/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 19:09:21,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 19:09:21,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 19:09:21,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 19:09:21,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 19:09:21,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 19:09:21,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 19:09:21,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 19:09:21,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 19:09:21,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 19:09:21,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 19:09:21,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 19:09:21,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 19:09:21,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 19:09:21,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 19:09:21,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 19:09:21,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 19:09:21,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 19:09:21,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 19:09:21,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 19:09:21,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 19:09:21,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 19:09:21,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 19:09:21,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 19:09:21,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 19:09:21,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 19:09:21,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 19:09:21,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 19:09:21,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 19:09:21,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 19:09:21,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 19:09:21,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 19:09:21,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 19:09:21,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 19:09:21,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 19:09:21,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 19:09:21,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 19:09:21,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 19:09:21,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 19:09:21,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 19:09:21,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 19:09:21,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 19:09:21,650 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 19:09:21,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 19:09:21,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 19:09:21,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 19:09:21,653 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 19:09:21,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 19:09:21,654 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 19:09:21,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 19:09:21,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 19:09:21,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 19:09:21,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 19:09:21,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 19:09:21,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 19:09:21,657 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 19:09:21,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 19:09:21,658 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 19:09:21,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 19:09:21,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 19:09:21,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 19:09:21,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 19:09:21,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 19:09:21,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 19:09:21,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 19:09:21,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 19:09:21,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 19:09:21,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 19:09:21,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 19:09:21,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 19:09:21,661 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 19:09:21,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-14 19:09:21,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 19:09:21,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 19:09:21,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 19:09:21,998 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 19:09:21,998 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 19:09:21,999 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label14.c [2020-10-14 19:09:22,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/add87c402/b3910faebc7f4601a800b07c6c2b4ede/FLAGf319b7ac2 [2020-10-14 19:09:22,658 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 19:09:22,659 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem03_label14.c [2020-10-14 19:09:22,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/add87c402/b3910faebc7f4601a800b07c6c2b4ede/FLAGf319b7ac2 [2020-10-14 19:09:22,832 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/add87c402/b3910faebc7f4601a800b07c6c2b4ede [2020-10-14 19:09:22,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 19:09:22,844 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 19:09:22,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 19:09:22,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 19:09:22,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 19:09:22,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:09:22" (1/1) ... [2020-10-14 19:09:22,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2894617f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:22, skipping insertion in model container [2020-10-14 19:09:22,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:09:22" (1/1) ... [2020-10-14 19:09:22,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 19:09:22,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 19:09:23,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:09:23,760 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 19:09:24,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:09:24,190 INFO L208 MainTranslator]: Completed translation [2020-10-14 19:09:24,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24 WrapperNode [2020-10-14 19:09:24,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 19:09:24,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 19:09:24,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 19:09:24,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 19:09:24,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24" (1/1) ... [2020-10-14 19:09:24,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24" (1/1) ... [2020-10-14 19:09:24,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24" (1/1) ... [2020-10-14 19:09:24,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24" (1/1) ... [2020-10-14 19:09:24,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24" (1/1) ... [2020-10-14 19:09:24,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24" (1/1) ... [2020-10-14 19:09:24,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24" (1/1) ... [2020-10-14 19:09:24,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 19:09:24,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 19:09:24,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 19:09:24,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 19:09:24,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 19:09:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 19:09:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 19:09:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 19:09:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 19:09:24,423 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 19:09:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 19:09:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 19:09:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 19:09:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 19:09:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 19:09:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 19:09:26,205 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 19:09:26,205 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 19:09:26,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:09:26 BoogieIcfgContainer [2020-10-14 19:09:26,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 19:09:26,214 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 19:09:26,214 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 19:09:26,217 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 19:09:26,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:09:22" (1/3) ... [2020-10-14 19:09:26,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7252cc99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:09:26, skipping insertion in model container [2020-10-14 19:09:26,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:09:24" (2/3) ... [2020-10-14 19:09:26,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7252cc99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:09:26, skipping insertion in model container [2020-10-14 19:09:26,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:09:26" (3/3) ... [2020-10-14 19:09:26,221 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label14.c [2020-10-14 19:09:26,235 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 19:09:26,244 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 19:09:26,264 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 19:09:26,293 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 19:09:26,293 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 19:09:26,293 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 19:09:26,293 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 19:09:26,294 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 19:09:26,294 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 19:09:26,294 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 19:09:26,294 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 19:09:26,325 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2020-10-14 19:09:26,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-14 19:09:26,343 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:09:26,345 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:09:26,345 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:09:26,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:09:26,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1597050419, now seen corresponding path program 1 times [2020-10-14 19:09:26,364 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:09:26,365 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [340187354] [2020-10-14 19:09:26,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:09:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:27,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:27,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:30,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:30,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-14 19:09:30,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:09:30,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3884 [2020-10-14 19:09:30,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:30,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:30,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 19:09:30,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:09:30,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-14 19:09:30,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 19:09:31,096 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:09:31,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:09:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:31,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:31,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:31,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:09:31,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:09:31,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 19:09:31,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:31,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:31,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:09:31,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:09:31,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:09:31,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:09:31,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:09:31,216 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [340187354] [2020-10-14 19:09:31,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 19:09:31,219 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 19:09:31,219 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371232609] [2020-10-14 19:09:31,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 19:09:31,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:09:31,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 19:09:31,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 19:09:31,241 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 4 states. [2020-10-14 19:09:31,423 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:09:34,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:09:34,109 INFO L93 Difference]: Finished difference Result 845 states and 1493 transitions. [2020-10-14 19:09:34,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:09:34,112 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 176 [2020-10-14 19:09:34,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:09:34,147 INFO L225 Difference]: With dead ends: 845 [2020-10-14 19:09:34,148 INFO L226 Difference]: Without dead ends: 470 [2020-10-14 19:09:34,156 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:09:34,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-10-14 19:09:34,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 464. [2020-10-14 19:09:34,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2020-10-14 19:09:34,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 743 transitions. [2020-10-14 19:09:34,236 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 743 transitions. Word has length 176 [2020-10-14 19:09:34,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:09:34,237 INFO L479 AbstractCegarLoop]: Abstraction has 464 states and 743 transitions. [2020-10-14 19:09:34,238 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 19:09:34,238 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 743 transitions. [2020-10-14 19:09:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-10-14 19:09:34,244 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:09:34,244 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:09:34,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 19:09:34,245 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:09:34,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:09:34,245 INFO L82 PathProgramCache]: Analyzing trace with hash 669492010, now seen corresponding path program 1 times [2020-10-14 19:09:34,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:09:34,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [762412431] [2020-10-14 19:09:34,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:09:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:34,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:34,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:36,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:36,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-14 19:09:36,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:09:36,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1838 [2020-10-14 19:09:36,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:36,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:36,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:09:36,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 19:09:36,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-14 19:09:36,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:09:36,388 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:09:36,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:09:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:36,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:36,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:36,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:09:36,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:09:36,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 19:09:36,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:36,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:36,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:09:36,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:09:36,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:09:36,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:09:36,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:09:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:36,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:36,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:36,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 19:09:36,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:09:36,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 19:09:36,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:36,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:09:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:09:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 19:09:36,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:09:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:09:36,587 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [762412431] [2020-10-14 19:09:36,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:09:36,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:09:36,588 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487715003] [2020-10-14 19:09:36,590 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:09:36,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:09:36,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:09:36,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:09:36,591 INFO L87 Difference]: Start difference. First operand 464 states and 743 transitions. Second operand 5 states. [2020-10-14 19:09:36,887 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:09:39,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:09:39,569 INFO L93 Difference]: Finished difference Result 1366 states and 2219 transitions. [2020-10-14 19:09:39,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:09:39,571 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 185 [2020-10-14 19:09:39,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:09:39,581 INFO L225 Difference]: With dead ends: 1366 [2020-10-14 19:09:39,581 INFO L226 Difference]: Without dead ends: 908 [2020-10-14 19:09:39,583 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:09:39,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2020-10-14 19:09:39,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 890. [2020-10-14 19:09:39,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 890 states. [2020-10-14 19:09:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 1396 transitions. [2020-10-14 19:09:39,637 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 1396 transitions. Word has length 185 [2020-10-14 19:09:39,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:09:39,639 INFO L479 AbstractCegarLoop]: Abstraction has 890 states and 1396 transitions. [2020-10-14 19:09:39,639 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:09:39,640 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1396 transitions. [2020-10-14 19:09:39,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-10-14 19:09:39,648 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:09:39,649 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2020-10-14 19:09:39,649 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 19:09:39,649 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:09:39,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:09:39,650 INFO L82 PathProgramCache]: Analyzing trace with hash 2007587549, now seen corresponding path program 1 times [2020-10-14 19:09:39,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:09:39,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [217258263] [2020-10-14 19:09:39,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:09:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:39,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:39,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:41,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:42,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:44,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:44,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-14 19:09:44,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:09:44,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-10-14 19:09:44,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:44,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:44,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:09:44,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 19:09:44,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-14 19:09:44,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:09:45,048 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:09:45,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:09:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:45,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:45,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:45,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:09:45,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:09:45,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 19:09:45,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:45,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:45,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:09:45,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:09:45,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:09:45,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:09:45,201 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-14 19:09:45,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:09:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:45,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:45,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:45,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 19:09:45,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:09:45,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 19:09:45,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:45,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:45,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:09:45,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:09:45,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:09:45,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:09:45,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 19:09:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:45,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:45,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:45,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 19:09:45,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:09:45,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-14 19:09:45,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:45,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:45,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:09:45,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:09:45,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 19:09:45,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:09:45,485 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-14 19:09:45,487 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [217258263] [2020-10-14 19:09:45,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:09:45,488 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:09:45,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720183782] [2020-10-14 19:09:45,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:09:45,491 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:09:45,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:09:45,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:09:45,492 INFO L87 Difference]: Start difference. First operand 890 states and 1396 transitions. Second operand 5 states. [2020-10-14 19:09:45,860 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:09:48,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:09:48,650 INFO L93 Difference]: Finished difference Result 2622 states and 4187 transitions. [2020-10-14 19:09:48,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:09:48,651 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 202 [2020-10-14 19:09:48,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:09:48,665 INFO L225 Difference]: With dead ends: 2622 [2020-10-14 19:09:48,665 INFO L226 Difference]: Without dead ends: 1738 [2020-10-14 19:09:48,668 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:09:48,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1738 states. [2020-10-14 19:09:48,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1738 to 1729. [2020-10-14 19:09:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1729 states. [2020-10-14 19:09:48,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1729 states and 2624 transitions. [2020-10-14 19:09:48,737 INFO L78 Accepts]: Start accepts. Automaton has 1729 states and 2624 transitions. Word has length 202 [2020-10-14 19:09:48,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:09:48,738 INFO L479 AbstractCegarLoop]: Abstraction has 1729 states and 2624 transitions. [2020-10-14 19:09:48,738 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:09:48,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2624 transitions. [2020-10-14 19:09:48,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-10-14 19:09:48,754 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:09:48,755 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:09:48,755 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 19:09:48,755 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:09:48,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:09:48,756 INFO L82 PathProgramCache]: Analyzing trace with hash 176260527, now seen corresponding path program 1 times [2020-10-14 19:09:48,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:09:48,756 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1086546805] [2020-10-14 19:09:48,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:09:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:48,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:49,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:50,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:51,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:51,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-14 19:09:51,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:09:51,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2577 [2020-10-14 19:09:51,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:51,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:51,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 19:09:51,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:09:51,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 238 [2020-10-14 19:09:51,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:09:51,771 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:09:51,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:09:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:51,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:51,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:51,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:09:51,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:09:51,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 19:09:51,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:51,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:09:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:09:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:09:51,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:09:51,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:09:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:51,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:52,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:09:52,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 19:09:52,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:09:52,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-14 19:09:52,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:09:52,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:09:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:09:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:09:52,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-14 19:09:52,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:09:52,296 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 19:09:52,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1086546805] [2020-10-14 19:09:52,297 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:09:52,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 19:09:52,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757387957] [2020-10-14 19:09:52,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 19:09:52,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:09:52,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 19:09:52,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-14 19:09:52,300 INFO L87 Difference]: Start difference. First operand 1729 states and 2624 transitions. Second operand 7 states. [2020-10-14 19:09:52,456 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:09:53,036 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:09:56,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:09:56,016 INFO L93 Difference]: Finished difference Result 6836 states and 10810 transitions. [2020-10-14 19:09:56,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 19:09:56,017 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 234 [2020-10-14 19:09:56,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:09:56,055 INFO L225 Difference]: With dead ends: 6836 [2020-10-14 19:09:56,055 INFO L226 Difference]: Without dead ends: 5113 [2020-10-14 19:09:56,062 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2020-10-14 19:09:56,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5113 states. [2020-10-14 19:09:56,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5113 to 5106. [2020-10-14 19:09:56,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5106 states. [2020-10-14 19:09:56,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5106 states to 5106 states and 7593 transitions. [2020-10-14 19:09:56,255 INFO L78 Accepts]: Start accepts. Automaton has 5106 states and 7593 transitions. Word has length 234 [2020-10-14 19:09:56,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:09:56,256 INFO L479 AbstractCegarLoop]: Abstraction has 5106 states and 7593 transitions. [2020-10-14 19:09:56,256 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 19:09:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 5106 states and 7593 transitions. [2020-10-14 19:09:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-10-14 19:09:56,275 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:09:56,275 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:09:56,276 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 19:09:56,276 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:09:56,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:09:56,276 INFO L82 PathProgramCache]: Analyzing trace with hash -935962420, now seen corresponding path program 1 times [2020-10-14 19:09:56,277 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:09:56,277 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [511481809] [2020-10-14 19:09:56,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:09:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:09:56,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:56,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:58,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:09:58,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:10:01,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:10:01,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 255 [2020-10-14 19:10:01,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:10:01,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 19:10:01,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:10:01,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:10:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:10:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-14 19:10:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-14 19:10:01,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:10:01,544 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:10:01,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:10:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:10:01,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:10:01,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:10:01,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:10:01,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:10:01,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 19:10:01,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:10:01,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:10:01,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:10:01,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:10:01,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:10:01,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:10:01,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:10:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:10:01,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:10:01,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:10:01,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 19:10:01,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:10:01,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 19:10:01,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:10:01,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:10:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:10:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:10:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:10:01,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:10:01,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 19:10:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:10:01,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:10:01,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:10:01,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 19:10:01,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:10:01,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-14 19:10:01,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:10:01,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:10:01,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:10:01,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:10:01,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-14 19:10:01,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:10:01,908 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-14 19:10:01,908 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [511481809] [2020-10-14 19:10:01,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:10:01,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 19:10:01,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102194766] [2020-10-14 19:10:01,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 19:10:01,910 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:10:01,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 19:10:01,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:10:01,910 INFO L87 Difference]: Start difference. First operand 5106 states and 7593 transitions. Second operand 6 states. [2020-10-14 19:10:02,053 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:10:02,503 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-14 19:10:04,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:10:04,889 INFO L93 Difference]: Finished difference Result 14421 states and 22046 transitions. [2020-10-14 19:10:04,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 19:10:04,890 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 243 [2020-10-14 19:10:04,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:10:04,891 INFO L225 Difference]: With dead ends: 14421 [2020-10-14 19:10:04,891 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 19:10:04,920 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 19:10:04,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 19:10:04,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 19:10:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 19:10:04,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 19:10:04,921 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 243 [2020-10-14 19:10:04,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:10:04,921 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 19:10:04,922 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 19:10:04,922 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 19:10:04,922 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 19:10:04,922 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 19:10:04,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 19:10:05,783 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 12 [2020-10-14 19:10:05,892 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 12 [2020-10-14 19:10:06,084 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 97 [2020-10-14 19:10:07,139 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 225 DAG size of output: 106 [2020-10-14 19:10:07,272 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:10:07,306 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:10:07,307 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a18~0 |old(~a18~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a5~0 |old(~a5~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a16~0 |old(~a16~0)|) (= ~y~0 |old(~y~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~z~0 |old(~z~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= ~x~0 |old(~x~0)|) (= ~a22~0 |old(~a22~0)|) (= ~d~0 |old(~d~0)|) (= ~v~0 |old(~v~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-14 19:10:07,307 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:10:07,308 INFO L268 CegarLoopResult]: For program point L498(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:10:07,308 INFO L268 CegarLoopResult]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:10:07,308 INFO L268 CegarLoopResult]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,308 INFO L268 CegarLoopResult]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,309 INFO L268 CegarLoopResult]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,309 INFO L268 CegarLoopResult]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,309 INFO L268 CegarLoopResult]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,309 INFO L268 CegarLoopResult]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,309 INFO L268 CegarLoopResult]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,309 INFO L268 CegarLoopResult]: For program point L1623(line 1623) no Hoare annotation was computed. [2020-10-14 19:10:07,309 INFO L268 CegarLoopResult]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,309 INFO L268 CegarLoopResult]: For program point L1557(line 1557) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L1491(line 1491) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,310 INFO L268 CegarLoopResult]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L1626(line 1626) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L1560(line 1560) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L1494(line 1494) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,311 INFO L268 CegarLoopResult]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1629(line 1629) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1563(line 1563) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1497(line 1497) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1632(line 1632) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1566(line 1566) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L1500(line 1500) no Hoare annotation was computed. [2020-10-14 19:10:07,312 INFO L268 CegarLoopResult]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L378(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,313 INFO L268 CegarLoopResult]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,314 INFO L268 CegarLoopResult]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,314 INFO L268 CegarLoopResult]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,314 INFO L268 CegarLoopResult]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,314 INFO L268 CegarLoopResult]: For program point L710(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:10:07,314 INFO L268 CegarLoopResult]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:10:07,314 INFO L268 CegarLoopResult]: For program point L1635(line 1635) no Hoare annotation was computed. [2020-10-14 19:10:07,314 INFO L268 CegarLoopResult]: For program point L1569(line 1569) no Hoare annotation was computed. [2020-10-14 19:10:07,314 INFO L268 CegarLoopResult]: For program point L1503(line 1503) no Hoare annotation was computed. [2020-10-14 19:10:07,314 INFO L268 CegarLoopResult]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L1638(line 1638) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L1572(line 1572) no Hoare annotation was computed. [2020-10-14 19:10:07,315 INFO L268 CegarLoopResult]: For program point L1506(line 1506) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L1641(line 1641) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L1575(line 1575) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L1509(line 1509) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L56(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:10:07,316 INFO L268 CegarLoopResult]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L1644(line 1644) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L1578(line 1578) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L1512(line 1512) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,317 INFO L268 CegarLoopResult]: For program point L918(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:10:07,318 INFO L268 CegarLoopResult]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:10:07,318 INFO L268 CegarLoopResult]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,318 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse1 (= ~a28~0 |old(~a28~0)|)) (.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse3 (= ~a6~0 |old(~a6~0)|)) (.cse4 (= ~a8~0 |old(~a8~0)|)) (.cse5 (= ~a29~0 |old(~a29~0)|)) (.cse6 (= ~a1~0 |old(~a1~0)|)) (.cse7 (= ~a19~0 |old(~a19~0)|)) (.cse8 (= ~a3~0 |old(~a3~0)|)) (.cse9 (= ~a0~0 |old(~a0~0)|)) (.cse10 (= ~a9~0 |old(~a9~0)|)) (.cse11 (= ~a7~0 |old(~a7~0)|)) (.cse12 (= ~a11~0 |old(~a11~0)|)) (.cse13 (= ~a5~0 |old(~a5~0)|)) (.cse14 (= ~a16~0 |old(~a16~0)|)) (.cse15 (= ~a4~0 |old(~a4~0)|)) (.cse16 (= ~a2~0 |old(~a2~0)|)) (.cse17 (= ~a17~0 |old(~a17~0)|)) (.cse18 (= ~a14~0 |old(~a14~0)|)) (.cse19 (= ~a25~0 |old(~a25~0)|)) (.cse20 (= ~a23~0 |old(~a23~0)|)) (.cse21 (= ~a12~0 |old(~a12~0)|)) (.cse22 (= ~a15~0 |old(~a15~0)|)) (.cse23 (= ~a13~0 |old(~a13~0)|)) (.cse24 (= ~a24~0 |old(~a24~0)|)) (.cse25 (= ~a20~0 |old(~a20~0)|)) (.cse26 (= ~a22~0 |old(~a22~0)|)) (.cse27 (= ~a10~0 |old(~a10~0)|)) (.cse28 (= ~a27~0 |old(~a27~0)|))) (let ((.cse0 (and .cse1 (= ~a26~0 |old(~a26~0)|) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28))) (and (or .cse0 (not (= |old(~a27~0)| 1))) (or (not (= |old(~a26~0)| 1)) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= ~a26~0 1) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28)) (or .cse0 (not (<= |old(~a12~0)| 1)) (not (<= 1 |old(~a12~0)|))) (or .cse0 (not (<= 1 |old(~a3~0)|)))))) [2020-10-14 19:10:07,318 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,318 INFO L268 CegarLoopResult]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,318 INFO L268 CegarLoopResult]: For program point L192(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:10:07,318 INFO L268 CegarLoopResult]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,318 INFO L268 CegarLoopResult]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:10:07,318 INFO L268 CegarLoopResult]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,318 INFO L268 CegarLoopResult]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1647(line 1647) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1581(line 1581) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1515(line 1515) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,319 INFO L268 CegarLoopResult]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1584(line 1584) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1518(line 1518) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1587(line 1587) no Hoare annotation was computed. [2020-10-14 19:10:07,320 INFO L268 CegarLoopResult]: For program point L1521(line 1521) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L1590(line 1590) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L1524(line 1524) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,321 INFO L268 CegarLoopResult]: For program point L468(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L1593(line 1593) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L1527(line 1527) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1545) no Hoare annotation was computed. [2020-10-14 19:10:07,322 INFO L268 CegarLoopResult]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L869(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L1596(line 1596) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L1530(line 1530) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,323 INFO L268 CegarLoopResult]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1599(line 1599) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1533(line 1533) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1467(line 1467) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,324 INFO L268 CegarLoopResult]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L1602(line 1602) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L1536(line 1536) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L1470(line 1470) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,325 INFO L268 CegarLoopResult]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1605(line 1605) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1539(line 1539) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1473(line 1473) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,326 INFO L268 CegarLoopResult]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L1608(line 1608) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L1542(line 1542) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L1476(line 1476) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,327 INFO L268 CegarLoopResult]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,328 INFO L268 CegarLoopResult]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,328 INFO L268 CegarLoopResult]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,328 INFO L268 CegarLoopResult]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,328 INFO L268 CegarLoopResult]: For program point L685(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:10:07,328 INFO L268 CegarLoopResult]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:10:07,328 INFO L268 CegarLoopResult]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,328 INFO L268 CegarLoopResult]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,328 INFO L268 CegarLoopResult]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,329 INFO L268 CegarLoopResult]: For program point L1611(line 1611) no Hoare annotation was computed. [2020-10-14 19:10:07,329 INFO L268 CegarLoopResult]: For program point L1545(line 1545) no Hoare annotation was computed. [2020-10-14 19:10:07,329 INFO L268 CegarLoopResult]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,329 INFO L268 CegarLoopResult]: For program point L1479(line 1479) no Hoare annotation was computed. [2020-10-14 19:10:07,329 INFO L268 CegarLoopResult]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,329 INFO L268 CegarLoopResult]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,329 INFO L268 CegarLoopResult]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,329 INFO L268 CegarLoopResult]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,329 INFO L268 CegarLoopResult]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,330 INFO L268 CegarLoopResult]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,330 INFO L268 CegarLoopResult]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,330 INFO L268 CegarLoopResult]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,330 INFO L268 CegarLoopResult]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,330 INFO L268 CegarLoopResult]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,330 INFO L268 CegarLoopResult]: For program point L1614(line 1614) no Hoare annotation was computed. [2020-10-14 19:10:07,330 INFO L268 CegarLoopResult]: For program point L1548(line 1548) no Hoare annotation was computed. [2020-10-14 19:10:07,330 INFO L268 CegarLoopResult]: For program point L1482(line 1482) no Hoare annotation was computed. [2020-10-14 19:10:07,330 INFO L268 CegarLoopResult]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,331 INFO L268 CegarLoopResult]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:10:07,331 INFO L268 CegarLoopResult]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:10:07,331 INFO L268 CegarLoopResult]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,331 INFO L268 CegarLoopResult]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,331 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,331 INFO L268 CegarLoopResult]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,331 INFO L268 CegarLoopResult]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,331 INFO L268 CegarLoopResult]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1617(line 1617) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1551(line 1551) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1485(line 1485) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,332 INFO L268 CegarLoopResult]: For program point L1620(line 1620) no Hoare annotation was computed. [2020-10-14 19:10:07,333 INFO L268 CegarLoopResult]: For program point L1554(line 1554) no Hoare annotation was computed. [2020-10-14 19:10:07,333 INFO L268 CegarLoopResult]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,333 INFO L268 CegarLoopResult]: For program point L1488(line 1488) no Hoare annotation was computed. [2020-10-14 19:10:07,333 INFO L268 CegarLoopResult]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2020-10-14 19:10:07,333 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:10:07,333 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a27~0 1) (<= 1 ~a3~0) (= ~a11~0 0)) [2020-10-14 19:10:07,333 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 19:10:07,333 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:10:07,333 INFO L268 CegarLoopResult]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2020-10-14 19:10:07,333 INFO L268 CegarLoopResult]: For program point L1663(line 1663) no Hoare annotation was computed. [2020-10-14 19:10:07,333 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (not (= 0 |old(~a11~0)|)) (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|)) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|))) [2020-10-14 19:10:07,333 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:10:07,334 INFO L264 CegarLoopResult]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (or (= ~a27~0 1) (not (= 0 |old(~a11~0)|)) (<= 1 ~a3~0) (= ~a26~0 1) (and (<= ~a12~0 1) (<= 1 ~a12~0)) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|))) [2020-10-14 19:10:07,334 INFO L268 CegarLoopResult]: For program point L1658-3(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:10:07,334 INFO L264 CegarLoopResult]: At program point L1666(line 1666) the Hoare annotation is: (or (= ~a27~0 1) (not (= 0 |old(~a11~0)|)) (<= 1 ~a3~0) (= ~a26~0 1) (and (<= ~a12~0 1) (<= 1 ~a12~0)) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|))) [2020-10-14 19:10:07,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:10:07 BoogieIcfgContainer [2020-10-14 19:10:07,351 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 19:10:07,353 INFO L168 Benchmark]: Toolchain (without parser) took 44508.52 ms. Allocated memory was 147.3 MB in the beginning and 1.0 GB in the end (delta: 865.1 MB). Free memory was 98.6 MB in the beginning and 138.8 MB in the end (delta: -40.2 MB). Peak memory consumption was 824.9 MB. Max. memory is 7.1 GB. [2020-10-14 19:10:07,354 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 19:10:07,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1345.01 ms. Allocated memory was 147.3 MB in the beginning and 205.5 MB in the end (delta: 58.2 MB). Free memory was 98.6 MB in the beginning and 125.3 MB in the end (delta: -26.7 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2020-10-14 19:10:07,356 INFO L168 Benchmark]: Boogie Preprocessor took 161.31 ms. Allocated memory is still 205.5 MB. Free memory was 125.3 MB in the beginning and 114.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2020-10-14 19:10:07,357 INFO L168 Benchmark]: RCFGBuilder took 1857.66 ms. Allocated memory was 205.5 MB in the beginning and 251.7 MB in the end (delta: 46.1 MB). Free memory was 114.1 MB in the beginning and 100.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 72.0 MB. Max. memory is 7.1 GB. [2020-10-14 19:10:07,358 INFO L168 Benchmark]: TraceAbstraction took 41137.09 ms. Allocated memory was 251.7 MB in the beginning and 1.0 GB in the end (delta: 760.7 MB). Free memory was 98.7 MB in the beginning and 138.8 MB in the end (delta: -40.1 MB). Peak memory consumption was 720.7 MB. Max. memory is 7.1 GB. [2020-10-14 19:10:07,362 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1345.01 ms. Allocated memory was 147.3 MB in the beginning and 205.5 MB in the end (delta: 58.2 MB). Free memory was 98.6 MB in the beginning and 125.3 MB in the end (delta: -26.7 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 161.31 ms. Allocated memory is still 205.5 MB. Free memory was 125.3 MB in the beginning and 114.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1857.66 ms. Allocated memory was 205.5 MB in the beginning and 251.7 MB in the end (delta: 46.1 MB). Free memory was 114.1 MB in the beginning and 100.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 72.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 41137.09 ms. Allocated memory was 251.7 MB in the beginning and 1.0 GB in the end (delta: 760.7 MB). Free memory was 98.7 MB in the beginning and 138.8 MB in the end (delta: -40.1 MB). Peak memory consumption was 720.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1545]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((a27 == 1 || !(0 == \old(a11))) || 1 <= a3) || a26 == 1) || (a12 <= 1 && 1 <= a12)) || !(\old(a27) == 1)) || !(1 <= \old(a3)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 311 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 38.6s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 15.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 230 SDtfs, 2619 SDslu, 281 SDs, 0 SdLazy, 7064 SolverSat, 1091 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5106occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 40 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 90 PreInvPairs, 180 NumberOfFragments, 674 HoareAnnotationTreeSize, 90 FomulaSimplifications, 27884 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 6312 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 20.9s InterpolantComputationTime, 1040 NumberOfCodeBlocks, 1040 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 1035 ConstructedInterpolants, 0 QuantifiedInterpolants, 1395636 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 103/160 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...