)) (.cse8 (= ~a16~0 |old(~a16~0)|)) (.cse19 (<= ~a15~0 3))) (let ((.cse9 (not (= 9 |old(~a16~0)|))) (.cse11 (not (<= 6 |old(~a12~0)|))) (.cse13 (and .cse17 .cse7 (<= ~a12~0 6) .cse8 .cse19 (<= 6 ~a12~0))) (.cse14 (not (<= |old(~a12~0)| 6))) (.cse4 (not (= 9 |old(~a12~0)|))) (.cse10 (not (= 7 |old(~a12~0)|))) (.cse12 (not (<= |old(~a15~0)| 3))) (.cse15 (not (<= 3 |old(~a15~0)|))) (.cse0 (and .cse6 .cse7 .cse8 .cse18)) (.cse1 (not (= 3 |old(~a15~0)|))) (.cse2 (not (= 6 |old(~a12~0)|))) (.cse3 (not (= 8 |old(~a16~0)|))) (.cse5 (and .cse7 .cse8 .cse18 .cse16))) (and (or .cse0 .cse1 (not (<= |old(~a18~0)| 59)) (not (<= 0 (+ |old(~a18~0)| 17))) .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse4 (not (<= 135 |old(~a18~0)|))) (or .cse5 (not (= 8 |old(~a12~0)|))) (or (not (<= 0 (+ |old(~a18~0)| 44))) .cse1 (and .cse6 .cse7 .cse8 (= ~a12~0 ~a16~0)) (not (<= |old(~a18~0)| 32)) .cse9 (not (= |old(~a12~0)| |old(~a16~0)|))) (or .cse0 .cse10 .cse1 .cse9 (not (<= (+ |old(~a18~0)| 156) 0))) (or .cse0 (not (<= 136 |old(~a18~0)|)) .cse10 .cse1 .cse9) (or .cse11 .cse12 (not (<= 10 |old(~a16~0)|)) .cse13 .cse14 .cse15) (or .cse0 (not (<= (+ |old(~a18~0)| 36644) 0)) .cse1 .cse2 .cse3) (or .cse11 .cse12 (not (<= |old(~a16~0)| 8)) (not (<= 92050 |old(~a18~0)|)) .cse13 .cse14 .cse15 (not (<= 8 |old(~a16~0)|))) (or .cse0 (not (<= (+ |old(~a18~0)| 493874) 0)) .cse1 .cse3 .cse4) (or (not (= 5 |old(~a12~0)|)) (and .cse7 .cse8 (= 5 ~a12~0) .cse16)) (or .cse0 .cse10 .cse1 .cse3 (not (<= (+ |old(~a18~0)| 113) 0)) (not (<= 0 (+ |old(~a18~0)| 151)))) (or (not (<= |old(~a16~0)| 9)) .cse12 (not (<= 49995 |old(~a18~0)|)) (and .cse17 .cse7 .cse8 .cse18 .cse19) (not (<= 9 |old(~a12~0)|)) (not (<= 9 |old(~a16~0)|)) .cse15 (not (<= |old(~a12~0)| 9))) (or .cse5 (not (<= 11 |old(~a16~0)|))) (or .cse0 (not (<= (+ |old(~a18~0)| 79) 0)) .cse1 (not (<= 0 (+ |old(~a18~0)| 154))) .cse2 .cse3) (or .cse5 (not (<= 4 |old(~a15~0)|)))))) [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,094 INFO L268 CegarLoopResult]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,095 INFO L268 CegarLoopResult]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,096 INFO L268 CegarLoopResult]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,097 INFO L268 CegarLoopResult]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,098 INFO L268 CegarLoopResult]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,098 INFO L268 CegarLoopResult]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,098 INFO L268 CegarLoopResult]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,098 INFO L268 CegarLoopResult]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,098 INFO L268 CegarLoopResult]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,098 INFO L268 CegarLoopResult]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,098 INFO L268 CegarLoopResult]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,098 INFO L268 CegarLoopResult]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,099 INFO L268 CegarLoopResult]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,099 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,099 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-13 09:18:20,099 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-13 09:18:20,099 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-13 09:18:20,099 INFO L268 CegarLoopResult]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,099 INFO L268 CegarLoopResult]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,099 INFO L268 CegarLoopResult]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,100 INFO L268 CegarLoopResult]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,100 INFO L268 CegarLoopResult]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,100 INFO L268 CegarLoopResult]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,100 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 148) no Hoare annotation was computed. [2020-10-13 09:18:20,100 INFO L268 CegarLoopResult]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,100 INFO L268 CegarLoopResult]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,100 INFO L268 CegarLoopResult]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,100 INFO L268 CegarLoopResult]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,100 INFO L268 CegarLoopResult]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,101 INFO L268 CegarLoopResult]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,101 INFO L268 CegarLoopResult]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,101 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-13 09:18:20,101 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-13 09:18:20,101 INFO L268 CegarLoopResult]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,101 INFO L268 CegarLoopResult]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,101 INFO L268 CegarLoopResult]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,101 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,101 INFO L268 CegarLoopResult]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,102 INFO L268 CegarLoopResult]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,103 INFO L268 CegarLoopResult]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,104 INFO L268 CegarLoopResult]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,105 INFO L268 CegarLoopResult]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,106 INFO L268 CegarLoopResult]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,107 INFO L268 CegarLoopResult]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-13 09:18:20,108 INFO L268 CegarLoopResult]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:18:20,109 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 11 ~a16~0) (= 5 ~a12~0)) [2020-10-13 09:18:20,110 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 09:18:20,110 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:18:20,110 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)|) (= 5 ~a12~0) (= ~a15~0 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (<= 11 |old(~a16~0)|))) [2020-10-13 09:18:20,110 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:18:20,110 INFO L264 CegarLoopResult]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse3 (= ~a12~0 6)) (.cse7 (= 7 ~a12~0)) (.cse8 (= ~a12~0 9)) (.cse5 (= ~a16~0 8)) (.cse4 (= ~a15~0 3)) (.cse6 (= ~a16~0 9)) (.cse0 (<= 3 ~a15~0)) (.cse1 (<= ~a12~0 6)) (.cse2 (<= 6 ~a12~0))) (or (and .cse0 (<= 10 ~a16~0) .cse1 .cse2) (and .cse3 .cse4 (<= (+ ~a18~0 79) 0) (<= 0 (+ ~a18~0 154)) .cse5) (and .cse3 .cse4 (<= (+ ~a18~0 36644) 0) .cse5) (not (<= 11 |old(~a16~0)|)) (and (<= 0 (+ ~a18~0 17)) .cse3 .cse4 (<= ~a18~0 59) .cse5) (<= 11 ~a16~0) (<= 4 ~a15~0) (and .cse4 .cse6 .cse7 (<= 136 ~a18~0)) (not (= 5 |old(~a12~0)|)) (and .cse4 .cse6 .cse7 (<= (+ ~a18~0 156) 0)) (and .cse4 .cse7 (<= (+ ~a18~0 113) 0) .cse5 (<= 0 (+ ~a18~0 151))) (and .cse8 .cse4 (<= (+ ~a18~0 493874) 0) .cse5) (= ~a12~0 8) (and .cse0 (<= 9 ~a16~0) (<= ~a16~0 9) (<= ~a12~0 9) (<= 49995 ~a18~0) (<= 9 ~a12~0)) (and .cse8 .cse4 (<= 135 ~a18~0) .cse5) (and (<= 0 (+ ~a18~0 44)) .cse4 .cse6 (<= ~a18~0 32) (= ~a12~0 ~a16~0)) (= 5 ~a12~0) (and .cse0 (<= 8 ~a16~0) .cse1 (<= ~a16~0 8) (<= 92050 ~a18~0) .cse2))) [2020-10-13 09:18:20,110 INFO L268 CegarLoopResult]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2020-10-13 09:18:20,110 INFO L268 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2020-10-13 09:18:20,110 INFO L264 CegarLoopResult]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse3 (= ~a12~0 6)) (.cse7 (= 7 ~a12~0)) (.cse8 (= ~a12~0 9)) (.cse5 (= ~a16~0 8)) (.cse4 (= ~a15~0 3)) (.cse6 (= ~a16~0 9)) (.cse0 (<= 3 ~a15~0)) (.cse1 (<= ~a12~0 6)) (.cse2 (<= 6 ~a12~0))) (or (and .cse0 (<= 10 ~a16~0) .cse1 .cse2) (and .cse3 .cse4 (<= (+ ~a18~0 79) 0) (<= 0 (+ ~a18~0 154)) .cse5) (and .cse3 .cse4 (<= (+ ~a18~0 36644) 0) .cse5) (not (<= 11 |old(~a16~0)|)) (and (<= 0 (+ ~a18~0 17)) .cse3 .cse4 (<= ~a18~0 59) .cse5) (<= 11 ~a16~0) (<= 4 ~a15~0) (and .cse4 .cse6 .cse7 (<= 136 ~a18~0)) (not (= 5 |old(~a12~0)|)) (and .cse4 .cse6 .cse7 (<= (+ ~a18~0 156) 0)) (and .cse4 .cse7 (<= (+ ~a18~0 113) 0) .cse5 (<= 0 (+ ~a18~0 151))) (and .cse8 .cse4 (<= (+ ~a18~0 493874) 0) .cse5) (= ~a12~0 8) (and .cse0 (<= 9 ~a16~0) (<= ~a16~0 9) (<= ~a12~0 9) (<= 49995 ~a18~0) (<= 9 ~a12~0)) (and .cse8 .cse4 (<= 135 ~a18~0) .cse5) (and (<= 0 (+ ~a18~0 44)) .cse4 .cse6 (<= ~a18~0 32) (= ~a12~0 ~a16~0)) (= 5 ~a12~0) (and .cse0 (<= 8 ~a16~0) .cse1 (<= ~a16~0 8) (<= 92050 ~a18~0) .cse2))) [2020-10-13 09:18:20,111 INFO L268 CegarLoopResult]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:18:20,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:18:20 BoogieIcfgContainer [2020-10-13 09:18:20,137 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 09:18:20,139 INFO L168 Benchmark]: Toolchain (without parser) took 174748.13 ms. Allocated memory was 147.8 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 99.0 MB in the beginning and 1.1 GB in the end (delta: -972.2 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2020-10-13 09:18:20,139 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 147.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 09:18:20,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1424.02 ms. Allocated memory was 147.8 MB in the beginning and 208.1 MB in the end (delta: 60.3 MB). Free memory was 98.8 MB in the beginning and 133.8 MB in the end (delta: -35.0 MB). Peak memory consumption was 34.8 MB. Max. memory is 7.1 GB. [2020-10-13 09:18:20,140 INFO L168 Benchmark]: Boogie Preprocessor took 203.77 ms. Allocated memory is still 208.1 MB. Free memory was 133.8 MB in the beginning and 123.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2020-10-13 09:18:20,141 INFO L168 Benchmark]: RCFGBuilder took 2610.71 ms. Allocated memory was 208.1 MB in the beginning and 253.8 MB in the end (delta: 45.6 MB). Free memory was 123.5 MB in the beginning and 117.5 MB in the end (delta: 6.0 MB). Peak memory consumption was 79.8 MB. Max. memory is 7.1 GB. [2020-10-13 09:18:20,142 INFO L168 Benchmark]: TraceAbstraction took 170503.81 ms. Allocated memory was 253.8 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 117.5 MB in the beginning and 1.1 GB in the end (delta: -953.7 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2020-10-13 09:18:20,145 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 147.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1424.02 ms. Allocated memory was 147.8 MB in the beginning and 208.1 MB in the end (delta: 60.3 MB). Free memory was 98.8 MB in the beginning and 133.8 MB in the end (delta: -35.0 MB). Peak memory consumption was 34.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 203.77 ms. Allocated memory is still 208.1 MB. Free memory was 133.8 MB in the beginning and 123.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2610.71 ms. Allocated memory was 208.1 MB in the beginning and 253.8 MB in the end (delta: 45.6 MB). Free memory was 123.5 MB in the beginning and 117.5 MB in the end (delta: 6.0 MB). Peak memory consumption was 79.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 170503.81 ms. Allocated memory was 253.8 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 117.5 MB in the beginning and 1.1 GB in the end (delta: -953.7 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 148]: 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: (((((((((((((((((((3 <= a15 && 10 <= a16) && a12 <= 6) && 6 <= a12) || ((((a12 == 6 && a15 == 3) && a18 + 79 <= 0) && 0 <= a18 + 154) && a16 == 8)) || (((a12 == 6 && a15 == 3) && a18 + 36644 <= 0) && a16 == 8)) || !(11 <= \old(a16))) || ((((0 <= a18 + 17 && a12 == 6) && a15 == 3) && a18 <= 59) && a16 == 8)) || 11 <= a16) || 4 <= a15) || (((a15 == 3 && a16 == 9) && 7 == a12) && 136 <= a18)) || !(5 == \old(a12))) || (((a15 == 3 && a16 == 9) && 7 == a12) && a18 + 156 <= 0)) || ((((a15 == 3 && 7 == a12) && a18 + 113 <= 0) && a16 == 8) && 0 <= a18 + 151)) || (((a12 == 9 && a15 == 3) && a18 + 493874 <= 0) && a16 == 8)) || a12 == 8) || (((((3 <= a15 && 9 <= a16) && a16 <= 9) && a12 <= 9) && 49995 <= a18) && 9 <= a12)) || (((a12 == 9 && a15 == 3) && 135 <= a18) && a16 == 8)) || ((((0 <= a18 + 44 && a15 == 3) && a16 == 9) && a18 <= 32) && a12 == a16)) || 5 == a12) || (((((3 <= a15 && 8 <= a16) && a12 <= 6) && a16 <= 8) && 92050 <= a18) && 6 <= a12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 163.6s, OverallIterations: 21, TraceHistogramMax: 4, AutomataDifference: 62.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 718 SDtfs, 13181 SDslu, 629 SDs, 0 SdLazy, 35700 SolverSat, 2478 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 331 GetRequests, 214 SyntacticMatches, 10 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4146occurred in iteration=19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 21 MinimizatonAttempts, 603 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 643 PreInvPairs, 715 NumberOfFragments, 1490 HoareAnnotationTreeSize, 643 FomulaSimplifications, 884737988 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 9 FomulaSimplificationsInter, 13907 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 94.5s InterpolantComputationTime, 7916 NumberOfCodeBlocks, 7916 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 7895 ConstructedInterpolants, 0 QuantifiedInterpolants, 9515448 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 1 PerfectInterpolantSequences, 5707/5914 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...