/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=0.3 --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 language data_model -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label18.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 04:49:09,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 04:49:09,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 04:49:09,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 04:49:09,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 04:49:09,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 04:49:09,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 04:49:09,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 04:49:09,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 04:49:09,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 04:49:09,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 04:49:09,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 04:49:09,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 04:49:09,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 04:49:09,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 04:49:09,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 04:49:09,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 04:49:09,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 04:49:09,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 04:49:09,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 04:49:09,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 04:49:09,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 04:49:09,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 04:49:09,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 04:49:09,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 04:49:09,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 04:49:09,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 04:49:09,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 04:49:09,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 04:49:09,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 04:49:09,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 04:49:09,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 04:49:09,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 04:49:09,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 04:49:09,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 04:49:09,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 04:49:09,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 04:49:09,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 04:49:09,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 04:49:09,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 04:49:09,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 04:49:09,947 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 [2020-10-29 04:49:09,975 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 04:49:09,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 04:49:09,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 04:49:09,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 04:49:09,977 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 04:49:09,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 04:49:09,978 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 04:49:09,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 04:49:09,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 04:49:09,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 04:49:09,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 04:49:09,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 04:49:09,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 04:49:09,979 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 04:49:09,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 04:49:09,980 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 04:49:09,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 04:49:09,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 04:49:09,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 04:49:09,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 04:49:09,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 04:49:09,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 04:49:09,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 04:49:09,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 04:49:09,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 04:49:09,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 04:49:09,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 04:49:09,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 04:49:09,982 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 04:49:09,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 04:49:10,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 04:49:10,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 04:49:10,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 04:49:10,472 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 04:49:10,473 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 04:49:10,474 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label18.c [2020-10-29 04:49:10,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b88d1b71/dc0c907d678a4e6f841a7be41be23abf/FLAGbefdf3d58 [2020-10-29 04:49:11,357 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 04:49:11,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label18.c [2020-10-29 04:49:11,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b88d1b71/dc0c907d678a4e6f841a7be41be23abf/FLAGbefdf3d58 [2020-10-29 04:49:11,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b88d1b71/dc0c907d678a4e6f841a7be41be23abf [2020-10-29 04:49:11,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 04:49:11,565 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 04:49:11,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 04:49:11,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 04:49:11,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 04:49:11,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:49:11" (1/1) ... [2020-10-29 04:49:11,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da95992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:11, skipping insertion in model container [2020-10-29 04:49:11,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:49:11" (1/1) ... [2020-10-29 04:49:11,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 04:49:11,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 04:49:12,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:49:12,121 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 04:49:12,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:49:12,247 INFO L208 MainTranslator]: Completed translation [2020-10-29 04:49:12,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12 WrapperNode [2020-10-29 04:49:12,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 04:49:12,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 04:49:12,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 04:49:12,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 04:49:12,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12" (1/1) ... [2020-10-29 04:49:12,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12" (1/1) ... [2020-10-29 04:49:12,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12" (1/1) ... [2020-10-29 04:49:12,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12" (1/1) ... [2020-10-29 04:49:12,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12" (1/1) ... [2020-10-29 04:49:12,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12" (1/1) ... [2020-10-29 04:49:12,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12" (1/1) ... [2020-10-29 04:49:12,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 04:49:12,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 04:49:12,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 04:49:12,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 04:49:12,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12" (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 [2020-10-29 04:49:12,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 04:49:12,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 04:49:12,547 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 04:49:12,547 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 04:49:12,547 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 04:49:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 04:49:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 04:49:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 04:49:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 04:49:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 04:49:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 04:49:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 04:49:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 04:49:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 04:49:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 04:49:12,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 04:49:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 04:49:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 04:49:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 04:49:14,234 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 04:49:14,234 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 04:49:14,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:49:14 BoogieIcfgContainer [2020-10-29 04:49:14,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 04:49:14,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 04:49:14,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 04:49:14,246 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 04:49:14,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:49:11" (1/3) ... [2020-10-29 04:49:14,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dd31753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:49:14, skipping insertion in model container [2020-10-29 04:49:14,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:12" (2/3) ... [2020-10-29 04:49:14,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dd31753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:49:14, skipping insertion in model container [2020-10-29 04:49:14,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:49:14" (3/3) ... [2020-10-29 04:49:14,250 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label18.c [2020-10-29 04:49:14,264 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 04:49:14,270 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 04:49:14,286 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 04:49:14,329 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 04:49:14,330 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 04:49:14,330 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 04:49:14,330 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 04:49:14,330 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 04:49:14,330 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 04:49:14,331 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 04:49:14,331 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 04:49:14,369 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2020-10-29 04:49:14,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-29 04:49:14,394 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:14,395 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:14,396 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:14,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:14,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1024435101, now seen corresponding path program 1 times [2020-10-29 04:49:14,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:14,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [922973895] [2020-10-29 04:49:14,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:14,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:15,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:16,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:16,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-29 04:49:16,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 04:49:16,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1973 [2020-10-29 04:49:16,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:16,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:16,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 04:49:16,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 04:49:16,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-29 04:49:16,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 04:49:17,158 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-29 04:49:17,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:17,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:17,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:17,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:17,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:17,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 04:49:17,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:17,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:17,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 04:49:17,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:49:17,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:17,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [922973895] [2020-10-29 04:49:17,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 04:49:17,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 04:49:17,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415957225] [2020-10-29 04:49:17,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 04:49:17,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:17,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 04:49:17,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 04:49:17,315 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 4 states. [2020-10-29 04:49:17,558 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-29 04:49:19,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:19,765 INFO L93 Difference]: Finished difference Result 632 states and 1079 transitions. [2020-10-29 04:49:19,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:19,767 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2020-10-29 04:49:19,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:19,784 INFO L225 Difference]: With dead ends: 632 [2020-10-29 04:49:19,785 INFO L226 Difference]: Without dead ends: 328 [2020-10-29 04:49:19,792 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:19,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-10-29 04:49:19,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 320. [2020-10-29 04:49:19,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-10-29 04:49:19,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 481 transitions. [2020-10-29 04:49:19,903 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 481 transitions. Word has length 134 [2020-10-29 04:49:19,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:19,907 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 481 transitions. [2020-10-29 04:49:19,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 04:49:19,907 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 481 transitions. [2020-10-29 04:49:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-29 04:49:19,918 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:19,918 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:19,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 04:49:19,919 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:19,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:19,923 INFO L82 PathProgramCache]: Analyzing trace with hash -343419056, now seen corresponding path program 1 times [2020-10-29 04:49:19,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:19,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1867260894] [2020-10-29 04:49:19,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:20,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:20,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:20,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:21,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:21,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:21,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-29 04:49:21,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:49:21,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1851 [2020-10-29 04:49:21,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:21,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:21,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:21,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-29 04:49:21,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 04:49:21,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 04:49:22,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:22,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:22,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:22,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:22,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 04:49:22,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:22,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:22,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:22,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:22,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:22,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-29 04:49:22,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:22,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:22,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 04:49:22,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:22,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 04:49:22,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:22,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 04:49:22,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:22,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1867260894] [2020-10-29 04:49:22,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:22,125 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:22,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895151104] [2020-10-29 04:49:22,128 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:22,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:22,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:22,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:22,132 INFO L87 Difference]: Start difference. First operand 320 states and 481 transitions. Second operand 5 states. [2020-10-29 04:49:24,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:24,259 INFO L93 Difference]: Finished difference Result 948 states and 1458 transitions. [2020-10-29 04:49:24,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:24,260 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2020-10-29 04:49:24,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:24,270 INFO L225 Difference]: With dead ends: 948 [2020-10-29 04:49:24,270 INFO L226 Difference]: Without dead ends: 634 [2020-10-29 04:49:24,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:49:24,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2020-10-29 04:49:24,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 618. [2020-10-29 04:49:24,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 618 states. [2020-10-29 04:49:24,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 890 transitions. [2020-10-29 04:49:24,346 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 890 transitions. Word has length 149 [2020-10-29 04:49:24,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:24,348 INFO L481 AbstractCegarLoop]: Abstraction has 618 states and 890 transitions. [2020-10-29 04:49:24,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:24,348 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 890 transitions. [2020-10-29 04:49:24,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-29 04:49:24,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:24,358 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:24,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 04:49:24,358 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:24,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:24,359 INFO L82 PathProgramCache]: Analyzing trace with hash -736000658, now seen corresponding path program 1 times [2020-10-29 04:49:24,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:24,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1110551094] [2020-10-29 04:49:24,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:24,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:24,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:25,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:25,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:25,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-29 04:49:25,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 04:49:25,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1463 [2020-10-29 04:49:25,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:25,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:25,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:25,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-29 04:49:25,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 04:49:25,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:26,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:26,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:26,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:26,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:26,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:26,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 04:49:26,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:26,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:26,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:26,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:26,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:26,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:26,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:26,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:26,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:26,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 04:49:26,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:26,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 04:49:26,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:26,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:26,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:26,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:26,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 04:49:26,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:26,114 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:26,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1110551094] [2020-10-29 04:49:26,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:26,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:26,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067087486] [2020-10-29 04:49:26,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:26,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:26,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:26,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:26,121 INFO L87 Difference]: Start difference. First operand 618 states and 890 transitions. Second operand 5 states. [2020-10-29 04:49:27,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:27,838 INFO L93 Difference]: Finished difference Result 1833 states and 2725 transitions. [2020-10-29 04:49:27,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:27,842 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2020-10-29 04:49:27,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:27,854 INFO L225 Difference]: With dead ends: 1833 [2020-10-29 04:49:27,854 INFO L226 Difference]: Without dead ends: 1221 [2020-10-29 04:49:27,857 INFO L677 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 [2020-10-29 04:49:27,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1221 states. [2020-10-29 04:49:27,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1221 to 1058. [2020-10-29 04:49:27,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1058 states. [2020-10-29 04:49:27,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1402 transitions. [2020-10-29 04:49:27,947 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1402 transitions. Word has length 156 [2020-10-29 04:49:27,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:27,953 INFO L481 AbstractCegarLoop]: Abstraction has 1058 states and 1402 transitions. [2020-10-29 04:49:27,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:27,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1402 transitions. [2020-10-29 04:49:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-29 04:49:27,966 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:27,967 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:27,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 04:49:27,967 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:27,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:27,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1404434950, now seen corresponding path program 1 times [2020-10-29 04:49:27,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:27,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [488670988] [2020-10-29 04:49:27,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:28,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:28,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:28,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:29,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:29,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:29,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-29 04:49:29,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:49:29,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1478 [2020-10-29 04:49:29,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:29,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:29,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:29,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-29 04:49:29,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 04:49:29,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:49:29,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:29,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:29,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:29,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:29,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:29,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 04:49:29,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:29,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:29,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:29,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:29,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:29,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:29,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:29,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:29,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:29,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 04:49:29,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:29,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-29 04:49:29,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:29,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 04:49:29,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:29,807 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 38 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:29,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [488670988] [2020-10-29 04:49:29,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:29,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:29,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266465249] [2020-10-29 04:49:29,809 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:29,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:29,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:29,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:29,810 INFO L87 Difference]: Start difference. First operand 1058 states and 1402 transitions. Second operand 5 states. [2020-10-29 04:49:31,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:31,778 INFO L93 Difference]: Finished difference Result 2571 states and 3584 transitions. [2020-10-29 04:49:31,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:31,779 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 176 [2020-10-29 04:49:31,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:31,796 INFO L225 Difference]: With dead ends: 2571 [2020-10-29 04:49:31,796 INFO L226 Difference]: Without dead ends: 1519 [2020-10-29 04:49:31,800 INFO L677 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 [2020-10-29 04:49:31,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2020-10-29 04:49:31,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1355. [2020-10-29 04:49:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1355 states. [2020-10-29 04:49:31,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1355 states and 1794 transitions. [2020-10-29 04:49:31,910 INFO L78 Accepts]: Start accepts. Automaton has 1355 states and 1794 transitions. Word has length 176 [2020-10-29 04:49:31,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:31,910 INFO L481 AbstractCegarLoop]: Abstraction has 1355 states and 1794 transitions. [2020-10-29 04:49:31,911 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1794 transitions. [2020-10-29 04:49:31,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-29 04:49:31,918 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:31,918 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:31,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 04:49:31,918 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:31,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:31,919 INFO L82 PathProgramCache]: Analyzing trace with hash -2017010984, now seen corresponding path program 1 times [2020-10-29 04:49:31,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:31,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1966822209] [2020-10-29 04:49:31,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:31,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:32,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:32,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:33,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:34,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:34,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-29 04:49:34,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:49:34,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2368 [2020-10-29 04:49:34,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:34,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:34,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:34,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-29 04:49:34,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 133 [2020-10-29 04:49:34,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:34,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:34,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:34,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:34,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:34,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:34,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 04:49:34,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:34,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:34,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:34,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:34,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:34,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 04:49:34,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:34,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:34,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:34,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-29 04:49:34,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:34,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 04:49:34,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:34,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:34,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:34,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:34,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-29 04:49:34,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:34,734 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:34,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1966822209] [2020-10-29 04:49:34,735 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:34,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:34,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54357068] [2020-10-29 04:49:34,737 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:34,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:34,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:34,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:34,738 INFO L87 Difference]: Start difference. First operand 1355 states and 1794 transitions. Second operand 5 states. [2020-10-29 04:49:36,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:36,353 INFO L93 Difference]: Finished difference Result 3295 states and 4582 transitions. [2020-10-29 04:49:36,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:36,354 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 192 [2020-10-29 04:49:36,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:36,366 INFO L225 Difference]: With dead ends: 3295 [2020-10-29 04:49:36,366 INFO L226 Difference]: Without dead ends: 1946 [2020-10-29 04:49:36,370 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:49:36,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1946 states. [2020-10-29 04:49:36,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1946 to 1791. [2020-10-29 04:49:36,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1791 states. [2020-10-29 04:49:36,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1791 states and 2414 transitions. [2020-10-29 04:49:36,445 INFO L78 Accepts]: Start accepts. Automaton has 1791 states and 2414 transitions. Word has length 192 [2020-10-29 04:49:36,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:36,446 INFO L481 AbstractCegarLoop]: Abstraction has 1791 states and 2414 transitions. [2020-10-29 04:49:36,446 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:36,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2414 transitions. [2020-10-29 04:49:36,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-10-29 04:49:36,454 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:36,455 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:36,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 04:49:36,455 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:36,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:36,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1781819194, now seen corresponding path program 1 times [2020-10-29 04:49:36,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:36,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [143694226] [2020-10-29 04:49:36,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:36,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:36,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:37,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:37,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:39,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:39,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:39,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:39,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-29 04:49:39,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 04:49:39,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3108 [2020-10-29 04:49:39,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:39,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:39,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 04:49:39,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 04:49:39,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 214 [2020-10-29 04:49:39,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:39,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:39,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:39,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:39,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:39,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:39,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 04:49:39,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:39,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 04:49:39,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:39,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:39,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:39,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:39,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:39,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-29 04:49:39,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 04:49:39,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-29 04:49:39,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:39,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:39,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:39,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:39,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 04:49:39,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:40,007 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 68 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 04:49:40,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [143694226] [2020-10-29 04:49:40,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:40,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:40,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834459081] [2020-10-29 04:49:40,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:40,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:40,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:40,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:40,010 INFO L87 Difference]: Start difference. First operand 1791 states and 2414 transitions. Second operand 5 states. [2020-10-29 04:49:41,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:41,607 INFO L93 Difference]: Finished difference Result 4308 states and 5949 transitions. [2020-10-29 04:49:41,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:41,608 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 211 [2020-10-29 04:49:41,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:41,609 INFO L225 Difference]: With dead ends: 4308 [2020-10-29 04:49:41,609 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 04:49:41,622 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:49:41,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 04:49:41,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 04:49:41,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 04:49:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 04:49:41,623 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 211 [2020-10-29 04:49:41,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:41,623 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 04:49:41,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:41,623 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 04:49:41,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 04:49:41,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 04:49:41,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 04:49:42,241 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-10-29 04:49:42,477 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-10-29 04:49:43,109 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 37 [2020-10-29 04:49:43,288 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 04:49:43,288 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 04:49:43,289 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 04:49:43,289 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 04:49:43,289 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:49:43,289 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~y~0 |old(~y~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a17~0 |old(~a17~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~z~0 |old(~z~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|)) [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point L333(lines 333 415) no Hoare annotation was computed. [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point L300(lines 300 309) no Hoare annotation was computed. [2020-10-29 04:49:43,290 INFO L274 CegarLoopResult]: For program point L234(lines 234 415) no Hoare annotation was computed. [2020-10-29 04:49:43,291 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 309) no Hoare annotation was computed. [2020-10-29 04:49:43,291 INFO L274 CegarLoopResult]: For program point L400(lines 400 415) no Hoare annotation was computed. [2020-10-29 04:49:43,291 INFO L274 CegarLoopResult]: For program point L334(lines 334 337) no Hoare annotation was computed. [2020-10-29 04:49:43,291 INFO L274 CegarLoopResult]: For program point L334-2(lines 334 337) no Hoare annotation was computed. [2020-10-29 04:49:43,291 INFO L274 CegarLoopResult]: For program point L136(lines 136 415) no Hoare annotation was computed. [2020-10-29 04:49:43,291 INFO L274 CegarLoopResult]: For program point L37(lines 37 415) no Hoare annotation was computed. [2020-10-29 04:49:43,291 INFO L274 CegarLoopResult]: For program point L566-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,291 INFO L274 CegarLoopResult]: For program point L533-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,291 INFO L274 CegarLoopResult]: For program point L500-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,292 INFO L274 CegarLoopResult]: For program point L467-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,292 INFO L274 CegarLoopResult]: For program point L434-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,292 INFO L274 CegarLoopResult]: For program point L236(lines 236 415) no Hoare annotation was computed. [2020-10-29 04:49:43,292 INFO L274 CegarLoopResult]: For program point L71(lines 71 415) no Hoare annotation was computed. [2020-10-29 04:49:43,294 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-29 04:49:43,294 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-29 04:49:43,294 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-29 04:49:43,295 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-29 04:49:43,295 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-29 04:49:43,296 INFO L274 CegarLoopResult]: For program point L204(lines 204 415) no Hoare annotation was computed. [2020-10-29 04:49:43,296 INFO L274 CegarLoopResult]: For program point L171(lines 171 415) no Hoare annotation was computed. [2020-10-29 04:49:43,296 INFO L274 CegarLoopResult]: For program point L370(lines 370 415) no Hoare annotation was computed. [2020-10-29 04:49:43,296 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-10-29 04:49:43,296 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 212) no Hoare annotation was computed. [2020-10-29 04:49:43,296 INFO L274 CegarLoopResult]: For program point L40(lines 40 415) no Hoare annotation was computed. [2020-10-29 04:49:43,296 INFO L274 CegarLoopResult]: For program point L569-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,297 INFO L274 CegarLoopResult]: For program point L536-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,297 INFO L274 CegarLoopResult]: For program point L503-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,298 INFO L274 CegarLoopResult]: For program point L470-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,298 INFO L274 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-29 04:49:43,298 INFO L274 CegarLoopResult]: For program point L437-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,298 INFO L274 CegarLoopResult]: For program point L239(lines 239 415) no Hoare annotation was computed. [2020-10-29 04:49:43,298 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-29 04:49:43,298 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L339(lines 339 415) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L141(lines 141 415) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L108(lines 108 415) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L406(lines 406 415) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L340(lines 340 349) no Hoare annotation was computed. [2020-10-29 04:49:43,299 INFO L274 CegarLoopResult]: For program point L340-2(lines 340 349) no Hoare annotation was computed. [2020-10-29 04:49:43,300 INFO L274 CegarLoopResult]: For program point L76(lines 76 415) no Hoare annotation was computed. [2020-10-29 04:49:43,300 INFO L274 CegarLoopResult]: For program point L572-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,301 INFO L274 CegarLoopResult]: For program point L539-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,301 INFO L274 CegarLoopResult]: For program point L506-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,301 INFO L274 CegarLoopResult]: For program point L473-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,301 INFO L274 CegarLoopResult]: For program point L440-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,301 INFO L274 CegarLoopResult]: For program point L77(lines 77 82) no Hoare annotation was computed. [2020-10-29 04:49:43,302 INFO L274 CegarLoopResult]: For program point L44(lines 44 415) no Hoare annotation was computed. [2020-10-29 04:49:43,302 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 82) no Hoare annotation was computed. [2020-10-29 04:49:43,302 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-29 04:49:43,302 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-29 04:49:43,302 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-29 04:49:43,302 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-29 04:49:43,302 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L177(lines 177 415) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L145(lines 145 415) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L575-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L542-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L509-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L476-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L443-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L377(lines 377 415) no Hoare annotation was computed. [2020-10-29 04:49:43,303 INFO L274 CegarLoopResult]: For program point L311(lines 311 415) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L278(lines 278 415) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L214(lines 214 415) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L181(lines 181 415) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L115(lines 115 415) no Hoare annotation was computed. [2020-10-29 04:49:43,304 INFO L274 CegarLoopResult]: For program point L49(lines 49 415) no Hoare annotation was computed. [2020-10-29 04:49:43,305 INFO L274 CegarLoopResult]: For program point L578-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,305 INFO L274 CegarLoopResult]: For program point L545-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,305 INFO L274 CegarLoopResult]: For program point L512-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,305 INFO L274 CegarLoopResult]: For program point L479-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,305 INFO L274 CegarLoopResult]: For program point L446-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,305 INFO L274 CegarLoopResult]: For program point L380(lines 380 415) no Hoare annotation was computed. [2020-10-29 04:49:43,305 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-29 04:49:43,305 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-29 04:49:43,305 INFO L274 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-10-29 04:49:43,306 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-29 04:49:43,306 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-29 04:49:43,306 INFO L274 CegarLoopResult]: For program point L282(lines 282 415) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point L150(lines 150 415) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point L84(lines 84 415) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point L382(lines 382 415) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point L316(lines 316 415) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point L250(lines 250 415) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point L217(lines 217 415) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-29 04:49:43,307 INFO L274 CegarLoopResult]: For program point L52(lines 52 415) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L581-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L548-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L515-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L482-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L449-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L416-2(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-10-29 04:49:43,308 INFO L274 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 328) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L351(lines 351 415) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L285(lines 285 415) no Hoare annotation was computed. [2020-10-29 04:49:43,309 INFO L274 CegarLoopResult]: For program point L220(lines 220 415) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L187(lines 187 415) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L121(lines 121 415) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L584-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L551-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L518-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L485-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L452-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L419-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L56(lines 56 415) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-29 04:49:43,310 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L288(lines 288 415) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L255(lines 255 415) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L189(lines 189 415) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L156(lines 156 415) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L587-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,311 INFO L274 CegarLoopResult]: For program point L554-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,312 INFO L274 CegarLoopResult]: For program point L521-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,312 INFO L274 CegarLoopResult]: For program point L488-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,312 INFO L274 CegarLoopResult]: For program point L455-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,312 INFO L274 CegarLoopResult]: For program point L422-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,312 INFO L274 CegarLoopResult]: For program point L356(lines 356 415) no Hoare annotation was computed. [2020-10-29 04:49:43,312 INFO L274 CegarLoopResult]: For program point L191(lines 191 415) no Hoare annotation was computed. [2020-10-29 04:49:43,312 INFO L274 CegarLoopResult]: For program point L125(lines 125 415) no Hoare annotation was computed. [2020-10-29 04:49:43,312 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-29 04:49:43,312 INFO L270 CegarLoopResult]: At program point L555(line 555) the Hoare annotation is: (and (not (= 10 |old(~a28~0)|)) (not (<= 8 |old(~a17~0)|)) (not (= |old(~a19~0)| 1)) (not (<= |old(~a28~0)| 9))) [2020-10-29 04:49:43,312 INFO L274 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-29 04:49:43,313 INFO L274 CegarLoopResult]: For program point L555-1(line 555) no Hoare annotation was computed. [2020-10-29 04:49:43,313 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-29 04:49:43,313 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 31 600) the Hoare annotation is: (let ((.cse4 (= ~a28~0 |old(~a28~0)|)) (.cse0 (= ~a17~0 |old(~a17~0)|)) (.cse1 (= ~a11~0 |old(~a11~0)|)) (.cse2 (= ~a25~0 |old(~a25~0)|)) (.cse3 (= ~a19~0 |old(~a19~0)|))) (let ((.cse5 (and .cse4 .cse0 .cse1 .cse2 .cse3))) (and (or (and .cse0 .cse1 .cse2 .cse3 (= ~a28~0 10)) (not (= 10 |old(~a28~0)|))) (or (not (= |old(~a19~0)| 1)) (and .cse4 .cse0 .cse1 (= ~a19~0 1) .cse2)) (or .cse5 (not (<= |old(~a28~0)| 9))) (or (not (<= 8 |old(~a17~0)|)) .cse5)))) [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L225(lines 225 415) no Hoare annotation was computed. [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L93(lines 93 415) no Hoare annotation was computed. [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L391(lines 391 415) no Hoare annotation was computed. [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L193(lines 193 415) no Hoare annotation was computed. [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L61(lines 61 415) no Hoare annotation was computed. [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L590-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L557-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,314 INFO L274 CegarLoopResult]: For program point L524-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L491-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L458-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L425-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L293(lines 293 415) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L227(lines 227 415) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L161(lines 161 415) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-29 04:49:43,315 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L261(lines 261 415) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L295(lines 295 415) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L196(lines 196 415) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L97(lines 97 415) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L593-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L560-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L527-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,316 INFO L274 CegarLoopResult]: For program point L494-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L461-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L428-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L263(lines 263 415) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L32(lines 32 415) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-29 04:49:43,317 INFO L274 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L396(lines 396 415) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L363(lines 363 415) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L330(lines 330 415) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L264(lines 264 276) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L264-2(lines 264 276) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L132(lines 132 415) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L67(lines 67 415) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L596-1(lines 596 598) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L563-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L530-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,318 INFO L274 CegarLoopResult]: For program point L497-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,319 INFO L274 CegarLoopResult]: For program point L464-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,319 INFO L274 CegarLoopResult]: For program point L431-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:43,319 INFO L274 CegarLoopResult]: For program point L299(lines 299 415) no Hoare annotation was computed. [2020-10-29 04:49:43,319 INFO L274 CegarLoopResult]: For program point L200(lines 200 415) no Hoare annotation was computed. [2020-10-29 04:49:43,319 INFO L274 CegarLoopResult]: For program point L167(lines 167 415) no Hoare annotation was computed. [2020-10-29 04:49:43,319 INFO L274 CegarLoopResult]: For program point L101(lines 101 415) no Hoare annotation was computed. [2020-10-29 04:49:43,319 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:49:43,319 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 1) (<= 8 ~a17~0) (<= ~a28~0 9)) [2020-10-29 04:49:43,319 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 04:49:43,319 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:49:43,320 INFO L270 CegarLoopResult]: At program point L608-2(lines 608 618) the Hoare annotation is: (or (not (= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (= ~a19~0 1) (<= 8 ~a17~0) (not (<= |old(~a28~0)| 9)) (<= ~a28~0 9) (= ~a28~0 10)) [2020-10-29 04:49:43,320 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 602 619) the Hoare annotation is: (or (not (= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (not (<= |old(~a28~0)| 9)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a19~0 1) (= ~a25~0 |old(~a25~0)|))) [2020-10-29 04:49:43,320 INFO L274 CegarLoopResult]: For program point L608-3(lines 602 619) no Hoare annotation was computed. [2020-10-29 04:49:43,320 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 602 619) no Hoare annotation was computed. [2020-10-29 04:49:43,320 INFO L270 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (= ~a19~0 1) (<= 8 ~a17~0) (not (<= |old(~a28~0)| 9)) (<= ~a28~0 9) (= ~a28~0 10)) [2020-10-29 04:49:43,320 INFO L274 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-29 04:49:43,320 INFO L274 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-29 04:49:43,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:49:43 BoogieIcfgContainer [2020-10-29 04:49:43,343 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 04:49:43,347 INFO L168 Benchmark]: Toolchain (without parser) took 31784.56 ms. Allocated memory was 151.0 MB in the beginning and 576.7 MB in the end (delta: 425.7 MB). Free memory was 124.7 MB in the beginning and 468.7 MB in the end (delta: -343.9 MB). Peak memory consumption was 342.6 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:43,348 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 151.0 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 04:49:43,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.53 ms. Allocated memory is still 151.0 MB. Free memory was 124.2 MB in the beginning and 97.9 MB in the end (delta: 26.3 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:43,356 INFO L168 Benchmark]: Boogie Preprocessor took 182.11 ms. Allocated memory is still 151.0 MB. Free memory was 97.9 MB in the beginning and 93.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:43,357 INFO L168 Benchmark]: RCFGBuilder took 1806.83 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 93.1 MB in the beginning and 143.0 MB in the end (delta: -49.9 MB). Peak memory consumption was 48.6 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:43,358 INFO L168 Benchmark]: TraceAbstraction took 29101.94 ms. Allocated memory was 181.4 MB in the beginning and 576.7 MB in the end (delta: 395.3 MB). Free memory was 143.0 MB in the beginning and 468.7 MB in the end (delta: -325.7 MB). Peak memory consumption was 329.7 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:43,372 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 151.0 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 681.53 ms. Allocated memory is still 151.0 MB. Free memory was 124.2 MB in the beginning and 97.9 MB in the end (delta: 26.3 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 182.11 ms. Allocated memory is still 151.0 MB. Free memory was 97.9 MB in the beginning and 93.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1806.83 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 93.1 MB in the beginning and 143.0 MB in the end (delta: -49.9 MB). Peak memory consumption was 48.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 29101.94 ms. Allocated memory was 181.4 MB in the beginning and 576.7 MB in the end (delta: 395.3 MB). Free memory was 143.0 MB in the beginning and 468.7 MB in the end (delta: -325.7 MB). Peak memory consumption was 329.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 608]: Loop Invariant Derived loop invariant: (((((!(\old(a19) == 1) || !(8 <= \old(a17))) || a19 == 1) || 8 <= a17) || !(\old(a28) <= 9)) || a28 <= 9) || a28 == 10 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.2s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 11.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 237 SDtfs, 1968 SDslu, 201 SDs, 0 SdLazy, 4286 SolverSat, 671 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1791occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 506 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 120 PreInvPairs, 158 NumberOfFragments, 275 HoareAnnotationTreeSize, 120 FomulaSimplifications, 50330 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1976 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 14.1s InterpolantComputationTime, 1018 NumberOfCodeBlocks, 1018 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1012 ConstructedInterpolants, 0 QuantifiedInterpolants, 535505 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 190/195 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...