/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label08.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 04:48:39,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 04:48:39,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 04:48:39,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 04:48:39,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 04:48:39,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 04:48:39,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 04:48:39,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 04:48:39,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 04:48:39,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 04:48:39,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 04:48:39,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 04:48:39,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 04:48:39,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 04:48:39,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 04:48:39,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 04:48:39,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 04:48:39,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 04:48:39,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 04:48:39,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 04:48:39,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 04:48:39,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 04:48:39,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 04:48:39,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 04:48:39,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 04:48:39,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 04:48:39,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 04:48:39,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 04:48:39,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 04:48:39,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 04:48:39,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 04:48:39,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 04:48:39,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 04:48:39,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 04:48:39,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 04:48:39,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 04:48:39,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 04:48:39,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 04:48:39,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 04:48:39,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 04:48:39,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 04:48:39,706 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 [2020-10-29 04:48:39,733 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 04:48:39,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 04:48:39,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 04:48:39,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 04:48:39,736 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 04:48:39,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 04:48:39,736 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 04:48:39,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 04:48:39,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 04:48:39,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 04:48:39,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 04:48:39,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 04:48:39,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 04:48:39,738 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 04:48:39,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 04:48:39,738 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 04:48:39,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 04:48:39,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 04:48:39,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 04:48:39,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 04:48:39,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 04:48:39,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 04:48:39,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 04:48:39,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 04:48:39,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 04:48:39,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 04:48:39,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 04:48:39,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 04:48:39,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 04:48:39,742 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 04:48:40,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 04:48:40,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 04:48:40,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 04:48:40,188 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 04:48:40,189 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 04:48:40,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label08.c [2020-10-29 04:48:40,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0fc800ddd/fa60ac0c591f44ef9ff0b4793d5f42a2/FLAG33e3b7c83 [2020-10-29 04:48:41,236 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 04:48:41,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label08.c [2020-10-29 04:48:41,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0fc800ddd/fa60ac0c591f44ef9ff0b4793d5f42a2/FLAG33e3b7c83 [2020-10-29 04:48:41,415 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0fc800ddd/fa60ac0c591f44ef9ff0b4793d5f42a2 [2020-10-29 04:48:41,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 04:48:41,425 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 04:48:41,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 04:48:41,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 04:48:41,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 04:48:41,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:48:41" (1/1) ... [2020-10-29 04:48:41,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1ea5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:41, skipping insertion in model container [2020-10-29 04:48:41,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:48:41" (1/1) ... [2020-10-29 04:48:41,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 04:48:41,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 04:48:41,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:48:41,903 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 04:48:42,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:48:42,100 INFO L208 MainTranslator]: Completed translation [2020-10-29 04:48:42,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42 WrapperNode [2020-10-29 04:48:42,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 04:48:42,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 04:48:42,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 04:48:42,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 04:48:42,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42" (1/1) ... [2020-10-29 04:48:42,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42" (1/1) ... [2020-10-29 04:48:42,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42" (1/1) ... [2020-10-29 04:48:42,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42" (1/1) ... [2020-10-29 04:48:42,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42" (1/1) ... [2020-10-29 04:48:42,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42" (1/1) ... [2020-10-29 04:48:42,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42" (1/1) ... [2020-10-29 04:48:42,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 04:48:42,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 04:48:42,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 04:48:42,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 04:48:42,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42" (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 [2020-10-29 04:48:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 04:48:42,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 04:48:42,365 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 04:48:42,366 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 04:48:42,366 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 04:48:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 04:48:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 04:48:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 04:48:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 04:48:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 04:48:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 04:48:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 04:48:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 04:48:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 04:48:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 04:48:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 04:48:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 04:48:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 04:48:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 04:48:43,937 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 04:48:43,937 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 04:48:43,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:48:43 BoogieIcfgContainer [2020-10-29 04:48:43,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 04:48:43,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 04:48:43,942 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 04:48:43,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 04:48:43,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:48:41" (1/3) ... [2020-10-29 04:48:43,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79f74af3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:48:43, skipping insertion in model container [2020-10-29 04:48:43,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:42" (2/3) ... [2020-10-29 04:48:43,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79f74af3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:48:43, skipping insertion in model container [2020-10-29 04:48:43,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:48:43" (3/3) ... [2020-10-29 04:48:43,949 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label08.c [2020-10-29 04:48:43,962 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 04:48:43,968 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 04:48:43,981 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 04:48:44,013 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 04:48:44,014 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 04:48:44,014 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 04:48:44,014 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 04:48:44,014 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 04:48:44,014 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 04:48:44,014 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 04:48:44,015 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 04:48:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2020-10-29 04:48:44,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-29 04:48:44,055 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:48:44,056 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:48:44,056 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:48:44,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:48:44,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1406947189, now seen corresponding path program 1 times [2020-10-29 04:48:44,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:48:44,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [490451733] [2020-10-29 04:48:44,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:48:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:44,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:45,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:46,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:46,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-29 04:48:46,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 04:48:46,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2279 [2020-10-29 04:48:46,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:46,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:46,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 04:48:46,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 04:48:46,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 04:48:46,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 04:48:46,909 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-29 04:48:46,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:48:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:46,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:46,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:46,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:48:46,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:46,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 04:48:46,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:46,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:46,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:48:46,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:46,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 04:48:46,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:48:47,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:48:47,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [490451733] [2020-10-29 04:48:47,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 04:48:47,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 04:48:47,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80300687] [2020-10-29 04:48:47,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:48:47,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:48:47,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:48:47,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:48:47,074 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 5 states. [2020-10-29 04:48:47,276 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-29 04:48:50,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:48:50,315 INFO L93 Difference]: Finished difference Result 782 states and 1372 transitions. [2020-10-29 04:48:50,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 04:48:50,317 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2020-10-29 04:48:50,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:48:50,337 INFO L225 Difference]: With dead ends: 782 [2020-10-29 04:48:50,337 INFO L226 Difference]: Without dead ends: 474 [2020-10-29 04:48:50,346 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 04:48:50,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2020-10-29 04:48:50,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 466. [2020-10-29 04:48:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2020-10-29 04:48:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 690 transitions. [2020-10-29 04:48:50,447 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 690 transitions. Word has length 129 [2020-10-29 04:48:50,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:48:50,448 INFO L481 AbstractCegarLoop]: Abstraction has 466 states and 690 transitions. [2020-10-29 04:48:50,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:48:50,449 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 690 transitions. [2020-10-29 04:48:50,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-29 04:48:50,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:48:50,457 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 04:48:50,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 04:48:50,457 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:48:50,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:48:50,458 INFO L82 PathProgramCache]: Analyzing trace with hash 42389252, now seen corresponding path program 1 times [2020-10-29 04:48:50,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:48:50,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1482617556] [2020-10-29 04:48:50,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:48:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:50,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:50,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:51,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:52,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:52,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-29 04:48:52,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 04:48:52,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1709 [2020-10-29 04:48:52,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:52,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:48:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-29 04:48:52,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-29 04:48:52,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:48:52,473 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-29 04:48:52,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:48:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:52,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:52,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:52,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:48:52,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:52,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 04:48:52,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:52,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:52,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:48:52,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:52,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:48:52,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-29 04:48:52,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:48:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:52,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:52,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:52,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 04:48:52,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:52,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 04:48:52,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:52,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:48:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 04:48:52,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:48:52,637 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:48:52,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1482617556] [2020-10-29 04:48:52,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:48:52,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:48:52,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217913937] [2020-10-29 04:48:52,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:48:52,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:48:52,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:48:52,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:48:52,646 INFO L87 Difference]: Start difference. First operand 466 states and 690 transitions. Second operand 5 states. [2020-10-29 04:48:52,893 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-29 04:48:54,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:48:54,507 INFO L93 Difference]: Finished difference Result 1234 states and 1855 transitions. [2020-10-29 04:48:54,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:48:54,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2020-10-29 04:48:54,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:48:54,528 INFO L225 Difference]: With dead ends: 1234 [2020-10-29 04:48:54,528 INFO L226 Difference]: Without dead ends: 774 [2020-10-29 04:48:54,531 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:48:54,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2020-10-29 04:48:54,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 762. [2020-10-29 04:48:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 762 states. [2020-10-29 04:48:54,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 1030 transitions. [2020-10-29 04:48:54,598 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 1030 transitions. Word has length 151 [2020-10-29 04:48:54,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:48:54,599 INFO L481 AbstractCegarLoop]: Abstraction has 762 states and 1030 transitions. [2020-10-29 04:48:54,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:48:54,599 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1030 transitions. [2020-10-29 04:48:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-29 04:48:54,607 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:48:54,608 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:48:54,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 04:48:54,608 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:48:54,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:48:54,609 INFO L82 PathProgramCache]: Analyzing trace with hash -45916596, now seen corresponding path program 1 times [2020-10-29 04:48:54,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:48:54,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [207737749] [2020-10-29 04:48:54,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:48:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:54,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:54,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:55,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:56,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:56,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-29 04:48:56,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 04:48:56,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1645 [2020-10-29 04:48:56,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:56,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:56,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:48:56,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-29 04:48:56,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-29 04:48:56,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:48:56,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:48:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:56,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:56,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:56,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:48:56,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:56,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 04:48:56,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:56,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:56,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:48:56,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:56,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:48:56,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:48:56,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:48:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:56,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:56,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:56,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 04:48:56,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:56,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-29 04:48:56,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:56,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:56,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:48:56,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:56,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 04:48:56,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:48:56,948 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:48:56,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [207737749] [2020-10-29 04:48:56,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:48:56,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:48:56,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296821670] [2020-10-29 04:48:56,949 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:48:56,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:48:56,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:48:56,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:48:56,951 INFO L87 Difference]: Start difference. First operand 762 states and 1030 transitions. Second operand 5 states. [2020-10-29 04:48:57,469 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-29 04:48:58,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:48:58,749 INFO L93 Difference]: Finished difference Result 1614 states and 2250 transitions. [2020-10-29 04:48:58,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:48:58,750 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-10-29 04:48:58,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:48:58,756 INFO L225 Difference]: With dead ends: 1614 [2020-10-29 04:48:58,756 INFO L226 Difference]: Without dead ends: 772 [2020-10-29 04:48:58,759 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:48:58,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 772 states. [2020-10-29 04:48:58,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 772 to 762. [2020-10-29 04:48:58,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 762 states. [2020-10-29 04:48:58,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 1014 transitions. [2020-10-29 04:48:58,795 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 1014 transitions. Word has length 155 [2020-10-29 04:48:58,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:48:58,795 INFO L481 AbstractCegarLoop]: Abstraction has 762 states and 1014 transitions. [2020-10-29 04:48:58,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:48:58,795 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1014 transitions. [2020-10-29 04:48:58,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-29 04:48:58,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:48:58,800 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:48:58,800 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 04:48:58,800 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:48:58,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:48:58,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1259369068, now seen corresponding path program 1 times [2020-10-29 04:48:58,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:48:58,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [335973488] [2020-10-29 04:48:58,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:48:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:58,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:58,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:59,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:59,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:00,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:00,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-29 04:49:00,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:49:00,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1785 [2020-10-29 04:49:00,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:00,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 04:49:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-29 04:49:00,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:00,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:00,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:00,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:00,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:00,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:00,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 04:49:00,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:00,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:00,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:00,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:00,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:00,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:00,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:00,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 04:49:00,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:00,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 04:49:00,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:00,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:00,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 04:49:00,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:00,909 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:00,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [335973488] [2020-10-29 04:49:00,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:00,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:00,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672424616] [2020-10-29 04:49:00,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:00,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:00,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:00,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:00,912 INFO L87 Difference]: Start difference. First operand 762 states and 1014 transitions. Second operand 5 states. [2020-10-29 04:49:02,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:02,617 INFO L93 Difference]: Finished difference Result 1826 states and 2512 transitions. [2020-10-29 04:49:02,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:02,617 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 159 [2020-10-29 04:49:02,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:02,625 INFO L225 Difference]: With dead ends: 1826 [2020-10-29 04:49:02,626 INFO L226 Difference]: Without dead ends: 1070 [2020-10-29 04:49:02,629 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 [2020-10-29 04:49:02,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1070 states. [2020-10-29 04:49:02,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1070 to 1057. [2020-10-29 04:49:02,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1057 states. [2020-10-29 04:49:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 1057 states and 1374 transitions. [2020-10-29 04:49:02,676 INFO L78 Accepts]: Start accepts. Automaton has 1057 states and 1374 transitions. Word has length 159 [2020-10-29 04:49:02,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:02,677 INFO L481 AbstractCegarLoop]: Abstraction has 1057 states and 1374 transitions. [2020-10-29 04:49:02,677 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1374 transitions. [2020-10-29 04:49:02,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-29 04:49:02,682 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:02,682 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:02,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 04:49:02,683 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:02,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:02,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1985310899, now seen corresponding path program 1 times [2020-10-29 04:49:02,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:02,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1862047292] [2020-10-29 04:49:02,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:02,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:02,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:02,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:03,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:07,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:07,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:07,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-29 04:49:07,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 04:49:07,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-29 04:49:07,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:07,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:07,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:07,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-29 04:49:07,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-29 04:49:07,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:08,085 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-29 04:49:08,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:08,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:08,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:08,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:08,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:08,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 04:49:08,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:08,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:08,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:08,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:08,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:08,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:08,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:08,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:08,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:08,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 04:49:08,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:08,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 04:49:08,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:08,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:08,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:08,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:08,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:08,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:08,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 04:49:08,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:08,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:08,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:08,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 04:49:08,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:08,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 04:49:08,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:08,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:08,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:08,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:08,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:08,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:49:08,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 04:49:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:08,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:08,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:08,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 04:49:08,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:08,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 04:49:08,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:08,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:08,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:08,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:08,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 04:49:08,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:08,388 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 49 proven. 3 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-29 04:49:08,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1862047292] [2020-10-29 04:49:08,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:08,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 04:49:08,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360202812] [2020-10-29 04:49:08,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 04:49:08,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:08,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 04:49:08,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:49:08,391 INFO L87 Difference]: Start difference. First operand 1057 states and 1374 transitions. Second operand 6 states. [2020-10-29 04:49:09,066 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-29 04:49:10,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:10,055 INFO L93 Difference]: Finished difference Result 2217 states and 2952 transitions. [2020-10-29 04:49:10,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:10,057 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 184 [2020-10-29 04:49:10,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:10,062 INFO L225 Difference]: With dead ends: 2217 [2020-10-29 04:49:10,063 INFO L226 Difference]: Without dead ends: 1069 [2020-10-29 04:49:10,066 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-29 04:49:10,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2020-10-29 04:49:10,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 1057. [2020-10-29 04:49:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1057 states. [2020-10-29 04:49:10,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 1057 states and 1372 transitions. [2020-10-29 04:49:10,112 INFO L78 Accepts]: Start accepts. Automaton has 1057 states and 1372 transitions. Word has length 184 [2020-10-29 04:49:10,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:10,113 INFO L481 AbstractCegarLoop]: Abstraction has 1057 states and 1372 transitions. [2020-10-29 04:49:10,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 04:49:10,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1372 transitions. [2020-10-29 04:49:10,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-10-29 04:49:10,118 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:10,119 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-10-29 04:49:10,119 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 04:49:10,119 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:10,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:10,120 INFO L82 PathProgramCache]: Analyzing trace with hash -516044805, now seen corresponding path program 1 times [2020-10-29 04:49:10,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:10,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1542575943] [2020-10-29 04:49:10,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:10,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:10,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:10,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:10,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:11,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:11,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:15,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:15,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-29 04:49:15,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 04:49:15,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 04:49:15,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:15,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:15,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:15,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-29 04:49:15,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-29 04:49:15,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:15,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:15,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:15,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:15,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:15,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:15,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 04:49:15,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:15,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:15,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:15,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:15,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:15,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:15,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:15,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:15,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:15,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 04:49:15,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:15,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 04:49:15,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:15,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:15,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:15,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:15,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:15,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:15,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 04:49:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:15,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:15,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:15,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 04:49:15,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:15,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 04:49:15,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:15,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:15,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:15,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:15,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:15,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:15,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 04:49:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:15,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:15,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:15,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 04:49:15,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:15,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 04:49:15,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:15,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 04:49:15,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 76 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-29 04:49:15,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1542575943] [2020-10-29 04:49:15,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:15,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:15,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453036211] [2020-10-29 04:49:15,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:15,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:15,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:15,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:15,788 INFO L87 Difference]: Start difference. First operand 1057 states and 1372 transitions. Second operand 5 states. [2020-10-29 04:49:16,734 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-29 04:49:17,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:17,454 INFO L93 Difference]: Finished difference Result 2219 states and 2949 transitions. [2020-10-29 04:49:17,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:17,464 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 211 [2020-10-29 04:49:17,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:17,470 INFO L225 Difference]: With dead ends: 2219 [2020-10-29 04:49:17,471 INFO L226 Difference]: Without dead ends: 1069 [2020-10-29 04:49:17,474 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:49:17,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2020-10-29 04:49:17,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 1057. [2020-10-29 04:49:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1057 states. [2020-10-29 04:49:17,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 1057 states and 1370 transitions. [2020-10-29 04:49:17,512 INFO L78 Accepts]: Start accepts. Automaton has 1057 states and 1370 transitions. Word has length 211 [2020-10-29 04:49:17,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:17,512 INFO L481 AbstractCegarLoop]: Abstraction has 1057 states and 1370 transitions. [2020-10-29 04:49:17,512 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:17,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1370 transitions. [2020-10-29 04:49:17,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-29 04:49:17,517 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:17,518 INFO L422 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 04:49:17,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 04:49:17,518 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:17,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:17,519 INFO L82 PathProgramCache]: Analyzing trace with hash 191237833, now seen corresponding path program 1 times [2020-10-29 04:49:17,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:17,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [394650049] [2020-10-29 04:49:17,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:17,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:17,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:17,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:17,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:17,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:22,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-29 04:49:22,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 04:49:22,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5050 [2020-10-29 04:49:22,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:22,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:22,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:22,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-29 04:49:22,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-29 04:49:22,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:22,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:22,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:22,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:22,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:22,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 04:49:22,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:22,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:22,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:22,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:22,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:22,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:22,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:22,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:22,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 04:49:22,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:22,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 04:49:22,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:22,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:22,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:22,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:22,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:22,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:22,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 04:49:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:22,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:22,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 04:49:22,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:22,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 04:49:22,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:22,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:22,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:22,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:22,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 04:49:22,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:22,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 04:49:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:22,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:22,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:22,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-29 04:49:22,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 04:49:22,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-29 04:49:22,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:22,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:22,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:22,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 04:49:22,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 04:49:22,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 145 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-29 04:49:23,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [394650049] [2020-10-29 04:49:23,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:23,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 04:49:23,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365058500] [2020-10-29 04:49:23,374 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 04:49:23,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:23,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 04:49:23,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-29 04:49:23,376 INFO L87 Difference]: Start difference. First operand 1057 states and 1370 transitions. Second operand 7 states. [2020-10-29 04:49:23,709 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-29 04:49:26,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:26,355 INFO L93 Difference]: Finished difference Result 3082 states and 4174 transitions. [2020-10-29 04:49:26,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 04:49:26,356 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 246 [2020-10-29 04:49:26,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:26,357 INFO L225 Difference]: With dead ends: 3082 [2020-10-29 04:49:26,357 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 04:49:26,368 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-29 04:49:26,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 04:49:26,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 04:49:26,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 04:49:26,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 04:49:26,369 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 246 [2020-10-29 04:49:26,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:26,369 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 04:49:26,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 04:49:26,370 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 04:49:26,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 04:49:26,370 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 04:49:26,372 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 04:49:27,037 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 43 [2020-10-29 04:49:27,299 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 43 [2020-10-29 04:49:28,554 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 177 DAG size of output: 103 [2020-10-29 04:49:28,839 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-29 04:49:29,037 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-29 04:49:29,282 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2020-10-29 04:49:29,287 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 04:49:29,288 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 04:49:29,288 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 04:49:29,288 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 04:49:29,290 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:49:29,292 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~y~0 |old(~y~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a17~0 |old(~a17~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~z~0 |old(~z~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|)) [2020-10-29 04:49:29,292 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:49:29,292 INFO L274 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-29 04:49:29,292 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-29 04:49:29,293 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-29 04:49:29,293 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-29 04:49:29,293 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-29 04:49:29,293 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-29 04:49:29,293 INFO L274 CegarLoopResult]: For program point L333(lines 333 415) no Hoare annotation was computed. [2020-10-29 04:49:29,293 INFO L274 CegarLoopResult]: For program point L300(lines 300 309) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L234(lines 234 415) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 309) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L400(lines 400 415) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L334(lines 334 337) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L334-2(lines 334 337) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L136(lines 136 415) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L37(lines 37 415) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L566-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L533-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L500-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,294 INFO L274 CegarLoopResult]: For program point L467-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,295 INFO L274 CegarLoopResult]: For program point L434-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,295 INFO L274 CegarLoopResult]: For program point L236(lines 236 415) no Hoare annotation was computed. [2020-10-29 04:49:29,295 INFO L274 CegarLoopResult]: For program point L71(lines 71 415) no Hoare annotation was computed. [2020-10-29 04:49:29,295 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-29 04:49:29,295 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-29 04:49:29,295 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-29 04:49:29,296 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-29 04:49:29,296 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L204(lines 204 415) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L171(lines 171 415) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L370(lines 370 415) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 212) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L40(lines 40 415) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L569-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L536-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L503-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L470-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,297 INFO L274 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L437-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L239(lines 239 415) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L339(lines 339 415) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-10-29 04:49:29,298 INFO L274 CegarLoopResult]: For program point L141(lines 141 415) no Hoare annotation was computed. [2020-10-29 04:49:29,299 INFO L274 CegarLoopResult]: For program point L108(lines 108 415) no Hoare annotation was computed. [2020-10-29 04:49:29,299 INFO L274 CegarLoopResult]: For program point L406(lines 406 415) no Hoare annotation was computed. [2020-10-29 04:49:29,299 INFO L274 CegarLoopResult]: For program point L340(lines 340 349) no Hoare annotation was computed. [2020-10-29 04:49:29,299 INFO L274 CegarLoopResult]: For program point L340-2(lines 340 349) no Hoare annotation was computed. [2020-10-29 04:49:29,299 INFO L274 CegarLoopResult]: For program point L76(lines 76 415) no Hoare annotation was computed. [2020-10-29 04:49:29,303 INFO L274 CegarLoopResult]: For program point L572-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,303 INFO L274 CegarLoopResult]: For program point L539-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,303 INFO L274 CegarLoopResult]: For program point L506-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,303 INFO L274 CegarLoopResult]: For program point L473-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,303 INFO L274 CegarLoopResult]: For program point L440-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,303 INFO L274 CegarLoopResult]: For program point L77(lines 77 82) no Hoare annotation was computed. [2020-10-29 04:49:29,304 INFO L274 CegarLoopResult]: For program point L44(lines 44 415) no Hoare annotation was computed. [2020-10-29 04:49:29,304 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 82) no Hoare annotation was computed. [2020-10-29 04:49:29,304 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-29 04:49:29,304 INFO L270 CegarLoopResult]: At program point L540(line 540) the Hoare annotation is: (let ((.cse0 (not (= |old(~a25~0)| 1))) (.cse2 (not (<= |old(~a11~0)| 0))) (.cse3 (not (<= |old(~a19~0)| 1))) (.cse4 (not (<= 7 |old(~a17~0)|))) (.cse5 (not (<= 1 |old(~a19~0)|))) (.cse1 (not (= ~a21~0 1)))) (and (not (= 10 |old(~a28~0)|)) (or .cse0 (not (<= 8 |old(~a17~0)|))) (or .cse0 (not (= 7 |old(~a17~0)|)) (not (= |old(~a19~0)| 1)) (not (= 11 |old(~a28~0)|)) .cse1 .cse2) (or .cse3 (not (<= |old(~a28~0)| 8)) .cse4 .cse5 (not (<= 8 |old(~a28~0)|)) (not (<= |old(~a17~0)| 7)) (and (not (< 1 |old(~a25~0)|)) (not (<= |old(~a25~0)| 0))) .cse1 .cse2) (not (= 8 |old(~a17~0)|)) (not (= 9 |old(~a28~0)|)) (or (not (<= |old(~a25~0)| 1)) (not (<= |old(~a28~0)| 7)) .cse3 (not (<= |old(~a11~0)| 1)) .cse4 .cse5 (not (<= 7 |old(~a28~0)|)) .cse1 (not (<= 1 |old(~a11~0)|)) (not (<= 1 |old(~a25~0)|))))) [2020-10-29 04:49:29,304 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-29 04:49:29,304 INFO L274 CegarLoopResult]: For program point L540-1(line 540) no Hoare annotation was computed. [2020-10-29 04:49:29,304 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-29 04:49:29,305 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-29 04:49:29,305 INFO L274 CegarLoopResult]: For program point L177(lines 177 415) no Hoare annotation was computed. [2020-10-29 04:49:29,305 INFO L274 CegarLoopResult]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-10-29 04:49:29,305 INFO L274 CegarLoopResult]: For program point L145(lines 145 415) no Hoare annotation was computed. [2020-10-29 04:49:29,307 INFO L274 CegarLoopResult]: For program point L575-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,307 INFO L274 CegarLoopResult]: For program point L542-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,307 INFO L274 CegarLoopResult]: For program point L509-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,307 INFO L274 CegarLoopResult]: For program point L476-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,307 INFO L274 CegarLoopResult]: For program point L443-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,307 INFO L274 CegarLoopResult]: For program point L377(lines 377 415) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L311(lines 311 415) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L278(lines 278 415) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L214(lines 214 415) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L181(lines 181 415) no Hoare annotation was computed. [2020-10-29 04:49:29,308 INFO L274 CegarLoopResult]: For program point L115(lines 115 415) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L49(lines 49 415) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L578-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L545-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L512-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L479-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L446-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L380(lines 380 415) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-29 04:49:29,309 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L282(lines 282 415) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L150(lines 150 415) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L84(lines 84 415) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L382(lines 382 415) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L316(lines 316 415) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L250(lines 250 415) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L217(lines 217 415) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L52(lines 52 415) no Hoare annotation was computed. [2020-10-29 04:49:29,310 INFO L274 CegarLoopResult]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L581-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L548-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L515-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L482-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L449-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L416-2(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 328) no Hoare annotation was computed. [2020-10-29 04:49:29,311 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L351(lines 351 415) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L285(lines 285 415) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L220(lines 220 415) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L187(lines 187 415) no Hoare annotation was computed. [2020-10-29 04:49:29,312 INFO L274 CegarLoopResult]: For program point L121(lines 121 415) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L584-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L551-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L518-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L485-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L452-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L419-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L56(lines 56 415) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-29 04:49:29,313 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L288(lines 288 415) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L255(lines 255 415) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L189(lines 189 415) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L156(lines 156 415) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L587-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L554-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L521-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L488-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,314 INFO L274 CegarLoopResult]: For program point L455-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,315 INFO L274 CegarLoopResult]: For program point L422-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,315 INFO L274 CegarLoopResult]: For program point L356(lines 356 415) no Hoare annotation was computed. [2020-10-29 04:49:29,315 INFO L274 CegarLoopResult]: For program point L191(lines 191 415) no Hoare annotation was computed. [2020-10-29 04:49:29,315 INFO L274 CegarLoopResult]: For program point L125(lines 125 415) no Hoare annotation was computed. [2020-10-29 04:49:29,315 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-29 04:49:29,315 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-29 04:49:29,315 INFO L274 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-29 04:49:29,315 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-29 04:49:29,316 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 31 600) the Hoare annotation is: (let ((.cse2 (= ~a25~0 |old(~a25~0)|)) (.cse5 (not (<= |old(~a19~0)| 1))) (.cse8 (not (<= 7 |old(~a17~0)|))) (.cse9 (not (<= 1 |old(~a19~0)|))) (.cse10 (not (<= |old(~a17~0)| 7))) (.cse6 (<= 7 ~a17~0)) (.cse7 (<= ~a17~0 7)) (.cse11 (not (= ~a21~0 1))) (.cse12 (not (<= |old(~a11~0)| 0))) (.cse13 (not (= |old(~a25~0)| 1))) (.cse4 (= ~a28~0 |old(~a28~0)|)) (.cse0 (= ~a17~0 |old(~a17~0)|)) (.cse1 (= ~a11~0 |old(~a11~0)|)) (.cse14 (= ~a25~0 1)) (.cse3 (= ~a19~0 |old(~a19~0)|))) (and (or (and .cse0 .cse1 .cse2 .cse3 (= ~a28~0 10)) (not (= 10 |old(~a28~0)|))) (or (and .cse4 .cse1 .cse2 (= ~a17~0 8) .cse3) (not (= 8 |old(~a17~0)|))) (or (and .cse0 .cse1 .cse2 (= ~a28~0 9) .cse3) (not (= 9 |old(~a28~0)|))) (or .cse5 (and .cse6 .cse1 .cse2 (<= ~a28~0 8) (<= 8 ~a28~0) .cse7 .cse3) (not (<= |old(~a28~0)| 8)) .cse8 .cse9 (not (<= 8 |old(~a28~0)|)) .cse10 (and (not (< 1 |old(~a25~0)|)) (not (<= |old(~a25~0)| 0))) .cse11 .cse12) (or (not (<= |old(~a25~0)| 1)) (not (<= |old(~a28~0)| 7)) .cse5 (not (<= |old(~a11~0)| 1)) .cse8 .cse9 .cse10 (not (<= 7 |old(~a28~0)|)) (and (<= 1 ~a11~0) .cse6 (<= 1 ~a25~0) (<= 7 ~a28~0) (<= ~a11~0 1) (<= ~a28~0 7) (<= ~a25~0 1) .cse7 .cse3) .cse11 (not (<= 1 |old(~a11~0)|)) (not (<= 1 |old(~a25~0)|))) (or .cse13 (not (= 7 |old(~a17~0)|)) (not (= |old(~a19~0)| 1)) (not (= 11 |old(~a28~0)|)) (and .cse0 .cse1 (= ~a19~0 1) .cse14 (= ~a28~0 11)) .cse11 .cse12) (or .cse13 (and .cse4 .cse0 .cse1 .cse14 .cse3) (not (<= 8 |old(~a17~0)|))))) [2020-10-29 04:49:29,316 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-29 04:49:29,316 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-29 04:49:29,316 INFO L274 CegarLoopResult]: For program point L225(lines 225 415) no Hoare annotation was computed. [2020-10-29 04:49:29,316 INFO L274 CegarLoopResult]: For program point L93(lines 93 415) no Hoare annotation was computed. [2020-10-29 04:49:29,316 INFO L274 CegarLoopResult]: For program point L391(lines 391 415) no Hoare annotation was computed. [2020-10-29 04:49:29,316 INFO L274 CegarLoopResult]: For program point L193(lines 193 415) no Hoare annotation was computed. [2020-10-29 04:49:29,316 INFO L274 CegarLoopResult]: For program point L61(lines 61 415) no Hoare annotation was computed. [2020-10-29 04:49:29,316 INFO L274 CegarLoopResult]: For program point L590-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L557-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L524-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L491-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L458-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L425-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L293(lines 293 415) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L227(lines 227 415) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L161(lines 161 415) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-29 04:49:29,317 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L261(lines 261 415) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L295(lines 295 415) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L196(lines 196 415) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L97(lines 97 415) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L593-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L560-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L527-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L494-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,318 INFO L274 CegarLoopResult]: For program point L461-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L428-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L263(lines 263 415) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L32(lines 32 415) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L396(lines 396 415) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L363(lines 363 415) no Hoare annotation was computed. [2020-10-29 04:49:29,319 INFO L274 CegarLoopResult]: For program point L330(lines 330 415) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L264(lines 264 276) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L264-2(lines 264 276) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L132(lines 132 415) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L67(lines 67 415) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L596-1(lines 596 598) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L563-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L530-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L497-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L464-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L431-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L299(lines 299 415) no Hoare annotation was computed. [2020-10-29 04:49:29,320 INFO L274 CegarLoopResult]: For program point L200(lines 200 415) no Hoare annotation was computed. [2020-10-29 04:49:29,321 INFO L274 CegarLoopResult]: For program point L167(lines 167 415) no Hoare annotation was computed. [2020-10-29 04:49:29,321 INFO L274 CegarLoopResult]: For program point L101(lines 101 415) no Hoare annotation was computed. [2020-10-29 04:49:29,321 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:49:29,321 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~a17~0 8) [2020-10-29 04:49:29,322 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 04:49:29,322 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:49:29,322 INFO L270 CegarLoopResult]: At program point L608-2(lines 608 618) the Hoare annotation is: (let ((.cse0 (<= ~a11~0 0)) (.cse3 (<= 7 ~a17~0)) (.cse1 (= ~a21~0 1)) (.cse4 (<= ~a19~0 1)) (.cse5 (<= 1 ~a19~0)) (.cse2 (= ~a25~0 1))) (or (and .cse0 (= 7 ~a17~0) (= ~a19~0 1) .cse1 .cse2 (= ~a28~0 11)) (and (<= 1 ~a11~0) .cse3 .cse1 (<= 1 ~a25~0) (<= 7 ~a28~0) (<= ~a11~0 1) .cse4 (<= ~a28~0 7) (<= ~a25~0 1) .cse5) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (and .cse0 .cse3 .cse1 (or (< 1 ~a25~0) (<= ~a25~0 0)) (<= ~a28~0 8) .cse4 (<= 8 ~a28~0) (<= ~a17~0 7) .cse5) (= ~a28~0 9) (and (<= 8 ~a17~0) .cse2) (= ~a28~0 10))) [2020-10-29 04:49:29,322 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 602 619) the Hoare annotation is: (or (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|))) [2020-10-29 04:49:29,323 INFO L274 CegarLoopResult]: For program point L608-3(lines 602 619) no Hoare annotation was computed. [2020-10-29 04:49:29,323 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 602 619) no Hoare annotation was computed. [2020-10-29 04:49:29,323 INFO L270 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (let ((.cse0 (<= ~a11~0 0)) (.cse3 (<= 7 ~a17~0)) (.cse1 (= ~a21~0 1)) (.cse4 (<= ~a19~0 1)) (.cse5 (<= 1 ~a19~0)) (.cse2 (= ~a25~0 1))) (or (and .cse0 (= 7 ~a17~0) (= ~a19~0 1) .cse1 .cse2 (= ~a28~0 11)) (and (<= 1 ~a11~0) .cse3 .cse1 (<= 1 ~a25~0) (<= 7 ~a28~0) (<= ~a11~0 1) .cse4 (<= ~a28~0 7) (<= ~a25~0 1) .cse5) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (and .cse0 .cse3 .cse1 (or (< 1 ~a25~0) (<= ~a25~0 0)) (<= ~a28~0 8) .cse4 (<= 8 ~a28~0) (<= ~a17~0 7) .cse5) (= ~a28~0 9) (and (<= 8 ~a17~0) .cse2) (= ~a28~0 10))) [2020-10-29 04:49:29,323 INFO L274 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-29 04:49:29,323 INFO L274 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-29 04:49:29,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:49:29 BoogieIcfgContainer [2020-10-29 04:49:29,372 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 04:49:29,376 INFO L168 Benchmark]: Toolchain (without parser) took 47955.71 ms. Allocated memory was 160.4 MB in the beginning and 704.6 MB in the end (delta: 544.2 MB). Free memory was 133.5 MB in the beginning and 417.6 MB in the end (delta: -284.0 MB). Peak memory consumption was 420.3 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:29,378 INFO L168 Benchmark]: CDTParser took 1.83 ms. Allocated memory is still 160.4 MB. Free memory is still 132.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 04:49:29,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.65 ms. Allocated memory is still 160.4 MB. Free memory was 132.7 MB in the beginning and 139.3 MB in the end (delta: -6.5 MB). Peak memory consumption was 30.1 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:29,380 INFO L168 Benchmark]: Boogie Preprocessor took 171.01 ms. Allocated memory is still 160.4 MB. Free memory was 139.3 MB in the beginning and 134.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:29,381 INFO L168 Benchmark]: RCFGBuilder took 1664.80 ms. Allocated memory is still 160.4 MB. Free memory was 134.5 MB in the beginning and 118.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:29,382 INFO L168 Benchmark]: TraceAbstraction took 45430.00 ms. Allocated memory was 160.4 MB in the beginning and 704.6 MB in the end (delta: 544.2 MB). Free memory was 117.9 MB in the beginning and 417.6 MB in the end (delta: -299.6 MB). Peak memory consumption was 404.0 MB. Max. memory is 8.0 GB. [2020-10-29 04:49:29,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83 ms. Allocated memory is still 160.4 MB. Free memory is still 132.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 674.65 ms. Allocated memory is still 160.4 MB. Free memory was 132.7 MB in the beginning and 139.3 MB in the end (delta: -6.5 MB). Peak memory consumption was 30.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 171.01 ms. Allocated memory is still 160.4 MB. Free memory was 139.3 MB in the beginning and 134.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1664.80 ms. Allocated memory is still 160.4 MB. Free memory was 134.5 MB in the beginning and 118.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 45430.00 ms. Allocated memory was 160.4 MB in the beginning and 704.6 MB in the end (delta: 544.2 MB). Free memory was 117.9 MB in the beginning and 417.6 MB in the end (delta: -299.6 MB). Peak memory consumption was 404.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: (((((((((((a11 <= 0 && 7 == a17) && a19 == 1) && a21 == 1) && a25 == 1) && a28 == 11) || (((((((((1 <= a11 && 7 <= a17) && a21 == 1) && 1 <= a25) && 7 <= a28) && a11 <= 1) && a19 <= 1) && a28 <= 7) && a25 <= 1) && 1 <= a19)) || a17 == 8) || !(8 == \old(a17))) || ((((((((a11 <= 0 && 7 <= a17) && a21 == 1) && (1 < a25 || a25 <= 0)) && a28 <= 8) && a19 <= 1) && 8 <= a28) && a17 <= 7) && 1 <= a19)) || a28 == 9) || (8 <= a17 && a25 == 1)) || a28 == 10 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 42.3s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 15.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 309 SDtfs, 2308 SDslu, 321 SDs, 0 SdLazy, 6317 SolverSat, 854 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 54 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1057occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 67 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 149 PreInvPairs, 215 NumberOfFragments, 711 HoareAnnotationTreeSize, 149 FomulaSimplifications, 218794 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1635 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 25.4s InterpolantComputationTime, 1235 NumberOfCodeBlocks, 1235 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1228 ConstructedInterpolants, 0 QuantifiedInterpolants, 2131135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 418/429 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...