/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/Problem02_label14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 19:06:24,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 19:06:24,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 19:06:24,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 19:06:24,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 19:06:24,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 19:06:24,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 19:06:24,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 19:06:24,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 19:06:24,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 19:06:24,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 19:06:24,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 19:06:24,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 19:06:24,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 19:06:24,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 19:06:24,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 19:06:24,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 19:06:24,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 19:06:24,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 19:06:24,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 19:06:24,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 19:06:24,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 19:06:24,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 19:06:24,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 19:06:24,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 19:06:24,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 19:06:24,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 19:06:24,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 19:06:24,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 19:06:24,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 19:06:24,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 19:06:24,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 19:06:24,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 19:06:24,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 19:06:24,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 19:06:24,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 19:06:24,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 19:06:24,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 19:06:24,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 19:06:24,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 19:06:24,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 19:06:24,238 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 19:06:24,281 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 19:06:24,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 19:06:24,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 19:06:24,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 19:06:24,284 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 19:06:24,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 19:06:24,285 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 19:06:24,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 19:06:24,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 19:06:24,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 19:06:24,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 19:06:24,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 19:06:24,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 19:06:24,287 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 19:06:24,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 19:06:24,288 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 19:06:24,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 19:06:24,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 19:06:24,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 19:06:24,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 19:06:24,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 19:06:24,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 19:06:24,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 19:06:24,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 19:06:24,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 19:06:24,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 19:06:24,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 19:06:24,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 19:06:24,290 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 19:06:24,290 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 19:06:24,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 19:06:24,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 19:06:24,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 19:06:24,587 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 19:06:24,587 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 19:06:24,588 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14.c [2020-10-14 19:06:24,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f8dfbda37/84a8210d836f42e994f0c3693bff8d87/FLAG630ed5e8a [2020-10-14 19:06:25,229 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 19:06:25,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label14.c [2020-10-14 19:06:25,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f8dfbda37/84a8210d836f42e994f0c3693bff8d87/FLAG630ed5e8a [2020-10-14 19:06:25,510 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f8dfbda37/84a8210d836f42e994f0c3693bff8d87 [2020-10-14 19:06:25,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 19:06:25,519 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 19:06:25,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 19:06:25,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 19:06:25,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 19:06:25,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:06:25" (1/1) ... [2020-10-14 19:06:25,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4884af65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:25, skipping insertion in model container [2020-10-14 19:06:25,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:06:25" (1/1) ... [2020-10-14 19:06:25,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 19:06:25,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 19:06:26,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:06:26,135 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 19:06:26,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:06:26,312 INFO L208 MainTranslator]: Completed translation [2020-10-14 19:06:26,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26 WrapperNode [2020-10-14 19:06:26,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 19:06:26,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 19:06:26,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 19:06:26,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 19:06:26,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26" (1/1) ... [2020-10-14 19:06:26,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26" (1/1) ... [2020-10-14 19:06:26,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26" (1/1) ... [2020-10-14 19:06:26,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26" (1/1) ... [2020-10-14 19:06:26,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26" (1/1) ... [2020-10-14 19:06:26,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26" (1/1) ... [2020-10-14 19:06:26,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26" (1/1) ... [2020-10-14 19:06:26,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 19:06:26,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 19:06:26,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 19:06:26,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 19:06:26,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 19:06:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 19:06:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 19:06:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 19:06:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 19:06:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 19:06:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 19:06:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 19:06:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 19:06:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 19:06:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 19:06:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 19:06:27,594 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 19:06:27,594 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 19:06:27,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:06:27 BoogieIcfgContainer [2020-10-14 19:06:27,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 19:06:27,603 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 19:06:27,603 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 19:06:27,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 19:06:27,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:06:25" (1/3) ... [2020-10-14 19:06:27,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ac823fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:06:27, skipping insertion in model container [2020-10-14 19:06:27,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:06:26" (2/3) ... [2020-10-14 19:06:27,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ac823fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:06:27, skipping insertion in model container [2020-10-14 19:06:27,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:06:27" (3/3) ... [2020-10-14 19:06:27,610 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label14.c [2020-10-14 19:06:27,622 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 19:06:27,631 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 19:06:27,646 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 19:06:27,673 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 19:06:27,673 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 19:06:27,673 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 19:06:27,673 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 19:06:27,674 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 19:06:27,674 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 19:06:27,674 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 19:06:27,674 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 19:06:27,698 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-10-14 19:06:27,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-14 19:06:27,712 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:06:27,713 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] [2020-10-14 19:06:27,714 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:06:27,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:06:27,721 INFO L82 PathProgramCache]: Analyzing trace with hash -871643495, now seen corresponding path program 1 times [2020-10-14 19:06:27,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:06:27,730 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1293553678] [2020-10-14 19:06:27,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:06:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:28,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:28,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:29,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:29,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-14 19:06:29,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:06:29,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1776 [2020-10-14 19:06:29,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:29,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:29,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 19:06:29,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:06:29,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-14 19:06:29,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 19:06:29,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:06:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:29,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:30,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:30,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:06:30,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:30,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 19:06:30,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:30,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:30,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:06:30,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:30,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:06:30,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:30,039 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 19:06:30,039 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1293553678] [2020-10-14 19:06:30,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 19:06:30,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 19:06:30,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440641398] [2020-10-14 19:06:30,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 19:06:30,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:06:30,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 19:06:30,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 19:06:30,067 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 4 states. [2020-10-14 19:06:31,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:06:31,595 INFO L93 Difference]: Finished difference Result 627 states and 1073 transitions. [2020-10-14 19:06:31,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:06:31,597 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 123 [2020-10-14 19:06:31,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:06:31,616 INFO L225 Difference]: With dead ends: 627 [2020-10-14 19:06:31,616 INFO L226 Difference]: Without dead ends: 327 [2020-10-14 19:06:31,624 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:06:31,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-10-14 19:06:31,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 319. [2020-10-14 19:06:31,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-10-14 19:06:31,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 480 transitions. [2020-10-14 19:06:31,723 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 480 transitions. Word has length 123 [2020-10-14 19:06:31,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:06:31,724 INFO L479 AbstractCegarLoop]: Abstraction has 319 states and 480 transitions. [2020-10-14 19:06:31,725 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 19:06:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 480 transitions. [2020-10-14 19:06:31,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-14 19:06:31,730 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:06:31,730 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 19:06:31,731 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 19:06:31,731 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:06:31,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:06:31,732 INFO L82 PathProgramCache]: Analyzing trace with hash 1925797076, now seen corresponding path program 1 times [2020-10-14 19:06:31,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:06:31,732 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [445714553] [2020-10-14 19:06:31,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:06:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:31,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:31,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:32,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:33,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:33,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:33,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-14 19:06:33,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:06:33,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1832 [2020-10-14 19:06:33,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:33,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:06:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 19:06:33,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 19:06:33,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:33,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:06:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:33,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:33,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:33,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:06:33,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:33,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 19:06:33,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:33,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:33,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:06:33,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:33,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:06:33,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:33,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:06:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:33,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:33,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:33,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 19:06:33,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:33,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 19:06:33,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:33,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:33,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:06:33,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:33,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 19:06:33,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:33,785 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:06:33,786 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [445714553] [2020-10-14 19:06:33,786 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:06:33,786 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:06:33,787 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998213237] [2020-10-14 19:06:33,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:06:33,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:06:33,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:06:33,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:06:33,790 INFO L87 Difference]: Start difference. First operand 319 states and 480 transitions. Second operand 5 states. [2020-10-14 19:06:35,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:06:35,041 INFO L93 Difference]: Finished difference Result 938 states and 1440 transitions. [2020-10-14 19:06:35,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:06:35,042 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2020-10-14 19:06:35,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:06:35,049 INFO L225 Difference]: With dead ends: 938 [2020-10-14 19:06:35,049 INFO L226 Difference]: Without dead ends: 625 [2020-10-14 19:06:35,051 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:06:35,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2020-10-14 19:06:35,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 613. [2020-10-14 19:06:35,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-10-14 19:06:35,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 813 transitions. [2020-10-14 19:06:35,090 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 813 transitions. Word has length 138 [2020-10-14 19:06:35,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:06:35,091 INFO L479 AbstractCegarLoop]: Abstraction has 613 states and 813 transitions. [2020-10-14 19:06:35,091 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:06:35,091 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 813 transitions. [2020-10-14 19:06:35,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-14 19:06:35,095 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:06:35,096 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 19:06:35,096 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 19:06:35,096 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:06:35,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:06:35,097 INFO L82 PathProgramCache]: Analyzing trace with hash -295293823, now seen corresponding path program 1 times [2020-10-14 19:06:35,097 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:06:35,097 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [311449954] [2020-10-14 19:06:35,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:06:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:35,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:35,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:35,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:36,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:36,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-14 19:06:36,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:06:36,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1094 [2020-10-14 19:06:36,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:36,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:36,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:06:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-14 19:06:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 19:06:36,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:36,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:06:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:36,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:36,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:36,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:06:36,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:36,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 19:06:36,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:36,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:36,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:06:36,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:36,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:06:36,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:36,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:06:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:36,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:36,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:36,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 19:06:36,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:36,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 19:06:36,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:36,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:06:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 19:06:36,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:36,413 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:06:36,414 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [311449954] [2020-10-14 19:06:36,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:06:36,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:06:36,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908734041] [2020-10-14 19:06:36,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:06:36,415 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:06:36,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:06:36,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:06:36,416 INFO L87 Difference]: Start difference. First operand 613 states and 813 transitions. Second operand 5 states. [2020-10-14 19:06:37,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:06:37,694 INFO L93 Difference]: Finished difference Result 1530 states and 2140 transitions. [2020-10-14 19:06:37,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:06:37,696 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 145 [2020-10-14 19:06:37,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:06:37,703 INFO L225 Difference]: With dead ends: 1530 [2020-10-14 19:06:37,703 INFO L226 Difference]: Without dead ends: 923 [2020-10-14 19:06:37,705 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:06:37,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2020-10-14 19:06:37,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 909. [2020-10-14 19:06:37,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 909 states. [2020-10-14 19:06:37,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 909 states and 1161 transitions. [2020-10-14 19:06:37,748 INFO L78 Accepts]: Start accepts. Automaton has 909 states and 1161 transitions. Word has length 145 [2020-10-14 19:06:37,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:06:37,749 INFO L479 AbstractCegarLoop]: Abstraction has 909 states and 1161 transitions. [2020-10-14 19:06:37,749 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:06:37,749 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1161 transitions. [2020-10-14 19:06:37,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-14 19:06:37,753 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:06:37,753 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:06:37,754 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 19:06:37,754 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:06:37,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:06:37,754 INFO L82 PathProgramCache]: Analyzing trace with hash -2124265719, now seen corresponding path program 1 times [2020-10-14 19:06:37,755 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:06:37,755 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2018863271] [2020-10-14 19:06:37,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:06:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:37,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:37,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:38,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:38,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:38,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-14 19:06:38,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:06:38,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1185 [2020-10-14 19:06:38,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:38,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:38,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:06:38,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-14 19:06:38,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 19:06:38,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 19:06:39,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:06:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:39,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:39,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:39,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:06:39,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:39,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 19:06:39,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:39,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:06:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:06:39,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:06:39,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:06:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:39,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:39,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:39,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 19:06:39,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:39,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 19:06:39,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:39,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:39,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:06:39,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:39,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 19:06:39,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:06:39,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2018863271] [2020-10-14 19:06:39,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:06:39,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:06:39,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119660474] [2020-10-14 19:06:39,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:06:39,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:06:39,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:06:39,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:06:39,181 INFO L87 Difference]: Start difference. First operand 909 states and 1161 transitions. Second operand 5 states. [2020-10-14 19:06:40,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:06:40,353 INFO L93 Difference]: Finished difference Result 2113 states and 2829 transitions. [2020-10-14 19:06:40,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:06:40,358 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2020-10-14 19:06:40,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:06:40,368 INFO L225 Difference]: With dead ends: 2113 [2020-10-14 19:06:40,368 INFO L226 Difference]: Without dead ends: 1210 [2020-10-14 19:06:40,371 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:06:40,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1210 states. [2020-10-14 19:06:40,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1210 to 1058. [2020-10-14 19:06:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1058 states. [2020-10-14 19:06:40,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1333 transitions. [2020-10-14 19:06:40,435 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1333 transitions. Word has length 149 [2020-10-14 19:06:40,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:06:40,436 INFO L479 AbstractCegarLoop]: Abstraction has 1058 states and 1333 transitions. [2020-10-14 19:06:40,436 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:06:40,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1333 transitions. [2020-10-14 19:06:40,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-14 19:06:40,442 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:06:40,442 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:06:40,442 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 19:06:40,442 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:06:40,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:06:40,443 INFO L82 PathProgramCache]: Analyzing trace with hash -1399604522, now seen corresponding path program 1 times [2020-10-14 19:06:40,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:06:40,443 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1499319484] [2020-10-14 19:06:40,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:06:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:40,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:40,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:40,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:40,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:43,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:44,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:44,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:45,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:45,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-14 19:06:45,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 19:06:45,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-14 19:06:45,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:45,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 19:06:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 19:06:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-14 19:06:45,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:45,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:06:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:45,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:45,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:45,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:06:45,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:45,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 19:06:45,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:45,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:45,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:06:45,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:45,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:06:45,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:45,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:06:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:45,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:45,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:45,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 19:06:45,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:45,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 19:06:45,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:45,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:45,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:06:45,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:45,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 19:06:45,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:45,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 19:06:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:45,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:45,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:45,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:45,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 19:06:45,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:06:45,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-14 19:06:45,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:45,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:45,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:06:45,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:06:45,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-14 19:06:45,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-14 19:06:45,772 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1499319484] [2020-10-14 19:06:45,773 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:06:45,773 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 19:06:45,773 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703894595] [2020-10-14 19:06:45,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 19:06:45,774 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:06:45,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 19:06:45,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:06:45,775 INFO L87 Difference]: Start difference. First operand 1058 states and 1333 transitions. Second operand 6 states. [2020-10-14 19:06:47,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:06:47,166 INFO L93 Difference]: Finished difference Result 2420 states and 3184 transitions. [2020-10-14 19:06:47,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 19:06:47,166 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 174 [2020-10-14 19:06:47,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:06:47,174 INFO L225 Difference]: With dead ends: 2420 [2020-10-14 19:06:47,174 INFO L226 Difference]: Without dead ends: 1368 [2020-10-14 19:06:47,177 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 19:06:47,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1368 states. [2020-10-14 19:06:47,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1368 to 1356. [2020-10-14 19:06:47,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1356 states. [2020-10-14 19:06:47,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1356 states and 1717 transitions. [2020-10-14 19:06:47,221 INFO L78 Accepts]: Start accepts. Automaton has 1356 states and 1717 transitions. Word has length 174 [2020-10-14 19:06:47,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:06:47,222 INFO L479 AbstractCegarLoop]: Abstraction has 1356 states and 1717 transitions. [2020-10-14 19:06:47,222 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 19:06:47,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1717 transitions. [2020-10-14 19:06:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-14 19:06:47,228 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:06:47,228 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:06:47,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 19:06:47,228 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:06:47,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:06:47,229 INFO L82 PathProgramCache]: Analyzing trace with hash 869514523, now seen corresponding path program 1 times [2020-10-14 19:06:47,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:06:47,229 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1353709440] [2020-10-14 19:06:47,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:06:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:47,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:47,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:47,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:47,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:48,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:50,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:51,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:52,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:52,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-14 19:06:52,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 19:06:52,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 19:06:52,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:52,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:52,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 19:06:52,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 19:06:52,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 154 [2020-10-14 19:06:52,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:52,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:06:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:52,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:52,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:52,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:06:52,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:52,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 19:06:52,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:52,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:52,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:06:52,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:52,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:06:52,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:06:52,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:06:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:52,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:52,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:52,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 19:06:52,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:52,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 19:06:52,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:52,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:52,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:06:52,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:52,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:06:52,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:06:52,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 19:06:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:52,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:52,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:52,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 19:06:52,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:52,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 19:06:52,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:52,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:52,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:06:52,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:52,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 19:06:52,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:06:52,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 19:06:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:52,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:52,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:52,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:52,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 19:06:52,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:06:52,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-14 19:06:52,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:52,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:52,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:06:52,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:06:52,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-14 19:06:52,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:06:52,735 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-14 19:06:52,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1353709440] [2020-10-14 19:06:52,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:06:52,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 19:06:52,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60972028] [2020-10-14 19:06:52,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 19:06:52,739 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:06:52,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 19:06:52,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 19:06:52,740 INFO L87 Difference]: Start difference. First operand 1356 states and 1717 transitions. Second operand 7 states. [2020-10-14 19:06:54,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:06:54,175 INFO L93 Difference]: Finished difference Result 3616 states and 4657 transitions. [2020-10-14 19:06:54,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 19:06:54,176 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 182 [2020-10-14 19:06:54,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:06:54,185 INFO L225 Difference]: With dead ends: 3616 [2020-10-14 19:06:54,186 INFO L226 Difference]: Without dead ends: 1966 [2020-10-14 19:06:54,190 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-14 19:06:54,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1966 states. [2020-10-14 19:06:54,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1966 to 1812. [2020-10-14 19:06:54,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1812 states. [2020-10-14 19:06:54,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1812 states and 2205 transitions. [2020-10-14 19:06:54,256 INFO L78 Accepts]: Start accepts. Automaton has 1812 states and 2205 transitions. Word has length 182 [2020-10-14 19:06:54,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:06:54,256 INFO L479 AbstractCegarLoop]: Abstraction has 1812 states and 2205 transitions. [2020-10-14 19:06:54,256 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 19:06:54,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2205 transitions. [2020-10-14 19:06:54,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-10-14 19:06:54,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:06:54,264 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:06:54,265 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 19:06:54,265 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:06:54,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:06:54,265 INFO L82 PathProgramCache]: Analyzing trace with hash -307383145, now seen corresponding path program 1 times [2020-10-14 19:06:54,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:06:54,266 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1689350577] [2020-10-14 19:06:54,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:06:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:54,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:54,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:54,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:55,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:55,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:55,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-14 19:06:55,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:06:55,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1129 [2020-10-14 19:06:55,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:55,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:55,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 19:06:55,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:06:55,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-14 19:06:55,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:06:55,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:06:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:55,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:55,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:55,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:06:55,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:06:55,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 19:06:55,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:55,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:06:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:06:55,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:06:55,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:06:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:55,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:55,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:55,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:06:55,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 19:06:55,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:06:55,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-14 19:06:55,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:06:55,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:06:55,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 19:06:55,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:06:55,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-14 19:06:55,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:06:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:06:55,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1689350577] [2020-10-14 19:06:55,760 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:06:55,760 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 19:06:55,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486513206] [2020-10-14 19:06:55,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 19:06:55,762 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:06:55,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 19:06:55,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:06:55,762 INFO L87 Difference]: Start difference. First operand 1812 states and 2205 transitions. Second operand 6 states. [2020-10-14 19:06:56,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:06:56,901 INFO L93 Difference]: Finished difference Result 3728 states and 4618 transitions. [2020-10-14 19:06:56,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 19:06:56,902 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 181 [2020-10-14 19:06:56,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:06:56,912 INFO L225 Difference]: With dead ends: 3728 [2020-10-14 19:06:56,912 INFO L226 Difference]: Without dead ends: 1820 [2020-10-14 19:06:56,920 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 19:06:56,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1820 states. [2020-10-14 19:06:56,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1820 to 1810. [2020-10-14 19:06:56,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1810 states. [2020-10-14 19:06:56,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1810 states and 2193 transitions. [2020-10-14 19:06:56,977 INFO L78 Accepts]: Start accepts. Automaton has 1810 states and 2193 transitions. Word has length 181 [2020-10-14 19:06:56,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:06:56,977 INFO L479 AbstractCegarLoop]: Abstraction has 1810 states and 2193 transitions. [2020-10-14 19:06:56,977 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 19:06:56,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2193 transitions. [2020-10-14 19:06:56,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-14 19:06:56,985 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:06:56,985 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 19:06:56,985 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 19:06:56,985 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:06:56,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:06:56,986 INFO L82 PathProgramCache]: Analyzing trace with hash 175298839, now seen corresponding path program 1 times [2020-10-14 19:06:56,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:06:56,986 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [682913248] [2020-10-14 19:06:56,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:06:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:06:57,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:57,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:57,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:06:57,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:07:00,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:07:02,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:07:02,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-14 19:07:02,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 19:07:02,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 19:07:02,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:07:02,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:07:02,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:07:02,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 111 [2020-10-14 19:07:02,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 19:07:02,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:07:02,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:07:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:07:02,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:07:02,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:07:02,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:07:02,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:07:02,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 19:07:02,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:07:02,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:07:02,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:07:02,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:07:02,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:07:02,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:07:02,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:07:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:07:02,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:07:02,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:07:02,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 19:07:02,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:07:02,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 19:07:02,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:07:02,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:07:02,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:07:02,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:07:02,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:07:02,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:07:02,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 19:07:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:07:02,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:07:02,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:07:02,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 19:07:02,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:07:02,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 19:07:02,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:07:02,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:07:02,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:07:02,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:07:02,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:07:02,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:07:02,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 19:07:02,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:07:02,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:07:02,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:07:02,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 19:07:02,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:07:02,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 19:07:02,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:07:02,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:07:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:07:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:07:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 19:07:02,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:07:02,282 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 91 proven. 3 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2020-10-14 19:07:02,282 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [682913248] [2020-10-14 19:07:02,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:07:02,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:07:02,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657808173] [2020-10-14 19:07:02,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:07:02,284 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:07:02,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:07:02,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:07:02,284 INFO L87 Difference]: Start difference. First operand 1810 states and 2193 transitions. Second operand 5 states. [2020-10-14 19:07:03,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:07:03,429 INFO L93 Difference]: Finished difference Result 4649 states and 5707 transitions. [2020-10-14 19:07:03,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:07:03,431 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 220 [2020-10-14 19:07:03,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:07:03,431 INFO L225 Difference]: With dead ends: 4649 [2020-10-14 19:07:03,431 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 19:07:03,441 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:07:03,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 19:07:03,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 19:07:03,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 19:07:03,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 19:07:03,442 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 220 [2020-10-14 19:07:03,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:07:03,442 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 19:07:03,442 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:07:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 19:07:03,442 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 19:07:03,443 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 19:07:03,445 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 19:07:03,771 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 36 [2020-10-14 19:07:03,896 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 36 [2020-10-14 19:07:04,484 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 72 [2020-10-14 19:07:04,698 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:07:04,699 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-10-14 19:07:04,699 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:07:04,699 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,699 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,699 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,699 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,699 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,700 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-10-14 19:07:04,700 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-10-14 19:07:04,700 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-10-14 19:07:04,700 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-14 19:07:04,700 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-14 19:07:04,700 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-10-14 19:07:04,700 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-14 19:07:04,700 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-10-14 19:07:04,701 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-10-14 19:07:04,701 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-10-14 19:07:04,701 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-10-14 19:07:04,701 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-10-14 19:07:04,701 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-10-14 19:07:04,701 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,701 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,701 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,701 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-10-14 19:07:04,702 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-10-14 19:07:04,703 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-10-14 19:07:04,703 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-10-14 19:07:04,703 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-10-14 19:07:04,703 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-10-14 19:07:04,703 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-10-14 19:07:04,703 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-10-14 19:07:04,703 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-10-14 19:07:04,703 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,704 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,704 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,704 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,704 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,704 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2020-10-14 19:07:04,704 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-10-14 19:07:04,704 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-10-14 19:07:04,704 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-10-14 19:07:04,705 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-14 19:07:04,705 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-14 19:07:04,705 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-10-14 19:07:04,705 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-14 19:07:04,705 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-14 19:07:04,705 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-10-14 19:07:04,705 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-10-14 19:07:04,705 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-10-14 19:07:04,705 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-14 19:07:04,706 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-14 19:07:04,707 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-14 19:07:04,707 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-10-14 19:07:04,707 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-10-14 19:07:04,707 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-10-14 19:07:04,707 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-10-14 19:07:04,707 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-10-14 19:07:04,707 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-10-14 19:07:04,707 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,708 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,708 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,708 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,708 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,708 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-10-14 19:07:04,708 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-14 19:07:04,708 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-14 19:07:04,708 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-10-14 19:07:04,709 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-14 19:07:04,709 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-14 19:07:04,709 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-10-14 19:07:04,709 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-10-14 19:07:04,709 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-10-14 19:07:04,709 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-10-14 19:07:04,709 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-10-14 19:07:04,709 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-10-14 19:07:04,709 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-10-14 19:07:04,710 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-10-14 19:07:04,710 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-10-14 19:07:04,710 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-10-14 19:07:04,710 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,710 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,710 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,710 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,710 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-10-14 19:07:04,710 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,711 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-10-14 19:07:04,711 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,711 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-10-14 19:07:04,711 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-10-14 19:07:04,711 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-10-14 19:07:04,711 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,711 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,711 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-14 19:07:04,711 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-10-14 19:07:04,712 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,713 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,713 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,713 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,713 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,713 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,713 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-10-14 19:07:04,713 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-14 19:07:04,713 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-14 19:07:04,713 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-14 19:07:04,714 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-14 19:07:04,714 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-14 19:07:04,714 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-14 19:07:04,714 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-10-14 19:07:04,714 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-10-14 19:07:04,714 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-10-14 19:07:04,714 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-10-14 19:07:04,714 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,715 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,715 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,715 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,715 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,715 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,715 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-10-14 19:07:04,715 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-10-14 19:07:04,715 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-10-14 19:07:04,715 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-10-14 19:07:04,716 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-10-14 19:07:04,717 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,717 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,717 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,717 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse2 (= ~a28~0 |old(~a28~0)|)) (.cse3 (= ~a17~0 |old(~a17~0)|)) (.cse4 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a25~0 |old(~a25~0)|)) (.cse5 (= ~a19~0 |old(~a19~0)|))) (let ((.cse0 (and .cse2 .cse3 .cse4 .cse8 .cse5)) (.cse9 (not (<= |old(~a19~0)| 1))) (.cse7 (not (= 10 |old(~a28~0)|))) (.cse6 (and .cse3 .cse4 .cse8 .cse5 (= ~a28~0 10))) (.cse10 (not (<= 1 |old(~a19~0)|))) (.cse1 (not (= ~a21~0 1)))) (and (or (not (<= 8 |old(~a17~0)|)) .cse0 .cse1) (or (not (= |old(~a25~0)| 1)) (and .cse2 .cse3 .cse4 (= ~a25~0 1) .cse5) .cse1) (or .cse6 .cse7 .cse1) (or .cse1 (and .cse3 .cse4 .cse8 (= 7 ~a28~0) .cse5) (not (= 7 |old(~a28~0)|))) (or .cse9 .cse0 .cse10 (not (<= 11 |old(~a28~0)|)) .cse1) (or .cse9 .cse10 (and .cse3 .cse4 .cse8 (= ~a28~0 8) .cse5) .cse1 (not (= 8 |old(~a28~0)|))) (or .cse9 .cse7 .cse6 .cse10) (or (not (= 7 |old(~a17~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 0 |old(~a19~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 9 |old(~a28~0)|)) .cse1 (and (= 7 ~a17~0) .cse4 .cse8 (= ~a28~0 9) .cse5))))) [2020-10-14 19:07:04,718 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,718 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,718 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,718 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-10-14 19:07:04,718 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-10-14 19:07:04,718 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-10-14 19:07:04,718 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-14 19:07:04,718 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-14 19:07:04,719 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-14 19:07:04,719 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-14 19:07:04,719 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-14 19:07:04,719 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-14 19:07:04,719 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-10-14 19:07:04,719 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-10-14 19:07:04,719 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-10-14 19:07:04,719 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-10-14 19:07:04,719 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,720 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,720 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,720 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,720 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,720 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,720 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-10-14 19:07:04,720 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-10-14 19:07:04,720 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-14 19:07:04,720 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-10-14 19:07:04,721 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-10-14 19:07:04,722 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-10-14 19:07:04,722 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-10-14 19:07:04,722 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,722 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,722 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,722 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,722 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 19:07:04,722 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-10-14 19:07:04,723 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-10-14 19:07:04,723 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-10-14 19:07:04,723 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-10-14 19:07:04,723 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-10-14 19:07:04,723 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-14 19:07:04,723 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-14 19:07:04,723 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-14 19:07:04,723 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-14 19:07:04,723 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-14 19:07:04,724 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-10-14 19:07:04,724 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-10-14 19:07:04,724 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-10-14 19:07:04,724 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-10-14 19:07:04,724 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-10-14 19:07:04,724 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-10-14 19:07:04,724 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-10-14 19:07:04,724 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-10-14 19:07:04,724 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-10-14 19:07:04,725 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:07:04,725 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a21~0 1) (<= 8 ~a17~0) (= 7 ~a28~0) (<= ~a19~0 1) (<= 1 ~a19~0)) [2020-10-14 19:07:04,725 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 19:07:04,725 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:07:04,725 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (not (<= 1 |old(~a19~0)|)) (not (= ~a21~0 1)) (and (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= 7 ~a28~0) (= ~a19~0 |old(~a19~0)|)) (not (= 7 |old(~a28~0)|))) [2020-10-14 19:07:04,725 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 1)) (.cse1 (<= 1 ~a19~0))) (or (not (<= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (and .cse0 (= ~a28~0 8) .cse1) (not (<= 1 |old(~a19~0)|)) (<= 8 ~a17~0) (= 7 ~a28~0) (= ~a25~0 1) (not (= ~a21~0 1)) (and (= ~a19~0 0) (= 7 ~a17~0) (= ~a25~0 0) (= ~a11~0 0) (= ~a28~0 9)) (not (= 7 |old(~a28~0)|)) (= ~a28~0 10) (and (<= 11 ~a28~0) .cse0 .cse1))) [2020-10-14 19:07:04,726 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-10-14 19:07:04,726 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-10-14 19:07:04,726 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 1)) (.cse1 (<= 1 ~a19~0))) (or (not (<= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (and .cse0 (= ~a28~0 8) .cse1) (not (<= 1 |old(~a19~0)|)) (<= 8 ~a17~0) (= 7 ~a28~0) (= ~a25~0 1) (not (= ~a21~0 1)) (and (= ~a19~0 0) (= 7 ~a17~0) (= ~a25~0 0) (= ~a11~0 0) (= ~a28~0 9)) (not (= 7 |old(~a28~0)|)) (= ~a28~0 10) (and (<= 11 ~a28~0) .cse0 .cse1))) [2020-10-14 19:07:04,726 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-10-14 19:07:04,726 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-10-14 19:07:04,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:07:04 BoogieIcfgContainer [2020-10-14 19:07:04,748 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 19:07:04,750 INFO L168 Benchmark]: Toolchain (without parser) took 39230.75 ms. Allocated memory was 147.8 MB in the beginning and 831.0 MB in the end (delta: 683.1 MB). Free memory was 102.6 MB in the beginning and 236.2 MB in the end (delta: -133.6 MB). Peak memory consumption was 549.5 MB. Max. memory is 7.1 GB. [2020-10-14 19:07:04,751 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-14 19:07:04,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 792.99 ms. Allocated memory was 147.8 MB in the beginning and 206.6 MB in the end (delta: 58.7 MB). Free memory was 102.2 MB in the beginning and 171.2 MB in the end (delta: -69.1 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2020-10-14 19:07:04,753 INFO L168 Benchmark]: Boogie Preprocessor took 116.29 ms. Allocated memory is still 206.6 MB. Free memory was 171.2 MB in the beginning and 166.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-10-14 19:07:04,754 INFO L168 Benchmark]: RCFGBuilder took 1171.12 ms. Allocated memory was 206.6 MB in the beginning and 237.0 MB in the end (delta: 30.4 MB). Free memory was 166.3 MB in the beginning and 176.1 MB in the end (delta: -9.8 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. [2020-10-14 19:07:04,755 INFO L168 Benchmark]: TraceAbstraction took 37145.56 ms. Allocated memory was 237.0 MB in the beginning and 831.0 MB in the end (delta: 594.0 MB). Free memory was 174.5 MB in the beginning and 236.2 MB in the end (delta: -61.8 MB). Peak memory consumption was 532.3 MB. Max. memory is 7.1 GB. [2020-10-14 19:07:04,759 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 792.99 ms. Allocated memory was 147.8 MB in the beginning and 206.6 MB in the end (delta: 58.7 MB). Free memory was 102.2 MB in the beginning and 171.2 MB in the end (delta: -69.1 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.29 ms. Allocated memory is still 206.6 MB. Free memory was 171.2 MB in the beginning and 166.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1171.12 ms. Allocated memory was 206.6 MB in the beginning and 237.0 MB in the end (delta: 30.4 MB). Free memory was 166.3 MB in the beginning and 176.1 MB in the end (delta: -9.8 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 37145.56 ms. Allocated memory was 237.0 MB in the beginning and 831.0 MB in the end (delta: 594.0 MB). Free memory was 174.5 MB in the beginning and 236.2 MB in the end (delta: -61.8 MB). Peak memory consumption was 532.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((!(\old(a19) <= 1) || !(8 <= \old(a17))) || ((a19 <= 1 && a28 == 8) && 1 <= a19)) || !(1 <= \old(a19))) || 8 <= a17) || 7 == a28) || a25 == 1) || !(a21 == 1)) || ((((a19 == 0 && 7 == a17) && a25 == 0) && a11 == 0) && a28 == 9)) || !(7 == \old(a28))) || a28 == 10) || ((11 <= a28 && a19 <= 1) && 1 <= a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 35.7s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 10.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 316 SDtfs, 2405 SDslu, 325 SDs, 0 SdLazy, 5968 SolverSat, 964 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 64 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1812occurred in iteration=6, 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, 8 MinimizatonAttempts, 362 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 82 PreInvPairs, 128 NumberOfFragments, 481 HoareAnnotationTreeSize, 82 FomulaSimplifications, 60707 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1699 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 23.8s InterpolantComputationTime, 1312 NumberOfCodeBlocks, 1312 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1304 ConstructedInterpolants, 0 QuantifiedInterpolants, 1077383 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 394/433 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...