/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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/Problem01_label04.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 10:04:58,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 10:04:58,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 10:04:58,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 10:04:58,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 10:04:59,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 10:04:59,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 10:04:59,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 10:04:59,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 10:04:59,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 10:04:59,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 10:04:59,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 10:04:59,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 10:04:59,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 10:04:59,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 10:04:59,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 10:04:59,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 10:04:59,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 10:04:59,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 10:04:59,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 10:04:59,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 10:04:59,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 10:04:59,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 10:04:59,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 10:04:59,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 10:04:59,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 10:04:59,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 10:04:59,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 10:04:59,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 10:04:59,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 10:04:59,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 10:04:59,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 10:04:59,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 10:04:59,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 10:04:59,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 10:04:59,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 10:04:59,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 10:04:59,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 10:04:59,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 10:04:59,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 10:04:59,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 10:04:59,095 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 [2020-10-28 10:04:59,144 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 10:04:59,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 10:04:59,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 10:04:59,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 10:04:59,148 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 10:04:59,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 10:04:59,149 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 10:04:59,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 10:04:59,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 10:04:59,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 10:04:59,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 10:04:59,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 10:04:59,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 10:04:59,151 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 10:04:59,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 10:04:59,151 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 10:04:59,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 10:04:59,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 10:04:59,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 10:04:59,152 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 10:04:59,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 10:04:59,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 10:04:59,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 10:04:59,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 10:04:59,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 10:04:59,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 10:04:59,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 10:04:59,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 10:04:59,154 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 10:04:59,154 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 10:04:59,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 10:04:59,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 10:04:59,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 10:04:59,544 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 10:04:59,545 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 10:04:59,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label04.c [2020-10-28 10:04:59,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b52b45c16/104da5d98d9b482ca746d0a646f28d7f/FLAGa88ecff32 [2020-10-28 10:05:00,380 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 10:05:00,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem01_label04.c [2020-10-28 10:05:00,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b52b45c16/104da5d98d9b482ca746d0a646f28d7f/FLAGa88ecff32 [2020-10-28 10:05:00,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b52b45c16/104da5d98d9b482ca746d0a646f28d7f [2020-10-28 10:05:00,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 10:05:00,621 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 10:05:00,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 10:05:00,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 10:05:00,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 10:05:00,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:05:00" (1/1) ... [2020-10-28 10:05:00,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aba8ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:00, skipping insertion in model container [2020-10-28 10:05:00,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:05:00" (1/1) ... [2020-10-28 10:05:00,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 10:05:00,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 10:05:01,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 10:05:01,090 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 10:05:01,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 10:05:01,237 INFO L208 MainTranslator]: Completed translation [2020-10-28 10:05:01,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01 WrapperNode [2020-10-28 10:05:01,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 10:05:01,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 10:05:01,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 10:05:01,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 10:05:01,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01" (1/1) ... [2020-10-28 10:05:01,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01" (1/1) ... [2020-10-28 10:05:01,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01" (1/1) ... [2020-10-28 10:05:01,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01" (1/1) ... [2020-10-28 10:05:01,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01" (1/1) ... [2020-10-28 10:05:01,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01" (1/1) ... [2020-10-28 10:05:01,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01" (1/1) ... [2020-10-28 10:05:01,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 10:05:01,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 10:05:01,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 10:05:01,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 10:05:01,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01" (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 [2020-10-28 10:05:01,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 10:05:01,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 10:05:01,498 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 10:05:01,498 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-28 10:05:01,498 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 10:05:01,498 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-28 10:05:01,499 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 10:05:01,499 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 10:05:01,499 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 10:05:01,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 10:05:01,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 10:05:01,499 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 10:05:01,500 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 10:05:01,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 10:05:01,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 10:05:01,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 10:05:01,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 10:05:01,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 10:05:01,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 10:05:03,217 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 10:05:03,218 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-28 10:05:03,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:05:03 BoogieIcfgContainer [2020-10-28 10:05:03,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 10:05:03,222 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 10:05:03,222 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 10:05:03,226 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 10:05:03,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:05:00" (1/3) ... [2020-10-28 10:05:03,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@108bd11a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:05:03, skipping insertion in model container [2020-10-28 10:05:03,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:05:01" (2/3) ... [2020-10-28 10:05:03,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@108bd11a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:05:03, skipping insertion in model container [2020-10-28 10:05:03,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:05:03" (3/3) ... [2020-10-28 10:05:03,229 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label04.c [2020-10-28 10:05:03,241 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 10:05:03,246 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 10:05:03,260 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 10:05:03,289 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 10:05:03,289 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 10:05:03,289 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 10:05:03,289 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 10:05:03,289 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 10:05:03,290 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 10:05:03,290 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 10:05:03,290 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 10:05:03,315 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states. [2020-10-28 10:05:03,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-28 10:05:03,328 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 10:05:03,329 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] [2020-10-28 10:05:03,330 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 10:05:03,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 10:05:03,336 INFO L82 PathProgramCache]: Analyzing trace with hash 1973097139, now seen corresponding path program 1 times [2020-10-28 10:05:03,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 10:05:03,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [41345162] [2020-10-28 10:05:03,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 10:05:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:03,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:04,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:05,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:05,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-28 10:05:05,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 10:05:05,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1888 [2020-10-28 10:05:05,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:05,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:05,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 10:05:05,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 10:05:05,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 10:05:05,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 10:05:05,914 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-28 10:05:05,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 10:05:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:05,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:05,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:05,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 10:05:05,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:05:05,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 10:05:05,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:05,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:05,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 10:05:05,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:05:05,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 10:05:05,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:05:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 10:05:06,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [41345162] [2020-10-28 10:05:06,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 10:05:06,020 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 10:05:06,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373674475] [2020-10-28 10:05:06,028 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 10:05:06,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 10:05:06,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 10:05:06,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 10:05:06,055 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 4 states. [2020-10-28 10:05:06,328 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-28 10:05:08,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 10:05:08,743 INFO L93 Difference]: Finished difference Result 562 states and 962 transitions. [2020-10-28 10:05:08,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 10:05:08,746 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2020-10-28 10:05:08,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 10:05:08,761 INFO L225 Difference]: With dead ends: 562 [2020-10-28 10:05:08,761 INFO L226 Difference]: Without dead ends: 287 [2020-10-28 10:05:08,769 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 10:05:08,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2020-10-28 10:05:08,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 281. [2020-10-28 10:05:08,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2020-10-28 10:05:08,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 409 transitions. [2020-10-28 10:05:08,864 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 409 transitions. Word has length 103 [2020-10-28 10:05:08,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 10:05:08,865 INFO L481 AbstractCegarLoop]: Abstraction has 281 states and 409 transitions. [2020-10-28 10:05:08,866 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 10:05:08,866 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 409 transitions. [2020-10-28 10:05:08,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-28 10:05:08,875 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 10:05:08,875 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 10:05:08,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 10:05:08,876 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 10:05:08,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 10:05:08,877 INFO L82 PathProgramCache]: Analyzing trace with hash 380444978, now seen corresponding path program 1 times [2020-10-28 10:05:08,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 10:05:08,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [868329629] [2020-10-28 10:05:08,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 10:05:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:08,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:09,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:11,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:12,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:12,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-28 10:05:12,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 10:05:12,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3737 [2020-10-28 10:05:12,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:12,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:12,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 10:05:12,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 10:05:12,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-28 10:05:12,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:05:12,920 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-28 10:05:12,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 10:05:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:12,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:12,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:12,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 10:05:12,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:05:12,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 10:05:12,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:12,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:12,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 10:05:12,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:05:12,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 10:05:12,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:05:12,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 10:05:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:12,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:12,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:13,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 10:05:13,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:05:13,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 10:05:13,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:13,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:13,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 10:05:13,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:05:13,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 10:05:13,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 10:05:13,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 10:05:13,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [868329629] [2020-10-28 10:05:13,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 10:05:13,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-28 10:05:13,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782211643] [2020-10-28 10:05:13,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 10:05:13,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 10:05:13,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 10:05:13,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 10:05:13,059 INFO L87 Difference]: Start difference. First operand 281 states and 409 transitions. Second operand 5 states. [2020-10-28 10:05:13,354 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-28 10:05:15,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 10:05:15,277 INFO L93 Difference]: Finished difference Result 836 states and 1240 transitions. [2020-10-28 10:05:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 10:05:15,279 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 112 [2020-10-28 10:05:15,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 10:05:15,285 INFO L225 Difference]: With dead ends: 836 [2020-10-28 10:05:15,285 INFO L226 Difference]: Without dead ends: 561 [2020-10-28 10:05:15,287 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 10:05:15,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2020-10-28 10:05:15,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 557. [2020-10-28 10:05:15,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 557 states. [2020-10-28 10:05:15,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 775 transitions. [2020-10-28 10:05:15,346 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 775 transitions. Word has length 112 [2020-10-28 10:05:15,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 10:05:15,347 INFO L481 AbstractCegarLoop]: Abstraction has 557 states and 775 transitions. [2020-10-28 10:05:15,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 10:05:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 775 transitions. [2020-10-28 10:05:15,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-28 10:05:15,359 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 10:05:15,360 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 10:05:15,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 10:05:15,364 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 10:05:15,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 10:05:15,365 INFO L82 PathProgramCache]: Analyzing trace with hash -390667354, now seen corresponding path program 1 times [2020-10-28 10:05:15,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 10:05:15,366 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [267632477] [2020-10-28 10:05:15,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 10:05:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:15,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:15,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:17,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:18,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:19,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:19,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-28 10:05:19,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 10:05:19,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3848 [2020-10-28 10:05:19,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:19,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:19,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 10:05:19,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 10:05:19,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-28 10:05:19,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 10:05:19,478 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-28 10:05:19,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 10:05:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:19,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:19,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:19,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 10:05:19,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:05:19,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 10:05:19,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:19,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:19,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 10:05:19,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:05:19,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 10:05:19,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 10:05:19,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 10:05:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:19,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:19,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:19,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 10:05:19,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:05:19,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 10:05:19,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:19,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:19,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 10:05:19,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:05:19,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 10:05:19,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 10:05:19,597 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 10:05:19,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [267632477] [2020-10-28 10:05:19,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 10:05:19,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-28 10:05:19,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225350570] [2020-10-28 10:05:19,599 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 10:05:19,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 10:05:19,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 10:05:19,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 10:05:19,600 INFO L87 Difference]: Start difference. First operand 557 states and 775 transitions. Second operand 5 states. [2020-10-28 10:05:19,786 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-28 10:05:21,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 10:05:21,571 INFO L93 Difference]: Finished difference Result 1523 states and 2177 transitions. [2020-10-28 10:05:21,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 10:05:21,573 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2020-10-28 10:05:21,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 10:05:21,585 INFO L225 Difference]: With dead ends: 1523 [2020-10-28 10:05:21,585 INFO L226 Difference]: Without dead ends: 972 [2020-10-28 10:05:21,587 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 10:05:21,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 972 states. [2020-10-28 10:05:21,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 972 to 968. [2020-10-28 10:05:21,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 968 states. [2020-10-28 10:05:21,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1328 transitions. [2020-10-28 10:05:21,668 INFO L78 Accepts]: Start accepts. Automaton has 968 states and 1328 transitions. Word has length 122 [2020-10-28 10:05:21,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 10:05:21,670 INFO L481 AbstractCegarLoop]: Abstraction has 968 states and 1328 transitions. [2020-10-28 10:05:21,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 10:05:21,670 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1328 transitions. [2020-10-28 10:05:21,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-28 10:05:21,678 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 10:05:21,679 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2020-10-28 10:05:21,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 10:05:21,686 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 10:05:21,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 10:05:21,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1743303851, now seen corresponding path program 1 times [2020-10-28 10:05:21,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 10:05:21,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1462352569] [2020-10-28 10:05:21,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 10:05:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:21,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:21,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:21,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:25,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:26,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:26,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-28 10:05:26,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 10:05:26,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 10:05:26,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:26,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:26,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 10:05:26,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-28 10:05:26,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-28 10:05:26,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 10:05:26,958 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-28 10:05:26,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 10:05:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:26,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:26,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:26,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 10:05:26,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:05:26,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 10:05:26,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:26,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:26,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 10:05:26,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:05:26,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 10:05:26,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 10:05:27,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 10:05:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:27,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:27,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:27,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 10:05:27,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:05:27,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 10:05:27,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:27,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:27,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 10:05:27,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:05:27,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 10:05:27,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 10:05:27,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 10:05:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:05:27,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:05:27,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:05:27,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 10:05:27,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:05:27,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 10:05:27,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:05:27,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:05:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 10:05:27,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:05:27,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 10:05:27,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:05:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-28 10:05:27,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1462352569] [2020-10-28 10:05:27,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 10:05:27,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-28 10:05:27,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859592409] [2020-10-28 10:05:27,105 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 10:05:27,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 10:05:27,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 10:05:27,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 10:05:27,106 INFO L87 Difference]: Start difference. First operand 968 states and 1328 transitions. Second operand 5 states. [2020-10-28 10:05:27,483 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-28 10:05:29,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 10:05:29,197 INFO L93 Difference]: Finished difference Result 2205 states and 3070 transitions. [2020-10-28 10:05:29,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 10:05:29,200 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 137 [2020-10-28 10:05:29,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 10:05:29,201 INFO L225 Difference]: With dead ends: 2205 [2020-10-28 10:05:29,201 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 10:05:29,207 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 10:05:29,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 10:05:29,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 10:05:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 10:05:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 10:05:29,208 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 137 [2020-10-28 10:05:29,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 10:05:29,208 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 10:05:29,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 10:05:29,209 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 10:05:29,209 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 10:05:29,209 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 10:05:29,211 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 10:05:29,686 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 25 [2020-10-28 10:05:30,286 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2020-10-28 10:05:30,448 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-28 10:05:30,469 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-28 10:05:30,469 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-28 10:05:30,470 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-28 10:05:30,470 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-28 10:05:30,470 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 10:05:30,470 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a7~0 |old(~a7~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a16~0 |old(~a16~0)|) (= |#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)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~z~0 |old(~z~0)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-28 10:05:30,470 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 10:05:30,470 INFO L274 CegarLoopResult]: For program point L564-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,471 INFO L274 CegarLoopResult]: For program point L531-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,471 INFO L274 CegarLoopResult]: For program point L498-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,471 INFO L274 CegarLoopResult]: For program point L465-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,471 INFO L274 CegarLoopResult]: For program point L432-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,471 INFO L274 CegarLoopResult]: For program point L399-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,471 INFO L274 CegarLoopResult]: For program point L267(lines 267 392) no Hoare annotation was computed. [2020-10-28 10:05:30,471 INFO L274 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-10-28 10:05:30,471 INFO L274 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-28 10:05:30,471 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-28 10:05:30,472 INFO L270 CegarLoopResult]: At program point L466(line 466) the Hoare annotation is: (and (not (<= |old(~a16~0)| 5)) (= |old(~a21~0)| 1) (= |old(~a7~0)| 1)) [2020-10-28 10:05:30,472 INFO L274 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-28 10:05:30,472 INFO L274 CegarLoopResult]: For program point L466-1(line 466) no Hoare annotation was computed. [2020-10-28 10:05:30,473 INFO L274 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-10-28 10:05:30,473 INFO L274 CegarLoopResult]: For program point L367(lines 367 392) no Hoare annotation was computed. [2020-10-28 10:05:30,473 INFO L274 CegarLoopResult]: For program point L301(lines 301 392) no Hoare annotation was computed. [2020-10-28 10:05:30,473 INFO L274 CegarLoopResult]: For program point L37(lines 37 392) no Hoare annotation was computed. [2020-10-28 10:05:30,473 INFO L274 CegarLoopResult]: For program point L335(lines 335 392) no Hoare annotation was computed. [2020-10-28 10:05:30,474 INFO L274 CegarLoopResult]: For program point L104(lines 104 392) no Hoare annotation was computed. [2020-10-28 10:05:30,474 INFO L274 CegarLoopResult]: For program point L567-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,474 INFO L274 CegarLoopResult]: For program point L534-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,474 INFO L274 CegarLoopResult]: For program point L501-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,474 INFO L274 CegarLoopResult]: For program point L468-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,474 INFO L274 CegarLoopResult]: For program point L435-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,474 INFO L274 CegarLoopResult]: For program point L402-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L270(lines 270 392) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L138(lines 138 392) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L205(lines 205 392) no Hoare annotation was computed. [2020-10-28 10:05:30,476 INFO L274 CegarLoopResult]: For program point L74(lines 74 392) no Hoare annotation was computed. [2020-10-28 10:05:30,477 INFO L274 CegarLoopResult]: For program point L570-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,477 INFO L274 CegarLoopResult]: For program point L537-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,477 INFO L274 CegarLoopResult]: For program point L504-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,477 INFO L274 CegarLoopResult]: For program point L471-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,477 INFO L274 CegarLoopResult]: For program point L438-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,477 INFO L274 CegarLoopResult]: For program point L405-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,477 INFO L274 CegarLoopResult]: For program point L339(lines 339 392) no Hoare annotation was computed. [2020-10-28 10:05:30,477 INFO L274 CegarLoopResult]: For program point L240(lines 240 392) no Hoare annotation was computed. [2020-10-28 10:05:30,478 INFO L274 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-28 10:05:30,478 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-28 10:05:30,478 INFO L274 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-10-28 10:05:30,478 INFO L274 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-28 10:05:30,478 INFO L274 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-28 10:05:30,478 INFO L274 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-10-28 10:05:30,478 INFO L274 CegarLoopResult]: For program point L175(lines 175 392) no Hoare annotation was computed. [2020-10-28 10:05:30,478 INFO L274 CegarLoopResult]: For program point L142(lines 142 392) no Hoare annotation was computed. [2020-10-28 10:05:30,479 INFO L274 CegarLoopResult]: For program point L374(lines 374 392) no Hoare annotation was computed. [2020-10-28 10:05:30,479 INFO L274 CegarLoopResult]: For program point L308(lines 308 392) no Hoare annotation was computed. [2020-10-28 10:05:30,479 INFO L274 CegarLoopResult]: For program point L275(lines 275 392) no Hoare annotation was computed. [2020-10-28 10:05:30,479 INFO L274 CegarLoopResult]: For program point L110(lines 110 392) no Hoare annotation was computed. [2020-10-28 10:05:30,480 INFO L274 CegarLoopResult]: For program point L573-1(lines 573 575) no Hoare annotation was computed. [2020-10-28 10:05:30,480 INFO L274 CegarLoopResult]: For program point L540-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,480 INFO L274 CegarLoopResult]: For program point L507-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,480 INFO L274 CegarLoopResult]: For program point L474-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L441-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L408-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L210(lines 210 392) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L45(lines 45 392) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-28 10:05:30,481 INFO L274 CegarLoopResult]: For program point L146(lines 146 392) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L543-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L510-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L477-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L444-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L411-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L180(lines 180 392) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-28 10:05:30,482 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L379(lines 379 392) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L280(lines 280 392) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L247(lines 247 392) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L82(lines 82 392) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L347(lines 347 392) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L314(lines 314 392) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L116(lines 116 392) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L546-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L513-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L480-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,483 INFO L274 CegarLoopResult]: For program point L447-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,484 INFO L274 CegarLoopResult]: For program point L414-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,484 INFO L274 CegarLoopResult]: For program point L216(lines 216 392) no Hoare annotation was computed. [2020-10-28 10:05:30,484 INFO L274 CegarLoopResult]: For program point L150(lines 150 392) no Hoare annotation was computed. [2020-10-28 10:05:30,484 INFO L274 CegarLoopResult]: For program point L51(lines 51 392) no Hoare annotation was computed. [2020-10-28 10:05:30,484 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,484 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,484 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-28 10:05:30,485 INFO L274 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-10-28 10:05:30,485 INFO L274 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-28 10:05:30,485 INFO L274 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-28 10:05:30,485 INFO L274 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-28 10:05:30,485 INFO L274 CegarLoopResult]: For program point L86(lines 86 392) no Hoare annotation was computed. [2020-10-28 10:05:30,485 INFO L274 CegarLoopResult]: For program point L549-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,485 INFO L274 CegarLoopResult]: For program point L516-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L483-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L450-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L384(lines 384 392) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L417-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L318(lines 318 392) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L252(lines 252 392) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-28 10:05:30,486 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-28 10:05:30,487 INFO L274 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-28 10:05:30,487 INFO L274 CegarLoopResult]: For program point L220(lines 220 392) no Hoare annotation was computed. [2020-10-28 10:05:30,487 INFO L274 CegarLoopResult]: For program point L154(lines 154 392) no Hoare annotation was computed. [2020-10-28 10:05:30,487 INFO L274 CegarLoopResult]: For program point L121(lines 121 392) no Hoare annotation was computed. [2020-10-28 10:05:30,487 INFO L274 CegarLoopResult]: For program point L320(lines 320 392) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L188(lines 188 392) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L56(lines 56 392) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L552-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L519-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L486-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L453-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L420-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L288(lines 288 392) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-28 10:05:30,488 INFO L274 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-10-28 10:05:30,489 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-28 10:05:30,489 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-28 10:05:30,489 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-28 10:05:30,489 INFO L274 CegarLoopResult]: For program point L355(lines 355 392) no Hoare annotation was computed. [2020-10-28 10:05:30,489 INFO L274 CegarLoopResult]: For program point L191(lines 191 392) no Hoare annotation was computed. [2020-10-28 10:05:30,489 INFO L274 CegarLoopResult]: For program point L555-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,489 INFO L274 CegarLoopResult]: For program point L522-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,489 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 32 577) the Hoare annotation is: (let ((.cse0 (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|)))) (and (or (not (<= |old(~a16~0)| 5)) .cse0) (or .cse0 (= |old(~a21~0)| 1)) (or .cse0 (= |old(~a7~0)| 1)))) [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L489-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L456-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L423-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L357(lines 357 392) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L258(lines 258 392) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L225(lines 225 392) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L126(lines 126 392) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-28 10:05:30,490 INFO L274 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L94(lines 94 392) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L326(lines 326 392) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L558-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L525-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L492-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L459-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L393(lines 393 395) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L426-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L393-2(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,491 INFO L274 CegarLoopResult]: For program point L294(lines 294 392) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L162(lines 162 392) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L196(lines 196 392) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L64(lines 64 392) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L263(lines 263 392) no Hoare annotation was computed. [2020-10-28 10:05:30,492 INFO L274 CegarLoopResult]: For program point L131(lines 131 392) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L561-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L528-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L495-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L462-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L429-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L363(lines 363 392) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L396-1(lines 32 577) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L99(lines 99 392) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L33(lines 33 392) no Hoare annotation was computed. [2020-10-28 10:05:30,493 INFO L274 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L331(lines 331 392) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L199(lines 199 392) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L67(lines 67 392) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L365(lines 365 392) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L233(lines 233 392) no Hoare annotation was computed. [2020-10-28 10:05:30,494 INFO L274 CegarLoopResult]: For program point L167(lines 167 392) no Hoare annotation was computed. [2020-10-28 10:05:30,495 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 10:05:30,495 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a16~0 5) (not (= ~a7~0 1))) [2020-10-28 10:05:30,495 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 10:05:30,495 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 10:05:30,495 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 579 596) the Hoare annotation is: (or (not (<= |old(~a16~0)| 5)) (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|)) (= |old(~a7~0)| 1)) [2020-10-28 10:05:30,495 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 579 596) no Hoare annotation was computed. [2020-10-28 10:05:30,495 INFO L270 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: (or (<= ~a16~0 5) (not (<= |old(~a16~0)| 5)) (not (= ~a21~0 1)) (not (= ~a7~0 1)) (= |old(~a7~0)| 1)) [2020-10-28 10:05:30,495 INFO L274 CegarLoopResult]: For program point L593-1(line 593) no Hoare annotation was computed. [2020-10-28 10:05:30,495 INFO L274 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-28 10:05:30,496 INFO L270 CegarLoopResult]: At program point L585-2(lines 585 595) the Hoare annotation is: (or (<= ~a16~0 5) (not (<= |old(~a16~0)| 5)) (not (= ~a21~0 1)) (not (= ~a7~0 1)) (= |old(~a7~0)| 1)) [2020-10-28 10:05:30,496 INFO L274 CegarLoopResult]: For program point L585-3(lines 579 596) no Hoare annotation was computed. [2020-10-28 10:05:30,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:05:30 BoogieIcfgContainer [2020-10-28 10:05:30,522 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 10:05:30,524 INFO L168 Benchmark]: Toolchain (without parser) took 29907.52 ms. Allocated memory was 157.3 MB in the beginning and 652.2 MB in the end (delta: 494.9 MB). Free memory was 129.9 MB in the beginning and 390.3 MB in the end (delta: -260.4 MB). Peak memory consumption was 235.4 MB. Max. memory is 8.0 GB. [2020-10-28 10:05:30,525 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 157.3 MB. Free memory was 128.2 MB in the beginning and 128.1 MB in the end (delta: 102.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 10:05:30,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.20 ms. Allocated memory is still 157.3 MB. Free memory was 129.1 MB in the beginning and 102.5 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2020-10-28 10:05:30,528 INFO L168 Benchmark]: Boogie Preprocessor took 168.98 ms. Allocated memory is still 157.3 MB. Free memory was 102.5 MB in the beginning and 134.3 MB in the end (delta: -31.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 8.0 GB. [2020-10-28 10:05:30,535 INFO L168 Benchmark]: RCFGBuilder took 1808.56 ms. Allocated memory was 157.3 MB in the beginning and 192.9 MB in the end (delta: 35.7 MB). Free memory was 133.8 MB in the beginning and 151.1 MB in the end (delta: -17.3 MB). Peak memory consumption was 89.1 MB. Max. memory is 8.0 GB. [2020-10-28 10:05:30,536 INFO L168 Benchmark]: TraceAbstraction took 27299.78 ms. Allocated memory was 192.9 MB in the beginning and 652.2 MB in the end (delta: 459.3 MB). Free memory was 150.6 MB in the beginning and 390.3 MB in the end (delta: -239.7 MB). Peak memory consumption was 219.1 MB. Max. memory is 8.0 GB. [2020-10-28 10:05:30,548 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 157.3 MB. Free memory was 128.2 MB in the beginning and 128.1 MB in the end (delta: 102.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 615.20 ms. Allocated memory is still 157.3 MB. Free memory was 129.1 MB in the beginning and 102.5 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 168.98 ms. Allocated memory is still 157.3 MB. Free memory was 102.5 MB in the beginning and 134.3 MB in the end (delta: -31.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1808.56 ms. Allocated memory was 157.3 MB in the beginning and 192.9 MB in the end (delta: 35.7 MB). Free memory was 133.8 MB in the beginning and 151.1 MB in the end (delta: -17.3 MB). Peak memory consumption was 89.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 27299.78 ms. Allocated memory was 192.9 MB in the beginning and 652.2 MB in the end (delta: 459.3 MB). Free memory was 150.6 MB in the beginning and 390.3 MB in the end (delta: -239.7 MB). Peak memory consumption was 219.1 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: 585]: Loop Invariant Derived loop invariant: (((a16 <= 5 || !(\old(a16) <= 5)) || !(a21 == 1)) || !(a7 == 1)) || \old(a7) == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 25.9s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 9.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 96 SDtfs, 1149 SDslu, 68 SDs, 0 SdLazy, 2528 SolverSat, 358 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=968occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 14 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 58 PreInvPairs, 78 NumberOfFragments, 245 HoareAnnotationTreeSize, 58 FomulaSimplifications, 4530 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 983 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.8s InterpolantComputationTime, 474 NumberOfCodeBlocks, 474 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 470 ConstructedInterpolants, 0 QuantifiedInterpolants, 223334 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 57/61 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...