/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/Problem16_label57.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 18:46:22,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 18:46:22,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 18:46:22,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 18:46:22,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 18:46:22,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 18:46:22,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 18:46:22,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 18:46:22,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 18:46:22,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 18:46:22,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 18:46:22,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 18:46:22,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 18:46:22,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 18:46:22,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 18:46:22,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 18:46:22,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 18:46:22,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 18:46:22,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 18:46:22,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 18:46:22,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 18:46:22,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 18:46:22,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 18:46:22,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 18:46:22,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 18:46:22,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 18:46:22,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 18:46:22,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 18:46:22,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 18:46:22,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 18:46:22,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 18:46:22,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 18:46:22,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 18:46:22,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 18:46:22,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 18:46:22,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 18:46:22,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 18:46:22,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 18:46:22,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 18:46:22,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 18:46:22,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 18:46:22,571 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 18:46:22,639 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 18:46:22,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 18:46:22,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 18:46:22,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 18:46:22,647 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 18:46:22,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 18:46:22,648 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 18:46:22,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 18:46:22,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 18:46:22,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 18:46:22,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 18:46:22,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 18:46:22,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 18:46:22,650 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 18:46:22,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 18:46:22,651 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 18:46:22,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 18:46:22,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 18:46:22,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 18:46:22,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 18:46:22,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 18:46:22,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 18:46:22,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 18:46:22,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 18:46:22,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 18:46:22,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 18:46:22,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 18:46:22,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 18:46:22,662 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 18:46:22,662 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 18:46:23,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 18:46:23,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 18:46:23,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 18:46:23,081 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 18:46:23,082 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 18:46:23,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label57.c [2020-10-27 18:46:23,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a2273d21/312c6a5a4fc24c249d92b16f1e581f73/FLAGbe43c0d86 [2020-10-27 18:46:24,148 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 18:46:24,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label57.c [2020-10-27 18:46:24,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a2273d21/312c6a5a4fc24c249d92b16f1e581f73/FLAGbe43c0d86 [2020-10-27 18:46:24,262 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a2273d21/312c6a5a4fc24c249d92b16f1e581f73 [2020-10-27 18:46:24,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 18:46:24,272 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 18:46:24,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 18:46:24,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 18:46:24,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 18:46:24,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:46:24" (1/1) ... [2020-10-27 18:46:24,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59405cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:24, skipping insertion in model container [2020-10-27 18:46:24,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:46:24" (1/1) ... [2020-10-27 18:46:24,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 18:46:24,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 18:46:25,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 18:46:25,114 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 18:46:25,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 18:46:25,455 INFO L208 MainTranslator]: Completed translation [2020-10-27 18:46:25,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25 WrapperNode [2020-10-27 18:46:25,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 18:46:25,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 18:46:25,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 18:46:25,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 18:46:25,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25" (1/1) ... [2020-10-27 18:46:25,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25" (1/1) ... [2020-10-27 18:46:25,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25" (1/1) ... [2020-10-27 18:46:25,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25" (1/1) ... [2020-10-27 18:46:25,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25" (1/1) ... [2020-10-27 18:46:25,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25" (1/1) ... [2020-10-27 18:46:25,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25" (1/1) ... [2020-10-27 18:46:25,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 18:46:25,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 18:46:25,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 18:46:25,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 18:46:25,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25" (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 18:46:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 18:46:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 18:46:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 18:46:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-27 18:46:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-27 18:46:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 18:46:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-27 18:46:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-27 18:46:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 18:46:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 18:46:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 18:46:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 18:46:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 18:46:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 18:46:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 18:46:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 18:46:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 18:46:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 18:46:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 18:46:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 18:46:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 18:46:28,431 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 18:46:28,432 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-27 18:46:28,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:46:28 BoogieIcfgContainer [2020-10-27 18:46:28,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 18:46:28,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 18:46:28,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 18:46:28,440 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 18:46:28,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:46:24" (1/3) ... [2020-10-27 18:46:28,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f7c7d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:46:28, skipping insertion in model container [2020-10-27 18:46:28,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:46:25" (2/3) ... [2020-10-27 18:46:28,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f7c7d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:46:28, skipping insertion in model container [2020-10-27 18:46:28,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:46:28" (3/3) ... [2020-10-27 18:46:28,444 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label57.c [2020-10-27 18:46:28,458 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 18:46:28,464 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 18:46:28,479 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 18:46:28,511 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 18:46:28,511 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 18:46:28,511 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 18:46:28,511 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 18:46:28,512 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 18:46:28,512 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 18:46:28,512 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 18:46:28,512 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 18:46:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states. [2020-10-27 18:46:28,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 18:46:28,549 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:46:28,550 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] [2020-10-27 18:46:28,551 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:46:28,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:46:28,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1220316140, now seen corresponding path program 1 times [2020-10-27 18:46:28,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:46:28,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [659338044] [2020-10-27 18:46:28,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:46:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:28,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:29,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:29,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 18:46:29,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:46:29,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 623 [2020-10-27 18:46:29,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:29,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 18:46:29,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 18:46:29,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 18:46:29,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 18:46:29,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:46:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:29,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:29,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:29,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:46:29,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:46:29,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 18:46:29,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:29,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:46:29,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:46:29,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 18:46:29,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:46:29,650 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 18:46:29,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [659338044] [2020-10-27 18:46:29,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 18:46:29,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-27 18:46:29,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402578395] [2020-10-27 18:46:29,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 18:46:29,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:46:29,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 18:46:29,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 18:46:29,685 INFO L87 Difference]: Start difference. First operand 413 states. Second operand 4 states. [2020-10-27 18:46:34,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:46:34,534 INFO L93 Difference]: Finished difference Result 1174 states and 2170 transitions. [2020-10-27 18:46:34,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:46:34,542 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-27 18:46:34,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:46:34,567 INFO L225 Difference]: With dead ends: 1174 [2020-10-27 18:46:34,568 INFO L226 Difference]: Without dead ends: 697 [2020-10-27 18:46:34,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:46:34,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2020-10-27 18:46:34,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 693. [2020-10-27 18:46:34,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 693 states. [2020-10-27 18:46:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 1015 transitions. [2020-10-27 18:46:34,695 INFO L78 Accepts]: Start accepts. Automaton has 693 states and 1015 transitions. Word has length 47 [2020-10-27 18:46:34,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:46:34,696 INFO L481 AbstractCegarLoop]: Abstraction has 693 states and 1015 transitions. [2020-10-27 18:46:34,696 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 18:46:34,697 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1015 transitions. [2020-10-27 18:46:34,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-27 18:46:34,703 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:46:34,703 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:46:34,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 18:46:34,704 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:46:34,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:46:34,705 INFO L82 PathProgramCache]: Analyzing trace with hash -232989419, now seen corresponding path program 1 times [2020-10-27 18:46:34,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:46:34,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2019936153] [2020-10-27 18:46:34,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:46:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:34,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:35,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:35,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:35,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-27 18:46:35,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 18:46:35,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 932 [2020-10-27 18:46:35,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:35,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:46:35,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-27 18:46:35,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 18:46:35,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 18:46:35,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:46:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:35,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:35,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:35,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:46:35,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:46:35,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 18:46:35,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:35,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:46:35,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:46:35,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:46:35,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:46:35,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:46:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:35,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:35,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:35,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-27 18:46:35,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:46:35,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 18:46:35,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:35,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:46:35,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:46:35,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-27 18:46:35,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:46:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 38 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:46:36,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2019936153] [2020-10-27 18:46:36,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:46:36,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:46:36,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242849208] [2020-10-27 18:46:36,055 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:46:36,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:46:36,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:46:36,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:46:36,059 INFO L87 Difference]: Start difference. First operand 693 states and 1015 transitions. Second operand 5 states. [2020-10-27 18:46:40,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:46:40,855 INFO L93 Difference]: Finished difference Result 1726 states and 2651 transitions. [2020-10-27 18:46:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:46:40,863 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2020-10-27 18:46:40,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:46:40,870 INFO L225 Difference]: With dead ends: 1726 [2020-10-27 18:46:40,871 INFO L226 Difference]: Without dead ends: 1039 [2020-10-27 18:46:40,873 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 18:46:40,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states. [2020-10-27 18:46:40,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1035. [2020-10-27 18:46:40,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1035 states. [2020-10-27 18:46:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1430 transitions. [2020-10-27 18:46:40,932 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1430 transitions. Word has length 123 [2020-10-27 18:46:40,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:46:40,935 INFO L481 AbstractCegarLoop]: Abstraction has 1035 states and 1430 transitions. [2020-10-27 18:46:40,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:46:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1430 transitions. [2020-10-27 18:46:40,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-27 18:46:40,949 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:46:40,949 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:46:40,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 18:46:40,950 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:46:40,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:46:40,950 INFO L82 PathProgramCache]: Analyzing trace with hash -1154752359, now seen corresponding path program 1 times [2020-10-27 18:46:40,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:46:40,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [319951148] [2020-10-27 18:46:40,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:46:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:41,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:41,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:42,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:42,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-27 18:46:42,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 18:46:42,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1903 [2020-10-27 18:46:42,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:42,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:46:42,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-27 18:46:42,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 18:46:42,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:46:43,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:46:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:43,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:43,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:43,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:46:43,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:46:43,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 18:46:43,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:43,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:46:43,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:46:43,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:46:43,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:46:43,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:46:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:43,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:43,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:43,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-27 18:46:43,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:46:43,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-27 18:46:43,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:43,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:46:43,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:46:43,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-27 18:46:43,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:46:43,310 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 38 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:46:43,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [319951148] [2020-10-27 18:46:43,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:46:43,311 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:46:43,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024492096] [2020-10-27 18:46:43,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:46:43,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:46:43,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:46:43,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:46:43,315 INFO L87 Difference]: Start difference. First operand 1035 states and 1430 transitions. Second operand 5 states. [2020-10-27 18:46:47,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:46:47,969 INFO L93 Difference]: Finished difference Result 2410 states and 3482 transitions. [2020-10-27 18:46:47,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:46:47,970 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 176 [2020-10-27 18:46:47,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:46:47,981 INFO L225 Difference]: With dead ends: 2410 [2020-10-27 18:46:47,982 INFO L226 Difference]: Without dead ends: 1381 [2020-10-27 18:46:47,984 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 18:46:47,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1381 states. [2020-10-27 18:46:48,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1381 to 1377. [2020-10-27 18:46:48,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1377 states. [2020-10-27 18:46:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1377 states and 1850 transitions. [2020-10-27 18:46:48,043 INFO L78 Accepts]: Start accepts. Automaton has 1377 states and 1850 transitions. Word has length 176 [2020-10-27 18:46:48,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:46:48,046 INFO L481 AbstractCegarLoop]: Abstraction has 1377 states and 1850 transitions. [2020-10-27 18:46:48,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:46:48,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1850 transitions. [2020-10-27 18:46:48,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-10-27 18:46:48,057 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:46:48,058 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 18:46:48,058 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 18:46:48,058 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:46:48,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:46:48,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1785276954, now seen corresponding path program 1 times [2020-10-27 18:46:48,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:46:48,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2107078775] [2020-10-27 18:46:48,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:46:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:48,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:48,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:48,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:49,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:49,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:53,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:53,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-27 18:46:53,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 18:46:53,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-27 18:46:53,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:46:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 198 [2020-10-27 18:46:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 18:46:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:46:53,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:46:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:53,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:53,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:53,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:46:53,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:46:53,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 18:46:53,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:53,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:46:53,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:46:53,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:46:53,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:46:53,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:46:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:53,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:53,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:53,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-27 18:46:53,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:46:53,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 18:46:53,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:53,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:46:53,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:46:53,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:46:53,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:46:53,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 18:46:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:53,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:53,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:46:53,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-27 18:46:53,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:46:53,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-27 18:46:53,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:46:53,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:46:53,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:46:53,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-27 18:46:53,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-27 18:46:53,678 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 79 proven. 2 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2020-10-27 18:46:53,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2107078775] [2020-10-27 18:46:53,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:46:53,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:46:53,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905245830] [2020-10-27 18:46:53,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:46:53,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:46:53,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:46:53,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:46:53,683 INFO L87 Difference]: Start difference. First operand 1377 states and 1850 transitions. Second operand 5 states. [2020-10-27 18:46:58,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:46:58,318 INFO L93 Difference]: Finished difference Result 3094 states and 4327 transitions. [2020-10-27 18:46:58,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:46:58,320 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 233 [2020-10-27 18:46:58,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:46:58,331 INFO L225 Difference]: With dead ends: 3094 [2020-10-27 18:46:58,331 INFO L226 Difference]: Without dead ends: 1723 [2020-10-27 18:46:58,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 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 18:46:58,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2020-10-27 18:46:58,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1719. [2020-10-27 18:46:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1719 states. [2020-10-27 18:46:58,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1719 states and 2321 transitions. [2020-10-27 18:46:58,392 INFO L78 Accepts]: Start accepts. Automaton has 1719 states and 2321 transitions. Word has length 233 [2020-10-27 18:46:58,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:46:58,393 INFO L481 AbstractCegarLoop]: Abstraction has 1719 states and 2321 transitions. [2020-10-27 18:46:58,393 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:46:58,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2321 transitions. [2020-10-27 18:46:58,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2020-10-27 18:46:58,399 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:46:58,399 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-27 18:46:58,400 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 18:46:58,400 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:46:58,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:46:58,400 INFO L82 PathProgramCache]: Analyzing trace with hash -569349573, now seen corresponding path program 1 times [2020-10-27 18:46:58,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:46:58,401 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1530773449] [2020-10-27 18:46:58,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:46:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:46:58,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:58,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:58,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:59,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:46:59,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:03,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:03,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:03,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 341 [2020-10-27 18:47:03,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 18:47:03,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 18:47:03,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:03,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:47:03,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 198 [2020-10-27 18:47:03,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-27 18:47:03,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:03,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:47:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:03,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:03,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:03,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:47:03,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:03,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 18:47:03,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:03,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:03,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:03,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:03,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 18:47:03,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:47:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:03,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:03,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:03,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-27 18:47:03,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:03,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 18:47:03,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:03,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:03,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:03,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:03,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 18:47:03,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 18:47:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:03,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:03,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:03,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-27 18:47:03,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-27 18:47:03,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:47:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:03,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-27 18:47:03,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 18:47:03,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-10-27 18:47:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:03,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:04,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:04,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-27 18:47:04,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:04,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-27 18:47:04,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:47:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 18:47:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-27 18:47:04,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:04,168 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 284 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-27 18:47:04,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1530773449] [2020-10-27 18:47:04,169 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:47:04,169 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 18:47:04,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621159389] [2020-10-27 18:47:04,170 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 18:47:04,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:47:04,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 18:47:04,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-27 18:47:04,171 INFO L87 Difference]: Start difference. First operand 1719 states and 2321 transitions. Second operand 7 states. [2020-10-27 18:47:09,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:47:09,566 INFO L93 Difference]: Finished difference Result 5191 states and 7113 transitions. [2020-10-27 18:47:09,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 18:47:09,575 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 325 [2020-10-27 18:47:09,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:47:09,597 INFO L225 Difference]: With dead ends: 5191 [2020-10-27 18:47:09,597 INFO L226 Difference]: Without dead ends: 3478 [2020-10-27 18:47:09,603 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-27 18:47:09,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3478 states. [2020-10-27 18:47:09,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3478 to 3456. [2020-10-27 18:47:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3456 states. [2020-10-27 18:47:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 3456 states and 4298 transitions. [2020-10-27 18:47:09,718 INFO L78 Accepts]: Start accepts. Automaton has 3456 states and 4298 transitions. Word has length 325 [2020-10-27 18:47:09,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:47:09,719 INFO L481 AbstractCegarLoop]: Abstraction has 3456 states and 4298 transitions. [2020-10-27 18:47:09,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 18:47:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3456 states and 4298 transitions. [2020-10-27 18:47:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2020-10-27 18:47:09,734 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:47:09,735 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:47:09,735 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 18:47:09,735 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:47:09,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:47:09,736 INFO L82 PathProgramCache]: Analyzing trace with hash 878267989, now seen corresponding path program 1 times [2020-10-27 18:47:09,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:47:09,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2081955519] [2020-10-27 18:47:09,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:47:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:09,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:10,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:10,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:11,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:12,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:13,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:14,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:14,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 528 [2020-10-27 18:47:14,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 18:47:14,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-27 18:47:14,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:14,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:47:14,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 479 [2020-10-27 18:47:14,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 18:47:14,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:15,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:47:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:15,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:15,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:15,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:47:15,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:15,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 18:47:15,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:15,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:15,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:15,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:15,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:15,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:47:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:15,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:15,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:15,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 18:47:15,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:15,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 18:47:15,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:15,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:15,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:15,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:15,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:15,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 18:47:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:15,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:15,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:15,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-27 18:47:15,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:15,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 18:47:15,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:15,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:15,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2020-10-27 18:47:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:15,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:15,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:15,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-27 18:47:15,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:15,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-27 18:47:15,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:15,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:47:15,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:15,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-27 18:47:15,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 18:47:16,061 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 120 proven. 3 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2020-10-27 18:47:16,061 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2081955519] [2020-10-27 18:47:16,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:47:16,063 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:47:16,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469051869] [2020-10-27 18:47:16,064 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:47:16,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:47:16,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:47:16,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:47:16,066 INFO L87 Difference]: Start difference. First operand 3456 states and 4298 transitions. Second operand 5 states. [2020-10-27 18:47:19,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:47:19,331 INFO L93 Difference]: Finished difference Result 6944 states and 8656 transitions. [2020-10-27 18:47:19,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:47:19,336 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 512 [2020-10-27 18:47:19,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:47:19,355 INFO L225 Difference]: With dead ends: 6944 [2020-10-27 18:47:19,356 INFO L226 Difference]: Without dead ends: 3462 [2020-10-27 18:47:19,365 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 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 18:47:19,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3462 states. [2020-10-27 18:47:19,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3462 to 3456. [2020-10-27 18:47:19,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3456 states. [2020-10-27 18:47:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 3456 states and 4296 transitions. [2020-10-27 18:47:19,494 INFO L78 Accepts]: Start accepts. Automaton has 3456 states and 4296 transitions. Word has length 512 [2020-10-27 18:47:19,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:47:19,495 INFO L481 AbstractCegarLoop]: Abstraction has 3456 states and 4296 transitions. [2020-10-27 18:47:19,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:47:19,496 INFO L276 IsEmpty]: Start isEmpty. Operand 3456 states and 4296 transitions. [2020-10-27 18:47:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2020-10-27 18:47:19,513 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:47:19,514 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:47:19,514 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 18:47:19,514 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:47:19,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:47:19,515 INFO L82 PathProgramCache]: Analyzing trace with hash 1466074353, now seen corresponding path program 1 times [2020-10-27 18:47:19,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:47:19,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1866982977] [2020-10-27 18:47:19,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:47:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:19,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:19,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:20,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:22,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:22,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:23,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:24,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:24,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:24,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 543 [2020-10-27 18:47:24,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 18:47:24,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-27 18:47:24,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:24,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 18:47:24,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 494 [2020-10-27 18:47:24,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 18:47:24,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:24,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:47:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:24,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:24,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:24,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:47:24,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:24,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 18:47:24,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:24,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:24,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:24,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:24,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:24,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:47:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:24,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:24,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:24,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 18:47:24,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:24,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 18:47:24,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:24,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:24,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:24,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:24,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:24,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 18:47:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:24,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:25,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:25,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-27 18:47:25,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:25,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 18:47:25,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:25,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:25,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2020-10-27 18:47:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:25,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:25,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:25,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-27 18:47:25,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:25,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 18:47:25,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:25,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:47:25,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:25,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-27 18:47:25,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:25,659 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 120 proven. 3 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2020-10-27 18:47:25,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1866982977] [2020-10-27 18:47:25,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:47:25,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 18:47:25,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6421855] [2020-10-27 18:47:25,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 18:47:25,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:47:25,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 18:47:25,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-27 18:47:25,662 INFO L87 Difference]: Start difference. First operand 3456 states and 4296 transitions. Second operand 8 states. [2020-10-27 18:47:29,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:47:29,216 INFO L93 Difference]: Finished difference Result 6980 states and 8713 transitions. [2020-10-27 18:47:29,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 18:47:29,218 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 527 [2020-10-27 18:47:29,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:47:29,237 INFO L225 Difference]: With dead ends: 6980 [2020-10-27 18:47:29,237 INFO L226 Difference]: Without dead ends: 3459 [2020-10-27 18:47:29,246 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2020-10-27 18:47:29,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3459 states. [2020-10-27 18:47:29,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3459 to 3453. [2020-10-27 18:47:29,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3453 states. [2020-10-27 18:47:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3453 states and 4282 transitions. [2020-10-27 18:47:29,344 INFO L78 Accepts]: Start accepts. Automaton has 3453 states and 4282 transitions. Word has length 527 [2020-10-27 18:47:29,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:47:29,345 INFO L481 AbstractCegarLoop]: Abstraction has 3453 states and 4282 transitions. [2020-10-27 18:47:29,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 18:47:29,345 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 4282 transitions. [2020-10-27 18:47:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2020-10-27 18:47:29,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:47:29,355 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:47:29,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 18:47:29,356 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:47:29,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:47:29,356 INFO L82 PathProgramCache]: Analyzing trace with hash -758811504, now seen corresponding path program 1 times [2020-10-27 18:47:29,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:47:29,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [383939493] [2020-10-27 18:47:29,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:47:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:29,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:29,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:29,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:30,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:30,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:32,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:33,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:34,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:34,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:34,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 564 [2020-10-27 18:47:34,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 18:47:34,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5078 [2020-10-27 18:47:34,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:34,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:47:34,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 515 [2020-10-27 18:47:34,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 18:47:34,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:34,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:47:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:34,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:34,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:34,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:47:34,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:34,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 18:47:34,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:34,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:34,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:34,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:34,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:34,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:47:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:34,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:34,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:34,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 18:47:34,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:34,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 18:47:34,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:34,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:34,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 18:47:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:34,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:34,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:34,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-27 18:47:34,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:34,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 18:47:34,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:34,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:34,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-27 18:47:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:34,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:34,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:34,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-27 18:47:34,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:34,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 18:47:34,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:34,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:34,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:34,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:34,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:34,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2020-10-27 18:47:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:34,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:34,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:34,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-27 18:47:34,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:34,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-27 18:47:34,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:34,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:47:34,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:34,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 210 [2020-10-27 18:47:34,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:35,236 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2020-10-27 18:47:35,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [383939493] [2020-10-27 18:47:35,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:47:35,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-27 18:47:35,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475639496] [2020-10-27 18:47:35,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 18:47:35,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:47:35,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 18:47:35,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:47:35,239 INFO L87 Difference]: Start difference. First operand 3453 states and 4282 transitions. Second operand 6 states. [2020-10-27 18:47:40,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:47:40,469 INFO L93 Difference]: Finished difference Result 8952 states and 11331 transitions. [2020-10-27 18:47:40,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:47:40,470 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 546 [2020-10-27 18:47:40,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:47:40,498 INFO L225 Difference]: With dead ends: 8952 [2020-10-27 18:47:40,498 INFO L226 Difference]: Without dead ends: 5505 [2020-10-27 18:47:40,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-27 18:47:40,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5505 states. [2020-10-27 18:47:40,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5505 to 4486. [2020-10-27 18:47:40,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4486 states. [2020-10-27 18:47:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 4486 states and 5589 transitions. [2020-10-27 18:47:40,647 INFO L78 Accepts]: Start accepts. Automaton has 4486 states and 5589 transitions. Word has length 546 [2020-10-27 18:47:40,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:47:40,649 INFO L481 AbstractCegarLoop]: Abstraction has 4486 states and 5589 transitions. [2020-10-27 18:47:40,649 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 18:47:40,649 INFO L276 IsEmpty]: Start isEmpty. Operand 4486 states and 5589 transitions. [2020-10-27 18:47:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2020-10-27 18:47:40,662 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:47:40,663 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:47:40,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 18:47:40,664 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:47:40,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:47:40,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1586732986, now seen corresponding path program 1 times [2020-10-27 18:47:40,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:47:40,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [987698517] [2020-10-27 18:47:40,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:47:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:40,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:40,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:41,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:41,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:42,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:43,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:43,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:45,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:45,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 593 [2020-10-27 18:47:45,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 18:47:45,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 18:47:45,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:45,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:47:45,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 470 [2020-10-27 18:47:45,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 18:47:45,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:45,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:47:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:45,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:45,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:45,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:47:45,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:45,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 18:47:45,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:45,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:45,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:47:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:45,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:45,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:45,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 18:47:45,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:45,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 18:47:45,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:45,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:45,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:45,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:45,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:45,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 18:47:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:46,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:46,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:46,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-27 18:47:46,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:46,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-27 18:47:46,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:46,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:46,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2020-10-27 18:47:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:46,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:46,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:46,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-27 18:47:46,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:46,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-27 18:47:46,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:46,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:47:46,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:46,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 18:47:46,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:46,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-10-27 18:47:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:46,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:46,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:46,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:46,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 18:47:46,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 18:47:46,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 18:47:46,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:47:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 18:47:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-27 18:47:46,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:46,635 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 373 proven. 2 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2020-10-27 18:47:46,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [987698517] [2020-10-27 18:47:46,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:47:46,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 18:47:46,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544321413] [2020-10-27 18:47:46,637 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 18:47:46,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:47:46,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 18:47:46,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-27 18:47:46,638 INFO L87 Difference]: Start difference. First operand 4486 states and 5589 transitions. Second operand 7 states. [2020-10-27 18:47:53,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:47:53,065 INFO L93 Difference]: Finished difference Result 10770 states and 13643 transitions. [2020-10-27 18:47:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 18:47:53,066 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 575 [2020-10-27 18:47:53,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:47:53,098 INFO L225 Difference]: With dead ends: 10770 [2020-10-27 18:47:53,098 INFO L226 Difference]: Without dead ends: 6261 [2020-10-27 18:47:53,109 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-27 18:47:53,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6261 states. [2020-10-27 18:47:53,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6261 to 6207. [2020-10-27 18:47:53,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6207 states. [2020-10-27 18:47:53,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6207 states to 6207 states and 7775 transitions. [2020-10-27 18:47:53,307 INFO L78 Accepts]: Start accepts. Automaton has 6207 states and 7775 transitions. Word has length 575 [2020-10-27 18:47:53,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:47:53,308 INFO L481 AbstractCegarLoop]: Abstraction has 6207 states and 7775 transitions. [2020-10-27 18:47:53,309 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 18:47:53,309 INFO L276 IsEmpty]: Start isEmpty. Operand 6207 states and 7775 transitions. [2020-10-27 18:47:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2020-10-27 18:47:53,328 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:47:53,329 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:47:53,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 18:47:53,329 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:47:53,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:47:53,330 INFO L82 PathProgramCache]: Analyzing trace with hash 541914761, now seen corresponding path program 1 times [2020-10-27 18:47:53,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:47:53,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1874434474] [2020-10-27 18:47:53,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:47:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:53,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:53,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:53,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:53,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:54,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:54,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:55,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:58,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:58,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 638 [2020-10-27 18:47:58,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 18:47:58,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-27 18:47:58,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:58,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:47:58,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 298 [2020-10-27 18:47:58,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-27 18:47:58,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:58,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:47:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:58,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:58,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:58,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:47:58,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:58,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 18:47:58,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:58,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:58,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:58,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:47:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:58,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:58,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:58,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 18:47:58,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:58,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 18:47:58,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:58,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:58,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:58,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:58,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:58,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 18:47:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:58,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:58,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:58,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-27 18:47:58,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:58,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 18:47:58,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:58,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:58,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:58,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:58,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:58,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-27 18:47:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:58,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:58,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:58,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-27 18:47:58,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:58,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 18:47:58,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:58,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:47:58,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:47:58,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-27 18:47:58,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:58,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2020-10-27 18:47:58,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:58,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:59,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:59,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-27 18:47:59,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:59,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 201 [2020-10-27 18:47:59,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:59,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:47:59,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 18:47:59,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 216 [2020-10-27 18:47:59,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:59,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2020-10-27 18:47:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:47:59,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:47:59,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:47:59,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 18:47:59,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:47:59,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 18:47:59,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:47:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:47:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-27 18:47:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:47:59,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:47:59,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 492 proven. 71 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-10-27 18:47:59,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1874434474] [2020-10-27 18:47:59,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:47:59,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 18:47:59,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470469490] [2020-10-27 18:47:59,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 18:47:59,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:47:59,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 18:47:59,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-27 18:47:59,713 INFO L87 Difference]: Start difference. First operand 6207 states and 7775 transitions. Second operand 7 states. [2020-10-27 18:48:05,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:48:05,179 INFO L93 Difference]: Finished difference Result 12421 states and 15594 transitions. [2020-10-27 18:48:05,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 18:48:05,180 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 618 [2020-10-27 18:48:05,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:48:05,205 INFO L225 Difference]: With dead ends: 12421 [2020-10-27 18:48:05,205 INFO L226 Difference]: Without dead ends: 6240 [2020-10-27 18:48:05,219 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-27 18:48:05,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6240 states. [2020-10-27 18:48:05,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6240 to 6224. [2020-10-27 18:48:05,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6224 states. [2020-10-27 18:48:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6224 states to 6224 states and 7782 transitions. [2020-10-27 18:48:05,372 INFO L78 Accepts]: Start accepts. Automaton has 6224 states and 7782 transitions. Word has length 618 [2020-10-27 18:48:05,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:48:05,373 INFO L481 AbstractCegarLoop]: Abstraction has 6224 states and 7782 transitions. [2020-10-27 18:48:05,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 18:48:05,373 INFO L276 IsEmpty]: Start isEmpty. Operand 6224 states and 7782 transitions. [2020-10-27 18:48:05,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 642 [2020-10-27 18:48:05,390 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:48:05,391 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:48:05,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 18:48:05,391 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:48:05,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:48:05,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1277327682, now seen corresponding path program 1 times [2020-10-27 18:48:05,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:48:05,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1740113366] [2020-10-27 18:48:05,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:48:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:48:05,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:05,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:05,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:06,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:07,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:07,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:10,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:10,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:48:10,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 659 [2020-10-27 18:48:10,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 18:48:10,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5069 [2020-10-27 18:48:10,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:48:10,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:48:10,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 610 [2020-10-27 18:48:10,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 18:48:10,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:48:10,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:48:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:48:10,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:10,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:48:10,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:48:10,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:48:10,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 18:48:10,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:48:10,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:48:10,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:48:10,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:48:10,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:48:10,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:48:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:48:10,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:10,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:48:10,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 18:48:10,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:48:10,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 18:48:10,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:48:10,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:48:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:48:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:48:10,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:48:10,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 18:48:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:48:10,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:10,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:48:10,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-27 18:48:10,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:48:10,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 18:48:10,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:48:10,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:48:10,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:48:10,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:48:10,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:48:10,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2020-10-27 18:48:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:48:10,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:10,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:48:10,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-27 18:48:10,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:48:10,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 18:48:10,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:48:10,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:48:10,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:48:10,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:48:10,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:48:11,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2020-10-27 18:48:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:48:11,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:48:11,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:48:11,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 18:48:11,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:48:11,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 18:48:11,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:48:11,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:48:11,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:48:11,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 18:48:11,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:48:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2020-10-27 18:48:11,233 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1740113366] [2020-10-27 18:48:11,234 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:48:11,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:48:11,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679429407] [2020-10-27 18:48:11,235 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:48:11,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:48:11,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:48:11,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:48:11,236 INFO L87 Difference]: Start difference. First operand 6224 states and 7782 transitions. Second operand 5 states. [2020-10-27 18:48:15,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:48:15,790 INFO L93 Difference]: Finished difference Result 14481 states and 18292 transitions. [2020-10-27 18:48:15,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:48:15,791 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 641 [2020-10-27 18:48:15,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:48:15,793 INFO L225 Difference]: With dead ends: 14481 [2020-10-27 18:48:15,793 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 18:48:15,823 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 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 18:48:15,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 18:48:15,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 18:48:15,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 18:48:15,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 18:48:15,824 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 641 [2020-10-27 18:48:15,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:48:15,824 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 18:48:15,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:48:15,824 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 18:48:15,824 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 18:48:15,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 18:48:15,827 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 18:48:16,776 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 41 [2020-10-27 18:48:17,170 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 41 [2020-10-27 18:48:17,976 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 43 [2020-10-27 18:48:18,477 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 30 [2020-10-27 18:48:19,212 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 72 [2020-10-27 18:48:19,481 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 26 [2020-10-27 18:48:19,485 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 5) no Hoare annotation was computed. [2020-10-27 18:48:19,486 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 5) the Hoare annotation is: true [2020-10-27 18:48:19,486 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 5) no Hoare annotation was computed. [2020-10-27 18:48:19,486 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-27 18:48:19,486 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~inputA~0 |old(~inputA~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a18~0 |old(~a18~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a15~0 |old(~a15~0)|) (= |old(#valid)| |#valid|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= |#t~string8.base| |old(#t~string8.base)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a16~0 |old(~a16~0)|) (= |#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 18:48:19,487 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L274 CegarLoopResult]: For program point calculate_output2EXIT(lines 1496 1767) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,487 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,488 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,488 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,488 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,488 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,490 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,490 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,490 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,491 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,491 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,491 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,491 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,491 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,491 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,491 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,491 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,492 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,492 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,492 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,492 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,492 INFO L270 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1496 1767) the Hoare annotation is: (let ((.cse0 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or .cse0 (not (= 12 |old(~a16~0)|))) (or .cse0 (not (<= |old(~a12~0)| 6))) (or (not (= 11 |old(~a16~0)|)) .cse0) (or (not (<= |old(~a16~0)| 9)) .cse0))) [2020-10-27 18:48:19,492 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,492 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,492 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,492 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,493 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,493 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,493 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,493 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,493 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,496 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,496 INFO L274 CegarLoopResult]: For program point calculate_output2FINAL(lines 1496 1767) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,497 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,498 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,499 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,499 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,499 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-27 18:48:19,499 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,499 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-27 18:48:19,500 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L270 CegarLoopResult]: At program point L1493(line 1493) the Hoare annotation is: (let ((.cse0 (not (= 3 |old(~a15~0)|))) (.cse1 (not (= 10 |old(~a16~0)|))) (.cse2 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or (not (= 8 |old(~a12~0)|)) .cse0 .cse1) (or .cse2 (not (= 12 |old(~a16~0)|))) (or .cse0 (not (<= (+ |old(~a18~0)| 106) 0)) (not (= 6 |old(~a12~0)|)) (not (<= 0 (+ |old(~a18~0)| 144))) .cse1) (or .cse2 (not (<= |old(~a12~0)| 6))) (or (not (= 11 |old(~a16~0)|)) .cse2) (or (not (<= |old(~a16~0)| 9)) .cse2) (or (not (<= |old(~a15~0)| 3)) (not (<= |old(~a16~0)| 10)) (not (<= 10 |old(~a16~0)|)) (not (<= |old(~a12~0)| 5)) (not (<= |old(~a18~0)| 112)) (not (<= 7 |old(~a18~0)|)) (not (<= 3 |old(~a15~0)|)) (not (<= 5 |old(~a12~0)|))))) [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L1493-1(line 1493) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,501 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,502 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,503 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-27 18:48:19,504 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,505 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,506 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,507 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-27 18:48:19,508 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,509 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 25 1494) the Hoare annotation is: (let ((.cse0 (= ~a18~0 |old(~a18~0)|)) (.cse1 (= ~a16~0 |old(~a16~0)|))) (let ((.cse2 (and .cse0 .cse1 (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or (not (= 8 |old(~a12~0)|)) (not (= 3 |old(~a15~0)|)) (and (= ~a15~0 3) .cse0 (= ~a12~0 8) .cse1) (not (= 10 |old(~a16~0)|))) (or .cse2 (not (= 12 |old(~a16~0)|))) (or .cse2 (not (<= |old(~a12~0)| 6))) (or (not (= 11 |old(~a16~0)|)) .cse2) (or (not (<= |old(~a16~0)| 9)) .cse2)))) [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,510 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,511 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (and (not (<= |old(~a16~0)| 9)) (or (not (= 8 |old(~a12~0)|)) (not (= 3 |old(~a15~0)|)) (not (= 10 |old(~a16~0)|))) (not (= 11 |old(~a16~0)|)) (not (= 12 |old(~a16~0)|)) (not (<= |old(~a12~0)| 6))) [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L129-1(line 129) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,512 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,513 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,514 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,515 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,515 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,516 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,517 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,517 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,518 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,518 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,518 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,518 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,518 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-27 18:48:19,518 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,518 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-27 18:48:19,520 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-27 18:48:19,522 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,523 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,523 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,523 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,523 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,523 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,523 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,523 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,523 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,523 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,524 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,524 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,524 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-27 18:48:19,524 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-27 18:48:19,524 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-27 18:48:19,524 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,524 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,524 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,525 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,525 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,525 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,525 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,526 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,527 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,528 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,529 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 18:48:19,530 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,531 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,532 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,533 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,534 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,535 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,535 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,535 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,535 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-27 18:48:19,535 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,535 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,535 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-27 18:48:19,535 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 18:48:19,535 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (<= ~a12~0 5)) [2020-10-27 18:48:19,535 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 18:48:19,535 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 18:48:19,536 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 1769 1785) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= |old(~a12~0)| 5))) [2020-10-27 18:48:19,536 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 1769 1785) no Hoare annotation was computed. [2020-10-27 18:48:19,536 INFO L270 CegarLoopResult]: At program point L1783(line 1783) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (and (= ~a15~0 3) (= ~a16~0 10) (= ~a12~0 8)) (<= ~a16~0 9) (not (<= |old(~a12~0)| 5)) (= ~a16~0 11) (<= ~a12~0 6) (= ~a16~0 12)) [2020-10-27 18:48:19,536 INFO L274 CegarLoopResult]: For program point L1783-1(line 1783) no Hoare annotation was computed. [2020-10-27 18:48:19,536 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-27 18:48:19,536 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (and (= ~a15~0 3) (= ~a16~0 10) (= ~a12~0 8)) (<= ~a16~0 9) (not (<= |old(~a12~0)| 5)) (= ~a16~0 11) (<= ~a12~0 6) (= ~a16~0 12)) [2020-10-27 18:48:19,536 INFO L274 CegarLoopResult]: For program point L1775-3(lines 1769 1785) no Hoare annotation was computed. [2020-10-27 18:48:19,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 06:48:19 BoogieIcfgContainer [2020-10-27 18:48:19,577 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 18:48:19,579 INFO L168 Benchmark]: Toolchain (without parser) took 115311.30 ms. Allocated memory was 160.4 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 130.7 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 857.6 MB. Max. memory is 8.0 GB. [2020-10-27 18:48:19,579 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 160.4 MB. Free memory is still 134.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 18:48:19,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1184.75 ms. Allocated memory is still 160.4 MB. Free memory was 130.3 MB in the beginning and 69.1 MB in the end (delta: 61.1 MB). Peak memory consumption was 61.9 MB. Max. memory is 8.0 GB. [2020-10-27 18:48:19,587 INFO L168 Benchmark]: Boogie Preprocessor took 238.16 ms. Allocated memory is still 160.4 MB. Free memory was 69.1 MB in the beginning and 58.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-10-27 18:48:19,588 INFO L168 Benchmark]: RCFGBuilder took 2735.35 ms. Allocated memory was 160.4 MB in the beginning and 220.2 MB in the end (delta: 59.8 MB). Free memory was 58.6 MB in the beginning and 140.9 MB in the end (delta: -82.3 MB). Peak memory consumption was 43.4 MB. Max. memory is 8.0 GB. [2020-10-27 18:48:19,592 INFO L168 Benchmark]: TraceAbstraction took 111140.32 ms. Allocated memory was 220.2 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 140.4 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 806.9 MB. Max. memory is 8.0 GB. [2020-10-27 18:48:19,601 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 160.4 MB. Free memory is still 134.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1184.75 ms. Allocated memory is still 160.4 MB. Free memory was 130.3 MB in the beginning and 69.1 MB in the end (delta: 61.1 MB). Peak memory consumption was 61.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 238.16 ms. Allocated memory is still 160.4 MB. Free memory was 69.1 MB in the beginning and 58.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2735.35 ms. Allocated memory was 160.4 MB in the beginning and 220.2 MB in the end (delta: 59.8 MB). Free memory was 58.6 MB in the beginning and 140.9 MB in the end (delta: -82.3 MB). Peak memory consumption was 43.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 111140.32 ms. Allocated memory was 220.2 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 140.4 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 806.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 1775]: Loop Invariant Derived loop invariant: (((((!(11 == \old(a16)) || ((a15 == 3 && a16 == 10) && a12 == 8)) || a16 <= 9) || !(\old(a12) <= 5)) || a16 == 11) || a12 <= 6) || a16 == 12 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 413 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 107.3s, OverallIterations: 11, TraceHistogramMax: 6, AutomataDifference: 53.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 431 SDtfs, 8428 SDslu, 423 SDs, 0 SdLazy, 23546 SolverSat, 3373 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 184 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6224occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 1139 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 537 PreInvPairs, 643 NumberOfFragments, 500 HoareAnnotationTreeSize, 537 FomulaSimplifications, 699760 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 11 FomulaSimplificationsInter, 7100 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 50.0s InterpolantComputationTime, 4323 NumberOfCodeBlocks, 4323 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 4312 ConstructedInterpolants, 0 QuantifiedInterpolants, 4363252 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 1 PerfectInterpolantSequences, 4394/4487 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...