/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=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label20.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 15:36:46,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 15:36:46,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 15:36:46,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 15:36:46,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 15:36:46,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 15:36:46,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 15:36:46,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 15:36:46,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 15:36:46,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 15:36:46,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 15:36:46,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 15:36:46,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 15:36:46,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 15:36:46,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 15:36:46,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 15:36:46,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 15:36:46,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 15:36:46,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 15:36:46,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 15:36:46,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 15:36:46,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 15:36:46,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 15:36:46,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 15:36:46,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 15:36:46,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 15:36:46,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 15:36:46,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 15:36:46,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 15:36:46,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 15:36:46,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 15:36:46,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 15:36:46,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 15:36:46,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 15:36:46,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 15:36:46,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 15:36:46,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 15:36:46,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 15:36:46,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 15:36:46,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 15:36:46,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 15:36:46,907 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 [2020-10-27 15:36:46,934 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 15:36:46,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 15:36:46,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 15:36:46,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 15:36:46,937 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 15:36:46,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 15:36:46,937 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 15:36:46,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 15:36:46,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 15:36:46,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 15:36:46,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 15:36:46,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 15:36:46,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 15:36:46,939 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 15:36:46,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 15:36:46,940 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 15:36:46,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 15:36:46,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 15:36:46,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 15:36:46,941 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 15:36:46,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 15:36:46,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 15:36:46,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 15:36:46,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 15:36:46,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 15:36:46,942 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 15:36:46,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 15:36:46,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 15:36:46,943 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 15:36:46,943 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 15:36:47,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 15:36:47,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 15:36:47,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 15:36:47,418 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 15:36:47,419 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 15:36:47,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label20.c [2020-10-27 15:36:47,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c78aaf562/50522f5def2b41a4a07e0a155fede8f7/FLAG77902fdca [2020-10-27 15:36:48,389 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 15:36:48,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label20.c [2020-10-27 15:36:48,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c78aaf562/50522f5def2b41a4a07e0a155fede8f7/FLAG77902fdca [2020-10-27 15:36:48,568 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c78aaf562/50522f5def2b41a4a07e0a155fede8f7 [2020-10-27 15:36:48,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 15:36:48,579 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 15:36:48,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 15:36:48,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 15:36:48,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 15:36:48,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:36:48" (1/1) ... [2020-10-27 15:36:48,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ca2628f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:48, skipping insertion in model container [2020-10-27 15:36:48,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:36:48" (1/1) ... [2020-10-27 15:36:48,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 15:36:48,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 15:36:49,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 15:36:49,120 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 15:36:49,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 15:36:49,330 INFO L208 MainTranslator]: Completed translation [2020-10-27 15:36:49,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49 WrapperNode [2020-10-27 15:36:49,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 15:36:49,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 15:36:49,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 15:36:49,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 15:36:49,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49" (1/1) ... [2020-10-27 15:36:49,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49" (1/1) ... [2020-10-27 15:36:49,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49" (1/1) ... [2020-10-27 15:36:49,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49" (1/1) ... [2020-10-27 15:36:49,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49" (1/1) ... [2020-10-27 15:36:49,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49" (1/1) ... [2020-10-27 15:36:49,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49" (1/1) ... [2020-10-27 15:36:49,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 15:36:49,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 15:36:49,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 15:36:49,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 15:36:49,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49" (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 [2020-10-27 15:36:49,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 15:36:49,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 15:36:49,583 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 15:36:49,584 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-27 15:36:49,584 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 15:36:49,585 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-27 15:36:49,585 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 15:36:49,585 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 15:36:49,585 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 15:36:49,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 15:36:49,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 15:36:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 15:36:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 15:36:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 15:36:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 15:36:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 15:36:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 15:36:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 15:36:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 15:36:51,516 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 15:36:51,516 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-27 15:36:51,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:36:51 BoogieIcfgContainer [2020-10-27 15:36:51,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 15:36:51,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 15:36:51,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 15:36:51,524 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 15:36:51,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:36:48" (1/3) ... [2020-10-27 15:36:51,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41537c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:36:51, skipping insertion in model container [2020-10-27 15:36:51,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:49" (2/3) ... [2020-10-27 15:36:51,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41537c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:36:51, skipping insertion in model container [2020-10-27 15:36:51,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:36:51" (3/3) ... [2020-10-27 15:36:51,528 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label20.c [2020-10-27 15:36:51,540 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 15:36:51,546 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 15:36:51,561 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 15:36:51,594 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 15:36:51,594 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 15:36:51,595 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 15:36:51,595 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 15:36:51,595 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 15:36:51,595 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 15:36:51,595 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 15:36:51,596 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 15:36:51,622 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2020-10-27 15:36:51,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-27 15:36:51,635 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:36:51,637 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 15:36:51,637 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:36:51,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:36:51,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1779792685, now seen corresponding path program 1 times [2020-10-27 15:36:51,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:36:51,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2068409178] [2020-10-27 15:36:51,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:36:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:36:52,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:36:52,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:36:53,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:36:53,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-27 15:36:53,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 15:36:53,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1976 [2020-10-27 15:36:53,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:36:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 15:36:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 15:36:53,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-27 15:36:53,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 15:36:54,675 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 39 [2020-10-27 15:36:54,881 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 37 [2020-10-27 15:36:55,066 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 33 [2020-10-27 15:36:55,201 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 28 [2020-10-27 15:36:55,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:36:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:36:55,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:36:55,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:36:55,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:36:55,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:36:55,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 15:36:55,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:36:55,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:36:55,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:36:55,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 15:36:55,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:36:55,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 15:36:55,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2068409178] [2020-10-27 15:36:55,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 15:36:55,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 15:36:55,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100661397] [2020-10-27 15:36:55,604 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 15:36:55,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:36:55,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 15:36:55,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-27 15:36:55,623 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 11 states. [2020-10-27 15:36:55,854 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-27 15:36:56,017 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-27 15:36:56,173 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-27 15:36:56,370 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 15:36:56,829 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 118 [2020-10-27 15:36:57,300 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 115 [2020-10-27 15:36:58,200 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 111 [2020-10-27 15:36:58,912 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 106 [2020-10-27 15:36:59,237 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2020-10-27 15:37:00,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:37:00,274 INFO L93 Difference]: Finished difference Result 541 states and 898 transitions. [2020-10-27 15:37:00,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 15:37:00,281 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 106 [2020-10-27 15:37:00,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:37:00,299 INFO L225 Difference]: With dead ends: 541 [2020-10-27 15:37:00,299 INFO L226 Difference]: Without dead ends: 237 [2020-10-27 15:37:00,309 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2020-10-27 15:37:00,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2020-10-27 15:37:00,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 234. [2020-10-27 15:37:00,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-10-27 15:37:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 324 transitions. [2020-10-27 15:37:00,377 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 324 transitions. Word has length 106 [2020-10-27 15:37:00,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:37:00,378 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 324 transitions. [2020-10-27 15:37:00,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 15:37:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 324 transitions. [2020-10-27 15:37:00,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-27 15:37:00,384 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:37:00,384 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 15:37:00,385 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 15:37:00,385 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:37:00,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:37:00,386 INFO L82 PathProgramCache]: Analyzing trace with hash -341932916, now seen corresponding path program 1 times [2020-10-27 15:37:00,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:37:00,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [946277325] [2020-10-27 15:37:00,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:37:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:00,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:00,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:01,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:02,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:02,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 15:37:02,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 15:37:02,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1697 [2020-10-27 15:37:02,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:02,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 15:37:02,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 15:37:02,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-27 15:37:02,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 15:37:02,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:37:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:02,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:02,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:02,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:37:02,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:02,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 15:37:02,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:02,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:37:02,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:02,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:37:02,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:02,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 15:37:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:02,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:02,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:02,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 15:37:02,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:02,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 15:37:02,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:02,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:37:02,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:02,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 15:37:02,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:02,404 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 15:37:02,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [946277325] [2020-10-27 15:37:02,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 15:37:02,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 15:37:02,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280729747] [2020-10-27 15:37:02,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 15:37:02,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:37:02,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 15:37:02,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 15:37:02,408 INFO L87 Difference]: Start difference. First operand 234 states and 324 transitions. Second operand 5 states. [2020-10-27 15:37:04,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:37:04,127 INFO L93 Difference]: Finished difference Result 612 states and 875 transitions. [2020-10-27 15:37:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 15:37:04,128 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 115 [2020-10-27 15:37:04,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:37:04,134 INFO L225 Difference]: With dead ends: 612 [2020-10-27 15:37:04,134 INFO L226 Difference]: Without dead ends: 384 [2020-10-27 15:37:04,136 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 [2020-10-27 15:37:04,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2020-10-27 15:37:04,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 381. [2020-10-27 15:37:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2020-10-27 15:37:04,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 533 transitions. [2020-10-27 15:37:04,171 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 533 transitions. Word has length 115 [2020-10-27 15:37:04,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:37:04,172 INFO L481 AbstractCegarLoop]: Abstraction has 381 states and 533 transitions. [2020-10-27 15:37:04,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 15:37:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 533 transitions. [2020-10-27 15:37:04,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 15:37:04,176 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:37:04,177 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 15:37:04,177 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 15:37:04,177 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:37:04,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:37:04,178 INFO L82 PathProgramCache]: Analyzing trace with hash 917878941, now seen corresponding path program 1 times [2020-10-27 15:37:04,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:37:04,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [391933113] [2020-10-27 15:37:04,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:37:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:04,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:04,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:04,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:05,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:06,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:06,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-27 15:37:06,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 15:37:06,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2775 [2020-10-27 15:37:06,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:06,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 15:37:06,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-27 15:37:06,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-27 15:37:06,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:07,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:37:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:07,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:07,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:07,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:37:07,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:07,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 15:37:07,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:07,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:37:07,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:07,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:37:07,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:07,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 15:37:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:07,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:07,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:07,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 15:37:07,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:07,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 15:37:07,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:07,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:37:07,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:07,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:37:07,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:07,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 15:37:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:07,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:07,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:07,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 15:37:07,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:07,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 15:37:07,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:07,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:37:07,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:07,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 15:37:07,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:07,257 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 15:37:07,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [391933113] [2020-10-27 15:37:07,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 15:37:07,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-27 15:37:07,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262989879] [2020-10-27 15:37:07,259 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 15:37:07,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:37:07,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 15:37:07,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 15:37:07,260 INFO L87 Difference]: Start difference. First operand 381 states and 533 transitions. Second operand 6 states. [2020-10-27 15:37:09,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:37:09,661 INFO L93 Difference]: Finished difference Result 1350 states and 1975 transitions. [2020-10-27 15:37:09,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 15:37:09,662 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 137 [2020-10-27 15:37:09,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:37:09,676 INFO L225 Difference]: With dead ends: 1350 [2020-10-27 15:37:09,676 INFO L226 Difference]: Without dead ends: 975 [2020-10-27 15:37:09,678 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 15:37:09,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2020-10-27 15:37:09,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 969. [2020-10-27 15:37:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 969 states. [2020-10-27 15:37:09,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 1331 transitions. [2020-10-27 15:37:09,774 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 1331 transitions. Word has length 137 [2020-10-27 15:37:09,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:37:09,775 INFO L481 AbstractCegarLoop]: Abstraction has 969 states and 1331 transitions. [2020-10-27 15:37:09,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 15:37:09,775 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1331 transitions. [2020-10-27 15:37:09,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-27 15:37:09,780 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:37:09,780 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 15:37:09,780 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 15:37:09,780 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:37:09,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:37:09,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1180636402, now seen corresponding path program 1 times [2020-10-27 15:37:09,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:37:09,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1486369679] [2020-10-27 15:37:09,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:37:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:09,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:09,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:10,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:10,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:10,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-27 15:37:10,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 15:37:10,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1174 [2020-10-27 15:37:10,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 15:37:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 15:37:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 15:37:10,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 15:37:11,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:37:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:11,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:11,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:11,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:37:11,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:11,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 15:37:11,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:11,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:37:11,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:11,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:37:11,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:11,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 15:37:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:11,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:11,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:11,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 15:37:11,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:11,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 15:37:11,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:11,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:37:11,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:11,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:37:11,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:11,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 15:37:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:11,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:11,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:11,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 15:37:11,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:11,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 15:37:11,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:11,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:37:11,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:11,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 15:37:11,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:11,423 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 15:37:11,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1486369679] [2020-10-27 15:37:11,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 15:37:11,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 15:37:11,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178547325] [2020-10-27 15:37:11,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 15:37:11,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:37:11,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 15:37:11,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 15:37:11,426 INFO L87 Difference]: Start difference. First operand 969 states and 1331 transitions. Second operand 5 states. [2020-10-27 15:37:11,899 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-27 15:37:13,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:37:13,029 INFO L93 Difference]: Finished difference Result 2021 states and 2833 transitions. [2020-10-27 15:37:13,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 15:37:13,030 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2020-10-27 15:37:13,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:37:13,038 INFO L225 Difference]: With dead ends: 2021 [2020-10-27 15:37:13,038 INFO L226 Difference]: Without dead ends: 972 [2020-10-27 15:37:13,042 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 15:37:13,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 972 states. [2020-10-27 15:37:13,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 972 to 969. [2020-10-27 15:37:13,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 969 states. [2020-10-27 15:37:13,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 1307 transitions. [2020-10-27 15:37:13,085 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 1307 transitions. Word has length 150 [2020-10-27 15:37:13,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:37:13,085 INFO L481 AbstractCegarLoop]: Abstraction has 969 states and 1307 transitions. [2020-10-27 15:37:13,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 15:37:13,086 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1307 transitions. [2020-10-27 15:37:13,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-27 15:37:13,090 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:37:13,091 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 15:37:13,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 15:37:13,091 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:37:13,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:37:13,092 INFO L82 PathProgramCache]: Analyzing trace with hash 2099936251, now seen corresponding path program 1 times [2020-10-27 15:37:13,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:37:13,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1689929413] [2020-10-27 15:37:13,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:37:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:13,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:13,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:13,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:13,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:13,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:13,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:15,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:18,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:18,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-27 15:37:18,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 15:37:18,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-27 15:37:18,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:18,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 15:37:18,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-27 15:37:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-27 15:37:18,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:18,837 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 44 [2020-10-27 15:37:19,039 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 45 [2020-10-27 15:37:19,255 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 41 [2020-10-27 15:37:19,443 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 37 [2020-10-27 15:37:19,661 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 33 [2020-10-27 15:37:19,848 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 27 [2020-10-27 15:37:19,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:37:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:19,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:19,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:19,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:37:19,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:19,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 15:37:19,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:19,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:37:19,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:19,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:37:19,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:20,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 15:37:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:20,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:20,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:20,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 15:37:20,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:20,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 15:37:20,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:20,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:37:20,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:20,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:37:20,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:20,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 15:37:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:20,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:20,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:20,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 15:37:20,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:20,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 15:37:20,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:20,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:37:20,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:20,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:37:20,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:20,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 15:37:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:20,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:20,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:20,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 15:37:20,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:20,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 15:37:20,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:20,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:37:20,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:20,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:37:20,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:20,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-27 15:37:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:37:20,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:37:20,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:37:20,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 15:37:20,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:37:20,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 15:37:20,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:37:20,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:37:20,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:37:20,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 15:37:20,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:37:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 60 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-10-27 15:37:20,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1689929413] [2020-10-27 15:37:20,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 15:37:20,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 15:37:20,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591898027] [2020-10-27 15:37:20,360 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 15:37:20,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:37:20,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 15:37:20,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-10-27 15:37:20,362 INFO L87 Difference]: Start difference. First operand 969 states and 1307 transitions. Second operand 12 states. [2020-10-27 15:37:21,114 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-27 15:37:21,348 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-27 15:37:21,950 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 128 [2020-10-27 15:37:22,505 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 125 [2020-10-27 15:37:23,104 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 122 [2020-10-27 15:37:23,762 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 116 [2020-10-27 15:37:24,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:37:24,037 INFO L93 Difference]: Finished difference Result 1853 states and 2522 transitions. [2020-10-27 15:37:24,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 15:37:24,039 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 175 [2020-10-27 15:37:24,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:37:24,040 INFO L225 Difference]: With dead ends: 1853 [2020-10-27 15:37:24,040 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 15:37:24,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2020-10-27 15:37:24,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 15:37:24,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 15:37:24,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 15:37:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 15:37:24,046 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2020-10-27 15:37:24,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:37:24,047 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 15:37:24,047 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 15:37:24,047 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 15:37:24,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 15:37:24,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 15:37:24,050 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 15:37:24,541 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 34 [2020-10-27 15:37:25,258 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 103 [2020-10-27 15:37:25,452 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2020-10-27 15:37:25,619 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2020-10-27 15:37:25,770 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 74 [2020-10-27 15:37:25,774 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-27 15:37:25,775 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-27 15:37:25,775 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-27 15:37:25,776 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-27 15:37:25,776 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 15:37:25,776 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~y~0 |old(~y~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a17~0 |old(~a17~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~z~0 |old(~z~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|)) [2020-10-27 15:37:25,776 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 15:37:25,777 INFO L274 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-27 15:37:25,777 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-27 15:37:25,777 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-27 15:37:25,777 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-27 15:37:25,777 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-27 15:37:25,777 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-27 15:37:25,777 INFO L274 CegarLoopResult]: For program point L333(lines 333 415) no Hoare annotation was computed. [2020-10-27 15:37:25,777 INFO L274 CegarLoopResult]: For program point L300(lines 300 309) no Hoare annotation was computed. [2020-10-27 15:37:25,777 INFO L274 CegarLoopResult]: For program point L234(lines 234 415) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 309) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L400(lines 400 415) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L334(lines 334 337) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L334-2(lines 334 337) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L136(lines 136 415) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L37(lines 37 415) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L566-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L533-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L500-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,778 INFO L274 CegarLoopResult]: For program point L467-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,779 INFO L274 CegarLoopResult]: For program point L434-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,779 INFO L274 CegarLoopResult]: For program point L236(lines 236 415) no Hoare annotation was computed. [2020-10-27 15:37:25,782 INFO L274 CegarLoopResult]: For program point L71(lines 71 415) no Hoare annotation was computed. [2020-10-27 15:37:25,782 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-27 15:37:25,782 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-27 15:37:25,782 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-27 15:37:25,782 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-27 15:37:25,782 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L204(lines 204 415) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L171(lines 171 415) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L370(lines 370 415) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 212) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L40(lines 40 415) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L569-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L536-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L503-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,783 INFO L274 CegarLoopResult]: For program point L470-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,784 INFO L274 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-27 15:37:25,784 INFO L274 CegarLoopResult]: For program point L437-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,784 INFO L274 CegarLoopResult]: For program point L239(lines 239 415) no Hoare annotation was computed. [2020-10-27 15:37:25,784 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-27 15:37:25,784 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-27 15:37:25,784 INFO L274 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-10-27 15:37:25,785 INFO L270 CegarLoopResult]: At program point L471(line 471) the Hoare annotation is: (let ((.cse0 (not (= ~a21~0 1)))) (and (= 7 |old(~a28~0)|) (or (not (<= |old(~a25~0)| 1)) (not (<= |old(~a19~0)| 1)) (not (<= |old(~a11~0)| 1)) (not (< 8 |old(~a17~0)|)) (not (<= 1 |old(~a19~0)|)) (not (< 0 |old(~a11~0)|)) .cse0 (and (or (not (<= |calculate_output_#in~input| 5)) (not (<= 5 |calculate_output_#in~input|))) (or (not (<= 4 |calculate_output_#in~input|)) (not (<= |calculate_output_#in~input| 4))) (or (not (<= |calculate_output_#in~input| 3)) (not (<= 3 |calculate_output_#in~input|))) (or (not (<= |calculate_output_#in~input| 6)) (not (<= 6 |calculate_output_#in~input|))) (or (not (<= 1 |calculate_output_#in~input|)) (not (<= |calculate_output_#in~input| 1)))) (not (<= |old(~a17~0)| 9)) (not (< 0 |old(~a25~0)|))) (not (= 8 |old(~a17~0)|)) (or (not (= |old(~a25~0)| 1)) (not (= 7 |old(~a17~0)|)) (not (= |old(~a19~0)| 1)) .cse0 (not (= |old(~a11~0)| 1))))) [2020-10-27 15:37:25,785 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-27 15:37:25,785 INFO L274 CegarLoopResult]: For program point L471-1(line 471) no Hoare annotation was computed. [2020-10-27 15:37:25,785 INFO L274 CegarLoopResult]: For program point L339(lines 339 415) no Hoare annotation was computed. [2020-10-27 15:37:25,785 INFO L274 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-10-27 15:37:25,785 INFO L274 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-10-27 15:37:25,785 INFO L274 CegarLoopResult]: For program point L141(lines 141 415) no Hoare annotation was computed. [2020-10-27 15:37:25,785 INFO L274 CegarLoopResult]: For program point L108(lines 108 415) no Hoare annotation was computed. [2020-10-27 15:37:25,785 INFO L274 CegarLoopResult]: For program point L406(lines 406 415) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L340(lines 340 349) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L340-2(lines 340 349) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L76(lines 76 415) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L572-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L539-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L506-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L473-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L440-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L77(lines 77 82) no Hoare annotation was computed. [2020-10-27 15:37:25,786 INFO L274 CegarLoopResult]: For program point L44(lines 44 415) no Hoare annotation was computed. [2020-10-27 15:37:25,787 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 82) no Hoare annotation was computed. [2020-10-27 15:37:25,787 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-27 15:37:25,787 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-27 15:37:25,787 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-27 15:37:25,787 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-27 15:37:25,787 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-27 15:37:25,787 INFO L274 CegarLoopResult]: For program point L177(lines 177 415) no Hoare annotation was computed. [2020-10-27 15:37:25,787 INFO L274 CegarLoopResult]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-10-27 15:37:25,787 INFO L274 CegarLoopResult]: For program point L145(lines 145 415) no Hoare annotation was computed. [2020-10-27 15:37:25,788 INFO L274 CegarLoopResult]: For program point L575-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,788 INFO L274 CegarLoopResult]: For program point L542-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,788 INFO L274 CegarLoopResult]: For program point L509-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,788 INFO L274 CegarLoopResult]: For program point L476-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,788 INFO L274 CegarLoopResult]: For program point L443-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,788 INFO L274 CegarLoopResult]: For program point L377(lines 377 415) no Hoare annotation was computed. [2020-10-27 15:37:25,788 INFO L274 CegarLoopResult]: For program point L311(lines 311 415) no Hoare annotation was computed. [2020-10-27 15:37:25,788 INFO L274 CegarLoopResult]: For program point L278(lines 278 415) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L214(lines 214 415) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L181(lines 181 415) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L115(lines 115 415) no Hoare annotation was computed. [2020-10-27 15:37:25,789 INFO L274 CegarLoopResult]: For program point L49(lines 49 415) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L578-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L545-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L512-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L479-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L446-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L380(lines 380 415) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-10-27 15:37:25,790 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point L282(lines 282 415) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point L150(lines 150 415) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point L84(lines 84 415) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point L382(lines 382 415) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point L316(lines 316 415) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point L250(lines 250 415) no Hoare annotation was computed. [2020-10-27 15:37:25,791 INFO L274 CegarLoopResult]: For program point L217(lines 217 415) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L52(lines 52 415) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L581-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L548-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L515-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L482-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L449-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-10-27 15:37:25,792 INFO L274 CegarLoopResult]: For program point L416-2(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 328) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-27 15:37:25,793 INFO L274 CegarLoopResult]: For program point L351(lines 351 415) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L285(lines 285 415) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L220(lines 220 415) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L187(lines 187 415) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L121(lines 121 415) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L584-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L551-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L518-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L485-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L452-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L419-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,794 INFO L274 CegarLoopResult]: For program point L56(lines 56 415) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L288(lines 288 415) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L255(lines 255 415) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L189(lines 189 415) no Hoare annotation was computed. [2020-10-27 15:37:25,795 INFO L274 CegarLoopResult]: For program point L156(lines 156 415) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L587-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L554-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L521-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L488-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L455-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L422-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L356(lines 356 415) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L191(lines 191 415) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L125(lines 125 415) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-27 15:37:25,796 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-27 15:37:25,797 INFO L274 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-27 15:37:25,797 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-27 15:37:25,797 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 31 600) the Hoare annotation is: (let ((.cse3 (not (= ~a21~0 1))) (.cse6 (= 7 |old(~a28~0)|)) (.cse4 (= ~a28~0 |old(~a28~0)|)) (.cse0 (= ~a17~0 |old(~a17~0)|)) (.cse1 (= ~a11~0 |old(~a11~0)|)) (.cse5 (= ~a25~0 |old(~a25~0)|)) (.cse2 (= ~a19~0 |old(~a19~0)|))) (and (or (not (<= |old(~a25~0)| 1)) (not (<= |old(~a19~0)| 1)) (not (<= |old(~a11~0)| 1)) (not (<= 1 |old(~a19~0)|)) (not (< 0 |old(~a11~0)|)) (and (or (not (<= |calculate_output_#in~input| 5)) (not (<= 5 |calculate_output_#in~input|))) (or (not (<= 4 |calculate_output_#in~input|)) (not (<= |calculate_output_#in~input| 4))) (or (not (<= |calculate_output_#in~input| 3)) (not (<= 3 |calculate_output_#in~input|))) (or (not (<= |calculate_output_#in~input| 6)) (not (<= 6 |calculate_output_#in~input|))) (or (not (<= 1 |calculate_output_#in~input|)) (not (<= |calculate_output_#in~input| 1)))) (not (< 6 |old(~a28~0)|)) (not (< 0 |old(~a25~0)|)) (not (<= |old(~a28~0)| 7)) (not (< 8 |old(~a17~0)|)) (and .cse0 .cse1 (<= ~a28~0 7) (<= ~a25~0 1) .cse2 (< 0 ~a25~0) (< 6 ~a28~0)) .cse3 (not (<= |old(~a17~0)| 9))) (or (and .cse4 .cse1 .cse5 (= ~a17~0 8) .cse2) (not (= 8 |old(~a17~0)|))) (or (not (= |old(~a25~0)| 1)) (not (= 7 |old(~a17~0)|)) (not (= |old(~a19~0)| 1)) (and .cse0 .cse1 (= ~a19~0 1) (= 7 ~a28~0) (= ~a25~0 1)) .cse3 (not .cse6) (not (= |old(~a11~0)| 1))) (or .cse6 (and .cse4 .cse0 .cse1 .cse5 .cse2)))) [2020-10-27 15:37:25,797 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-27 15:37:25,797 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-27 15:37:25,797 INFO L274 CegarLoopResult]: For program point L225(lines 225 415) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L93(lines 93 415) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L391(lines 391 415) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L193(lines 193 415) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L61(lines 61 415) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L590-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L557-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L524-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L491-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L458-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L425-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,798 INFO L274 CegarLoopResult]: For program point L293(lines 293 415) no Hoare annotation was computed. [2020-10-27 15:37:25,799 INFO L274 CegarLoopResult]: For program point L227(lines 227 415) no Hoare annotation was computed. [2020-10-27 15:37:25,799 INFO L274 CegarLoopResult]: For program point L161(lines 161 415) no Hoare annotation was computed. [2020-10-27 15:37:25,799 INFO L274 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-27 15:37:25,799 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-27 15:37:25,799 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-27 15:37:25,799 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-27 15:37:25,799 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-27 15:37:25,799 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-27 15:37:25,799 INFO L274 CegarLoopResult]: For program point L261(lines 261 415) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L295(lines 295 415) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L196(lines 196 415) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L97(lines 97 415) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L593-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L560-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L527-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L494-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L461-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L428-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,800 INFO L274 CegarLoopResult]: For program point L263(lines 263 415) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L32(lines 32 415) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L396(lines 396 415) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L363(lines 363 415) no Hoare annotation was computed. [2020-10-27 15:37:25,801 INFO L274 CegarLoopResult]: For program point L330(lines 330 415) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L264(lines 264 276) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L264-2(lines 264 276) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L132(lines 132 415) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L67(lines 67 415) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L596-1(lines 596 598) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L563-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L530-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L497-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L464-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,802 INFO L274 CegarLoopResult]: For program point L431-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:37:25,803 INFO L274 CegarLoopResult]: For program point L299(lines 299 415) no Hoare annotation was computed. [2020-10-27 15:37:25,803 INFO L274 CegarLoopResult]: For program point L200(lines 200 415) no Hoare annotation was computed. [2020-10-27 15:37:25,803 INFO L274 CegarLoopResult]: For program point L167(lines 167 415) no Hoare annotation was computed. [2020-10-27 15:37:25,803 INFO L274 CegarLoopResult]: For program point L101(lines 101 415) no Hoare annotation was computed. [2020-10-27 15:37:25,803 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 15:37:25,803 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a25~0 ~a11~0) (= ~a19~0 1) (= ~a25~0 0) (= ~a21~0 1) (= ~a17~0 8) (= 7 ~a28~0)) [2020-10-27 15:37:25,803 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 15:37:25,803 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 15:37:25,803 INFO L270 CegarLoopResult]: At program point L608-2(lines 608 618) the Hoare annotation is: (or (not (= |old(~a19~0)| 1)) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (and (= 7 ~a17~0) (= ~a19~0 1) (= ~a25~0 1) (= ~a11~0 1)) (not (= 0 |old(~a25~0)|)) (not (= 7 ~a28~0)) (not (= ~a21~0 1)) (not (= 7 |old(~a28~0)|)) (and (<= 1 ~a11~0) (<= ~a17~0 9) (<= 9 ~a17~0) (<= 1 ~a25~0) (<= ~a11~0 1) (<= ~a19~0 1) (<= ~a25~0 1) (<= 1 ~a19~0)) (not (= |old(~a11~0)| |old(~a25~0)|))) [2020-10-27 15:37:25,804 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 602 619) the Hoare annotation is: (or (and (= ~a25~0 ~a11~0) (= ~a19~0 1) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= 7 ~a28~0)) (not (= |old(~a19~0)| 1)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)) (not (= ~a21~0 1)) (not (= 7 |old(~a28~0)|)) (not (= |old(~a11~0)| |old(~a25~0)|))) [2020-10-27 15:37:25,804 INFO L274 CegarLoopResult]: For program point L608-3(lines 602 619) no Hoare annotation was computed. [2020-10-27 15:37:25,804 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 602 619) no Hoare annotation was computed. [2020-10-27 15:37:25,804 INFO L270 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= |old(~a19~0)| 1)) (and (<= 1 ~a11~0) (<= ~a17~0 9) (<= 9 ~a17~0) (<= 1 ~a25~0) (<= ~a11~0 1) (or (and (<= 4 main_~input~0) (<= main_~input~0 4)) (and (<= 6 main_~input~0) (<= main_~input~0 6)) (and (<= main_~input~0 3) (<= 3 main_~input~0)) (and (<= main_~input~0 1) (<= 1 main_~input~0)) (and (<= main_~input~0 5) (<= 5 main_~input~0))) (<= ~a19~0 1) (<= ~a25~0 1) (<= 1 ~a19~0)) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (and (= 7 ~a17~0) (= ~a19~0 1) (= ~a25~0 1) (= ~a11~0 1)) (not (= 0 |old(~a25~0)|)) (not (= 7 ~a28~0)) (not (= ~a21~0 1)) (not (= 7 |old(~a28~0)|)) (not (= |old(~a11~0)| |old(~a25~0)|))) [2020-10-27 15:37:25,804 INFO L274 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-27 15:37:25,804 INFO L274 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-27 15:37:25,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:37:25 BoogieIcfgContainer [2020-10-27 15:37:25,828 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 15:37:25,831 INFO L168 Benchmark]: Toolchain (without parser) took 37256.60 ms. Allocated memory was 152.0 MB in the beginning and 634.4 MB in the end (delta: 482.3 MB). Free memory was 125.3 MB in the beginning and 406.2 MB in the end (delta: -280.9 MB). Peak memory consumption was 378.2 MB. Max. memory is 8.0 GB. [2020-10-27 15:37:25,831 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 152.0 MB. Free memory is still 123.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 15:37:25,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.55 ms. Allocated memory is still 152.0 MB. Free memory was 124.5 MB in the beginning and 98.8 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2020-10-27 15:37:25,833 INFO L168 Benchmark]: Boogie Preprocessor took 161.83 ms. Allocated memory is still 152.0 MB. Free memory was 98.8 MB in the beginning and 129.4 MB in the end (delta: -30.6 MB). Peak memory consumption was 5.8 MB. Max. memory is 8.0 GB. [2020-10-27 15:37:25,834 INFO L168 Benchmark]: RCFGBuilder took 2024.05 ms. Allocated memory was 152.0 MB in the beginning and 198.2 MB in the end (delta: 46.1 MB). Free memory was 129.4 MB in the beginning and 155.8 MB in the end (delta: -26.4 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. [2020-10-27 15:37:25,835 INFO L168 Benchmark]: TraceAbstraction took 34307.98 ms. Allocated memory was 198.2 MB in the beginning and 634.4 MB in the end (delta: 436.2 MB). Free memory was 155.3 MB in the beginning and 406.2 MB in the end (delta: -251.0 MB). Peak memory consumption was 360.4 MB. Max. memory is 8.0 GB. [2020-10-27 15:37:25,839 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 152.0 MB. Free memory is still 123.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 750.55 ms. Allocated memory is still 152.0 MB. Free memory was 124.5 MB in the beginning and 98.8 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 161.83 ms. Allocated memory is still 152.0 MB. Free memory was 98.8 MB in the beginning and 129.4 MB in the end (delta: -30.6 MB). Peak memory consumption was 5.8 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2024.05 ms. Allocated memory was 152.0 MB in the beginning and 198.2 MB in the end (delta: 46.1 MB). Free memory was 129.4 MB in the beginning and 155.8 MB in the end (delta: -26.4 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 34307.98 ms. Allocated memory was 198.2 MB in the beginning and 634.4 MB in the end (delta: 436.2 MB). Free memory was 155.3 MB in the beginning and 406.2 MB in the end (delta: -251.0 MB). Peak memory consumption was 360.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: ((((((((!(\old(a19) == 1) || a17 == 8) || !(8 == \old(a17))) || (((7 == a17 && a19 == 1) && a25 == 1) && a11 == 1)) || !(0 == \old(a25))) || !(7 == a28)) || !(a21 == 1)) || !(7 == \old(a28))) || (((((((1 <= a11 && a17 <= 9) && 9 <= a17) && 1 <= a25) && a11 <= 1) && a19 <= 1) && a25 <= 1) && 1 <= a19)) || !(\old(a11) == \old(a25)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 32.4s, OverallIterations: 5, TraceHistogramMax: 5, AutomataDifference: 14.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 174 SDtfs, 2476 SDslu, 211 SDs, 0 SdLazy, 4101 SolverSat, 517 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 38 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=969occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 15 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 69 PreInvPairs, 87 NumberOfFragments, 628 HoareAnnotationTreeSize, 69 FomulaSimplifications, 6974 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 991 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.9s InterpolantComputationTime, 683 NumberOfCodeBlocks, 683 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 678 ConstructedInterpolants, 0 QuantifiedInterpolants, 1171509 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 198/207 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...