/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/Problem10_label17.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 11:58:54,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 11:58:54,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 11:58:54,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 11:58:54,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 11:58:54,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 11:58:54,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 11:58:54,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 11:58:54,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 11:58:54,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 11:58:54,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 11:58:54,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 11:58:54,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 11:58:54,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 11:58:54,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 11:58:54,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 11:58:54,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 11:58:54,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 11:58:54,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 11:58:54,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 11:58:54,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 11:58:54,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 11:58:54,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 11:58:54,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 11:58:54,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 11:58:54,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 11:58:54,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 11:58:54,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 11:58:54,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 11:58:54,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 11:58:54,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 11:58:54,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 11:58:54,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 11:58:54,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 11:58:54,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 11:58:54,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 11:58:54,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 11:58:54,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 11:58:54,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 11:58:54,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 11:58:54,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 11:58:54,262 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 11:58:54,316 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 11:58:54,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 11:58:54,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 11:58:54,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 11:58:54,322 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 11:58:54,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 11:58:54,323 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 11:58:54,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 11:58:54,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 11:58:54,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 11:58:54,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 11:58:54,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 11:58:54,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 11:58:54,326 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 11:58:54,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 11:58:54,326 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 11:58:54,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 11:58:54,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 11:58:54,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 11:58:54,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 11:58:54,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 11:58:54,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 11:58:54,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 11:58:54,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 11:58:54,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 11:58:54,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 11:58:54,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 11:58:54,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 11:58:54,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 11:58:54,329 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 11:58:54,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 11:58:54,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 11:58:54,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 11:58:54,806 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 11:58:54,807 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 11:58:54,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label17.c [2020-10-28 11:58:54,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f30fd998/7284c71023194e60b7e29658c92e9f2b/FLAGb3b78cf2a [2020-10-28 11:58:55,666 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 11:58:55,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label17.c [2020-10-28 11:58:55,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f30fd998/7284c71023194e60b7e29658c92e9f2b/FLAGb3b78cf2a [2020-10-28 11:58:55,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f30fd998/7284c71023194e60b7e29658c92e9f2b [2020-10-28 11:58:55,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 11:58:55,895 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 11:58:55,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 11:58:55,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 11:58:55,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 11:58:55,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:58:55" (1/1) ... [2020-10-28 11:58:55,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2841e225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:55, skipping insertion in model container [2020-10-28 11:58:55,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:58:55" (1/1) ... [2020-10-28 11:58:55,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 11:58:55,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 11:58:56,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 11:58:56,465 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 11:58:56,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 11:58:56,746 INFO L208 MainTranslator]: Completed translation [2020-10-28 11:58:56,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56 WrapperNode [2020-10-28 11:58:56,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 11:58:56,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 11:58:56,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 11:58:56,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 11:58:56,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56" (1/1) ... [2020-10-28 11:58:56,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56" (1/1) ... [2020-10-28 11:58:56,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56" (1/1) ... [2020-10-28 11:58:56,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56" (1/1) ... [2020-10-28 11:58:56,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56" (1/1) ... [2020-10-28 11:58:56,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56" (1/1) ... [2020-10-28 11:58:56,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56" (1/1) ... [2020-10-28 11:58:56,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 11:58:56,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 11:58:56,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 11:58:56,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 11:58:56,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56" (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 11:58:56,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 11:58:56,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 11:58:56,952 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 11:58:56,952 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-28 11:58:56,952 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 11:58:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-28 11:58:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 11:58:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 11:58:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 11:58:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 11:58:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 11:58:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 11:58:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 11:58:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 11:58:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 11:58:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 11:58:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 11:58:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 11:58:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 11:58:58,295 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 11:58:58,295 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-28 11:58:58,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:58:58 BoogieIcfgContainer [2020-10-28 11:58:58,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 11:58:58,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 11:58:58,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 11:58:58,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 11:58:58,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:58:55" (1/3) ... [2020-10-28 11:58:58,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c5b0557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:58:58, skipping insertion in model container [2020-10-28 11:58:58,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:58:56" (2/3) ... [2020-10-28 11:58:58,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c5b0557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:58:58, skipping insertion in model container [2020-10-28 11:58:58,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:58:58" (3/3) ... [2020-10-28 11:58:58,308 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label17.c [2020-10-28 11:58:58,321 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 11:58:58,327 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 11:58:58,342 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 11:58:58,374 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 11:58:58,374 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 11:58:58,374 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 11:58:58,375 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 11:58:58,375 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 11:58:58,375 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 11:58:58,375 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 11:58:58,375 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 11:58:58,400 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states. [2020-10-28 11:58:58,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-28 11:58:58,409 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 11:58:58,410 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] [2020-10-28 11:58:58,410 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 11:58:58,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 11:58:58,418 INFO L82 PathProgramCache]: Analyzing trace with hash 1022438514, now seen corresponding path program 1 times [2020-10-28 11:58:58,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 11:58:58,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [851662857] [2020-10-28 11:58:58,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 11:58:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:58:58,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:58:59,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:58:59,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 11:58:59,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:58:59,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 630 [2020-10-28 11:58:59,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:58:59,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:58:59,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 11:58:59,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 11:58:59,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 11:58:59,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 11:58:59,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 11:58:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:58:59,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:58:59,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:58:59,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 11:58:59,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:58:59,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 11:58:59,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:58:59,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:58:59,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 11:58:59,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:58:59,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 11:58:59,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:58:59,510 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 11:58:59,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [851662857] [2020-10-28 11:58:59,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 11:58:59,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 11:58:59,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264348332] [2020-10-28 11:58:59,522 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 11:58:59,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 11:58:59,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 11:58:59,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 11:58:59,545 INFO L87 Difference]: Start difference. First operand 219 states. Second operand 5 states. [2020-10-28 11:59:01,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 11:59:01,678 INFO L93 Difference]: Finished difference Result 586 states and 1012 transitions. [2020-10-28 11:59:01,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 11:59:01,680 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-10-28 11:59:01,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 11:59:01,713 INFO L225 Difference]: With dead ends: 586 [2020-10-28 11:59:01,714 INFO L226 Difference]: Without dead ends: 303 [2020-10-28 11:59:01,735 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 11:59:01,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-10-28 11:59:01,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 299. [2020-10-28 11:59:01,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-10-28 11:59:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 396 transitions. [2020-10-28 11:59:01,824 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 396 transitions. Word has length 37 [2020-10-28 11:59:01,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 11:59:01,825 INFO L481 AbstractCegarLoop]: Abstraction has 299 states and 396 transitions. [2020-10-28 11:59:01,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 11:59:01,825 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 396 transitions. [2020-10-28 11:59:01,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-28 11:59:01,830 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 11:59:01,831 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:59:01,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 11:59:01,831 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 11:59:01,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 11:59:01,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1733295631, now seen corresponding path program 1 times [2020-10-28 11:59:01,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 11:59:01,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1370685518] [2020-10-28 11:59:01,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 11:59:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:01,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:02,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:02,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:02,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-10-28 11:59:02,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 11:59:02,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 849 [2020-10-28 11:59:02,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:02,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:02,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 11:59:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-28 11:59:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 11:59:02,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 11:59:02,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 11:59:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:02,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:02,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:02,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 11:59:02,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:02,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 11:59:02,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:02,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:02,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 11:59:02,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:02,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 11:59:02,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:02,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 11:59:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:02,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:02,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:02,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-28 11:59:02,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:02,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 11:59:02,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:02,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:02,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 11:59:02,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:02,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-28 11:59:02,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 11:59:03,029 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 11:59:03,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1370685518] [2020-10-28 11:59:03,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 11:59:03,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-28 11:59:03,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193704847] [2020-10-28 11:59:03,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 11:59:03,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 11:59:03,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 11:59:03,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 11:59:03,034 INFO L87 Difference]: Start difference. First operand 299 states and 396 transitions. Second operand 5 states. [2020-10-28 11:59:04,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 11:59:04,730 INFO L93 Difference]: Finished difference Result 886 states and 1199 transitions. [2020-10-28 11:59:04,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 11:59:04,732 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2020-10-28 11:59:04,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 11:59:04,745 INFO L225 Difference]: With dead ends: 886 [2020-10-28 11:59:04,746 INFO L226 Difference]: Without dead ends: 593 [2020-10-28 11:59:04,748 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 [2020-10-28 11:59:04,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2020-10-28 11:59:04,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 589. [2020-10-28 11:59:04,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 589 states. [2020-10-28 11:59:04,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 757 transitions. [2020-10-28 11:59:04,826 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 757 transitions. Word has length 107 [2020-10-28 11:59:04,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 11:59:04,828 INFO L481 AbstractCegarLoop]: Abstraction has 589 states and 757 transitions. [2020-10-28 11:59:04,828 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 11:59:04,828 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 757 transitions. [2020-10-28 11:59:04,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-28 11:59:04,835 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 11:59:04,836 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:59:04,837 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 11:59:04,837 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 11:59:04,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 11:59:04,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1842389229, now seen corresponding path program 1 times [2020-10-28 11:59:04,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 11:59:04,840 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2134560753] [2020-10-28 11:59:04,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 11:59:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:04,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:05,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:05,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:05,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-28 11:59:05,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 11:59:05,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 489 [2020-10-28 11:59:05,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:05,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:05,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 11:59:05,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-28 11:59:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 11:59:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:05,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 11:59:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:05,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:05,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:05,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 11:59:05,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:05,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 11:59:05,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:05,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:05,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 11:59:05,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:05,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 11:59:05,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:05,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 11:59:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:05,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:05,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:05,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 11:59:05,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:05,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-28 11:59:05,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:05,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:05,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 11:59:05,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:05,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-28 11:59:05,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:05,806 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 11:59:05,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2134560753] [2020-10-28 11:59:05,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 11:59:05,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-28 11:59:05,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677538345] [2020-10-28 11:59:05,809 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 11:59:05,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 11:59:05,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 11:59:05,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 11:59:05,810 INFO L87 Difference]: Start difference. First operand 589 states and 757 transitions. Second operand 6 states. [2020-10-28 11:59:08,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 11:59:08,302 INFO L93 Difference]: Finished difference Result 1756 states and 2415 transitions. [2020-10-28 11:59:08,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 11:59:08,304 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 116 [2020-10-28 11:59:08,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 11:59:08,317 INFO L225 Difference]: With dead ends: 1756 [2020-10-28 11:59:08,317 INFO L226 Difference]: Without dead ends: 1173 [2020-10-28 11:59:08,320 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-28 11:59:08,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1173 states. [2020-10-28 11:59:08,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1173 to 1169. [2020-10-28 11:59:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1169 states. [2020-10-28 11:59:08,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1555 transitions. [2020-10-28 11:59:08,390 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1555 transitions. Word has length 116 [2020-10-28 11:59:08,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 11:59:08,391 INFO L481 AbstractCegarLoop]: Abstraction has 1169 states and 1555 transitions. [2020-10-28 11:59:08,391 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 11:59:08,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1555 transitions. [2020-10-28 11:59:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-10-28 11:59:08,412 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 11:59:08,413 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 11:59:08,414 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 11:59:08,414 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 11:59:08,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 11:59:08,420 INFO L82 PathProgramCache]: Analyzing trace with hash -161906302, now seen corresponding path program 1 times [2020-10-28 11:59:08,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 11:59:08,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [302285606] [2020-10-28 11:59:08,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 11:59:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:08,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:08,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:09,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:11,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:11,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:13,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:13,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-28 11:59:13,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 11:59:13,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 11:59:13,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:13,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 11:59:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-28 11:59:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-28 11:59:13,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:13,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 11:59:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:13,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:13,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:13,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 11:59:13,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:13,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 11:59:13,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:13,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:13,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 11:59:13,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:13,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 11:59:13,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 22 [2020-10-28 11:59:13,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 11:59:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:13,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:13,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:13,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-28 11:59:13,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:13,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-28 11:59:13,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:13,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:13,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 11:59:13,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:13,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-28 11:59:13,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:13,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 11:59:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:13,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:13,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:14,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:14,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 11:59:14,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 11:59:14,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-28 11:59:14,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:14,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:14,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 11:59:14,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 11:59:14,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-28 11:59:14,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 11:59:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 111 proven. 29 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-28 11:59:14,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [302285606] [2020-10-28 11:59:14,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 11:59:14,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-28 11:59:14,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175284284] [2020-10-28 11:59:14,167 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 11:59:14,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 11:59:14,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 11:59:14,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-28 11:59:14,168 INFO L87 Difference]: Start difference. First operand 1169 states and 1555 transitions. Second operand 7 states. [2020-10-28 11:59:16,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 11:59:16,632 INFO L93 Difference]: Finished difference Result 3367 states and 4632 transitions. [2020-10-28 11:59:16,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 11:59:16,635 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 214 [2020-10-28 11:59:16,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 11:59:16,659 INFO L225 Difference]: With dead ends: 3367 [2020-10-28 11:59:16,659 INFO L226 Difference]: Without dead ends: 2204 [2020-10-28 11:59:16,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-28 11:59:16,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2204 states. [2020-10-28 11:59:16,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2204 to 1769. [2020-10-28 11:59:16,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1769 states. [2020-10-28 11:59:16,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1769 states and 2300 transitions. [2020-10-28 11:59:16,771 INFO L78 Accepts]: Start accepts. Automaton has 1769 states and 2300 transitions. Word has length 214 [2020-10-28 11:59:16,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 11:59:16,773 INFO L481 AbstractCegarLoop]: Abstraction has 1769 states and 2300 transitions. [2020-10-28 11:59:16,773 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 11:59:16,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2300 transitions. [2020-10-28 11:59:16,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2020-10-28 11:59:16,780 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 11:59:16,781 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 11:59:16,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 11:59:16,781 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 11:59:16,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 11:59:16,782 INFO L82 PathProgramCache]: Analyzing trace with hash -2116534776, now seen corresponding path program 1 times [2020-10-28 11:59:16,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 11:59:16,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [913074286] [2020-10-28 11:59:16,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 11:59:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:16,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:16,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:18,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:19,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:19,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:21,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:21,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-28 11:59:21,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 11:59:21,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-28 11:59:21,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:21,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:21,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 11:59:21,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 11:59:21,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-28 11:59:21,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:21,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 11:59:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:21,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:22,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:22,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 11:59:22,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:22,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 11:59:22,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:22,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:22,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 11:59:22,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:22,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 11:59:22,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 11:59:22,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 11:59:22,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:22,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:22,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:22,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 11:59:22,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:22,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-28 11:59:22,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:22,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:22,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 11:59:22,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:22,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-28 11:59:22,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:22,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 11:59:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:22,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:22,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:22,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:22,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 11:59:22,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 11:59:22,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 329 [2020-10-28 11:59:22,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:22,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:22,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 11:59:22,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 11:59:22,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-28 11:59:22,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 11:59:22,651 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 114 proven. 29 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-28 11:59:22,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [913074286] [2020-10-28 11:59:22,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 11:59:22,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-28 11:59:22,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084068035] [2020-10-28 11:59:22,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 11:59:22,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 11:59:22,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 11:59:22,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-28 11:59:22,655 INFO L87 Difference]: Start difference. First operand 1769 states and 2300 transitions. Second operand 7 states. [2020-10-28 11:59:24,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 11:59:24,822 INFO L93 Difference]: Finished difference Result 4547 states and 6024 transitions. [2020-10-28 11:59:24,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 11:59:24,822 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 223 [2020-10-28 11:59:24,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 11:59:24,839 INFO L225 Difference]: With dead ends: 4547 [2020-10-28 11:59:24,840 INFO L226 Difference]: Without dead ends: 2784 [2020-10-28 11:59:24,845 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-28 11:59:24,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2020-10-28 11:59:24,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2639. [2020-10-28 11:59:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2639 states. [2020-10-28 11:59:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 2639 states and 3481 transitions. [2020-10-28 11:59:24,938 INFO L78 Accepts]: Start accepts. Automaton has 2639 states and 3481 transitions. Word has length 223 [2020-10-28 11:59:24,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 11:59:24,938 INFO L481 AbstractCegarLoop]: Abstraction has 2639 states and 3481 transitions. [2020-10-28 11:59:24,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 11:59:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3481 transitions. [2020-10-28 11:59:24,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-10-28 11:59:24,947 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 11:59:24,947 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 11:59:24,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 11:59:24,948 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 11:59:24,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 11:59:24,948 INFO L82 PathProgramCache]: Analyzing trace with hash -815649934, now seen corresponding path program 1 times [2020-10-28 11:59:24,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 11:59:24,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [671900670] [2020-10-28 11:59:24,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 11:59:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:25,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:25,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:25,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:26,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:27,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:27,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 257 [2020-10-28 11:59:27,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 11:59:27,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2173 [2020-10-28 11:59:27,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:27,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:27,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 11:59:27,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-28 11:59:27,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-28 11:59:27,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:27,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 11:59:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:27,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:27,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:27,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 11:59:27,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:27,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 11:59:27,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:27,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:27,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 11:59:27,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:27,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 11:59:27,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:27,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 11:59:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:27,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:27,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:27,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 11:59:27,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:27,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 11:59:27,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:27,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:27,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 11:59:27,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 11:59:27,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-28 11:59:27,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:27,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 11:59:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 11:59:27,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 11:59:27,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 11:59:27,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-28 11:59:27,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 11:59:27,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 187 [2020-10-28 11:59:27,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 11:59:27,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 11:59:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 11:59:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 11:59:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-28 11:59:27,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 11:59:27,789 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 134 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 11:59:27,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [671900670] [2020-10-28 11:59:27,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 11:59:27,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-28 11:59:27,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846243704] [2020-10-28 11:59:27,791 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 11:59:27,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 11:59:27,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 11:59:27,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-28 11:59:27,792 INFO L87 Difference]: Start difference. First operand 2639 states and 3481 transitions. Second operand 7 states. [2020-10-28 11:59:30,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 11:59:30,228 INFO L93 Difference]: Finished difference Result 6244 states and 9366 transitions. [2020-10-28 11:59:30,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 11:59:30,229 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 243 [2020-10-28 11:59:30,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 11:59:30,230 INFO L225 Difference]: With dead ends: 6244 [2020-10-28 11:59:30,230 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 11:59:30,256 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-28 11:59:30,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 11:59:30,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 11:59:30,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 11:59:30,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 11:59:30,258 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 243 [2020-10-28 11:59:30,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 11:59:30,258 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 11:59:30,258 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 11:59:30,258 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 11:59:30,258 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 11:59:30,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 11:59:30,261 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 11:59:30,439 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 20 [2020-10-28 11:59:31,829 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 28 [2020-10-28 11:59:32,016 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-28 11:59:32,016 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-28 11:59:32,016 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-28 11:59:32,017 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-28 11:59:32,017 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 11:59:32,017 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|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~a4~0 |old(~a4~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a10~0 |old(~a10~0)|)) [2020-10-28 11:59:32,017 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 11:59:32,018 INFO L274 CegarLoopResult]: For program point L531(lines 531 574) no Hoare annotation was computed. [2020-10-28 11:59:32,018 INFO L274 CegarLoopResult]: For program point L432(lines 432 574) no Hoare annotation was computed. [2020-10-28 11:59:32,018 INFO L274 CegarLoopResult]: For program point L267(lines 267 574) no Hoare annotation was computed. [2020-10-28 11:59:32,018 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-28 11:59:32,018 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-28 11:59:32,018 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-28 11:59:32,018 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-28 11:59:32,018 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-28 11:59:32,019 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-28 11:59:32,019 INFO L274 CegarLoopResult]: For program point L565(lines 565 574) no Hoare annotation was computed. [2020-10-28 11:59:32,019 INFO L274 CegarLoopResult]: For program point L400(lines 400 574) no Hoare annotation was computed. [2020-10-28 11:59:32,019 INFO L274 CegarLoopResult]: For program point L367(lines 367 574) no Hoare annotation was computed. [2020-10-28 11:59:32,019 INFO L274 CegarLoopResult]: For program point L467(lines 467 574) no Hoare annotation was computed. [2020-10-28 11:59:32,019 INFO L274 CegarLoopResult]: For program point L203-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,020 INFO L274 CegarLoopResult]: For program point L170-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,020 INFO L274 CegarLoopResult]: For program point L137-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,020 INFO L274 CegarLoopResult]: For program point L104-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,020 INFO L274 CegarLoopResult]: For program point L71-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,020 INFO L274 CegarLoopResult]: For program point L38-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,020 INFO L274 CegarLoopResult]: For program point L501(lines 501 574) no Hoare annotation was computed. [2020-10-28 11:59:32,020 INFO L274 CegarLoopResult]: For program point L303(lines 303 574) no Hoare annotation was computed. [2020-10-28 11:59:32,020 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-28 11:59:32,021 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-28 11:59:32,021 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-28 11:59:32,021 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-28 11:59:32,021 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-28 11:59:32,021 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-28 11:59:32,021 INFO L274 CegarLoopResult]: For program point L337(lines 337 574) no Hoare annotation was computed. [2020-10-28 11:59:32,021 INFO L274 CegarLoopResult]: For program point L238(lines 238 574) no Hoare annotation was computed. [2020-10-28 11:59:32,021 INFO L274 CegarLoopResult]: For program point L536(lines 536 574) no Hoare annotation was computed. [2020-10-28 11:59:32,022 INFO L274 CegarLoopResult]: For program point L173-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,022 INFO L274 CegarLoopResult]: For program point L140-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,022 INFO L274 CegarLoopResult]: For program point L107-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,022 INFO L274 CegarLoopResult]: For program point L74-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,022 INFO L274 CegarLoopResult]: For program point L41-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,022 INFO L274 CegarLoopResult]: For program point L438(lines 438 574) no Hoare annotation was computed. [2020-10-28 11:59:32,022 INFO L274 CegarLoopResult]: For program point L405(lines 405 574) no Hoare annotation was computed. [2020-10-28 11:59:32,022 INFO L274 CegarLoopResult]: For program point L372(lines 372 574) no Hoare annotation was computed. [2020-10-28 11:59:32,023 INFO L274 CegarLoopResult]: For program point L273(lines 273 574) no Hoare annotation was computed. [2020-10-28 11:59:32,023 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-28 11:59:32,023 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-28 11:59:32,023 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-28 11:59:32,023 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-28 11:59:32,023 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-28 11:59:32,023 INFO L274 CegarLoopResult]: For program point L571(lines 571 574) no Hoare annotation was computed. [2020-10-28 11:59:32,024 INFO L274 CegarLoopResult]: For program point L241(lines 241 574) no Hoare annotation was computed. [2020-10-28 11:59:32,024 INFO L274 CegarLoopResult]: For program point L506(lines 506 574) no Hoare annotation was computed. [2020-10-28 11:59:32,024 INFO L274 CegarLoopResult]: For program point L473(lines 473 574) no Hoare annotation was computed. [2020-10-28 11:59:32,024 INFO L274 CegarLoopResult]: For program point L308(lines 308 574) no Hoare annotation was computed. [2020-10-28 11:59:32,024 INFO L274 CegarLoopResult]: For program point L176-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,024 INFO L274 CegarLoopResult]: For program point L143-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,024 INFO L274 CegarLoopResult]: For program point L110-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,024 INFO L274 CegarLoopResult]: For program point L77-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,025 INFO L274 CegarLoopResult]: For program point L44-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,025 INFO L274 CegarLoopResult]: For program point L342(lines 342 574) no Hoare annotation was computed. [2020-10-28 11:59:32,025 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-28 11:59:32,025 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-28 11:59:32,025 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-28 11:59:32,025 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-28 11:59:32,025 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-28 11:59:32,025 INFO L274 CegarLoopResult]: For program point L542(lines 542 574) no Hoare annotation was computed. [2020-10-28 11:59:32,026 INFO L274 CegarLoopResult]: For program point L410(lines 410 574) no Hoare annotation was computed. [2020-10-28 11:59:32,026 INFO L274 CegarLoopResult]: For program point L377(lines 377 574) no Hoare annotation was computed. [2020-10-28 11:59:32,026 INFO L274 CegarLoopResult]: For program point L212(lines 212 574) no Hoare annotation was computed. [2020-10-28 11:59:32,026 INFO L274 CegarLoopResult]: For program point L179-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,026 INFO L274 CegarLoopResult]: For program point L146-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,026 INFO L274 CegarLoopResult]: For program point L113-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,026 INFO L274 CegarLoopResult]: For program point L80-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,026 INFO L274 CegarLoopResult]: For program point L47-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,027 INFO L274 CegarLoopResult]: For program point L444(lines 444 574) no Hoare annotation was computed. [2020-10-28 11:59:32,027 INFO L274 CegarLoopResult]: For program point L279(lines 279 574) no Hoare annotation was computed. [2020-10-28 11:59:32,027 INFO L274 CegarLoopResult]: For program point L246(lines 246 574) no Hoare annotation was computed. [2020-10-28 11:59:32,027 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-28 11:59:32,027 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-28 11:59:32,027 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-28 11:59:32,027 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-28 11:59:32,028 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-28 11:59:32,028 INFO L274 CegarLoopResult]: For program point L511(lines 511 574) no Hoare annotation was computed. [2020-10-28 11:59:32,028 INFO L274 CegarLoopResult]: For program point L478(lines 478 574) no Hoare annotation was computed. [2020-10-28 11:59:32,028 INFO L274 CegarLoopResult]: For program point L380(lines 380 574) no Hoare annotation was computed. [2020-10-28 11:59:32,028 INFO L274 CegarLoopResult]: For program point L347(lines 347 574) no Hoare annotation was computed. [2020-10-28 11:59:32,028 INFO L274 CegarLoopResult]: For program point L314(lines 314 574) no Hoare annotation was computed. [2020-10-28 11:59:32,028 INFO L274 CegarLoopResult]: For program point L182-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,028 INFO L274 CegarLoopResult]: For program point L149-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,029 INFO L274 CegarLoopResult]: For program point L116-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,029 INFO L274 CegarLoopResult]: For program point L83-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,029 INFO L274 CegarLoopResult]: For program point L50-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,029 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-28 11:59:32,029 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-28 11:59:32,029 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-28 11:59:32,029 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-28 11:59:32,029 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-28 11:59:32,030 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,030 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,030 INFO L274 CegarLoopResult]: For program point L547(lines 547 574) no Hoare annotation was computed. [2020-10-28 11:59:32,030 INFO L274 CegarLoopResult]: For program point L217(lines 217 574) no Hoare annotation was computed. [2020-10-28 11:59:32,030 INFO L274 CegarLoopResult]: For program point L416(lines 416 574) no Hoare annotation was computed. [2020-10-28 11:59:32,030 INFO L274 CegarLoopResult]: For program point L251(lines 251 574) no Hoare annotation was computed. [2020-10-28 11:59:32,030 INFO L274 CegarLoopResult]: For program point L185-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,031 INFO L274 CegarLoopResult]: For program point L152-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,031 INFO L274 CegarLoopResult]: For program point L119-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,031 INFO L274 CegarLoopResult]: For program point L86-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,031 INFO L274 CegarLoopResult]: For program point L53-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,031 INFO L274 CegarLoopResult]: For program point L516(lines 516 574) no Hoare annotation was computed. [2020-10-28 11:59:32,031 INFO L274 CegarLoopResult]: For program point L483(lines 483 574) no Hoare annotation was computed. [2020-10-28 11:59:32,031 INFO L274 CegarLoopResult]: For program point L450(lines 450 574) no Hoare annotation was computed. [2020-10-28 11:59:32,031 INFO L274 CegarLoopResult]: For program point L285(lines 285 574) no Hoare annotation was computed. [2020-10-28 11:59:32,031 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-28 11:59:32,032 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-28 11:59:32,032 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-28 11:59:32,032 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-28 11:59:32,032 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-28 11:59:32,032 INFO L274 CegarLoopResult]: For program point L550(lines 550 574) no Hoare annotation was computed. [2020-10-28 11:59:32,032 INFO L274 CegarLoopResult]: For program point L385(lines 385 574) no Hoare annotation was computed. [2020-10-28 11:59:32,032 INFO L274 CegarLoopResult]: For program point L319(lines 319 574) no Hoare annotation was computed. [2020-10-28 11:59:32,032 INFO L274 CegarLoopResult]: For program point L353(lines 353 574) no Hoare annotation was computed. [2020-10-28 11:59:32,032 INFO L274 CegarLoopResult]: For program point L188-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,033 INFO L274 CegarLoopResult]: For program point L155-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,033 INFO L274 CegarLoopResult]: For program point L122-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,033 INFO L274 CegarLoopResult]: For program point L89-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,033 INFO L274 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-10-28 11:59:32,033 INFO L274 CegarLoopResult]: For program point L56-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,033 INFO L274 CegarLoopResult]: For program point L23-2(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,033 INFO L274 CegarLoopResult]: For program point L519(lines 519 574) no Hoare annotation was computed. [2020-10-28 11:59:32,033 INFO L274 CegarLoopResult]: For program point L288(lines 288 574) no Hoare annotation was computed. [2020-10-28 11:59:32,033 INFO L274 CegarLoopResult]: For program point L222(lines 222 574) no Hoare annotation was computed. [2020-10-28 11:59:32,034 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-28 11:59:32,034 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-28 11:59:32,034 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-28 11:59:32,034 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-28 11:59:32,034 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-28 11:59:32,034 INFO L274 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-10-28 11:59:32,034 INFO L274 CegarLoopResult]: For program point L421(lines 421 574) no Hoare annotation was computed. [2020-10-28 11:59:32,034 INFO L274 CegarLoopResult]: For program point L322(lines 322 574) no Hoare annotation was computed. [2020-10-28 11:59:32,035 INFO L274 CegarLoopResult]: For program point L256(lines 256 574) no Hoare annotation was computed. [2020-10-28 11:59:32,035 INFO L274 CegarLoopResult]: For program point L356(lines 356 574) no Hoare annotation was computed. [2020-10-28 11:59:32,035 INFO L274 CegarLoopResult]: For program point L191-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,035 INFO L274 CegarLoopResult]: For program point L158-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,035 INFO L274 CegarLoopResult]: For program point L125-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,035 INFO L274 CegarLoopResult]: For program point L92-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,035 INFO L274 CegarLoopResult]: For program point L59-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,035 INFO L274 CegarLoopResult]: For program point L26-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,036 INFO L274 CegarLoopResult]: For program point L489(lines 489 574) no Hoare annotation was computed. [2020-10-28 11:59:32,036 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 576) the Hoare annotation is: (let ((.cse0 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or .cse0 (not (<= (+ |old(~a1~0)| 75821) 0))) (or .cse0 (not (= 8 |old(~a19~0)|))) (or (not (= 9 |old(~a19~0)|)) .cse0) (or .cse0 (= 4 |old(~a10~0)|)))) [2020-10-28 11:59:32,036 INFO L274 CegarLoopResult]: For program point L456(lines 456 574) no Hoare annotation was computed. [2020-10-28 11:59:32,036 INFO L274 CegarLoopResult]: For program point L390(lines 390 574) no Hoare annotation was computed. [2020-10-28 11:59:32,036 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-28 11:59:32,036 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-28 11:59:32,036 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-28 11:59:32,037 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-28 11:59:32,037 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-28 11:59:32,037 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-28 11:59:32,037 INFO L274 CegarLoopResult]: For program point L556(lines 556 574) no Hoare annotation was computed. [2020-10-28 11:59:32,037 INFO L274 CegarLoopResult]: For program point L325(lines 325 574) no Hoare annotation was computed. [2020-10-28 11:59:32,037 INFO L274 CegarLoopResult]: For program point L359(lines 359 574) no Hoare annotation was computed. [2020-10-28 11:59:32,037 INFO L274 CegarLoopResult]: For program point L293(lines 293 574) no Hoare annotation was computed. [2020-10-28 11:59:32,038 INFO L274 CegarLoopResult]: For program point L227(lines 227 574) no Hoare annotation was computed. [2020-10-28 11:59:32,038 INFO L274 CegarLoopResult]: For program point L194-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,038 INFO L274 CegarLoopResult]: For program point L161-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,038 INFO L274 CegarLoopResult]: For program point L128-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,038 INFO L274 CegarLoopResult]: For program point L95-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,038 INFO L274 CegarLoopResult]: For program point L62-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,038 INFO L274 CegarLoopResult]: For program point L29-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,038 INFO L274 CegarLoopResult]: For program point L525(lines 525 574) no Hoare annotation was computed. [2020-10-28 11:59:32,038 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-28 11:59:32,039 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-28 11:59:32,039 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-28 11:59:32,039 INFO L270 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (and (not (<= (+ |old(~a1~0)| 75821) 0)) (not (= 9 |old(~a19~0)|)) (= 4 |old(~a10~0)|) (not (= 8 |old(~a19~0)|))) [2020-10-28 11:59:32,039 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-28 11:59:32,039 INFO L274 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-10-28 11:59:32,039 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-28 11:59:32,039 INFO L274 CegarLoopResult]: For program point L559(lines 559 574) no Hoare annotation was computed. [2020-10-28 11:59:32,040 INFO L274 CegarLoopResult]: For program point L427(lines 427 574) no Hoare annotation was computed. [2020-10-28 11:59:32,040 INFO L274 CegarLoopResult]: For program point L328(lines 328 574) no Hoare annotation was computed. [2020-10-28 11:59:32,040 INFO L274 CegarLoopResult]: For program point L262(lines 262 574) no Hoare annotation was computed. [2020-10-28 11:59:32,040 INFO L274 CegarLoopResult]: For program point L395(lines 395 574) no Hoare annotation was computed. [2020-10-28 11:59:32,040 INFO L274 CegarLoopResult]: For program point L362(lines 362 574) no Hoare annotation was computed. [2020-10-28 11:59:32,040 INFO L274 CegarLoopResult]: For program point L197-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,041 INFO L274 CegarLoopResult]: For program point L164-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,041 INFO L274 CegarLoopResult]: For program point L131-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,041 INFO L274 CegarLoopResult]: For program point L98-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,041 INFO L274 CegarLoopResult]: For program point L65-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,041 INFO L274 CegarLoopResult]: For program point L32-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,041 INFO L274 CegarLoopResult]: For program point L528(lines 528 574) no Hoare annotation was computed. [2020-10-28 11:59:32,041 INFO L274 CegarLoopResult]: For program point L495(lines 495 574) no Hoare annotation was computed. [2020-10-28 11:59:32,042 INFO L274 CegarLoopResult]: For program point L462(lines 462 574) no Hoare annotation was computed. [2020-10-28 11:59:32,042 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-28 11:59:32,042 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-28 11:59:32,042 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-28 11:59:32,042 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-28 11:59:32,042 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-28 11:59:32,042 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-28 11:59:32,042 INFO L274 CegarLoopResult]: For program point L331(lines 331 574) no Hoare annotation was computed. [2020-10-28 11:59:32,043 INFO L274 CegarLoopResult]: For program point L298(lines 298 574) no Hoare annotation was computed. [2020-10-28 11:59:32,043 INFO L274 CegarLoopResult]: For program point L233(lines 233 574) no Hoare annotation was computed. [2020-10-28 11:59:32,043 INFO L274 CegarLoopResult]: For program point L200-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,043 INFO L274 CegarLoopResult]: For program point L167-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,043 INFO L274 CegarLoopResult]: For program point L134-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,043 INFO L274 CegarLoopResult]: For program point L101-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,043 INFO L274 CegarLoopResult]: For program point L68-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,043 INFO L274 CegarLoopResult]: For program point L35-1(lines 22 576) no Hoare annotation was computed. [2020-10-28 11:59:32,044 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 11:59:32,044 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a10~0 0) (= ~a19~0 9) (<= ~a1~0 32)) [2020-10-28 11:59:32,044 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 11:59:32,044 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 11:59:32,044 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 578 594) the Hoare annotation is: (or (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) (not (= 9 |old(~a19~0)|)) (not (= 0 |old(~a10~0)|)) (not (<= |old(~a1~0)| 32))) [2020-10-28 11:59:32,044 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 578 594) no Hoare annotation was computed. [2020-10-28 11:59:32,045 INFO L270 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: (or (= ~a19~0 8) (not (= ~a10~0 4)) (not (= 9 |old(~a19~0)|)) (= ~a19~0 9) (not (= 0 |old(~a10~0)|)) (not (<= |old(~a1~0)| 32)) (<= (+ ~a1~0 75821) 0)) [2020-10-28 11:59:32,045 INFO L274 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-10-28 11:59:32,045 INFO L274 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-28 11:59:32,045 INFO L270 CegarLoopResult]: At program point L584-2(lines 584 593) the Hoare annotation is: (or (= ~a19~0 8) (not (= ~a10~0 4)) (not (= 9 |old(~a19~0)|)) (= ~a19~0 9) (not (= 0 |old(~a10~0)|)) (not (<= |old(~a1~0)| 32)) (<= (+ ~a1~0 75821) 0)) [2020-10-28 11:59:32,045 INFO L274 CegarLoopResult]: For program point L584-3(lines 578 594) no Hoare annotation was computed. [2020-10-28 11:59:32,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:59:32 BoogieIcfgContainer [2020-10-28 11:59:32,068 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 11:59:32,070 INFO L168 Benchmark]: Toolchain (without parser) took 36179.82 ms. Allocated memory was 151.0 MB in the beginning and 638.6 MB in the end (delta: 487.6 MB). Free memory was 125.2 MB in the beginning and 470.6 MB in the end (delta: -345.4 MB). Peak memory consumption was 380.2 MB. Max. memory is 8.0 GB. [2020-10-28 11:59:32,071 INFO L168 Benchmark]: CDTParser took 0.26 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. [2020-10-28 11:59:32,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 848.08 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 130.0 MB in the end (delta: -5.5 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB. [2020-10-28 11:59:32,073 INFO L168 Benchmark]: Boogie Preprocessor took 112.72 ms. Allocated memory is still 151.0 MB. Free memory was 130.0 MB in the beginning and 125.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-28 11:59:32,074 INFO L168 Benchmark]: RCFGBuilder took 1435.18 ms. Allocated memory was 151.0 MB in the beginning and 210.8 MB in the end (delta: 59.8 MB). Free memory was 125.3 MB in the beginning and 165.3 MB in the end (delta: -40.0 MB). Peak memory consumption was 81.6 MB. Max. memory is 8.0 GB. [2020-10-28 11:59:32,075 INFO L168 Benchmark]: TraceAbstraction took 33767.84 ms. Allocated memory was 210.8 MB in the beginning and 638.6 MB in the end (delta: 427.8 MB). Free memory was 164.8 MB in the beginning and 470.6 MB in the end (delta: -305.8 MB). Peak memory consumption was 359.0 MB. Max. memory is 8.0 GB. [2020-10-28 11:59:32,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 848.08 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 130.0 MB in the end (delta: -5.5 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 112.72 ms. Allocated memory is still 151.0 MB. Free memory was 130.0 MB in the beginning and 125.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1435.18 ms. Allocated memory was 151.0 MB in the beginning and 210.8 MB in the end (delta: 59.8 MB). Free memory was 125.3 MB in the beginning and 165.3 MB in the end (delta: -40.0 MB). Peak memory consumption was 81.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 33767.84 ms. Allocated memory was 210.8 MB in the beginning and 638.6 MB in the end (delta: 427.8 MB). Free memory was 164.8 MB in the beginning and 470.6 MB in the end (delta: -305.8 MB). Peak memory consumption was 359.0 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: 584]: Loop Invariant Derived loop invariant: (((((a19 == 8 || !(a10 == 4)) || !(9 == \old(a19))) || a19 == 9) || !(0 == \old(a10))) || !(\old(a1) <= 32)) || a1 + 75821 <= 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 219 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 31.8s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 13.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 160 SDtfs, 2711 SDslu, 196 SDs, 0 SdLazy, 5570 SolverSat, 899 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2639occurred 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, 592 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 262 PreInvPairs, 422 NumberOfFragments, 232 HoareAnnotationTreeSize, 262 FomulaSimplifications, 27109 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 2212 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 16.8s InterpolantComputationTime, 940 NumberOfCodeBlocks, 940 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 934 ConstructedInterpolants, 0 QuantifiedInterpolants, 451717 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 426/488 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...