/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/Problem14_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 18:14:06,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 18:14:06,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 18:14:06,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 18:14:06,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 18:14:06,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 18:14:06,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 18:14:06,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 18:14:06,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 18:14:06,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 18:14:06,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 18:14:06,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 18:14:06,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 18:14:06,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 18:14:06,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 18:14:06,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 18:14:06,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 18:14:06,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 18:14:06,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 18:14:06,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 18:14:06,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 18:14:06,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 18:14:06,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 18:14:06,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 18:14:06,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 18:14:06,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 18:14:06,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 18:14:06,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 18:14:06,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 18:14:06,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 18:14:06,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 18:14:06,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 18:14:06,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 18:14:06,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 18:14:06,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 18:14:06,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 18:14:06,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 18:14:06,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 18:14:06,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 18:14:06,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 18:14:06,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 18:14:06,687 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 18:14:06,742 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 18:14:06,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 18:14:06,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 18:14:06,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 18:14:06,746 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 18:14:06,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 18:14:06,746 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 18:14:06,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 18:14:06,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 18:14:06,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 18:14:06,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 18:14:06,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 18:14:06,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 18:14:06,749 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 18:14:06,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 18:14:06,749 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 18:14:06,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 18:14:06,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 18:14:06,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 18:14:06,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 18:14:06,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 18:14:06,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 18:14:06,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 18:14:06,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 18:14:06,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 18:14:06,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 18:14:06,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 18:14:06,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 18:14:06,752 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 18:14:06,753 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 18:14:07,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 18:14:07,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 18:14:07,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 18:14:07,141 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 18:14:07,142 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 18:14:07,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label26.c [2020-10-27 18:14:07,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5aa02af9f/daebe04c01b44a34be58273c21ba414d/FLAG440c97fdc [2020-10-27 18:14:07,902 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 18:14:07,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem14_label26.c [2020-10-27 18:14:07,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5aa02af9f/daebe04c01b44a34be58273c21ba414d/FLAG440c97fdc [2020-10-27 18:14:08,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5aa02af9f/daebe04c01b44a34be58273c21ba414d [2020-10-27 18:14:08,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 18:14:08,147 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 18:14:08,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 18:14:08,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 18:14:08,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 18:14:08,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:14:08" (1/1) ... [2020-10-27 18:14:08,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d81f29e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:08, skipping insertion in model container [2020-10-27 18:14:08,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:14:08" (1/1) ... [2020-10-27 18:14:08,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 18:14:08,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 18:14:08,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 18:14:08,795 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 18:14:09,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 18:14:09,091 INFO L208 MainTranslator]: Completed translation [2020-10-27 18:14:09,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09 WrapperNode [2020-10-27 18:14:09,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 18:14:09,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 18:14:09,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 18:14:09,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 18:14:09,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09" (1/1) ... [2020-10-27 18:14:09,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09" (1/1) ... [2020-10-27 18:14:09,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09" (1/1) ... [2020-10-27 18:14:09,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09" (1/1) ... [2020-10-27 18:14:09,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09" (1/1) ... [2020-10-27 18:14:09,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09" (1/1) ... [2020-10-27 18:14:09,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09" (1/1) ... [2020-10-27 18:14:09,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 18:14:09,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 18:14:09,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 18:14:09,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 18:14:09,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09" (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 18:14:09,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 18:14:09,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 18:14:09,340 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 18:14:09,340 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-27 18:14:09,341 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 18:14:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-27 18:14:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 18:14:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 18:14:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 18:14:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 18:14:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 18:14:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 18:14:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 18:14:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 18:14:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 18:14:09,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 18:14:09,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 18:14:09,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 18:14:09,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 18:14:10,851 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 18:14:10,851 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-27 18:14:10,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:14:10 BoogieIcfgContainer [2020-10-27 18:14:10,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 18:14:10,856 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 18:14:10,856 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 18:14:10,860 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 18:14:10,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:14:08" (1/3) ... [2020-10-27 18:14:10,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6687bcce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:14:10, skipping insertion in model container [2020-10-27 18:14:10,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:14:09" (2/3) ... [2020-10-27 18:14:10,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6687bcce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:14:10, skipping insertion in model container [2020-10-27 18:14:10,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:14:10" (3/3) ... [2020-10-27 18:14:10,863 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem14_label26.c [2020-10-27 18:14:10,876 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 18:14:10,882 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 18:14:10,896 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 18:14:10,927 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 18:14:10,927 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 18:14:10,928 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 18:14:10,928 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 18:14:10,928 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 18:14:10,928 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 18:14:10,928 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 18:14:10,929 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 18:14:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states. [2020-10-27 18:14:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-27 18:14:10,964 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:14:10,965 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] [2020-10-27 18:14:10,965 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:14:10,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:14:10,975 INFO L82 PathProgramCache]: Analyzing trace with hash 54203678, now seen corresponding path program 1 times [2020-10-27 18:14:10,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:14:10,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1972046702] [2020-10-27 18:14:10,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:14:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:11,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:11,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:11,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-27 18:14:11,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:14:11,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 700 [2020-10-27 18:14:11,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 18:14:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 18:14:11,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 18:14:11,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 18:14:12,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:14:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:12,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:12,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:12,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:14:12,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:14:12,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 18:14:12,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:12,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:14:12,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:14:12,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 18:14:12,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:14:12,123 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 18:14:12,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1972046702] [2020-10-27 18:14:12,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 18:14:12,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 18:14:12,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716188493] [2020-10-27 18:14:12,133 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:14:12,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:14:12,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:14:12,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:14:12,156 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 5 states. [2020-10-27 18:14:15,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:14:15,986 INFO L93 Difference]: Finished difference Result 891 states and 1618 transitions. [2020-10-27 18:14:15,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 18:14:15,988 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 73 [2020-10-27 18:14:15,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:14:16,021 INFO L225 Difference]: With dead ends: 891 [2020-10-27 18:14:16,021 INFO L226 Difference]: Without dead ends: 565 [2020-10-27 18:14:16,030 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-27 18:14:16,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2020-10-27 18:14:16,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 561. [2020-10-27 18:14:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2020-10-27 18:14:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 862 transitions. [2020-10-27 18:14:16,140 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 862 transitions. Word has length 73 [2020-10-27 18:14:16,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:14:16,141 INFO L481 AbstractCegarLoop]: Abstraction has 561 states and 862 transitions. [2020-10-27 18:14:16,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:14:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 862 transitions. [2020-10-27 18:14:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-27 18:14:16,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:14:16,151 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:14:16,151 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 18:14:16,152 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:14:16,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:14:16,152 INFO L82 PathProgramCache]: Analyzing trace with hash 684540359, now seen corresponding path program 1 times [2020-10-27 18:14:16,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:14:16,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [566281629] [2020-10-27 18:14:16,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:14:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:16,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:16,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:17,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:17,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:18,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:18,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-27 18:14:18,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 18:14:18,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2142 [2020-10-27 18:14:18,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:18,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:14:18,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-27 18:14:18,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-27 18:14:18,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 18:14:18,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:14:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:18,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:18,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:18,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:14:18,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:14:18,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 18:14:18,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:18,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:14:18,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:14:18,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:14:18,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:14:18,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:14:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:18,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:18,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:18,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-27 18:14:18,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:14:18,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 18:14:18,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:18,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:14:18,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:14:18,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 18:14:18,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:14:18,848 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 64 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:14:18,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [566281629] [2020-10-27 18:14:18,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:14:18,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:14:18,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797929262] [2020-10-27 18:14:18,851 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:14:18,851 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:14:18,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:14:18,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:14:18,855 INFO L87 Difference]: Start difference. First operand 561 states and 862 transitions. Second operand 5 states. [2020-10-27 18:14:21,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:14:21,242 INFO L93 Difference]: Finished difference Result 1672 states and 2610 transitions. [2020-10-27 18:14:21,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:14:21,243 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 167 [2020-10-27 18:14:21,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:14:21,255 INFO L225 Difference]: With dead ends: 1672 [2020-10-27 18:14:21,256 INFO L226 Difference]: Without dead ends: 1117 [2020-10-27 18:14:21,260 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 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 18:14:21,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1117 states. [2020-10-27 18:14:21,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1117 to 1113. [2020-10-27 18:14:21,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1113 states. [2020-10-27 18:14:21,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 1113 states and 1619 transitions. [2020-10-27 18:14:21,352 INFO L78 Accepts]: Start accepts. Automaton has 1113 states and 1619 transitions. Word has length 167 [2020-10-27 18:14:21,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:14:21,356 INFO L481 AbstractCegarLoop]: Abstraction has 1113 states and 1619 transitions. [2020-10-27 18:14:21,356 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:14:21,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1619 transitions. [2020-10-27 18:14:21,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-27 18:14:21,368 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:14:21,368 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:14:21,369 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 18:14:21,369 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:14:21,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:14:21,370 INFO L82 PathProgramCache]: Analyzing trace with hash 404106083, now seen corresponding path program 1 times [2020-10-27 18:14:21,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:14:21,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [780179639] [2020-10-27 18:14:21,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:14:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:21,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:21,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:23,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:23,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:23,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-27 18:14:23,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 18:14:23,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1731 [2020-10-27 18:14:23,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:23,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:14:23,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 150 [2020-10-27 18:14:23,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-27 18:14:23,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:14:23,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:14:23,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:23,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:23,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:23,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:14:23,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:14:23,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 18:14:23,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:23,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:14:23,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:14:23,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:14:23,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:14:23,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:14:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:23,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:23,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:23,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 18:14:23,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:14:23,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-27 18:14:23,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:23,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:14:23,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:14:23,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-27 18:14:23,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:14:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 64 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:14:23,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [780179639] [2020-10-27 18:14:23,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:14:23,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:14:23,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592786488] [2020-10-27 18:14:23,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:14:23,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:14:23,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:14:23,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:14:23,619 INFO L87 Difference]: Start difference. First operand 1113 states and 1619 transitions. Second operand 5 states. [2020-10-27 18:14:25,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:14:25,987 INFO L93 Difference]: Finished difference Result 3144 states and 4663 transitions. [2020-10-27 18:14:25,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:14:25,988 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 213 [2020-10-27 18:14:25,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:14:26,003 INFO L225 Difference]: With dead ends: 3144 [2020-10-27 18:14:26,003 INFO L226 Difference]: Without dead ends: 2037 [2020-10-27 18:14:26,007 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 18:14:26,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2037 states. [2020-10-27 18:14:26,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2037 to 1849. [2020-10-27 18:14:26,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1849 states. [2020-10-27 18:14:26,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2554 transitions. [2020-10-27 18:14:26,080 INFO L78 Accepts]: Start accepts. Automaton has 1849 states and 2554 transitions. Word has length 213 [2020-10-27 18:14:26,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:14:26,081 INFO L481 AbstractCegarLoop]: Abstraction has 1849 states and 2554 transitions. [2020-10-27 18:14:26,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:14:26,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2554 transitions. [2020-10-27 18:14:26,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-10-27 18:14:26,088 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:14:26,088 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-27 18:14:26,088 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 18:14:26,089 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:14:26,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:14:26,089 INFO L82 PathProgramCache]: Analyzing trace with hash -331084814, now seen corresponding path program 1 times [2020-10-27 18:14:26,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:14:26,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [889440313] [2020-10-27 18:14:26,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:14:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:26,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:26,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:26,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:29,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:31,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:31,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-27 18:14:31,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 18:14:31,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-27 18:14:31,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:31,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:14:31,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 196 [2020-10-27 18:14:31,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-27 18:14:31,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:14:31,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:14:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:31,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:31,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:31,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:14:31,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:14:31,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 18:14:31,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:31,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:14:31,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:14:31,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:14:31,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 18:14:31,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:14:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:31,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:31,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:31,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 18:14:31,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:14:31,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 18:14:31,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:31,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:14:31,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:14:31,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:14:31,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:14:31,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 18:14:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:14:31,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:14:31,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:14:31,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-27 18:14:31,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:14:31,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-27 18:14:31,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:14:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:14:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:14:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-27 18:14:31,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:14:31,628 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-10-27 18:14:31,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [889440313] [2020-10-27 18:14:31,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:14:31,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:14:31,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263509025] [2020-10-27 18:14:31,630 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:14:31,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:14:31,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:14:31,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:14:31,631 INFO L87 Difference]: Start difference. First operand 1849 states and 2554 transitions. Second operand 5 states. [2020-10-27 18:14:33,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:14:33,840 INFO L93 Difference]: Finished difference Result 4429 states and 6210 transitions. [2020-10-27 18:14:33,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:14:33,846 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 257 [2020-10-27 18:14:33,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:14:33,848 INFO L225 Difference]: With dead ends: 4429 [2020-10-27 18:14:33,848 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 18:14:33,858 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 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 18:14:33,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 18:14:33,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 18:14:33,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 18:14:33,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 18:14:33,859 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 257 [2020-10-27 18:14:33,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:14:33,860 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 18:14:33,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:14:33,860 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 18:14:33,860 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 18:14:33,860 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 18:14:33,863 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 18:14:34,609 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 31 [2020-10-27 18:14:34,742 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-27 18:14:34,742 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-27 18:14:34,742 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-27 18:14:34,742 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-27 18:14:34,743 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 18:14:34,744 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~inputA~0 |old(~inputA~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a15~0 |old(~a15~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a24~0 |old(~a24~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string7.base| |old(#t~string7.base)|)) [2020-10-27 18:14:34,744 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 18:14:34,744 INFO L274 CegarLoopResult]: For program point L696(lines 696 872) no Hoare annotation was computed. [2020-10-27 18:14:34,744 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-27 18:14:34,744 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-27 18:14:34,744 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-27 18:14:34,745 INFO L274 CegarLoopResult]: For program point L301(lines 301 872) no Hoare annotation was computed. [2020-10-27 18:14:34,745 INFO L274 CegarLoopResult]: For program point L434(lines 434 872) no Hoare annotation was computed. [2020-10-27 18:14:34,745 INFO L274 CegarLoopResult]: For program point L368(lines 368 872) no Hoare annotation was computed. [2020-10-27 18:14:34,746 INFO L274 CegarLoopResult]: For program point L170-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,746 INFO L274 CegarLoopResult]: For program point L104-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,746 INFO L274 CegarLoopResult]: For program point L38-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,746 INFO L274 CegarLoopResult]: For program point L237(lines 237 872) no Hoare annotation was computed. [2020-10-27 18:14:34,747 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-27 18:14:34,747 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-27 18:14:34,747 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-27 18:14:34,747 INFO L274 CegarLoopResult]: For program point L766(lines 766 872) no Hoare annotation was computed. [2020-10-27 18:14:34,747 INFO L274 CegarLoopResult]: For program point L634(lines 634 872) no Hoare annotation was computed. [2020-10-27 18:14:34,747 INFO L274 CegarLoopResult]: For program point L502(lines 502 872) no Hoare annotation was computed. [2020-10-27 18:14:34,747 INFO L274 CegarLoopResult]: For program point L833(lines 833 872) no Hoare annotation was computed. [2020-10-27 18:14:34,747 INFO L274 CegarLoopResult]: For program point L173-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,747 INFO L274 CegarLoopResult]: For program point L107-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,748 INFO L274 CegarLoopResult]: For program point L41-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,748 INFO L274 CegarLoopResult]: For program point L702(lines 702 872) no Hoare annotation was computed. [2020-10-27 18:14:34,748 INFO L274 CegarLoopResult]: For program point L570(lines 570 872) no Hoare annotation was computed. [2020-10-27 18:14:34,750 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-27 18:14:34,750 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-27 18:14:34,750 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-27 18:14:34,750 INFO L274 CegarLoopResult]: For program point L307(lines 307 872) no Hoare annotation was computed. [2020-10-27 18:14:34,750 INFO L274 CegarLoopResult]: For program point L440(lines 440 872) no Hoare annotation was computed. [2020-10-27 18:14:34,750 INFO L274 CegarLoopResult]: For program point L374(lines 374 872) no Hoare annotation was computed. [2020-10-27 18:14:34,751 INFO L274 CegarLoopResult]: For program point L176-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,751 INFO L274 CegarLoopResult]: For program point L110-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,751 INFO L274 CegarLoopResult]: For program point L44-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,752 INFO L274 CegarLoopResult]: For program point L243(lines 243 872) no Hoare annotation was computed. [2020-10-27 18:14:34,752 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-27 18:14:34,752 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-27 18:14:34,752 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-27 18:14:34,752 INFO L274 CegarLoopResult]: For program point L640(lines 640 872) no Hoare annotation was computed. [2020-10-27 18:14:34,753 INFO L274 CegarLoopResult]: For program point L508(lines 508 872) no Hoare annotation was computed. [2020-10-27 18:14:34,753 INFO L274 CegarLoopResult]: For program point L839(lines 839 872) no Hoare annotation was computed. [2020-10-27 18:14:34,753 INFO L274 CegarLoopResult]: For program point L773(lines 773 872) no Hoare annotation was computed. [2020-10-27 18:14:34,753 INFO L274 CegarLoopResult]: For program point L575(lines 575 872) no Hoare annotation was computed. [2020-10-27 18:14:34,753 INFO L274 CegarLoopResult]: For program point L179-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,754 INFO L274 CegarLoopResult]: For program point L113-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,754 INFO L274 CegarLoopResult]: For program point L47-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,754 INFO L274 CegarLoopResult]: For program point L708(lines 708 872) no Hoare annotation was computed. [2020-10-27 18:14:34,754 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-27 18:14:34,754 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-27 18:14:34,754 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-27 18:14:34,754 INFO L274 CegarLoopResult]: For program point L313(lines 313 872) no Hoare annotation was computed. [2020-10-27 18:14:34,754 INFO L274 CegarLoopResult]: For program point L446(lines 446 872) no Hoare annotation was computed. [2020-10-27 18:14:34,754 INFO L274 CegarLoopResult]: For program point L380(lines 380 872) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point L182-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point L116-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point L50-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point L249(lines 249 872) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point L844(lines 844 872) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,755 INFO L274 CegarLoopResult]: For program point L646(lines 646 872) no Hoare annotation was computed. [2020-10-27 18:14:34,756 INFO L274 CegarLoopResult]: For program point L514(lines 514 872) no Hoare annotation was computed. [2020-10-27 18:14:34,756 INFO L274 CegarLoopResult]: For program point L779(lines 779 872) no Hoare annotation was computed. [2020-10-27 18:14:34,756 INFO L274 CegarLoopResult]: For program point L581(lines 581 872) no Hoare annotation was computed. [2020-10-27 18:14:34,756 INFO L274 CegarLoopResult]: For program point L185-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,756 INFO L274 CegarLoopResult]: For program point L119-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,756 INFO L274 CegarLoopResult]: For program point L53-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,756 INFO L274 CegarLoopResult]: For program point L714(lines 714 872) no Hoare annotation was computed. [2020-10-27 18:14:34,756 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L451(lines 451 872) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L319(lines 319 872) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L386(lines 386 872) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L254(lines 254 872) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L188-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L122-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L56-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,757 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-27 18:14:34,758 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-27 18:14:34,758 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-27 18:14:34,758 INFO L274 CegarLoopResult]: For program point L850(lines 850 872) no Hoare annotation was computed. [2020-10-27 18:14:34,758 INFO L274 CegarLoopResult]: For program point L652(lines 652 872) no Hoare annotation was computed. [2020-10-27 18:14:34,758 INFO L274 CegarLoopResult]: For program point L520(lines 520 872) no Hoare annotation was computed. [2020-10-27 18:14:34,758 INFO L274 CegarLoopResult]: For program point L785(lines 785 872) no Hoare annotation was computed. [2020-10-27 18:14:34,758 INFO L274 CegarLoopResult]: For program point L587(lines 587 872) no Hoare annotation was computed. [2020-10-27 18:14:34,758 INFO L274 CegarLoopResult]: For program point L191-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,759 INFO L274 CegarLoopResult]: For program point L125-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,759 INFO L274 CegarLoopResult]: For program point L59-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,759 INFO L274 CegarLoopResult]: For program point L720(lines 720 872) no Hoare annotation was computed. [2020-10-27 18:14:34,759 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 874) the Hoare annotation is: (let ((.cse1 (= ~a24~0 |old(~a24~0)|)) (.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse3 (= ~a12~0 |old(~a12~0)|))) (let ((.cse0 (and .cse1 .cse2 .cse3 (= ~a15~0 |old(~a15~0)|)))) (and (or (= 8 |old(~a21~0)|) .cse0) (or .cse0 (not (<= 12 |old(~a12~0)|))) (or (and (= 7 ~a15~0) .cse1 .cse2 .cse3) (not (= 7 |old(~a15~0)|))) (or .cse0 (not (= 9 |old(~a15~0)|)))))) [2020-10-27 18:14:34,759 INFO L274 CegarLoopResult]: For program point L456(lines 456 872) no Hoare annotation was computed. [2020-10-27 18:14:34,759 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-27 18:14:34,760 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-27 18:14:34,760 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-27 18:14:34,760 INFO L274 CegarLoopResult]: For program point L325(lines 325 872) no Hoare annotation was computed. [2020-10-27 18:14:34,760 INFO L274 CegarLoopResult]: For program point L392(lines 392 872) no Hoare annotation was computed. [2020-10-27 18:14:34,760 INFO L274 CegarLoopResult]: For program point L260(lines 260 872) no Hoare annotation was computed. [2020-10-27 18:14:34,760 INFO L274 CegarLoopResult]: For program point L194-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,760 INFO L274 CegarLoopResult]: For program point L128-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,760 INFO L274 CegarLoopResult]: For program point L62-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L856(lines 856 872) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L658(lines 658 872) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L526(lines 526 872) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L791(lines 791 872) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L593(lines 593 872) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L197-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,761 INFO L274 CegarLoopResult]: For program point L131-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,762 INFO L274 CegarLoopResult]: For program point L65-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,762 INFO L274 CegarLoopResult]: For program point L726(lines 726 872) no Hoare annotation was computed. [2020-10-27 18:14:34,762 INFO L274 CegarLoopResult]: For program point L462(lines 462 872) no Hoare annotation was computed. [2020-10-27 18:14:34,762 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-27 18:14:34,762 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-27 18:14:34,762 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-27 18:14:34,762 INFO L274 CegarLoopResult]: For program point L331(lines 331 872) no Hoare annotation was computed. [2020-10-27 18:14:34,762 INFO L274 CegarLoopResult]: For program point L398(lines 398 872) no Hoare annotation was computed. [2020-10-27 18:14:34,762 INFO L274 CegarLoopResult]: For program point L266(lines 266 872) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L200-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L134-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L68-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L861(lines 861 872) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L664(lines 664 872) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L532(lines 532 872) no Hoare annotation was computed. [2020-10-27 18:14:34,763 INFO L274 CegarLoopResult]: For program point L797(lines 797 872) no Hoare annotation was computed. [2020-10-27 18:14:34,764 INFO L274 CegarLoopResult]: For program point L599(lines 599 872) no Hoare annotation was computed. [2020-10-27 18:14:34,764 INFO L274 CegarLoopResult]: For program point L203-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,764 INFO L274 CegarLoopResult]: For program point L137-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,764 INFO L274 CegarLoopResult]: For program point L71-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,764 INFO L274 CegarLoopResult]: For program point L732(lines 732 872) no Hoare annotation was computed. [2020-10-27 18:14:34,764 INFO L270 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (and (= 8 |old(~a21~0)|) (not (= 9 |old(~a15~0)|)) (not (<= 12 |old(~a12~0)|)) (not (= 7 |old(~a15~0)|))) [2020-10-27 18:14:34,764 INFO L274 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-10-27 18:14:34,764 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-27 18:14:34,764 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L469(lines 469 872) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L337(lines 337 872) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L271(lines 271 872) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L404(lines 404 872) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L140-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L74-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L867(lines 867 872) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-27 18:14:34,765 INFO L274 CegarLoopResult]: For program point L670(lines 670 872) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L538(lines 538 872) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L803(lines 803 872) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L737(lines 737 872) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L605(lines 605 872) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L143-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L77-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L474(lines 474 872) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-27 18:14:34,766 INFO L274 CegarLoopResult]: For program point L343(lines 343 872) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L277(lines 277 872) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L410(lines 410 872) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L146-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L80-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L543(lines 543 872) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L213(lines 213 872) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L676(lines 676 872) no Hoare annotation was computed. [2020-10-27 18:14:34,767 INFO L274 CegarLoopResult]: For program point L809(lines 809 872) no Hoare annotation was computed. [2020-10-27 18:14:34,768 INFO L274 CegarLoopResult]: For program point L743(lines 743 872) no Hoare annotation was computed. [2020-10-27 18:14:34,768 INFO L274 CegarLoopResult]: For program point L611(lines 611 872) no Hoare annotation was computed. [2020-10-27 18:14:34,768 INFO L274 CegarLoopResult]: For program point L149-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,768 INFO L274 CegarLoopResult]: For program point L83-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,768 INFO L274 CegarLoopResult]: For program point L480(lines 480 872) no Hoare annotation was computed. [2020-10-27 18:14:34,768 INFO L274 CegarLoopResult]: For program point L282(lines 282 872) no Hoare annotation was computed. [2020-10-27 18:14:34,768 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-27 18:14:34,768 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 18:14:34,768 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L679(lines 679 872) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L349(lines 349 872) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L416(lines 416 872) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L152-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L86-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L549(lines 549 872) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L219(lines 219 872) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-27 18:14:34,769 INFO L274 CegarLoopResult]: For program point L749(lines 749 872) no Hoare annotation was computed. [2020-10-27 18:14:34,770 INFO L274 CegarLoopResult]: For program point L617(lines 617 872) no Hoare annotation was computed. [2020-10-27 18:14:34,770 INFO L274 CegarLoopResult]: For program point L155-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,770 INFO L274 CegarLoopResult]: For program point L89-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,770 INFO L274 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-10-27 18:14:34,770 INFO L274 CegarLoopResult]: For program point L23-2(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,770 INFO L274 CegarLoopResult]: For program point L816(lines 816 872) no Hoare annotation was computed. [2020-10-27 18:14:34,770 INFO L274 CegarLoopResult]: For program point L486(lines 486 872) no Hoare annotation was computed. [2020-10-27 18:14:34,770 INFO L274 CegarLoopResult]: For program point L288(lines 288 872) no Hoare annotation was computed. [2020-10-27 18:14:34,770 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 18:14:34,771 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-27 18:14:34,771 INFO L274 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-10-27 18:14:34,771 INFO L274 CegarLoopResult]: For program point L685(lines 685 872) no Hoare annotation was computed. [2020-10-27 18:14:34,771 INFO L274 CegarLoopResult]: For program point L355(lines 355 872) no Hoare annotation was computed. [2020-10-27 18:14:34,771 INFO L274 CegarLoopResult]: For program point L554(lines 554 872) no Hoare annotation was computed. [2020-10-27 18:14:34,771 INFO L274 CegarLoopResult]: For program point L422(lines 422 872) no Hoare annotation was computed. [2020-10-27 18:14:34,771 INFO L274 CegarLoopResult]: For program point L158-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,771 INFO L274 CegarLoopResult]: For program point L92-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,771 INFO L274 CegarLoopResult]: For program point L26-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L225(lines 225 872) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L754(lines 754 872) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L821(lines 821 872) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L623(lines 623 872) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L557(lines 557 872) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L161-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,772 INFO L274 CegarLoopResult]: For program point L95-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,773 INFO L274 CegarLoopResult]: For program point L29-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,773 INFO L274 CegarLoopResult]: For program point L690(lines 690 872) no Hoare annotation was computed. [2020-10-27 18:14:34,773 INFO L274 CegarLoopResult]: For program point L492(lines 492 872) no Hoare annotation was computed. [2020-10-27 18:14:34,773 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-27 18:14:34,773 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-27 18:14:34,773 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-27 18:14:34,773 INFO L274 CegarLoopResult]: For program point L361(lines 361 872) no Hoare annotation was computed. [2020-10-27 18:14:34,773 INFO L274 CegarLoopResult]: For program point L295(lines 295 872) no Hoare annotation was computed. [2020-10-27 18:14:34,774 INFO L274 CegarLoopResult]: For program point L428(lines 428 872) no Hoare annotation was computed. [2020-10-27 18:14:34,774 INFO L274 CegarLoopResult]: For program point L164-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,774 INFO L274 CegarLoopResult]: For program point L98-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,774 INFO L274 CegarLoopResult]: For program point L32-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,774 INFO L274 CegarLoopResult]: For program point L231(lines 231 872) no Hoare annotation was computed. [2020-10-27 18:14:34,774 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-27 18:14:34,774 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-27 18:14:34,774 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-27 18:14:34,774 INFO L274 CegarLoopResult]: For program point L760(lines 760 872) no Hoare annotation was computed. [2020-10-27 18:14:34,775 INFO L274 CegarLoopResult]: For program point L628(lines 628 872) no Hoare annotation was computed. [2020-10-27 18:14:34,775 INFO L274 CegarLoopResult]: For program point L827(lines 827 872) no Hoare annotation was computed. [2020-10-27 18:14:34,775 INFO L274 CegarLoopResult]: For program point L563(lines 563 872) no Hoare annotation was computed. [2020-10-27 18:14:34,775 INFO L274 CegarLoopResult]: For program point L497(lines 497 872) no Hoare annotation was computed. [2020-10-27 18:14:34,775 INFO L274 CegarLoopResult]: For program point L167-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,775 INFO L274 CegarLoopResult]: For program point L101-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,775 INFO L274 CegarLoopResult]: For program point L35-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:14:34,775 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 18:14:34,776 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (<= ~a21~0 7) [2020-10-27 18:14:34,776 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 18:14:34,776 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 18:14:34,776 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 876 892) the Hoare annotation is: (or (and (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= |old(~a21~0)| 7))) [2020-10-27 18:14:34,776 INFO L270 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (or (= 7 ~a15~0) (<= 12 ~a12~0) (not (<= |old(~a21~0)| 7)) (= ~a15~0 9) (not (= ~a21~0 8))) [2020-10-27 18:14:34,776 INFO L274 CegarLoopResult]: For program point L890-1(line 890) no Hoare annotation was computed. [2020-10-27 18:14:34,777 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 876 892) no Hoare annotation was computed. [2020-10-27 18:14:34,777 INFO L274 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-10-27 18:14:34,777 INFO L270 CegarLoopResult]: At program point L882-2(lines 882 891) the Hoare annotation is: (or (= 7 ~a15~0) (<= 12 ~a12~0) (not (<= |old(~a21~0)| 7)) (= ~a15~0 9) (not (= ~a21~0 8))) [2020-10-27 18:14:34,777 INFO L274 CegarLoopResult]: For program point L882-3(lines 876 892) no Hoare annotation was computed. [2020-10-27 18:14:34,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 06:14:34 BoogieIcfgContainer [2020-10-27 18:14:34,796 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 18:14:34,798 INFO L168 Benchmark]: Toolchain (without parser) took 26657.33 ms. Allocated memory was 166.7 MB in the beginning and 502.3 MB in the end (delta: 335.5 MB). Free memory was 139.9 MB in the beginning and 183.2 MB in the end (delta: -43.3 MB). Peak memory consumption was 293.4 MB. Max. memory is 8.0 GB. [2020-10-27 18:14:34,799 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 125.8 MB. Free memory was 98.9 MB in the beginning and 98.9 MB in the end (delta: 72.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 18:14:34,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 942.68 ms. Allocated memory is still 166.7 MB. Free memory was 139.2 MB in the beginning and 140.5 MB in the end (delta: -1.3 MB). Peak memory consumption was 29.0 MB. Max. memory is 8.0 GB. [2020-10-27 18:14:34,801 INFO L168 Benchmark]: Boogie Preprocessor took 152.11 ms. Allocated memory is still 166.7 MB. Free memory was 140.5 MB in the beginning and 135.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-27 18:14:34,802 INFO L168 Benchmark]: RCFGBuilder took 1604.87 ms. Allocated memory is still 166.7 MB. Free memory was 135.2 MB in the beginning and 104.3 MB in the end (delta: 31.0 MB). Peak memory consumption was 51.3 MB. Max. memory is 8.0 GB. [2020-10-27 18:14:34,803 INFO L168 Benchmark]: TraceAbstraction took 23940.40 ms. Allocated memory was 166.7 MB in the beginning and 502.3 MB in the end (delta: 335.5 MB). Free memory was 103.7 MB in the beginning and 183.2 MB in the end (delta: -79.5 MB). Peak memory consumption was 256.1 MB. Max. memory is 8.0 GB. [2020-10-27 18:14:34,807 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 125.8 MB. Free memory was 98.9 MB in the beginning and 98.9 MB in the end (delta: 72.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 942.68 ms. Allocated memory is still 166.7 MB. Free memory was 139.2 MB in the beginning and 140.5 MB in the end (delta: -1.3 MB). Peak memory consumption was 29.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 152.11 ms. Allocated memory is still 166.7 MB. Free memory was 140.5 MB in the beginning and 135.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1604.87 ms. Allocated memory is still 166.7 MB. Free memory was 135.2 MB in the beginning and 104.3 MB in the end (delta: 31.0 MB). Peak memory consumption was 51.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 23940.40 ms. Allocated memory was 166.7 MB in the beginning and 502.3 MB in the end (delta: 335.5 MB). Free memory was 103.7 MB in the beginning and 183.2 MB in the end (delta: -79.5 MB). Peak memory consumption was 256.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((7 == a15 || 12 <= a12) || !(\old(a21) <= 7)) || a15 == 9) || !(a21 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 258 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.9s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 10.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 103 SDtfs, 2128 SDslu, 84 SDs, 0 SdLazy, 4263 SolverSat, 969 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 24 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1849occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 196 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 80 PreInvPairs, 110 NumberOfFragments, 208 HoareAnnotationTreeSize, 80 FomulaSimplifications, 3672 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1165 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 710 NumberOfCodeBlocks, 710 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 706 ConstructedInterpolants, 0 QuantifiedInterpolants, 297244 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 335/339 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...