/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem16_label59.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 22:23:04,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 22:23:04,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 22:23:04,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 22:23:04,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 22:23:04,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 22:23:04,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 22:23:04,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 22:23:04,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 22:23:04,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 22:23:04,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 22:23:04,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 22:23:04,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 22:23:04,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 22:23:04,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 22:23:04,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 22:23:04,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 22:23:04,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 22:23:04,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 22:23:04,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 22:23:04,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 22:23:04,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 22:23:04,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 22:23:04,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 22:23:04,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 22:23:04,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 22:23:04,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 22:23:04,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 22:23:04,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 22:23:04,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 22:23:04,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 22:23:04,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 22:23:04,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 22:23:04,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 22:23:04,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 22:23:04,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 22:23:04,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 22:23:04,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 22:23:04,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 22:23:04,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 22:23:04,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 22:23:04,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 22:23:04,503 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 22:23:04,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 22:23:04,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 22:23:04,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 22:23:04,506 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 22:23:04,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 22:23:04,506 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 22:23:04,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 22:23:04,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 22:23:04,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 22:23:04,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 22:23:04,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 22:23:04,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 22:23:04,509 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 22:23:04,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 22:23:04,509 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 22:23:04,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 22:23:04,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 22:23:04,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 22:23:04,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 22:23:04,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 22:23:04,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 22:23:04,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 22:23:04,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 22:23:04,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 22:23:04,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 22:23:04,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 22:23:04,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 22:23:04,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 22:23:04,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-14 22:23:04,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 22:23:04,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 22:23:04,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 22:23:04,813 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 22:23:04,813 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 22:23:04,814 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label59.c [2020-10-14 22:23:04,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5887d1d4c/c5c9f3e78a2f4faaa49d6cf98cb2e81e/FLAG6a83e1f47 [2020-10-14 22:23:05,516 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 22:23:05,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label59.c [2020-10-14 22:23:05,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5887d1d4c/c5c9f3e78a2f4faaa49d6cf98cb2e81e/FLAG6a83e1f47 [2020-10-14 22:23:05,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5887d1d4c/c5c9f3e78a2f4faaa49d6cf98cb2e81e [2020-10-14 22:23:05,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 22:23:05,718 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 22:23:05,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 22:23:05,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 22:23:05,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 22:23:05,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:23:05" (1/1) ... [2020-10-14 22:23:05,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a1d4b70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:05, skipping insertion in model container [2020-10-14 22:23:05,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:23:05" (1/1) ... [2020-10-14 22:23:05,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 22:23:05,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 22:23:06,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 22:23:06,888 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 22:23:07,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 22:23:07,215 INFO L208 MainTranslator]: Completed translation [2020-10-14 22:23:07,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07 WrapperNode [2020-10-14 22:23:07,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 22:23:07,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 22:23:07,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 22:23:07,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 22:23:07,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07" (1/1) ... [2020-10-14 22:23:07,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07" (1/1) ... [2020-10-14 22:23:07,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07" (1/1) ... [2020-10-14 22:23:07,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07" (1/1) ... [2020-10-14 22:23:07,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07" (1/1) ... [2020-10-14 22:23:07,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07" (1/1) ... [2020-10-14 22:23:07,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07" (1/1) ... [2020-10-14 22:23:07,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 22:23:07,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 22:23:07,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 22:23:07,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 22:23:07,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 22:23:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 22:23:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 22:23:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 22:23:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-14 22:23:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 22:23:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 22:23:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-14 22:23:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 22:23:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 22:23:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 22:23:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 22:23:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 22:23:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 22:23:10,097 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 22:23:10,098 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 22:23:10,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:23:10 BoogieIcfgContainer [2020-10-14 22:23:10,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 22:23:10,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 22:23:10,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 22:23:10,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 22:23:10,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:23:05" (1/3) ... [2020-10-14 22:23:10,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1542a025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:23:10, skipping insertion in model container [2020-10-14 22:23:10,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:23:07" (2/3) ... [2020-10-14 22:23:10,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1542a025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:23:10, skipping insertion in model container [2020-10-14 22:23:10,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:23:10" (3/3) ... [2020-10-14 22:23:10,115 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label59.c [2020-10-14 22:23:10,126 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 22:23:10,135 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 22:23:10,151 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 22:23:10,180 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 22:23:10,180 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 22:23:10,180 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 22:23:10,181 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 22:23:10,181 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 22:23:10,181 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 22:23:10,181 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 22:23:10,181 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 22:23:10,209 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2020-10-14 22:23:10,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-10-14 22:23:10,218 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:23:10,219 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] [2020-10-14 22:23:10,220 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:23:10,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:23:10,227 INFO L82 PathProgramCache]: Analyzing trace with hash 441103245, now seen corresponding path program 1 times [2020-10-14 22:23:10,236 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:23:10,237 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [228850355] [2020-10-14 22:23:10,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:23:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:10,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:10,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:10,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 22:23:10,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:10,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 347 [2020-10-14 22:23:10,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:10,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:10,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 22:23:10,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 22:23:10,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-14 22:23:10,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 22:23:10,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:23:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:10,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:10,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:10,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:23:10,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:10,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 22:23:10,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:10,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:10,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:23:10,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:10,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 22:23:10,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 22:23:10,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [228850355] [2020-10-14 22:23:10,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 22:23:10,962 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 22:23:10,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285586874] [2020-10-14 22:23:10,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 22:23:10,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:23:10,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 22:23:10,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 22:23:10,986 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 4 states. [2020-10-14 22:23:14,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:23:14,323 INFO L93 Difference]: Finished difference Result 1184 states and 2180 transitions. [2020-10-14 22:23:14,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 22:23:14,326 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2020-10-14 22:23:14,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:23:14,368 INFO L225 Difference]: With dead ends: 1184 [2020-10-14 22:23:14,369 INFO L226 Difference]: Without dead ends: 696 [2020-10-14 22:23:14,383 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 [2020-10-14 22:23:14,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-10-14 22:23:14,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 689. [2020-10-14 22:23:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 689 states. [2020-10-14 22:23:14,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 1197 transitions. [2020-10-14 22:23:14,518 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 1197 transitions. Word has length 50 [2020-10-14 22:23:14,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:23:14,518 INFO L479 AbstractCegarLoop]: Abstraction has 689 states and 1197 transitions. [2020-10-14 22:23:14,519 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 22:23:14,519 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1197 transitions. [2020-10-14 22:23:14,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-14 22:23:14,526 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:23:14,526 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 22:23:14,527 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 22:23:14,527 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:23:14,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:23:14,527 INFO L82 PathProgramCache]: Analyzing trace with hash -233546559, now seen corresponding path program 1 times [2020-10-14 22:23:14,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:23:14,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [150301748] [2020-10-14 22:23:14,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:23:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:14,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:14,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:15,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:15,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 22:23:15,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:23:15,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 759 [2020-10-14 22:23:15,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:15,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:15,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 22:23:15,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 22:23:15,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-14 22:23:15,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:15,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:23:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:15,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:15,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:15,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:23:15,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:15,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 22:23:15,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:15,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:23:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 22:23:15,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:15,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:23:15,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:15,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:15,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:15,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 22:23:15,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:15,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-10-14 22:23:15,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:15,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:15,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:23:15,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:23:15,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-14 22:23:15,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:15,649 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 22:23:15,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [150301748] [2020-10-14 22:23:15,650 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 22:23:15,650 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 22:23:15,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121115181] [2020-10-14 22:23:15,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 22:23:15,653 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:23:15,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 22:23:15,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 22:23:15,654 INFO L87 Difference]: Start difference. First operand 689 states and 1197 transitions. Second operand 8 states. [2020-10-14 22:23:19,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:23:19,941 INFO L93 Difference]: Finished difference Result 2091 states and 3681 transitions. [2020-10-14 22:23:19,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 22:23:19,945 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 119 [2020-10-14 22:23:19,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:23:19,955 INFO L225 Difference]: With dead ends: 2091 [2020-10-14 22:23:19,955 INFO L226 Difference]: Without dead ends: 1408 [2020-10-14 22:23:19,958 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-14 22:23:19,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states. [2020-10-14 22:23:20,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1384. [2020-10-14 22:23:20,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1384 states. [2020-10-14 22:23:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1384 states and 2288 transitions. [2020-10-14 22:23:20,058 INFO L78 Accepts]: Start accepts. Automaton has 1384 states and 2288 transitions. Word has length 119 [2020-10-14 22:23:20,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:23:20,059 INFO L479 AbstractCegarLoop]: Abstraction has 1384 states and 2288 transitions. [2020-10-14 22:23:20,059 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 22:23:20,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2288 transitions. [2020-10-14 22:23:20,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-14 22:23:20,062 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:23:20,062 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 22:23:20,063 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 22:23:20,063 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:23:20,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:23:20,063 INFO L82 PathProgramCache]: Analyzing trace with hash -702025816, now seen corresponding path program 1 times [2020-10-14 22:23:20,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:23:20,064 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1021359672] [2020-10-14 22:23:20,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:23:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:20,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:20,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:20,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:20,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-14 22:23:20,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:23:20,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 519 [2020-10-14 22:23:20,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:20,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:20,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 22:23:20,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 22:23:20,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-14 22:23:20,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:20,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:23:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:20,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:20,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:20,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:23:20,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:20,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 22:23:20,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:20,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:20,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:23:20,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:20,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 22:23:20,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:20,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:23:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:20,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:20,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:20,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 22:23:20,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:20,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-14 22:23:20,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:20,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:20,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:23:20,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:23:20,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-14 22:23:20,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:20,940 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 22:23:20,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1021359672] [2020-10-14 22:23:20,940 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 22:23:20,941 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 22:23:20,941 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330097442] [2020-10-14 22:23:20,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 22:23:20,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:23:20,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 22:23:20,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 22:23:20,945 INFO L87 Difference]: Start difference. First operand 1384 states and 2288 transitions. Second operand 7 states. [2020-10-14 22:23:24,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:23:24,955 INFO L93 Difference]: Finished difference Result 3529 states and 5982 transitions. [2020-10-14 22:23:24,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 22:23:24,956 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 122 [2020-10-14 22:23:24,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:23:24,976 INFO L225 Difference]: With dead ends: 3529 [2020-10-14 22:23:24,976 INFO L226 Difference]: Without dead ends: 2151 [2020-10-14 22:23:24,981 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 22:23:24,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2151 states. [2020-10-14 22:23:25,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2151 to 2079. [2020-10-14 22:23:25,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2079 states. [2020-10-14 22:23:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 2079 states and 3124 transitions. [2020-10-14 22:23:25,079 INFO L78 Accepts]: Start accepts. Automaton has 2079 states and 3124 transitions. Word has length 122 [2020-10-14 22:23:25,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:23:25,081 INFO L479 AbstractCegarLoop]: Abstraction has 2079 states and 3124 transitions. [2020-10-14 22:23:25,081 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 22:23:25,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 3124 transitions. [2020-10-14 22:23:25,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-14 22:23:25,087 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:23:25,087 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 22:23:25,090 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 22:23:25,091 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:23:25,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:23:25,092 INFO L82 PathProgramCache]: Analyzing trace with hash 721853152, now seen corresponding path program 1 times [2020-10-14 22:23:25,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:23:25,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1847048482] [2020-10-14 22:23:25,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:23:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:25,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:25,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:25,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:25,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 22:23:25,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:23:25,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 779 [2020-10-14 22:23:25,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:25,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:25,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 22:23:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 22:23:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-14 22:23:25,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-14 22:23:25,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:23:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:25,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:25,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:25,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:23:25,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:25,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 22:23:25,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:25,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:23:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:25,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 22:23:25,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:25,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:23:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:26,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:26,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:26,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 22:23:26,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:26,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-14 22:23:26,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:26,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:26,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:23:26,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:23:26,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-14 22:23:26,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 22:23:26,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1847048482] [2020-10-14 22:23:26,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 22:23:26,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 22:23:26,186 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250224063] [2020-10-14 22:23:26,188 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 22:23:26,188 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:23:26,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 22:23:26,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 22:23:26,190 INFO L87 Difference]: Start difference. First operand 2079 states and 3124 transitions. Second operand 7 states. [2020-10-14 22:23:30,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:23:30,229 INFO L93 Difference]: Finished difference Result 5938 states and 9327 transitions. [2020-10-14 22:23:30,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 22:23:30,231 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 126 [2020-10-14 22:23:30,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:23:30,253 INFO L225 Difference]: With dead ends: 5938 [2020-10-14 22:23:30,253 INFO L226 Difference]: Without dead ends: 3865 [2020-10-14 22:23:30,259 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 22:23:30,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3865 states. [2020-10-14 22:23:30,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3865 to 3829. [2020-10-14 22:23:30,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3829 states. [2020-10-14 22:23:30,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 5329 transitions. [2020-10-14 22:23:30,375 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 5329 transitions. Word has length 126 [2020-10-14 22:23:30,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:23:30,376 INFO L479 AbstractCegarLoop]: Abstraction has 3829 states and 5329 transitions. [2020-10-14 22:23:30,376 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 22:23:30,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 5329 transitions. [2020-10-14 22:23:30,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-14 22:23:30,378 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:23:30,378 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 22:23:30,378 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 22:23:30,379 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:23:30,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:23:30,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1718542795, now seen corresponding path program 1 times [2020-10-14 22:23:30,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:23:30,380 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [192613125] [2020-10-14 22:23:30,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:23:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:30,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:30,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:30,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 22:23:30,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:30,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 208 [2020-10-14 22:23:30,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:30,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:30,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:23:30,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-14 22:23:30,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 22:23:30,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:30,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:23:30,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:30,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:30,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:30,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:23:30,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:30,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 22:23:30,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:30,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:30,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:23:30,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:30,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:23:30,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:30,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:23:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:30,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:30,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:30,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-14 22:23:30,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:30,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-14 22:23:30,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:30,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:30,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:23:30,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:30,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-14 22:23:30,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:30,820 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 22:23:30,820 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [192613125] [2020-10-14 22:23:30,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:23:30,825 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 22:23:30,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035954138] [2020-10-14 22:23:30,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 22:23:30,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:23:30,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 22:23:30,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 22:23:30,830 INFO L87 Difference]: Start difference. First operand 3829 states and 5329 transitions. Second operand 5 states. [2020-10-14 22:23:34,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:23:34,510 INFO L93 Difference]: Finished difference Result 9032 states and 12710 transitions. [2020-10-14 22:23:34,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 22:23:34,511 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2020-10-14 22:23:34,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:23:34,536 INFO L225 Difference]: With dead ends: 9032 [2020-10-14 22:23:34,536 INFO L226 Difference]: Without dead ends: 5209 [2020-10-14 22:23:34,547 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 22:23:34,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5209 states. [2020-10-14 22:23:34,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5209 to 5203. [2020-10-14 22:23:34,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5203 states. [2020-10-14 22:23:34,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5203 states to 5203 states and 6936 transitions. [2020-10-14 22:23:34,753 INFO L78 Accepts]: Start accepts. Automaton has 5203 states and 6936 transitions. Word has length 141 [2020-10-14 22:23:34,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:23:34,755 INFO L479 AbstractCegarLoop]: Abstraction has 5203 states and 6936 transitions. [2020-10-14 22:23:34,755 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 22:23:34,755 INFO L276 IsEmpty]: Start isEmpty. Operand 5203 states and 6936 transitions. [2020-10-14 22:23:34,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-14 22:23:34,757 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:23:34,758 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 22:23:34,758 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 22:23:34,758 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:23:34,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:23:34,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1661026768, now seen corresponding path program 1 times [2020-10-14 22:23:34,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:23:34,759 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1457019593] [2020-10-14 22:23:34,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:23:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:34,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:34,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:35,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:35,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-14 22:23:35,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:23:35,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1151 [2020-10-14 22:23:35,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:35,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 22:23:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 22:23:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-14 22:23:35,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:23:36,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:23:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:36,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:36,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:36,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:23:36,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:36,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 22:23:36,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:36,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:23:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 22:23:36,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:36,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:23:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:36,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:36,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:36,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-14 22:23:36,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:36,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 220 [2020-10-14 22:23:36,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:36,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:36,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:23:36,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:23:36,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-14 22:23:36,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:36,357 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 22:23:36,357 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1457019593] [2020-10-14 22:23:36,358 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 22:23:36,358 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 22:23:36,359 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211641099] [2020-10-14 22:23:36,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 22:23:36,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:23:36,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 22:23:36,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 22:23:36,360 INFO L87 Difference]: Start difference. First operand 5203 states and 6936 transitions. Second operand 7 states. [2020-10-14 22:23:41,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:23:41,486 INFO L93 Difference]: Finished difference Result 13607 states and 18508 transitions. [2020-10-14 22:23:41,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 22:23:41,492 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 150 [2020-10-14 22:23:41,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:23:41,531 INFO L225 Difference]: With dead ends: 13607 [2020-10-14 22:23:41,531 INFO L226 Difference]: Without dead ends: 8410 [2020-10-14 22:23:41,543 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 22:23:41,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8410 states. [2020-10-14 22:23:41,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8410 to 8377. [2020-10-14 22:23:41,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8377 states. [2020-10-14 22:23:41,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8377 states to 8377 states and 11176 transitions. [2020-10-14 22:23:41,759 INFO L78 Accepts]: Start accepts. Automaton has 8377 states and 11176 transitions. Word has length 150 [2020-10-14 22:23:41,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:23:41,759 INFO L479 AbstractCegarLoop]: Abstraction has 8377 states and 11176 transitions. [2020-10-14 22:23:41,759 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 22:23:41,760 INFO L276 IsEmpty]: Start isEmpty. Operand 8377 states and 11176 transitions. [2020-10-14 22:23:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2020-10-14 22:23:41,767 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:23:41,767 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 22:23:41,767 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 22:23:41,768 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:23:41,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:23:41,768 INFO L82 PathProgramCache]: Analyzing trace with hash 1754344105, now seen corresponding path program 1 times [2020-10-14 22:23:41,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:23:41,769 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [909003871] [2020-10-14 22:23:41,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:23:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:41,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:42,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:42,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:42,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:43,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:44,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:46,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:46,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:46,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 343 [2020-10-14 22:23:46,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 22:23:46,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 22:23:46,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:46,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:46,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 22:23:46,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 22:23:46,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 289 [2020-10-14 22:23:46,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:46,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:23:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:46,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:46,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:46,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:23:46,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:46,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 22:23:46,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:46,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:46,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:23:46,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:46,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 22:23:46,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:46,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:23:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:46,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:46,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:47,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:47,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-14 22:23:47,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:23:47,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-14 22:23:47,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:47,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:47,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:23:47,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:47,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-14 22:23:47,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:47,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 22:23:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:47,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:47,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:47,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:47,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 22:23:47,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:23:47,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-14 22:23:47,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:47,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:47,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:23:47,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:23:47,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-14 22:23:47,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:23:47,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-14 22:23:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:47,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:47,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:47,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-14 22:23:47,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:47,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-14 22:23:47,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:47,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:47,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:23:47,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:23:47,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-14 22:23:47,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:23:47,580 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 291 proven. 4 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-10-14 22:23:47,581 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [909003871] [2020-10-14 22:23:47,581 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:23:47,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 22:23:47,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088434729] [2020-10-14 22:23:47,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 22:23:47,583 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:23:47,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 22:23:47,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 22:23:47,584 INFO L87 Difference]: Start difference. First operand 8377 states and 11176 transitions. Second operand 7 states. [2020-10-14 22:23:52,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:23:52,935 INFO L93 Difference]: Finished difference Result 19517 states and 26605 transitions. [2020-10-14 22:23:52,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 22:23:52,936 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 329 [2020-10-14 22:23:52,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:23:52,978 INFO L225 Difference]: With dead ends: 19517 [2020-10-14 22:23:52,978 INFO L226 Difference]: Without dead ends: 9676 [2020-10-14 22:23:53,000 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 22:23:53,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9676 states. [2020-10-14 22:23:53,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9676 to 8284. [2020-10-14 22:23:53,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8284 states. [2020-10-14 22:23:53,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8284 states to 8284 states and 9128 transitions. [2020-10-14 22:23:53,163 INFO L78 Accepts]: Start accepts. Automaton has 8284 states and 9128 transitions. Word has length 329 [2020-10-14 22:23:53,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:23:53,164 INFO L479 AbstractCegarLoop]: Abstraction has 8284 states and 9128 transitions. [2020-10-14 22:23:53,164 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 22:23:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 8284 states and 9128 transitions. [2020-10-14 22:23:53,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2020-10-14 22:23:53,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:23:53,175 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, 2, 2, 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] [2020-10-14 22:23:53,175 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 22:23:53,175 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:23:53,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:23:53,176 INFO L82 PathProgramCache]: Analyzing trace with hash -652499531, now seen corresponding path program 1 times [2020-10-14 22:23:53,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:23:53,177 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [519003126] [2020-10-14 22:23:53,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:23:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:53,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:53,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:53,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:56,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:56,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:58,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:58,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 380 [2020-10-14 22:23:58,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 22:23:58,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-14 22:23:58,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:58,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:58,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 22:23:58,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 22:23:58,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 255 [2020-10-14 22:23:58,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:58,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:23:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:58,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:58,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:58,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:23:58,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:58,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 22:23:58,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:58,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:58,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:23:58,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:23:58,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 22:23:58,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 22:23:58,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:23:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:58,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:58,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:58,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 22:23:58,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:58,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 337 [2020-10-14 22:23:58,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:58,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:58,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:23:58,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:23:58,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 250 [2020-10-14 22:23:58,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:23:59,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 22:23:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:23:59,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:23:59,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:23:59,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 22:23:59,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:23:59,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 22:23:59,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:23:59,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:23:59,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:23:59,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-14 22:23:59,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:23:59,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:23:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 86 proven. 64 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-14 22:23:59,373 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [519003126] [2020-10-14 22:23:59,373 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:23:59,374 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 22:23:59,374 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080791769] [2020-10-14 22:23:59,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 22:23:59,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:23:59,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 22:23:59,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 22:23:59,376 INFO L87 Difference]: Start difference. First operand 8284 states and 9128 transitions. Second operand 7 states. [2020-10-14 22:24:02,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:24:02,251 INFO L93 Difference]: Finished difference Result 15908 states and 17603 transitions. [2020-10-14 22:24:02,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 22:24:02,258 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 368 [2020-10-14 22:24:02,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:24:02,279 INFO L225 Difference]: With dead ends: 15908 [2020-10-14 22:24:02,280 INFO L226 Difference]: Without dead ends: 8306 [2020-10-14 22:24:02,294 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-10-14 22:24:02,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8306 states. [2020-10-14 22:24:02,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8306 to 8291. [2020-10-14 22:24:02,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8291 states. [2020-10-14 22:24:02,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8291 states to 8291 states and 9141 transitions. [2020-10-14 22:24:02,427 INFO L78 Accepts]: Start accepts. Automaton has 8291 states and 9141 transitions. Word has length 368 [2020-10-14 22:24:02,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:24:02,427 INFO L479 AbstractCegarLoop]: Abstraction has 8291 states and 9141 transitions. [2020-10-14 22:24:02,427 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 22:24:02,428 INFO L276 IsEmpty]: Start isEmpty. Operand 8291 states and 9141 transitions. [2020-10-14 22:24:02,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2020-10-14 22:24:02,436 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:24:02,436 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 22:24:02,437 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 22:24:02,437 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:24:02,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:24:02,437 INFO L82 PathProgramCache]: Analyzing trace with hash 1195076576, now seen corresponding path program 1 times [2020-10-14 22:24:02,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:24:02,438 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1043472859] [2020-10-14 22:24:02,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:24:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:02,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:03,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:03,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 409 [2020-10-14 22:24:03,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:03,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 612 [2020-10-14 22:24:03,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:03,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:24:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 359 [2020-10-14 22:24:03,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 22:24:03,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:24:03,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:24:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:03,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:03,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:03,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:24:03,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:03,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 22:24:03,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:03,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:03,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:03,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:03,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:03,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:03,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:24:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:03,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:03,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:03,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-14 22:24:03,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:03,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-14 22:24:03,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:03,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:03,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:03,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:03,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:03,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:03,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 22:24:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:03,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:03,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:03,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-14 22:24:03,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:03,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 22:24:03,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:03,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:03,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:24:03,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:03,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-14 22:24:03,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:03,556 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 87 proven. 2 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2020-10-14 22:24:03,562 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1043472859] [2020-10-14 22:24:03,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:24:03,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 22:24:03,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065269170] [2020-10-14 22:24:03,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 22:24:03,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:24:03,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 22:24:03,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 22:24:03,567 INFO L87 Difference]: Start difference. First operand 8291 states and 9141 transitions. Second operand 5 states. [2020-10-14 22:24:06,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:24:06,329 INFO L93 Difference]: Finished difference Result 19280 states and 21527 transitions. [2020-10-14 22:24:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 22:24:06,332 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 397 [2020-10-14 22:24:06,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:24:06,365 INFO L225 Difference]: With dead ends: 19280 [2020-10-14 22:24:06,366 INFO L226 Difference]: Without dead ends: 11671 [2020-10-14 22:24:06,380 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 22:24:06,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11671 states. [2020-10-14 22:24:06,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11671 to 10995. [2020-10-14 22:24:06,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10995 states. [2020-10-14 22:24:06,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10995 states to 10995 states and 11960 transitions. [2020-10-14 22:24:06,570 INFO L78 Accepts]: Start accepts. Automaton has 10995 states and 11960 transitions. Word has length 397 [2020-10-14 22:24:06,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:24:06,571 INFO L479 AbstractCegarLoop]: Abstraction has 10995 states and 11960 transitions. [2020-10-14 22:24:06,571 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 22:24:06,572 INFO L276 IsEmpty]: Start isEmpty. Operand 10995 states and 11960 transitions. [2020-10-14 22:24:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2020-10-14 22:24:06,582 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:24:06,583 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 22:24:06,583 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 22:24:06,583 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:24:06,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:24:06,584 INFO L82 PathProgramCache]: Analyzing trace with hash 1082968660, now seen corresponding path program 1 times [2020-10-14 22:24:06,584 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:24:06,584 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [239111725] [2020-10-14 22:24:06,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:24:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:06,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:06,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:08,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:08,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 463 [2020-10-14 22:24:08,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:24:08,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2183 [2020-10-14 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 249 [2020-10-14 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-14 22:24:08,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:08,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:24:08,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:08,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:08,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:08,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:24:08,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:08,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 22:24:08,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:08,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:08,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:08,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:08,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:08,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:09,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:24:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:09,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:09,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:09,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-14 22:24:09,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:09,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-14 22:24:09,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:09,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:09,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:24:09,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:09,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 234 [2020-10-14 22:24:09,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:09,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 22:24:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:09,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:09,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-14 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-14 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:09,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:24:09,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:24:09,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 163 [2020-10-14 22:24:09,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:24:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 245 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 22:24:09,878 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [239111725] [2020-10-14 22:24:09,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:24:09,879 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 22:24:09,879 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378151190] [2020-10-14 22:24:09,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 22:24:09,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:24:09,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 22:24:09,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 22:24:09,881 INFO L87 Difference]: Start difference. First operand 10995 states and 11960 transitions. Second operand 8 states. [2020-10-14 22:24:14,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:24:14,827 INFO L93 Difference]: Finished difference Result 25714 states and 28467 transitions. [2020-10-14 22:24:14,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 22:24:14,828 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 451 [2020-10-14 22:24:14,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:24:14,878 INFO L225 Difference]: With dead ends: 25714 [2020-10-14 22:24:14,878 INFO L226 Difference]: Without dead ends: 15401 [2020-10-14 22:24:14,901 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-10-14 22:24:14,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15401 states. [2020-10-14 22:24:15,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15401 to 15399. [2020-10-14 22:24:15,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15399 states. [2020-10-14 22:24:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15399 states to 15399 states and 16625 transitions. [2020-10-14 22:24:15,280 INFO L78 Accepts]: Start accepts. Automaton has 15399 states and 16625 transitions. Word has length 451 [2020-10-14 22:24:15,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:24:15,281 INFO L479 AbstractCegarLoop]: Abstraction has 15399 states and 16625 transitions. [2020-10-14 22:24:15,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 22:24:15,281 INFO L276 IsEmpty]: Start isEmpty. Operand 15399 states and 16625 transitions. [2020-10-14 22:24:15,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2020-10-14 22:24:15,293 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:24:15,294 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 22:24:15,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 22:24:15,294 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:24:15,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:24:15,295 INFO L82 PathProgramCache]: Analyzing trace with hash 978879661, now seen corresponding path program 1 times [2020-10-14 22:24:15,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:24:15,295 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [610396357] [2020-10-14 22:24:15,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:24:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:15,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:15,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:15,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 524 [2020-10-14 22:24:15,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:15,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 576 [2020-10-14 22:24:15,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:15,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:15,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:24:15,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 474 [2020-10-14 22:24:15,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 22:24:15,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:16,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:24:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:16,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:16,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:16,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:24:16,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:16,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 22:24:16,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:16,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:16,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:16,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:16,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:16,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:16,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:24:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:16,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:16,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:16,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-14 22:24:16,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:16,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 22:24:16,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:16,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:16,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:16,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:16,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:16,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:16,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 22:24:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:16,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:16,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:16,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-14 22:24:16,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:16,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-14 22:24:16,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:16,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:16,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:24:16,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:16,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-14 22:24:16,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:16,654 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 87 proven. 2 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2020-10-14 22:24:16,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [610396357] [2020-10-14 22:24:16,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:24:16,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 22:24:16,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630006811] [2020-10-14 22:24:16,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 22:24:16,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:24:16,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 22:24:16,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 22:24:16,656 INFO L87 Difference]: Start difference. First operand 15399 states and 16625 transitions. Second operand 6 states. [2020-10-14 22:24:20,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:24:20,938 INFO L93 Difference]: Finished difference Result 32820 states and 35715 transitions. [2020-10-14 22:24:20,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 22:24:20,939 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 512 [2020-10-14 22:24:20,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:24:20,982 INFO L225 Difference]: With dead ends: 32820 [2020-10-14 22:24:20,982 INFO L226 Difference]: Without dead ends: 17764 [2020-10-14 22:24:21,003 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 22:24:21,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17764 states. [2020-10-14 22:24:21,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17764 to 16079. [2020-10-14 22:24:21,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16079 states. [2020-10-14 22:24:21,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16079 states to 16079 states and 17094 transitions. [2020-10-14 22:24:21,390 INFO L78 Accepts]: Start accepts. Automaton has 16079 states and 17094 transitions. Word has length 512 [2020-10-14 22:24:21,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:24:21,392 INFO L479 AbstractCegarLoop]: Abstraction has 16079 states and 17094 transitions. [2020-10-14 22:24:21,392 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 22:24:21,392 INFO L276 IsEmpty]: Start isEmpty. Operand 16079 states and 17094 transitions. [2020-10-14 22:24:21,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 640 [2020-10-14 22:24:21,423 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:24:21,424 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 22:24:21,424 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 22:24:21,424 INFO L427 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:24:21,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:24:21,425 INFO L82 PathProgramCache]: Analyzing trace with hash 609019317, now seen corresponding path program 1 times [2020-10-14 22:24:21,425 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:24:21,426 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [709946069] [2020-10-14 22:24:21,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:24:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:21,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:21,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:21,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:25,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:25,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:26,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:26,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 653 [2020-10-14 22:24:26,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 22:24:26,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5048 [2020-10-14 22:24:26,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:26,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:26,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 22:24:26,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 22:24:26,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 504 [2020-10-14 22:24:26,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:26,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:24:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:26,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:26,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:26,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:24:26,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:26,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 22:24:26,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:26,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:26,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:24:26,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:26,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 22:24:26,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:26,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:24:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:26,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:26,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:27,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:27,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-14 22:24:27,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:24:27,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 386 [2020-10-14 22:24:27,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:27,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:27,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:24:27,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:27,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 242 [2020-10-14 22:24:27,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:27,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 22:24:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:27,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:27,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:27,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 22:24:27,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:27,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 218 [2020-10-14 22:24:27,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:27,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:27,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:24:27,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:24:27,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 250 [2020-10-14 22:24:27,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:27,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2020-10-14 22:24:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:27,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:27,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:27,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-14 22:24:27,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:27,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-14 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 374 proven. 92 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-10-14 22:24:28,533 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [709946069] [2020-10-14 22:24:28,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:24:28,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 22:24:28,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405609725] [2020-10-14 22:24:28,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 22:24:28,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:24:28,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 22:24:28,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 22:24:28,536 INFO L87 Difference]: Start difference. First operand 16079 states and 17094 transitions. Second operand 7 states. [2020-10-14 22:24:31,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:24:31,339 INFO L93 Difference]: Finished difference Result 32152 states and 34188 transitions. [2020-10-14 22:24:31,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 22:24:31,340 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 639 [2020-10-14 22:24:31,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:24:31,374 INFO L225 Difference]: With dead ends: 32152 [2020-10-14 22:24:31,375 INFO L226 Difference]: Without dead ends: 16418 [2020-10-14 22:24:31,393 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-14 22:24:31,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16418 states. [2020-10-14 22:24:31,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16418 to 16418. [2020-10-14 22:24:31,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16418 states. [2020-10-14 22:24:31,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16418 states to 16418 states and 17440 transitions. [2020-10-14 22:24:31,624 INFO L78 Accepts]: Start accepts. Automaton has 16418 states and 17440 transitions. Word has length 639 [2020-10-14 22:24:31,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:24:31,625 INFO L479 AbstractCegarLoop]: Abstraction has 16418 states and 17440 transitions. [2020-10-14 22:24:31,625 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 22:24:31,625 INFO L276 IsEmpty]: Start isEmpty. Operand 16418 states and 17440 transitions. [2020-10-14 22:24:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 735 [2020-10-14 22:24:31,638 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:24:31,638 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 22:24:31,639 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 22:24:31,639 INFO L427 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:24:31,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:24:31,639 INFO L82 PathProgramCache]: Analyzing trace with hash -2046044491, now seen corresponding path program 1 times [2020-10-14 22:24:31,640 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:24:31,640 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1690739029] [2020-10-14 22:24:31,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:24:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:31,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:31,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:34,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:34,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:36,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:36,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 750 [2020-10-14 22:24:36,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 22:24:36,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 22:24:36,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:36,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:36,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:24:36,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 474 [2020-10-14 22:24:36,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-14 22:24:36,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:36,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:24:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:36,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:36,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:36,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:24:36,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:36,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 22:24:36,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:36,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:36,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:36,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:24:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:36,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:36,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:36,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-14 22:24:36,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:36,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 22:24:36,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:36,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:36,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:36,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:36,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:36,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:37,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 22:24:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:37,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:37,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:37,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-14 22:24:37,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:37,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 148 [2020-10-14 22:24:37,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:37,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:24:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-14 22:24:37,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:37,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2020-10-14 22:24:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:37,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:37,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:37,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-14 22:24:37,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:37,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-14 22:24:37,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:37,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:37,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:24:37,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:24:37,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-14 22:24:37,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:37,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2020-10-14 22:24:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:37,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:37,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:37,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-14 22:24:37,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:37,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 22:24:37,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:37,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:37,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:37,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-14 22:24:37,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:37,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 437 proven. 92 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2020-10-14 22:24:37,730 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1690739029] [2020-10-14 22:24:37,731 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:24:37,731 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 22:24:37,731 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621320370] [2020-10-14 22:24:37,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 22:24:37,732 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:24:37,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 22:24:37,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 22:24:37,733 INFO L87 Difference]: Start difference. First operand 16418 states and 17440 transitions. Second operand 7 states. [2020-10-14 22:24:41,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:24:41,523 INFO L93 Difference]: Finished difference Result 32834 states and 34887 transitions. [2020-10-14 22:24:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 22:24:41,525 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 734 [2020-10-14 22:24:41,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:24:41,563 INFO L225 Difference]: With dead ends: 32834 [2020-10-14 22:24:41,563 INFO L226 Difference]: Without dead ends: 16761 [2020-10-14 22:24:41,583 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-14 22:24:41,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16761 states. [2020-10-14 22:24:41,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16761 to 16759. [2020-10-14 22:24:41,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16759 states. [2020-10-14 22:24:41,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16759 states to 16759 states and 17785 transitions. [2020-10-14 22:24:41,865 INFO L78 Accepts]: Start accepts. Automaton has 16759 states and 17785 transitions. Word has length 734 [2020-10-14 22:24:41,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:24:41,865 INFO L479 AbstractCegarLoop]: Abstraction has 16759 states and 17785 transitions. [2020-10-14 22:24:41,866 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 22:24:41,866 INFO L276 IsEmpty]: Start isEmpty. Operand 16759 states and 17785 transitions. [2020-10-14 22:24:41,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2020-10-14 22:24:41,880 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:24:41,882 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 22:24:41,882 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 22:24:41,882 INFO L427 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:24:41,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:24:41,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1281177967, now seen corresponding path program 1 times [2020-10-14 22:24:41,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:24:41,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1719465574] [2020-10-14 22:24:41,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:24:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:42,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:42,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:43,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:43,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:46,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:46,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 752 [2020-10-14 22:24:46,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 22:24:46,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4597 [2020-10-14 22:24:46,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:46,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:46,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:24:46,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 476 [2020-10-14 22:24:46,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-14 22:24:46,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:46,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:24:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:46,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:46,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:46,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:24:46,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:46,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 22:24:46,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:46,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:46,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:46,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:46,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:46,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:46,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:24:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:46,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:46,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:46,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-14 22:24:46,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:46,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 22:24:46,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:46,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:46,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:46,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:46,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:46,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:46,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 22:24:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:46,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:46,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:46,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-14 22:24:46,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:46,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-14 22:24:46,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:46,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:46,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:24:46,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:46,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 220 [2020-10-14 22:24:46,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:47,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2020-10-14 22:24:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:47,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:47,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:47,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-14 22:24:47,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:47,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-14 22:24:47,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:47,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:47,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 22:24:47,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 22:24:47,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-14 22:24:47,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:47,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2020-10-14 22:24:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:47,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:47,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:47,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-14 22:24:47,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:47,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 22:24:47,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:47,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:47,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:47,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-14 22:24:47,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:47,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 437 proven. 92 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-10-14 22:24:47,574 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1719465574] [2020-10-14 22:24:47,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:24:47,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 22:24:47,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198962657] [2020-10-14 22:24:47,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 22:24:47,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:24:47,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 22:24:47,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 22:24:47,577 INFO L87 Difference]: Start difference. First operand 16759 states and 17785 transitions. Second operand 7 states. [2020-10-14 22:24:51,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:24:51,699 INFO L93 Difference]: Finished difference Result 36908 states and 39250 transitions. [2020-10-14 22:24:51,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 22:24:51,700 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 736 [2020-10-14 22:24:51,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:24:51,749 INFO L225 Difference]: With dead ends: 36908 [2020-10-14 22:24:51,749 INFO L226 Difference]: Without dead ends: 20494 [2020-10-14 22:24:51,778 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-14 22:24:51,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20494 states. [2020-10-14 22:24:52,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20494 to 19820. [2020-10-14 22:24:52,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19820 states. [2020-10-14 22:24:52,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19820 states to 19820 states and 20987 transitions. [2020-10-14 22:24:52,123 INFO L78 Accepts]: Start accepts. Automaton has 19820 states and 20987 transitions. Word has length 736 [2020-10-14 22:24:52,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:24:52,124 INFO L479 AbstractCegarLoop]: Abstraction has 19820 states and 20987 transitions. [2020-10-14 22:24:52,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 22:24:52,124 INFO L276 IsEmpty]: Start isEmpty. Operand 19820 states and 20987 transitions. [2020-10-14 22:24:52,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2020-10-14 22:24:52,144 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:24:52,145 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 22:24:52,145 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 22:24:52,145 INFO L427 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:24:52,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:24:52,146 INFO L82 PathProgramCache]: Analyzing trace with hash 1390308981, now seen corresponding path program 1 times [2020-10-14 22:24:52,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:24:52,147 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [466489754] [2020-10-14 22:24:52,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:24:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:52,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:52,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:53,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:54,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:54,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 786 [2020-10-14 22:24:54,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 22:24:54,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2241 [2020-10-14 22:24:54,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:54,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:54,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 22:24:54,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 641 [2020-10-14 22:24:54,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 144 [2020-10-14 22:24:54,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:54,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:24:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:54,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:54,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:54,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:24:54,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:54,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 22:24:54,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:54,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:54,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:54,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:54,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:54,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:24:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:54,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:54,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:54,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-14 22:24:54,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:54,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 22:24:54,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:54,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:54,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:54,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:54,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:54,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:54,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 22:24:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:54,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:54,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:54,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-14 22:24:54,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:54,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-14 22:24:54,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:54,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:54,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:24:54,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:54,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:24:54,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:54,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2020-10-14 22:24:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:54,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:54,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:54,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-14 22:24:54,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:24:54,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-14 22:24:54,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:54,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:54,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:24:54,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:54,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-10-14 22:24:54,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:55,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2020-10-14 22:24:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:55,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:55,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:55,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:24:55,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-14 22:24:55,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:24:55,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-14 22:24:55,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:24:55,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:24:55,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:24:55,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:24:55,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-14 22:24:55,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:24:55,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 186 proven. 4 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2020-10-14 22:24:55,355 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [466489754] [2020-10-14 22:24:55,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:24:55,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 22:24:55,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750065867] [2020-10-14 22:24:55,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 22:24:55,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:24:55,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 22:24:55,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 22:24:55,357 INFO L87 Difference]: Start difference. First operand 19820 states and 20987 transitions. Second operand 5 states. [2020-10-14 22:24:58,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:24:58,427 INFO L93 Difference]: Finished difference Result 39295 states and 41626 transitions. [2020-10-14 22:24:58,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 22:24:58,428 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 770 [2020-10-14 22:24:58,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:24:58,465 INFO L225 Difference]: With dead ends: 39295 [2020-10-14 22:24:58,466 INFO L226 Difference]: Without dead ends: 19820 [2020-10-14 22:24:58,486 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 22:24:58,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19820 states. [2020-10-14 22:24:58,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19820 to 19483. [2020-10-14 22:24:58,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19483 states. [2020-10-14 22:24:58,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19483 states to 19483 states and 20522 transitions. [2020-10-14 22:24:58,747 INFO L78 Accepts]: Start accepts. Automaton has 19483 states and 20522 transitions. Word has length 770 [2020-10-14 22:24:58,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:24:58,748 INFO L479 AbstractCegarLoop]: Abstraction has 19483 states and 20522 transitions. [2020-10-14 22:24:58,748 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 22:24:58,748 INFO L276 IsEmpty]: Start isEmpty. Operand 19483 states and 20522 transitions. [2020-10-14 22:24:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1360 [2020-10-14 22:24:58,801 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 22:24:58,802 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 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] [2020-10-14 22:24:58,802 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 22:24:58,803 INFO L427 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 22:24:58,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 22:24:58,803 INFO L82 PathProgramCache]: Analyzing trace with hash -1841536764, now seen corresponding path program 1 times [2020-10-14 22:24:58,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 22:24:58,804 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [672508476] [2020-10-14 22:24:58,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 22:24:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:24:59,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:24:59,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:02,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:02,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:04,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:25:04,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1379 [2020-10-14 22:25:04,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 22:25:04,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-14 22:25:04,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:25:04,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:25:04,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 22:25:04,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 787 [2020-10-14 22:25:04,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 591 [2020-10-14 22:25:04,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 22:25:04,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 22:25:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:25:04,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:04,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:25:04,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 22:25:04,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:25:04,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 22:25:04,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:25:04,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:25:04,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:25:04,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:25:04,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:25:04,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:25:04,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 22:25:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:25:04,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:04,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:25:04,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-14 22:25:04,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:25:04,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 22:25:04,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:25:04,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:25:04,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:25:04,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:25:04,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:25:04,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:25:04,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 22:25:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:25:04,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:04,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:25:04,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-14 22:25:04,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:25:04,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 204 [2020-10-14 22:25:04,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:25:04,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:25:04,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:25:04,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:25:04,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:25:04,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:25:04,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2020-10-14 22:25:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:25:04,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:04,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:25:04,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-14 22:25:04,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:25:04,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 22:25:04,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:25:04,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:25:04,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 22:25:04,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:25:04,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 22:25:04,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:25:04,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2020-10-14 22:25:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:25:04,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:04,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:25:04,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 22:25:04,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 22:25:04,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-14 22:25:04,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:25:04,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:25:04,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:25:04,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:25:04,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-14 22:25:04,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:25:04,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2020-10-14 22:25:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:25:04,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:04,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:05,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:25:05,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-14 22:25:05,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:25:05,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 335 [2020-10-14 22:25:05,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:25:05,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:25:05,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:25:05,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:25:05,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 268 [2020-10-14 22:25:05,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:25:05,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1052 [2020-10-14 22:25:05,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 22:25:05,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:05,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 22:25:05,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 22:25:05,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 266 [2020-10-14 22:25:05,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 22:25:05,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 275 [2020-10-14 22:25:05,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 22:25:05,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 22:25:05,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 22:25:05,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 22:25:05,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 260 [2020-10-14 22:25:05,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 22:25:06,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3048 backedges. 297 proven. 6 refuted. 0 times theorem prover too weak. 2745 trivial. 0 not checked. [2020-10-14 22:25:06,413 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [672508476] [2020-10-14 22:25:06,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 22:25:06,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 22:25:06,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352342622] [2020-10-14 22:25:06,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 22:25:06,416 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 22:25:06,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 22:25:06,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 22:25:06,416 INFO L87 Difference]: Start difference. First operand 19483 states and 20522 transitions. Second operand 6 states. [2020-10-14 22:25:09,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 22:25:09,670 INFO L93 Difference]: Finished difference Result 38612 states and 40691 transitions. [2020-10-14 22:25:09,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 22:25:09,671 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1359 [2020-10-14 22:25:09,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 22:25:09,673 INFO L225 Difference]: With dead ends: 38612 [2020-10-14 22:25:09,673 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 22:25:09,699 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-14 22:25:09,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 22:25:09,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 22:25:09,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 22:25:09,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 22:25:09,701 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1359 [2020-10-14 22:25:09,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 22:25:09,701 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 22:25:09,701 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 22:25:09,701 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 22:25:09,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 22:25:09,701 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 22:25:09,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 22:25:10,309 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 169 [2020-10-14 22:25:12,333 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 169 [2020-10-14 22:25:13,118 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 51 [2020-10-14 22:25:15,120 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 278 DAG size of output: 59 [2020-10-14 22:25:16,739 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 278 DAG size of output: 59 [2020-10-14 22:25:18,320 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 278 DAG size of output: 59 [2020-10-14 22:25:19,104 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 51 [2020-10-14 22:25:19,110 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 22:25:19,111 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)|)) [2020-10-14 22:25:19,111 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 22:25:19,111 INFO L268 CegarLoopResult]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,111 INFO L268 CegarLoopResult]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2020-10-14 22:25:19,111 INFO L268 CegarLoopResult]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,111 INFO L268 CegarLoopResult]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,111 INFO L268 CegarLoopResult]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,112 INFO L268 CegarLoopResult]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,112 INFO L268 CegarLoopResult]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,112 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,112 INFO L268 CegarLoopResult]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,112 INFO L268 CegarLoopResult]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,112 INFO L268 CegarLoopResult]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,112 INFO L268 CegarLoopResult]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,112 INFO L268 CegarLoopResult]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,112 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,113 INFO L268 CegarLoopResult]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,113 INFO L268 CegarLoopResult]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,113 INFO L268 CegarLoopResult]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,113 INFO L268 CegarLoopResult]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,113 INFO L268 CegarLoopResult]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,113 INFO L268 CegarLoopResult]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,113 INFO L268 CegarLoopResult]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,113 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,114 INFO L268 CegarLoopResult]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,114 INFO L268 CegarLoopResult]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,114 INFO L268 CegarLoopResult]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,114 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,114 INFO L268 CegarLoopResult]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,114 INFO L268 CegarLoopResult]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,114 INFO L268 CegarLoopResult]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,115 INFO L264 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse6 (= ~a12~0 |old(~a12~0)|)) (.cse9 (= ~a15~0 3)) (.cse4 (= ~a18~0 |old(~a18~0)|)) (.cse5 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= 5 |old(~a12~0)|))) (let ((.cse2 (not .cse8)) (.cse3 (and .cse9 .cse4 .cse5 (= 5 ~a12~0))) (.cse0 (and .cse9 .cse4 .cse5 .cse6)) (.cse1 (not (= 3 |old(~a15~0)|))) (.cse7 (not (<= |old(~a16~0)| 11)))) (and (or .cse0 .cse1 (not (<= 8 |old(~a12~0)|))) (or .cse2 .cse1 .cse3 (not (< 0 (+ |old(~a18~0)| 156)))) (or .cse2 .cse1 (not (= 8 |old(~a16~0)|)) .cse3) (or .cse2 .cse1 .cse3 (not (<= 12 |old(~a16~0)|))) (or (not (<= 0 (+ |old(~a18~0)| 87))) .cse0 .cse1) (or (and .cse4 .cse5 .cse6 (= ~a15~0 |old(~a15~0)|)) (not (<= 4 |old(~a15~0)|)) .cse7) (or .cse0 (not (= 7 |old(~a12~0)|)) .cse1) (or .cse0 .cse8 .cse1 .cse7)))) [2020-10-14 22:25:19,115 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,115 INFO L268 CegarLoopResult]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,115 INFO L268 CegarLoopResult]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,115 INFO L268 CegarLoopResult]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,115 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,115 INFO L268 CegarLoopResult]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,116 INFO L268 CegarLoopResult]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,116 INFO L268 CegarLoopResult]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2020-10-14 22:25:19,116 INFO L268 CegarLoopResult]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,116 INFO L268 CegarLoopResult]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,116 INFO L268 CegarLoopResult]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,116 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,116 INFO L268 CegarLoopResult]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,116 INFO L268 CegarLoopResult]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,116 INFO L268 CegarLoopResult]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,117 INFO L268 CegarLoopResult]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,117 INFO L268 CegarLoopResult]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2020-10-14 22:25:19,117 INFO L268 CegarLoopResult]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,117 INFO L268 CegarLoopResult]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,117 INFO L268 CegarLoopResult]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,117 INFO L268 CegarLoopResult]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,117 INFO L268 CegarLoopResult]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,117 INFO L268 CegarLoopResult]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,118 INFO L268 CegarLoopResult]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,118 INFO L268 CegarLoopResult]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,118 INFO L268 CegarLoopResult]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,118 INFO L268 CegarLoopResult]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,118 INFO L268 CegarLoopResult]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,118 INFO L268 CegarLoopResult]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,118 INFO L268 CegarLoopResult]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,118 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-14 22:25:19,119 INFO L268 CegarLoopResult]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,119 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-14 22:25:19,119 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-14 22:25:19,119 INFO L264 CegarLoopResult]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse6 (= ~a12~0 |old(~a12~0)|)) (.cse9 (= ~a15~0 3)) (.cse4 (= ~a18~0 |old(~a18~0)|)) (.cse5 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= 5 |old(~a12~0)|))) (let ((.cse2 (not .cse8)) (.cse3 (and .cse9 .cse4 .cse5 (= 5 ~a12~0))) (.cse0 (and .cse9 .cse4 .cse5 .cse6)) (.cse1 (not (= 3 |old(~a15~0)|))) (.cse7 (not (<= |old(~a16~0)| 11)))) (and (or .cse0 .cse1 (not (<= 8 |old(~a12~0)|))) (or .cse2 .cse1 .cse3 (not (< 0 (+ |old(~a18~0)| 156)))) (or .cse2 .cse1 (not (= 8 |old(~a16~0)|)) .cse3) (or .cse2 .cse1 .cse3 (not (<= 12 |old(~a16~0)|))) (or (not (<= 0 (+ |old(~a18~0)| 87))) .cse0 .cse1) (or (and .cse4 .cse5 .cse6 (= ~a15~0 |old(~a15~0)|)) (not (<= 4 |old(~a15~0)|)) .cse7) (or .cse0 (not (= 7 |old(~a12~0)|)) .cse1) (or .cse0 .cse8 .cse1 .cse7)))) [2020-10-14 22:25:19,119 INFO L268 CegarLoopResult]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,119 INFO L268 CegarLoopResult]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2020-10-14 22:25:19,119 INFO L268 CegarLoopResult]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,119 INFO L268 CegarLoopResult]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,119 INFO L268 CegarLoopResult]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,120 INFO L268 CegarLoopResult]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,121 INFO L268 CegarLoopResult]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-14 22:25:19,122 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-14 22:25:19,123 INFO L268 CegarLoopResult]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,123 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-14 22:25:19,123 INFO L268 CegarLoopResult]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,123 INFO L268 CegarLoopResult]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,123 INFO L268 CegarLoopResult]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,123 INFO L268 CegarLoopResult]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,123 INFO L268 CegarLoopResult]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,123 INFO L268 CegarLoopResult]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,123 INFO L268 CegarLoopResult]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-14 22:25:19,124 INFO L268 CegarLoopResult]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,125 INFO L268 CegarLoopResult]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,126 INFO L268 CegarLoopResult]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-14 22:25:19,127 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-14 22:25:19,128 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-14 22:25:19,128 INFO L268 CegarLoopResult]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,128 INFO L268 CegarLoopResult]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,128 INFO L268 CegarLoopResult]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,128 INFO L268 CegarLoopResult]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,128 INFO L268 CegarLoopResult]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,128 INFO L268 CegarLoopResult]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,128 INFO L268 CegarLoopResult]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,129 INFO L268 CegarLoopResult]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,130 INFO L268 CegarLoopResult]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,130 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse6 (= ~a12~0 |old(~a12~0)|)) (.cse9 (= ~a15~0 3)) (.cse4 (= ~a18~0 |old(~a18~0)|)) (.cse5 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= 5 |old(~a12~0)|))) (let ((.cse2 (not .cse8)) (.cse3 (and .cse9 .cse4 .cse5 (= 5 ~a12~0))) (.cse0 (and .cse9 .cse4 .cse5 .cse6)) (.cse1 (not (= 3 |old(~a15~0)|))) (.cse7 (not (<= |old(~a16~0)| 11)))) (and (or .cse0 .cse1 (not (<= 8 |old(~a12~0)|))) (or .cse2 .cse1 .cse3 (not (< 0 (+ |old(~a18~0)| 156)))) (or .cse2 .cse1 (not (= 8 |old(~a16~0)|)) .cse3) (or .cse2 .cse1 .cse3 (not (<= 12 |old(~a16~0)|))) (or (not (<= 0 (+ |old(~a18~0)| 87))) .cse0 .cse1) (or (and .cse4 .cse5 .cse6 (= ~a15~0 |old(~a15~0)|)) (not (<= 4 |old(~a15~0)|)) .cse7) (or .cse0 (not (= 7 |old(~a12~0)|)) .cse1) (or .cse0 .cse8 .cse1 .cse7)))) [2020-10-14 22:25:19,130 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,130 INFO L268 CegarLoopResult]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,130 INFO L268 CegarLoopResult]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,130 INFO L268 CegarLoopResult]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,130 INFO L268 CegarLoopResult]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,131 INFO L268 CegarLoopResult]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-14 22:25:19,132 INFO L268 CegarLoopResult]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,133 INFO L268 CegarLoopResult]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,134 INFO L268 CegarLoopResult]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,134 INFO L268 CegarLoopResult]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,134 INFO L268 CegarLoopResult]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,134 INFO L268 CegarLoopResult]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,134 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-14 22:25:19,134 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-14 22:25:19,134 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-14 22:25:19,134 INFO L268 CegarLoopResult]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,134 INFO L268 CegarLoopResult]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,135 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-14 22:25:19,136 INFO L268 CegarLoopResult]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,136 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-14 22:25:19,136 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-14 22:25:19,136 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,136 INFO L268 CegarLoopResult]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,136 INFO L268 CegarLoopResult]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,136 INFO L268 CegarLoopResult]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,136 INFO L268 CegarLoopResult]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,136 INFO L268 CegarLoopResult]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,137 INFO L268 CegarLoopResult]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,137 INFO L268 CegarLoopResult]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,137 INFO L268 CegarLoopResult]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,137 INFO L268 CegarLoopResult]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,137 INFO L268 CegarLoopResult]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,137 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,137 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-14 22:25:19,137 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-14 22:25:19,138 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-14 22:25:19,138 INFO L268 CegarLoopResult]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,138 INFO L268 CegarLoopResult]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,138 INFO L268 CegarLoopResult]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,138 INFO L268 CegarLoopResult]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,138 INFO L268 CegarLoopResult]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,138 INFO L268 CegarLoopResult]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 139) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-14 22:25:19,139 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-14 22:25:19,140 INFO L268 CegarLoopResult]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,140 INFO L268 CegarLoopResult]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,140 INFO L268 CegarLoopResult]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,140 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,140 INFO L268 CegarLoopResult]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,140 INFO L268 CegarLoopResult]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,140 INFO L268 CegarLoopResult]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,140 INFO L268 CegarLoopResult]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,141 INFO L268 CegarLoopResult]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,142 INFO L268 CegarLoopResult]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,142 INFO L268 CegarLoopResult]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,142 INFO L268 CegarLoopResult]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,142 INFO L268 CegarLoopResult]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,142 INFO L268 CegarLoopResult]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,142 INFO L268 CegarLoopResult]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,142 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,142 INFO L268 CegarLoopResult]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,142 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-14 22:25:19,143 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,144 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 22:25:19,145 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,146 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-14 22:25:19,147 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-14 22:25:19,147 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-14 22:25:19,147 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,147 INFO L268 CegarLoopResult]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,147 INFO L268 CegarLoopResult]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,147 INFO L268 CegarLoopResult]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,147 INFO L268 CegarLoopResult]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,147 INFO L268 CegarLoopResult]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,147 INFO L268 CegarLoopResult]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,148 INFO L268 CegarLoopResult]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,148 INFO L268 CegarLoopResult]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,148 INFO L268 CegarLoopResult]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,148 INFO L268 CegarLoopResult]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,148 INFO L268 CegarLoopResult]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,148 INFO L268 CegarLoopResult]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,148 INFO L268 CegarLoopResult]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,149 INFO L268 CegarLoopResult]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,149 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-14 22:25:19,149 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-14 22:25:19,150 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-14 22:25:19,150 INFO L268 CegarLoopResult]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,150 INFO L268 CegarLoopResult]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,150 INFO L268 CegarLoopResult]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,150 INFO L268 CegarLoopResult]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,150 INFO L268 CegarLoopResult]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,150 INFO L268 CegarLoopResult]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,150 INFO L268 CegarLoopResult]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,151 INFO L268 CegarLoopResult]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,151 INFO L268 CegarLoopResult]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 22:25:19,151 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-14 22:25:19,151 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-14 22:25:19,151 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-14 22:25:19,151 INFO L268 CegarLoopResult]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,151 INFO L268 CegarLoopResult]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,151 INFO L268 CegarLoopResult]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2020-10-14 22:25:19,152 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 22:25:19,152 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ ~a18~0 87))) (and (= ~a15~0 3) (<= 0 .cse0) (= ~a16~0 11) (<= .cse0 0) (= 5 ~a12~0))) [2020-10-14 22:25:19,152 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 22:25:19,152 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 22:25:19,152 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (let ((.cse0 (+ |old(~a18~0)| 87))) (or (not (<= 0 .cse0)) (not (= 11 |old(~a16~0)|)) (not (= 5 |old(~a12~0)|)) (not (= 3 |old(~a15~0)|)) (let ((.cse1 (+ ~a18~0 87))) (and (= ~a15~0 3) (<= 0 .cse1) (= ~a16~0 |old(~a16~0)|) (<= .cse1 0) (= 5 ~a12~0))) (not (<= .cse0 0)))) [2020-10-14 22:25:19,152 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2020-10-14 22:25:19,153 INFO L264 CegarLoopResult]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse0 (+ |old(~a18~0)| 87)) (.cse3 (<= ~a16~0 11)) (.cse2 (= 5 ~a12~0)) (.cse1 (= ~a15~0 3))) (or (not (<= 0 .cse0)) (not (= 11 |old(~a16~0)|)) (and .cse1 (<= 8 ~a12~0)) (not (= 3 |old(~a15~0)|)) (not (<= .cse0 0)) (and .cse1 (= 7 ~a12~0)) (and .cse1 .cse2 (< 0 (+ ~a18~0 156))) (and (<= 4 ~a15~0) .cse3) (and .cse1 (not .cse2) .cse3) (and .cse1 (<= 12 ~a16~0) .cse2) (not (= 5 |old(~a12~0)|)) (and .cse1 (<= 0 (+ ~a18~0 87))) (and .cse1 (= ~a16~0 8)))) [2020-10-14 22:25:19,153 INFO L268 CegarLoopResult]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2020-10-14 22:25:19,153 INFO L268 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2020-10-14 22:25:19,153 INFO L264 CegarLoopResult]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse0 (+ |old(~a18~0)| 87)) (.cse3 (<= ~a16~0 11)) (.cse2 (= 5 ~a12~0)) (.cse1 (= ~a15~0 3))) (or (not (<= 0 .cse0)) (not (= 11 |old(~a16~0)|)) (and .cse1 (<= 8 ~a12~0)) (not (= 3 |old(~a15~0)|)) (not (<= .cse0 0)) (and .cse1 (= 7 ~a12~0)) (and .cse1 .cse2 (< 0 (+ ~a18~0 156))) (and (<= 4 ~a15~0) .cse3) (and .cse1 (not .cse2) .cse3) (and .cse1 (<= 12 ~a16~0) .cse2) (not (= 5 |old(~a12~0)|)) (and .cse1 (<= 0 (+ ~a18~0 87))) (and .cse1 (= ~a16~0 8)))) [2020-10-14 22:25:19,153 INFO L268 CegarLoopResult]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2020-10-14 22:25:19,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 10:25:19 BoogieIcfgContainer [2020-10-14 22:25:19,184 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 22:25:19,186 INFO L168 Benchmark]: Toolchain (without parser) took 133468.39 ms. Allocated memory was 146.3 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 97.1 MB in the beginning and 795.7 MB in the end (delta: -698.6 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2020-10-14 22:25:19,187 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 120.9 MB in the beginning and 120.4 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 22:25:19,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1498.73 ms. Allocated memory was 146.3 MB in the beginning and 211.8 MB in the end (delta: 65.5 MB). Free memory was 96.6 MB in the beginning and 141.3 MB in the end (delta: -44.7 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. [2020-10-14 22:25:19,189 INFO L168 Benchmark]: Boogie Preprocessor took 289.36 ms. Allocated memory is still 211.8 MB. Free memory was 141.3 MB in the beginning and 131.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2020-10-14 22:25:19,190 INFO L168 Benchmark]: RCFGBuilder took 2597.95 ms. Allocated memory was 211.8 MB in the beginning and 253.2 MB in the end (delta: 41.4 MB). Free memory was 130.5 MB in the beginning and 123.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. [2020-10-14 22:25:19,191 INFO L168 Benchmark]: TraceAbstraction took 129077.26 ms. Allocated memory was 253.2 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 123.2 MB in the beginning and 795.7 MB in the end (delta: -672.5 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2020-10-14 22:25:19,194 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 120.9 MB in the beginning and 120.4 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1498.73 ms. Allocated memory was 146.3 MB in the beginning and 211.8 MB in the end (delta: 65.5 MB). Free memory was 96.6 MB in the beginning and 141.3 MB in the end (delta: -44.7 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 289.36 ms. Allocated memory is still 211.8 MB. Free memory was 141.3 MB in the beginning and 131.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2597.95 ms. Allocated memory was 211.8 MB in the beginning and 253.2 MB in the end (delta: 41.4 MB). Free memory was 130.5 MB in the beginning and 123.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 129077.26 ms. Allocated memory was 253.2 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 123.2 MB in the beginning and 795.7 MB in the end (delta: -672.5 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 139]: 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: (((((((((((!(0 <= \old(a18) + 87) || !(11 == \old(a16))) || (a15 == 3 && 8 <= a12)) || !(3 == \old(a15))) || !(\old(a18) + 87 <= 0)) || (a15 == 3 && 7 == a12)) || ((a15 == 3 && 5 == a12) && 0 < a18 + 156)) || (4 <= a15 && a16 <= 11)) || ((a15 == 3 && !(5 == a12)) && a16 <= 11)) || ((a15 == 3 && 12 <= a16) && 5 == a12)) || !(5 == \old(a12))) || (a15 == 3 && 0 <= a18 + 87)) || (a15 == 3 && a16 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 119.5s, OverallIterations: 16, TraceHistogramMax: 7, AutomataDifference: 62.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 588 SDtfs, 16440 SDslu, 710 SDs, 0 SdLazy, 32030 SolverSat, 5013 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 41.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 263 GetRequests, 139 SyntacticMatches, 2 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19820occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.2s AutomataMinimizationTime, 16 MinimizatonAttempts, 4961 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1498 PreInvPairs, 1693 NumberOfFragments, 875 HoareAnnotationTreeSize, 1498 FomulaSimplifications, 131449 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 9 FomulaSimplificationsInter, 31541 FormulaSimplificationTreeSizeReductionInter, 6.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 48.6s InterpolantComputationTime, 7003 NumberOfCodeBlocks, 7003 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 6987 ConstructedInterpolants, 0 QuantifiedInterpolants, 10123709 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 5 PerfectInterpolantSequences, 7616/7977 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...