/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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/Problem01_label12.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 00:42:12,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 00:42:12,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 00:42:12,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 00:42:12,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 00:42:12,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 00:42:12,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 00:42:12,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 00:42:12,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 00:42:12,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 00:42:12,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 00:42:12,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 00:42:12,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 00:42:12,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 00:42:12,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 00:42:12,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 00:42:12,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 00:42:12,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 00:42:12,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 00:42:12,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 00:42:12,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 00:42:12,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 00:42:12,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 00:42:12,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 00:42:12,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 00:42:12,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 00:42:12,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 00:42:12,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 00:42:12,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 00:42:12,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 00:42:12,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 00:42:12,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 00:42:12,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 00:42:12,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 00:42:12,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 00:42:12,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 00:42:12,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 00:42:12,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 00:42:12,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 00:42:12,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 00:42:12,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 00:42:12,872 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 00:42:12,917 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 00:42:12,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 00:42:12,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 00:42:12,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 00:42:12,921 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 00:42:12,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 00:42:12,921 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 00:42:12,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 00:42:12,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 00:42:12,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 00:42:12,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 00:42:12,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 00:42:12,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 00:42:12,923 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 00:42:12,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 00:42:12,923 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 00:42:12,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 00:42:12,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 00:42:12,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 00:42:12,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 00:42:12,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 00:42:12,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 00:42:12,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 00:42:12,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 00:42:12,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 00:42:12,926 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 00:42:12,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 00:42:12,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 00:42:12,927 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 00:42:12,927 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 00:42:13,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 00:42:13,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 00:42:13,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 00:42:13,277 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 00:42:13,278 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 00:42:13,279 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label12.c [2020-10-14 00:42:13,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4dbac4243/ab7f0724191648b3b7f333de3311423a/FLAG7b95e4ba3 [2020-10-14 00:42:13,893 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 00:42:13,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem01_label12.c [2020-10-14 00:42:13,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4dbac4243/ab7f0724191648b3b7f333de3311423a/FLAG7b95e4ba3 [2020-10-14 00:42:14,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4dbac4243/ab7f0724191648b3b7f333de3311423a [2020-10-14 00:42:14,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 00:42:14,215 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 00:42:14,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 00:42:14,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 00:42:14,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 00:42:14,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:42:14" (1/1) ... [2020-10-14 00:42:14,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@783e84ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14, skipping insertion in model container [2020-10-14 00:42:14,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:42:14" (1/1) ... [2020-10-14 00:42:14,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 00:42:14,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 00:42:14,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 00:42:14,815 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 00:42:14,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 00:42:14,937 INFO L208 MainTranslator]: Completed translation [2020-10-14 00:42:14,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14 WrapperNode [2020-10-14 00:42:14,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 00:42:14,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 00:42:14,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 00:42:14,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 00:42:14,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14" (1/1) ... [2020-10-14 00:42:14,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14" (1/1) ... [2020-10-14 00:42:14,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14" (1/1) ... [2020-10-14 00:42:14,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14" (1/1) ... [2020-10-14 00:42:15,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14" (1/1) ... [2020-10-14 00:42:15,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14" (1/1) ... [2020-10-14 00:42:15,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14" (1/1) ... [2020-10-14 00:42:15,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 00:42:15,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 00:42:15,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 00:42:15,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 00:42:15,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14" (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 00:42:15,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 00:42:15,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 00:42:15,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 00:42:15,125 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 00:42:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 00:42:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 00:42:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 00:42:15,126 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 00:42:15,126 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 00:42:15,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 00:42:15,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 00:42:16,273 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 00:42:16,274 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 00:42:16,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:42:16 BoogieIcfgContainer [2020-10-14 00:42:16,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 00:42:16,282 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 00:42:16,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 00:42:16,285 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 00:42:16,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:42:14" (1/3) ... [2020-10-14 00:42:16,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5401da56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:42:16, skipping insertion in model container [2020-10-14 00:42:16,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:42:14" (2/3) ... [2020-10-14 00:42:16,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5401da56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:42:16, skipping insertion in model container [2020-10-14 00:42:16,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:42:16" (3/3) ... [2020-10-14 00:42:16,289 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label12.c [2020-10-14 00:42:16,300 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 00:42:16,308 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 00:42:16,325 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 00:42:16,354 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 00:42:16,355 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 00:42:16,355 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 00:42:16,355 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 00:42:16,355 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 00:42:16,356 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 00:42:16,356 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 00:42:16,356 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 00:42:16,381 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-10-14 00:42:16,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-14 00:42:16,396 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:42:16,397 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:42:16,397 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:42:16,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:42:16,404 INFO L82 PathProgramCache]: Analyzing trace with hash 857451654, now seen corresponding path program 1 times [2020-10-14 00:42:16,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:42:16,417 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [908143884] [2020-10-14 00:42:16,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:42:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:16,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:17,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:18,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:18,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-14 00:42:18,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 00:42:18,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1580 [2020-10-14 00:42:18,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:18,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:18,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 00:42:18,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 00:42:18,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-14 00:42:18,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 00:42:18,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:42:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:18,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:18,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:18,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:42:18,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:42:18,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 00:42:18,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:18,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:18,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:42:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:42:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 00:42:18,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:42:18,561 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 00:42:18,562 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [908143884] [2020-10-14 00:42:18,565 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 00:42:18,565 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 00:42:18,566 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454107257] [2020-10-14 00:42:18,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 00:42:18,573 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:42:18,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 00:42:18,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 00:42:18,590 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 4 states. [2020-10-14 00:42:19,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:42:19,961 INFO L93 Difference]: Finished difference Result 582 states and 980 transitions. [2020-10-14 00:42:19,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:42:19,963 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2020-10-14 00:42:19,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:42:19,982 INFO L225 Difference]: With dead ends: 582 [2020-10-14 00:42:19,983 INFO L226 Difference]: Without dead ends: 286 [2020-10-14 00:42:19,990 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 00:42:20,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-10-14 00:42:20,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 282. [2020-10-14 00:42:20,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-10-14 00:42:20,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 398 transitions. [2020-10-14 00:42:20,071 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 398 transitions. Word has length 126 [2020-10-14 00:42:20,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:42:20,072 INFO L479 AbstractCegarLoop]: Abstraction has 282 states and 398 transitions. [2020-10-14 00:42:20,072 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 00:42:20,072 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2020-10-14 00:42:20,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-14 00:42:20,077 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:42:20,077 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:42:20,078 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 00:42:20,078 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:42:20,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:42:20,078 INFO L82 PathProgramCache]: Analyzing trace with hash 675086301, now seen corresponding path program 1 times [2020-10-14 00:42:20,079 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:42:20,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [602390038] [2020-10-14 00:42:20,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:42:20,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:20,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:20,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:20,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:21,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:21,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-14 00:42:21,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:42:21,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1158 [2020-10-14 00:42:21,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:21,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:21,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:42:21,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 00:42:21,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-14 00:42:21,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:42:21,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:42:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:21,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:21,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:21,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:42:21,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:42:21,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 00:42:21,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:21,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:21,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:42:21,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:42:21,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:42:21,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:42:21,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:42:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:21,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:21,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:21,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 00:42:21,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:42:21,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 00:42:21,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:21,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:21,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:42:21,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:42:21,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 00:42:21,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:42:21,459 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:42:21,459 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [602390038] [2020-10-14 00:42:21,460 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:42:21,460 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:42:21,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330244963] [2020-10-14 00:42:21,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:42:21,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:42:21,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:42:21,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:42:21,463 INFO L87 Difference]: Start difference. First operand 282 states and 398 transitions. Second operand 5 states. [2020-10-14 00:42:22,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:42:22,604 INFO L93 Difference]: Finished difference Result 836 states and 1204 transitions. [2020-10-14 00:42:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:42:22,606 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2020-10-14 00:42:22,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:42:22,614 INFO L225 Difference]: With dead ends: 836 [2020-10-14 00:42:22,614 INFO L226 Difference]: Without dead ends: 560 [2020-10-14 00:42:22,616 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:42:22,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-10-14 00:42:22,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 556. [2020-10-14 00:42:22,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2020-10-14 00:42:22,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 742 transitions. [2020-10-14 00:42:22,657 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 742 transitions. Word has length 136 [2020-10-14 00:42:22,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:42:22,658 INFO L479 AbstractCegarLoop]: Abstraction has 556 states and 742 transitions. [2020-10-14 00:42:22,658 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:42:22,658 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 742 transitions. [2020-10-14 00:42:22,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-14 00:42:22,663 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:42:22,664 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, 1, 1, 1] [2020-10-14 00:42:22,664 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 00:42:22,664 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:42:22,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:42:22,665 INFO L82 PathProgramCache]: Analyzing trace with hash 613109527, now seen corresponding path program 1 times [2020-10-14 00:42:22,665 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:42:22,665 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484149461] [2020-10-14 00:42:22,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:42:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:22,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:22,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:23,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:26,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:26,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 00:42:26,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:42:26,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3932 [2020-10-14 00:42:26,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:26,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:26,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:42:26,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 00:42:26,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-14 00:42:26,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:42:26,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:42:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:26,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:26,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:26,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:42:26,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:42:26,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:42:26,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:26,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:26,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:42:26,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:42:26,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:42:26,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:42:26,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:42:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:26,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:26,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:26,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 00:42:26,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:42:26,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 00:42:26,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:26,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:26,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:42:26,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:42:26,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 00:42:26,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:42:26,909 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 00:42:26,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484149461] [2020-10-14 00:42:26,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:42:26,910 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 00:42:26,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399257258] [2020-10-14 00:42:26,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 00:42:26,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:42:26,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 00:42:26,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:42:26,913 INFO L87 Difference]: Start difference. First operand 556 states and 742 transitions. Second operand 6 states. [2020-10-14 00:42:28,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:42:28,642 INFO L93 Difference]: Finished difference Result 2206 states and 3021 transitions. [2020-10-14 00:42:28,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 00:42:28,643 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 141 [2020-10-14 00:42:28,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:42:28,660 INFO L225 Difference]: With dead ends: 2206 [2020-10-14 00:42:28,660 INFO L226 Difference]: Without dead ends: 1656 [2020-10-14 00:42:28,662 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 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 00:42:28,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1656 states. [2020-10-14 00:42:28,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1656 to 1110. [2020-10-14 00:42:28,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1110 states. [2020-10-14 00:42:28,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 1110 states and 1451 transitions. [2020-10-14 00:42:28,775 INFO L78 Accepts]: Start accepts. Automaton has 1110 states and 1451 transitions. Word has length 141 [2020-10-14 00:42:28,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:42:28,776 INFO L479 AbstractCegarLoop]: Abstraction has 1110 states and 1451 transitions. [2020-10-14 00:42:28,776 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 00:42:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1451 transitions. [2020-10-14 00:42:28,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-14 00:42:28,793 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:42:28,795 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:42:28,796 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 00:42:28,796 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:42:28,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:42:28,797 INFO L82 PathProgramCache]: Analyzing trace with hash -20511571, now seen corresponding path program 1 times [2020-10-14 00:42:28,797 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:42:28,798 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [867302982] [2020-10-14 00:42:28,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:42:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:28,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:28,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:29,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:30,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:30,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 170 [2020-10-14 00:42:30,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:42:30,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1398 [2020-10-14 00:42:30,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:30,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:30,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:42:30,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-14 00:42:30,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-14 00:42:30,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-14 00:42:30,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:42:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:30,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:30,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:30,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:42:30,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:42:30,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:42:30,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:30,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:42:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:42:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:42:30,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:42:30,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:42:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:42:30,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:42:30,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:42:30,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 00:42:30,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:42:30,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 00:42:30,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:42:30,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:42:30,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:42:30,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:42:30,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-14 00:42:30,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:42:30,475 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 30 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:42:30,476 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [867302982] [2020-10-14 00:42:30,477 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:42:30,477 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:42:30,477 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056163178] [2020-10-14 00:42:30,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:42:30,478 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:42:30,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:42:30,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:42:30,479 INFO L87 Difference]: Start difference. First operand 1110 states and 1451 transitions. Second operand 5 states. [2020-10-14 00:42:31,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:42:31,956 INFO L93 Difference]: Finished difference Result 3177 states and 4218 transitions. [2020-10-14 00:42:31,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:42:31,958 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2020-10-14 00:42:31,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:42:31,958 INFO L225 Difference]: With dead ends: 3177 [2020-10-14 00:42:31,959 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 00:42:31,964 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:42:31,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 00:42:31,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 00:42:31,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 00:42:31,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 00:42:31,966 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2020-10-14 00:42:31,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:42:31,967 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 00:42:31,967 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:42:31,967 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 00:42:31,968 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 00:42:31,968 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 00:42:31,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 00:42:32,711 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 36 [2020-10-14 00:42:32,792 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 00:42:32,793 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~z~0 |old(~z~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= ~a7~0 |old(~a7~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~a16~0 |old(~a16~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-14 00:42:32,793 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 00:42:32,793 INFO L268 CegarLoopResult]: For program point L333(lines 333 390) no Hoare annotation was computed. [2020-10-14 00:42:32,793 INFO L268 CegarLoopResult]: For program point L102(lines 102 390) no Hoare annotation was computed. [2020-10-14 00:42:32,793 INFO L268 CegarLoopResult]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,793 INFO L268 CegarLoopResult]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,794 INFO L268 CegarLoopResult]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,794 INFO L268 CegarLoopResult]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,794 INFO L268 CegarLoopResult]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,794 INFO L268 CegarLoopResult]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,794 INFO L268 CegarLoopResult]: For program point L268(lines 268 390) no Hoare annotation was computed. [2020-10-14 00:42:32,794 INFO L268 CegarLoopResult]: For program point L136(lines 136 390) no Hoare annotation was computed. [2020-10-14 00:42:32,794 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-10-14 00:42:32,794 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-14 00:42:32,794 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-10-14 00:42:32,795 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-10-14 00:42:32,795 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-10-14 00:42:32,795 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-10-14 00:42:32,796 INFO L268 CegarLoopResult]: For program point L203(lines 203 390) no Hoare annotation was computed. [2020-10-14 00:42:32,796 INFO L268 CegarLoopResult]: For program point L72(lines 72 390) no Hoare annotation was computed. [2020-10-14 00:42:32,796 INFO L268 CegarLoopResult]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,796 INFO L268 CegarLoopResult]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,797 INFO L268 CegarLoopResult]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,797 INFO L268 CegarLoopResult]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,797 INFO L268 CegarLoopResult]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,797 INFO L268 CegarLoopResult]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,797 INFO L268 CegarLoopResult]: For program point L337(lines 337 390) no Hoare annotation was computed. [2020-10-14 00:42:32,797 INFO L268 CegarLoopResult]: For program point L238(lines 238 390) no Hoare annotation was computed. [2020-10-14 00:42:32,797 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-10-14 00:42:32,797 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-14 00:42:32,798 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-10-14 00:42:32,798 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-10-14 00:42:32,798 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-10-14 00:42:32,798 INFO L268 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2020-10-14 00:42:32,798 INFO L268 CegarLoopResult]: For program point L173(lines 173 390) no Hoare annotation was computed. [2020-10-14 00:42:32,798 INFO L268 CegarLoopResult]: For program point L140(lines 140 390) no Hoare annotation was computed. [2020-10-14 00:42:32,798 INFO L268 CegarLoopResult]: For program point L372(lines 372 390) no Hoare annotation was computed. [2020-10-14 00:42:32,799 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2020-10-14 00:42:32,799 INFO L268 CegarLoopResult]: For program point L306(lines 306 390) no Hoare annotation was computed. [2020-10-14 00:42:32,799 INFO L268 CegarLoopResult]: For program point L273(lines 273 390) no Hoare annotation was computed. [2020-10-14 00:42:32,799 INFO L268 CegarLoopResult]: For program point L108(lines 108 390) no Hoare annotation was computed. [2020-10-14 00:42:32,799 INFO L268 CegarLoopResult]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2020-10-14 00:42:32,799 INFO L268 CegarLoopResult]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,799 INFO L268 CegarLoopResult]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,800 INFO L268 CegarLoopResult]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,800 INFO L268 CegarLoopResult]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,800 INFO L268 CegarLoopResult]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,804 INFO L268 CegarLoopResult]: For program point L208(lines 208 390) no Hoare annotation was computed. [2020-10-14 00:42:32,804 INFO L268 CegarLoopResult]: For program point L43(lines 43 390) no Hoare annotation was computed. [2020-10-14 00:42:32,804 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-10-14 00:42:32,804 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-14 00:42:32,805 INFO L268 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-10-14 00:42:32,805 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-14 00:42:32,805 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-10-14 00:42:32,805 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-10-14 00:42:32,805 INFO L268 CegarLoopResult]: For program point L144(lines 144 390) no Hoare annotation was computed. [2020-10-14 00:42:32,805 INFO L268 CegarLoopResult]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,805 INFO L268 CegarLoopResult]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,805 INFO L268 CegarLoopResult]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,806 INFO L268 CegarLoopResult]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,807 INFO L268 CegarLoopResult]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,808 INFO L268 CegarLoopResult]: For program point L178(lines 178 390) no Hoare annotation was computed. [2020-10-14 00:42:32,808 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-10-14 00:42:32,808 INFO L268 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-10-14 00:42:32,809 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-10-14 00:42:32,809 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-10-14 00:42:32,809 INFO L268 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-10-14 00:42:32,810 INFO L268 CegarLoopResult]: For program point L377(lines 377 390) no Hoare annotation was computed. [2020-10-14 00:42:32,810 INFO L268 CegarLoopResult]: For program point L278(lines 278 390) no Hoare annotation was computed. [2020-10-14 00:42:32,810 INFO L268 CegarLoopResult]: For program point L245(lines 245 390) no Hoare annotation was computed. [2020-10-14 00:42:32,810 INFO L268 CegarLoopResult]: For program point L80(lines 80 390) no Hoare annotation was computed. [2020-10-14 00:42:32,810 INFO L268 CegarLoopResult]: For program point L345(lines 345 390) no Hoare annotation was computed. [2020-10-14 00:42:32,810 INFO L268 CegarLoopResult]: For program point L312(lines 312 390) no Hoare annotation was computed. [2020-10-14 00:42:32,810 INFO L268 CegarLoopResult]: For program point L114(lines 114 390) no Hoare annotation was computed. [2020-10-14 00:42:32,810 INFO L268 CegarLoopResult]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,810 INFO L268 CegarLoopResult]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,811 INFO L268 CegarLoopResult]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,811 INFO L268 CegarLoopResult]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,811 INFO L268 CegarLoopResult]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,811 INFO L268 CegarLoopResult]: For program point L214(lines 214 390) no Hoare annotation was computed. [2020-10-14 00:42:32,811 INFO L268 CegarLoopResult]: For program point L148(lines 148 390) no Hoare annotation was computed. [2020-10-14 00:42:32,811 INFO L268 CegarLoopResult]: For program point L49(lines 49 390) no Hoare annotation was computed. [2020-10-14 00:42:32,811 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-14 00:42:32,811 INFO L268 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2020-10-14 00:42:32,811 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-10-14 00:42:32,812 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-10-14 00:42:32,812 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-10-14 00:42:32,812 INFO L268 CegarLoopResult]: For program point L84(lines 84 390) no Hoare annotation was computed. [2020-10-14 00:42:32,812 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,812 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,812 INFO L268 CegarLoopResult]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,812 INFO L268 CegarLoopResult]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,812 INFO L268 CegarLoopResult]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,812 INFO L268 CegarLoopResult]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,813 INFO L268 CegarLoopResult]: For program point L382(lines 382 390) no Hoare annotation was computed. [2020-10-14 00:42:32,813 INFO L268 CegarLoopResult]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,813 INFO L268 CegarLoopResult]: For program point L316(lines 316 390) no Hoare annotation was computed. [2020-10-14 00:42:32,813 INFO L268 CegarLoopResult]: For program point L250(lines 250 390) no Hoare annotation was computed. [2020-10-14 00:42:32,813 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-10-14 00:42:32,813 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-14 00:42:32,813 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-14 00:42:32,813 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-10-14 00:42:32,813 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L218(lines 218 390) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L152(lines 152 390) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L119(lines 119 390) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L318(lines 318 390) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L186(lines 186 390) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L54(lines 54 390) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,814 INFO L268 CegarLoopResult]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,815 INFO L268 CegarLoopResult]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,815 INFO L268 CegarLoopResult]: For program point L286(lines 286 390) no Hoare annotation was computed. [2020-10-14 00:42:32,815 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-14 00:42:32,815 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-10-14 00:42:32,815 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-10-14 00:42:32,816 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-14 00:42:32,816 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-10-14 00:42:32,816 INFO L268 CegarLoopResult]: For program point L353(lines 353 390) no Hoare annotation was computed. [2020-10-14 00:42:32,816 INFO L268 CegarLoopResult]: For program point L189(lines 189 390) no Hoare annotation was computed. [2020-10-14 00:42:32,816 INFO L268 CegarLoopResult]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,816 INFO L268 CegarLoopResult]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,816 INFO L268 CegarLoopResult]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,816 INFO L268 CegarLoopResult]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,817 INFO L268 CegarLoopResult]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,817 INFO L268 CegarLoopResult]: For program point L355(lines 355 390) no Hoare annotation was computed. [2020-10-14 00:42:32,817 INFO L268 CegarLoopResult]: For program point L256(lines 256 390) no Hoare annotation was computed. [2020-10-14 00:42:32,817 INFO L268 CegarLoopResult]: For program point L223(lines 223 390) no Hoare annotation was computed. [2020-10-14 00:42:32,817 INFO L268 CegarLoopResult]: For program point L124(lines 124 390) no Hoare annotation was computed. [2020-10-14 00:42:32,817 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-10-14 00:42:32,817 INFO L268 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-10-14 00:42:32,817 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-14 00:42:32,818 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-14 00:42:32,818 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-10-14 00:42:32,818 INFO L268 CegarLoopResult]: For program point L92(lines 92 390) no Hoare annotation was computed. [2020-10-14 00:42:32,818 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse2 (= ~a7~0 |old(~a7~0)|)) (.cse3 (= ~a21~0 |old(~a21~0)|)) (.cse4 (= ~a20~0 |old(~a20~0)|)) (.cse5 (= ~a8~0 |old(~a8~0)|))) (let ((.cse0 (and .cse1 .cse2 .cse3 .cse4 (= ~a16~0 |old(~a16~0)|) .cse5))) (and (or .cse0 (= 14 |old(~a8~0)|)) (or (and .cse1 .cse2 .cse3 .cse4 .cse5 (= ~a16~0 4)) (not (= 4 |old(~a16~0)|))) (or .cse0 (not (= |old(~a7~0)| 0))) (or .cse0 (not (<= |old(~a17~0)| 0)))))) [2020-10-14 00:42:32,819 INFO L268 CegarLoopResult]: For program point L324(lines 324 390) no Hoare annotation was computed. [2020-10-14 00:42:32,819 INFO L268 CegarLoopResult]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,819 INFO L268 CegarLoopResult]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,819 INFO L268 CegarLoopResult]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,819 INFO L268 CegarLoopResult]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,819 INFO L268 CegarLoopResult]: For program point L391(lines 391 393) no Hoare annotation was computed. [2020-10-14 00:42:32,819 INFO L268 CegarLoopResult]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,820 INFO L268 CegarLoopResult]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,820 INFO L268 CegarLoopResult]: For program point L292(lines 292 390) no Hoare annotation was computed. [2020-10-14 00:42:32,820 INFO L268 CegarLoopResult]: For program point L160(lines 160 390) no Hoare annotation was computed. [2020-10-14 00:42:32,820 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-10-14 00:42:32,820 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-10-14 00:42:32,820 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-14 00:42:32,820 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-14 00:42:32,821 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-10-14 00:42:32,821 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-10-14 00:42:32,821 INFO L268 CegarLoopResult]: For program point L194(lines 194 390) no Hoare annotation was computed. [2020-10-14 00:42:32,821 INFO L268 CegarLoopResult]: For program point L62(lines 62 390) no Hoare annotation was computed. [2020-10-14 00:42:32,821 INFO L268 CegarLoopResult]: For program point L261(lines 261 390) no Hoare annotation was computed. [2020-10-14 00:42:32,821 INFO L268 CegarLoopResult]: For program point L129(lines 129 390) no Hoare annotation was computed. [2020-10-14 00:42:32,821 INFO L268 CegarLoopResult]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,821 INFO L268 CegarLoopResult]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,821 INFO L268 CegarLoopResult]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,822 INFO L268 CegarLoopResult]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,822 INFO L268 CegarLoopResult]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,822 INFO L268 CegarLoopResult]: For program point L361(lines 361 390) no Hoare annotation was computed. [2020-10-14 00:42:32,822 INFO L268 CegarLoopResult]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,822 INFO L268 CegarLoopResult]: For program point L97(lines 97 390) no Hoare annotation was computed. [2020-10-14 00:42:32,822 INFO L268 CegarLoopResult]: For program point L31(lines 31 390) no Hoare annotation was computed. [2020-10-14 00:42:32,822 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-10-14 00:42:32,822 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-10-14 00:42:32,822 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-14 00:42:32,823 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-14 00:42:32,823 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-10-14 00:42:32,823 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-10-14 00:42:32,823 INFO L268 CegarLoopResult]: For program point L329(lines 329 390) no Hoare annotation was computed. [2020-10-14 00:42:32,823 INFO L268 CegarLoopResult]: For program point L197(lines 197 390) no Hoare annotation was computed. [2020-10-14 00:42:32,823 INFO L268 CegarLoopResult]: For program point L65(lines 65 390) no Hoare annotation was computed. [2020-10-14 00:42:32,823 INFO L268 CegarLoopResult]: For program point L363(lines 363 390) no Hoare annotation was computed. [2020-10-14 00:42:32,823 INFO L268 CegarLoopResult]: For program point L231(lines 231 390) no Hoare annotation was computed. [2020-10-14 00:42:32,824 INFO L268 CegarLoopResult]: For program point L165(lines 165 390) no Hoare annotation was computed. [2020-10-14 00:42:32,824 INFO L268 CegarLoopResult]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,824 INFO L268 CegarLoopResult]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,824 INFO L268 CegarLoopResult]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,824 INFO L268 CegarLoopResult]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,824 INFO L268 CegarLoopResult]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,824 INFO L268 CegarLoopResult]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:42:32,824 INFO L268 CegarLoopResult]: For program point L265(lines 265 390) no Hoare annotation was computed. [2020-10-14 00:42:32,825 INFO L268 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-10-14 00:42:32,825 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-10-14 00:42:32,825 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-14 00:42:32,825 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-14 00:42:32,825 INFO L268 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-10-14 00:42:32,825 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-10-14 00:42:32,825 INFO L268 CegarLoopResult]: For program point L365(lines 365 390) no Hoare annotation was computed. [2020-10-14 00:42:32,825 INFO L268 CegarLoopResult]: For program point L299(lines 299 390) no Hoare annotation was computed. [2020-10-14 00:42:32,826 INFO L268 CegarLoopResult]: For program point L35(lines 35 390) no Hoare annotation was computed. [2020-10-14 00:42:32,826 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 00:42:32,826 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 14 ~a8~0)) (= ~a7~0 0)) [2020-10-14 00:42:32,826 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 00:42:32,826 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 00:42:32,826 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (and (= ~a17~0 |old(~a17~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|)) (= 14 |old(~a8~0)|) (not (= |old(~a7~0)| 0))) [2020-10-14 00:42:32,827 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2020-10-14 00:42:32,827 INFO L264 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (or (not (= 14 ~a8~0)) (<= ~a17~0 0) (= 14 |old(~a8~0)|) (= ~a16~0 4) (not (= |old(~a7~0)| 0)) (= ~a7~0 0)) [2020-10-14 00:42:32,827 INFO L268 CegarLoopResult]: For program point L591-1(line 591) no Hoare annotation was computed. [2020-10-14 00:42:32,827 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-14 00:42:32,827 INFO L264 CegarLoopResult]: At program point L583-2(lines 583 593) the Hoare annotation is: (or (not (= 14 ~a8~0)) (<= ~a17~0 0) (= 14 |old(~a8~0)|) (= ~a16~0 4) (not (= |old(~a7~0)| 0)) (= ~a7~0 0)) [2020-10-14 00:42:32,827 INFO L268 CegarLoopResult]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2020-10-14 00:42:32,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 12:42:32 BoogieIcfgContainer [2020-10-14 00:42:32,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 00:42:32,861 INFO L168 Benchmark]: Toolchain (without parser) took 18645.56 ms. Allocated memory was 143.7 MB in the beginning and 540.0 MB in the end (delta: 396.4 MB). Free memory was 101.3 MB in the beginning and 329.7 MB in the end (delta: -228.4 MB). Peak memory consumption was 167.9 MB. Max. memory is 7.1 GB. [2020-10-14 00:42:32,861 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 143.7 MB. Free memory was 121.2 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-14 00:42:32,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.30 ms. Allocated memory was 143.7 MB in the beginning and 205.5 MB in the end (delta: 61.9 MB). Free memory was 101.1 MB in the beginning and 171.0 MB in the end (delta: -70.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. [2020-10-14 00:42:32,863 INFO L168 Benchmark]: Boogie Preprocessor took 122.96 ms. Allocated memory is still 205.5 MB. Free memory was 171.0 MB in the beginning and 166.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-10-14 00:42:32,865 INFO L168 Benchmark]: RCFGBuilder took 1218.53 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 166.1 MB in the beginning and 178.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. [2020-10-14 00:42:32,866 INFO L168 Benchmark]: TraceAbstraction took 16576.93 ms. Allocated memory was 238.0 MB in the beginning and 540.0 MB in the end (delta: 302.0 MB). Free memory was 178.8 MB in the beginning and 329.7 MB in the end (delta: -150.9 MB). Peak memory consumption was 151.1 MB. Max. memory is 7.1 GB. [2020-10-14 00:42:32,871 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 143.7 MB. Free memory was 121.2 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.30 ms. Allocated memory was 143.7 MB in the beginning and 205.5 MB in the end (delta: 61.9 MB). Free memory was 101.1 MB in the beginning and 171.0 MB in the end (delta: -70.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.96 ms. Allocated memory is still 205.5 MB. Free memory was 171.0 MB in the beginning and 166.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1218.53 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 166.1 MB in the beginning and 178.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16576.93 ms. Allocated memory was 238.0 MB in the beginning and 540.0 MB in the end (delta: 302.0 MB). Free memory was 178.8 MB in the beginning and 329.7 MB in the end (delta: -150.9 MB). Peak memory consumption was 151.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: 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: 583]: Loop Invariant Derived loop invariant: ((((!(14 == a8) || a17 <= 0) || 14 == \old(a8)) || a16 == 4) || !(\old(a7) == 0)) || a7 == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.6s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 110 SDtfs, 1160 SDslu, 80 SDs, 0 SdLazy, 2918 SolverSat, 386 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1110occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 554 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 37 PreInvPairs, 69 NumberOfFragments, 232 HoareAnnotationTreeSize, 37 FomulaSimplifications, 6784 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1132 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 8.8s InterpolantComputationTime, 563 NumberOfCodeBlocks, 563 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 559 ConstructedInterpolants, 0 QuantifiedInterpolants, 271852 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 47/50 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...