/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/Problem16_label59.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 08:10:04,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 08:10:04,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 08:10:04,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 08:10:04,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 08:10:04,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 08:10:04,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 08:10:04,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 08:10:04,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 08:10:04,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 08:10:04,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 08:10:04,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 08:10:04,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 08:10:04,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 08:10:04,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 08:10:04,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 08:10:04,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 08:10:04,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 08:10:04,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 08:10:04,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 08:10:04,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 08:10:04,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 08:10:04,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 08:10:04,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 08:10:04,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 08:10:04,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 08:10:04,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 08:10:04,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 08:10:04,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 08:10:04,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 08:10:04,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 08:10:04,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 08:10:04,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 08:10:04,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 08:10:04,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 08:10:04,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 08:10:04,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 08:10:04,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 08:10:04,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 08:10:04,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 08:10:04,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 08:10:04,192 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 08:10:04,224 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 08:10:04,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 08:10:04,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 08:10:04,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 08:10:04,227 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 08:10:04,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 08:10:04,228 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 08:10:04,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 08:10:04,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 08:10:04,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 08:10:04,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 08:10:04,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 08:10:04,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 08:10:04,230 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 08:10:04,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 08:10:04,231 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 08:10:04,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 08:10:04,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 08:10:04,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 08:10:04,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 08:10:04,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 08:10:04,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 08:10:04,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 08:10:04,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 08:10:04,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 08:10:04,234 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 08:10:04,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 08:10:04,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 08:10:04,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 08:10:04,236 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 08:10:04,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 08:10:04,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 08:10:04,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 08:10:04,686 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 08:10:04,687 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 08:10:04,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label59.c [2020-10-29 08:10:04,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cb7a1b0c/fc8b849175d8424695484836e73fdfad/FLAGf20a4e435 [2020-10-29 08:10:05,686 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 08:10:05,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label59.c [2020-10-29 08:10:05,716 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cb7a1b0c/fc8b849175d8424695484836e73fdfad/FLAGf20a4e435 [2020-10-29 08:10:05,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cb7a1b0c/fc8b849175d8424695484836e73fdfad [2020-10-29 08:10:05,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 08:10:05,832 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 08:10:05,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 08:10:05,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 08:10:05,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 08:10:05,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 08:10:05" (1/1) ... [2020-10-29 08:10:05,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a31bf92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:05, skipping insertion in model container [2020-10-29 08:10:05,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 08:10:05" (1/1) ... [2020-10-29 08:10:05,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 08:10:05,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 08:10:06,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 08:10:06,781 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 08:10:07,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 08:10:07,038 INFO L208 MainTranslator]: Completed translation [2020-10-29 08:10:07,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07 WrapperNode [2020-10-29 08:10:07,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 08:10:07,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 08:10:07,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 08:10:07,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 08:10:07,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07" (1/1) ... [2020-10-29 08:10:07,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07" (1/1) ... [2020-10-29 08:10:07,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07" (1/1) ... [2020-10-29 08:10:07,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07" (1/1) ... [2020-10-29 08:10:07,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07" (1/1) ... [2020-10-29 08:10:07,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07" (1/1) ... [2020-10-29 08:10:07,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07" (1/1) ... [2020-10-29 08:10:07,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 08:10:07,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 08:10:07,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 08:10:07,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 08:10:07,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07" (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 08:10:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 08:10:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 08:10:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 08:10:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 08:10:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-29 08:10:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 08:10:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 08:10:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-29 08:10:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 08:10:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 08:10:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 08:10:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 08:10:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 08:10:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 08:10:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 08:10:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 08:10:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 08:10:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 08:10:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 08:10:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 08:10:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 08:10:10,425 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 08:10:10,425 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 08:10:10,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 08:10:10 BoogieIcfgContainer [2020-10-29 08:10:10,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 08:10:10,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 08:10:10,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 08:10:10,433 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 08:10:10,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 08:10:05" (1/3) ... [2020-10-29 08:10:10,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a21862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 08:10:10, skipping insertion in model container [2020-10-29 08:10:10,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:10:07" (2/3) ... [2020-10-29 08:10:10,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a21862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 08:10:10, skipping insertion in model container [2020-10-29 08:10:10,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 08:10:10" (3/3) ... [2020-10-29 08:10:10,437 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label59.c [2020-10-29 08:10:10,448 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 08:10:10,454 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 08:10:10,468 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 08:10:10,499 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 08:10:10,499 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 08:10:10,500 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 08:10:10,500 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 08:10:10,500 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 08:10:10,500 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 08:10:10,500 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 08:10:10,500 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 08:10:10,529 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states. [2020-10-29 08:10:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-29 08:10:10,538 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:10:10,539 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] [2020-10-29 08:10:10,539 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:10:10,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:10:10,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1807548452, now seen corresponding path program 1 times [2020-10-29 08:10:10,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:10:10,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [73184617] [2020-10-29 08:10:10,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:10:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:10,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:11,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:11,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 08:10:11,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:11,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 583 [2020-10-29 08:10:11,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:11,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:11,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 08:10:11,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 08:10:11,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-29 08:10:11,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 08:10:11,591 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-10-29 08:10:11,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:10:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:11,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:11,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:11,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:10:11,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:11,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 08:10:11,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:11,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:11,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:10:11,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:10:11,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 08:10:11,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 08:10:11,684 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 08:10:11,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [73184617] [2020-10-29 08:10:11,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 08:10:11,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 08:10:11,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378232075] [2020-10-29 08:10:11,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 08:10:11,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:10:11,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 08:10:11,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 08:10:11,716 INFO L87 Difference]: Start difference. First operand 413 states. Second operand 4 states. [2020-10-29 08:10:11,892 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-29 08:10:16,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:10:16,432 INFO L93 Difference]: Finished difference Result 1189 states and 2186 transitions. [2020-10-29 08:10:16,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 08:10:16,434 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-29 08:10:16,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:10:16,461 INFO L225 Difference]: With dead ends: 1189 [2020-10-29 08:10:16,461 INFO L226 Difference]: Without dead ends: 697 [2020-10-29 08:10:16,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 08:10:16,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2020-10-29 08:10:16,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 690. [2020-10-29 08:10:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 690 states. [2020-10-29 08:10:16,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1198 transitions. [2020-10-29 08:10:16,586 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1198 transitions. Word has length 51 [2020-10-29 08:10:16,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:10:16,587 INFO L481 AbstractCegarLoop]: Abstraction has 690 states and 1198 transitions. [2020-10-29 08:10:16,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 08:10:16,588 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1198 transitions. [2020-10-29 08:10:16,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-10-29 08:10:16,598 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:10:16,598 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:10:16,599 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 08:10:16,599 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:10:16,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:10:16,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1509213041, now seen corresponding path program 1 times [2020-10-29 08:10:16,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:10:16,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1100811293] [2020-10-29 08:10:16,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:10:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:16,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:17,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:18,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:18,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 08:10:18,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 08:10:18,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1365 [2020-10-29 08:10:18,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:18,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:18,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 08:10:18,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 08:10:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-29 08:10:18,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 08:10:18,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:10:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:18,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:18,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:18,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:10:18,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:18,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 08:10:18,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:18,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:18,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:10:18,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:10:18,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 08:10:18,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-29 08:10:18,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:10:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:18,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:18,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:18,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 08:10:18,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:18,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-29 08:10:18,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:18,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:10:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:10:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 08:10:18,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:18,534 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 08:10:18,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1100811293] [2020-10-29 08:10:18,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 08:10:18,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 08:10:18,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229929942] [2020-10-29 08:10:18,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 08:10:18,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:10:18,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 08:10:18,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-29 08:10:18,542 INFO L87 Difference]: Start difference. First operand 690 states and 1198 transitions. Second operand 7 states. [2020-10-29 08:10:23,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:10:23,893 INFO L93 Difference]: Finished difference Result 2083 states and 3643 transitions. [2020-10-29 08:10:23,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 08:10:23,894 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 120 [2020-10-29 08:10:23,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:10:23,911 INFO L225 Difference]: With dead ends: 2083 [2020-10-29 08:10:23,911 INFO L226 Difference]: Without dead ends: 1399 [2020-10-29 08:10:23,914 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-29 08:10:23,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states. [2020-10-29 08:10:24,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 1381. [2020-10-29 08:10:24,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1381 states. [2020-10-29 08:10:24,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1381 states and 2010 transitions. [2020-10-29 08:10:24,024 INFO L78 Accepts]: Start accepts. Automaton has 1381 states and 2010 transitions. Word has length 120 [2020-10-29 08:10:24,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:10:24,027 INFO L481 AbstractCegarLoop]: Abstraction has 1381 states and 2010 transitions. [2020-10-29 08:10:24,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 08:10:24,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2010 transitions. [2020-10-29 08:10:24,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-29 08:10:24,040 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:10:24,041 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:10:24,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 08:10:24,041 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:10:24,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:10:24,044 INFO L82 PathProgramCache]: Analyzing trace with hash -986840859, now seen corresponding path program 1 times [2020-10-29 08:10:24,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:10:24,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1146601815] [2020-10-29 08:10:24,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:10:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:24,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:24,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:25,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:25,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-29 08:10:25,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 08:10:25,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1063 [2020-10-29 08:10:25,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:25,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:25,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 08:10:25,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 08:10:25,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 08:10:25,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:25,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:10:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:25,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:25,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:25,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:10:25,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:25,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 08:10:25,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:25,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:25,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:10:25,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:10:25,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 08:10:25,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:25,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:10:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:25,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:25,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:25,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 08:10:25,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:25,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-29 08:10:25,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:25,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:25,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:10:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:10:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 08:10:25,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 08:10:25,588 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 08:10:25,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1146601815] [2020-10-29 08:10:25,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 08:10:25,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 08:10:25,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985832391] [2020-10-29 08:10:25,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 08:10:25,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:10:25,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 08:10:25,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 08:10:25,593 INFO L87 Difference]: Start difference. First operand 1381 states and 2010 transitions. Second operand 7 states. [2020-10-29 08:10:31,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:10:31,139 INFO L93 Difference]: Finished difference Result 3833 states and 5789 transitions. [2020-10-29 08:10:31,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 08:10:31,140 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 127 [2020-10-29 08:10:31,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:10:31,159 INFO L225 Difference]: With dead ends: 3833 [2020-10-29 08:10:31,160 INFO L226 Difference]: Without dead ends: 2458 [2020-10-29 08:10:31,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-29 08:10:31,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2458 states. [2020-10-29 08:10:31,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2458 to 2432. [2020-10-29 08:10:31,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2432 states. [2020-10-29 08:10:31,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2432 states and 3292 transitions. [2020-10-29 08:10:31,302 INFO L78 Accepts]: Start accepts. Automaton has 2432 states and 3292 transitions. Word has length 127 [2020-10-29 08:10:31,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:10:31,305 INFO L481 AbstractCegarLoop]: Abstraction has 2432 states and 3292 transitions. [2020-10-29 08:10:31,309 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 08:10:31,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 3292 transitions. [2020-10-29 08:10:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-29 08:10:31,315 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:10:31,315 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:10:31,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 08:10:31,316 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:10:31,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:10:31,317 INFO L82 PathProgramCache]: Analyzing trace with hash -1043141987, now seen corresponding path program 1 times [2020-10-29 08:10:31,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:10:31,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [462017450] [2020-10-29 08:10:31,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:10:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:31,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:31,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:31,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-29 08:10:31,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:31,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 313 [2020-10-29 08:10:31,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:31,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:31,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:10:31,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-29 08:10:31,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 08:10:31,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:31,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:10:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:31,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:31,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:31,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:10:31,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:31,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 08:10:31,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:31,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:31,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:10:31,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:10:31,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:10:31,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 08:10:31,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:10:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:31,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:31,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:31,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 08:10:31,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:31,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-29 08:10:31,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:31,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:31,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:10:31,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:10:31,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-29 08:10:31,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:32,048 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 08:10:32,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [462017450] [2020-10-29 08:10:32,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:10:32,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 08:10:32,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459290847] [2020-10-29 08:10:32,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 08:10:32,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:10:32,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 08:10:32,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 08:10:32,064 INFO L87 Difference]: Start difference. First operand 2432 states and 3292 transitions. Second operand 5 states. [2020-10-29 08:10:36,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:10:36,959 INFO L93 Difference]: Finished difference Result 6243 states and 8766 transitions. [2020-10-29 08:10:36,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 08:10:36,961 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 142 [2020-10-29 08:10:36,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:10:36,986 INFO L225 Difference]: With dead ends: 6243 [2020-10-29 08:10:36,986 INFO L226 Difference]: Without dead ends: 3817 [2020-10-29 08:10:36,995 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 08:10:37,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3817 states. [2020-10-29 08:10:37,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3817 to 3811. [2020-10-29 08:10:37,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3811 states. [2020-10-29 08:10:37,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3811 states to 3811 states and 4883 transitions. [2020-10-29 08:10:37,145 INFO L78 Accepts]: Start accepts. Automaton has 3811 states and 4883 transitions. Word has length 142 [2020-10-29 08:10:37,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:10:37,145 INFO L481 AbstractCegarLoop]: Abstraction has 3811 states and 4883 transitions. [2020-10-29 08:10:37,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 08:10:37,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3811 states and 4883 transitions. [2020-10-29 08:10:37,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-29 08:10:37,148 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:10:37,148 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:10:37,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 08:10:37,149 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:10:37,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:10:37,149 INFO L82 PathProgramCache]: Analyzing trace with hash 544942869, now seen corresponding path program 1 times [2020-10-29 08:10:37,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:10:37,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [160009131] [2020-10-29 08:10:37,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:10:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:37,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:37,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:38,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:38,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-29 08:10:38,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 08:10:38,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1451 [2020-10-29 08:10:38,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:38,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:38,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 08:10:38,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 08:10:38,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-29 08:10:38,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 08:10:38,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:10:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:38,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:38,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:38,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:10:38,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:38,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 08:10:38,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:38,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:38,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:10:38,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:10:38,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 08:10:38,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:38,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:10:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:38,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:38,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:38,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 08:10:38,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:38,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-29 08:10:38,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:38,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:38,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:10:38,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:10:38,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 08:10:38,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 08:10:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 08:10:39,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [160009131] [2020-10-29 08:10:39,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 08:10:39,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 08:10:39,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205555126] [2020-10-29 08:10:39,127 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 08:10:39,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:10:39,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 08:10:39,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 08:10:39,128 INFO L87 Difference]: Start difference. First operand 3811 states and 4883 transitions. Second operand 7 states. [2020-10-29 08:10:46,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:10:46,002 INFO L93 Difference]: Finished difference Result 10123 states and 13159 transitions. [2020-10-29 08:10:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 08:10:46,003 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 151 [2020-10-29 08:10:46,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:10:46,041 INFO L225 Difference]: With dead ends: 10123 [2020-10-29 08:10:46,042 INFO L226 Difference]: Without dead ends: 6318 [2020-10-29 08:10:46,052 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-29 08:10:46,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6318 states. [2020-10-29 08:10:46,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6318 to 6295. [2020-10-29 08:10:46,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6295 states. [2020-10-29 08:10:46,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6295 states to 6295 states and 8018 transitions. [2020-10-29 08:10:46,285 INFO L78 Accepts]: Start accepts. Automaton has 6295 states and 8018 transitions. Word has length 151 [2020-10-29 08:10:46,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:10:46,287 INFO L481 AbstractCegarLoop]: Abstraction has 6295 states and 8018 transitions. [2020-10-29 08:10:46,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 08:10:46,287 INFO L276 IsEmpty]: Start isEmpty. Operand 6295 states and 8018 transitions. [2020-10-29 08:10:46,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2020-10-29 08:10:46,295 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:10:46,295 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-29 08:10:46,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 08:10:46,296 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:10:46,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:10:46,296 INFO L82 PathProgramCache]: Analyzing trace with hash 1113538665, now seen corresponding path program 1 times [2020-10-29 08:10:46,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:10:46,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1680761961] [2020-10-29 08:10:46,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:10:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:46,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:46,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:46,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:47,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:49,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:49,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:50,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:51,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:51,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 346 [2020-10-29 08:10:51,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 08:10:51,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-10-29 08:10:51,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:51,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:51,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 08:10:51,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 08:10:51,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 289 [2020-10-29 08:10:51,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 08:10:51,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:10:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:51,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:51,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:51,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:10:51,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:51,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 08:10:51,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:51,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:51,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:10:51,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:10:51,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 08:10:51,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:51,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:10:51,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:51,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:51,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:51,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:51,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 08:10:51,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 08:10:51,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 218 [2020-10-29 08:10:51,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:51,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:51,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:10:51,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:10:51,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-29 08:10:51,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:51,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 08:10:51,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:51,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:51,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:52,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:52,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 08:10:52,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 08:10:52,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-10-29 08:10:52,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:52,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:52,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:10:52,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:10:52,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 08:10:52,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:52,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-29 08:10:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:52,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:52,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:10:52,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-29 08:10:52,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:10:52,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-29 08:10:52,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:10:52,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:10:52,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:10:52,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:10:52,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-29 08:10:52,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:10:52,594 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 367 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-29 08:10:52,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1680761961] [2020-10-29 08:10:52,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:10:52,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 08:10:52,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374188633] [2020-10-29 08:10:52,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 08:10:52,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:10:52,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 08:10:52,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-29 08:10:52,600 INFO L87 Difference]: Start difference. First operand 6295 states and 8018 transitions. Second operand 8 states. [2020-10-29 08:10:58,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:10:58,689 INFO L93 Difference]: Finished difference Result 15752 states and 21087 transitions. [2020-10-29 08:10:58,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 08:10:58,690 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 330 [2020-10-29 08:10:58,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:10:58,734 INFO L225 Difference]: With dead ends: 15752 [2020-10-29 08:10:58,734 INFO L226 Difference]: Without dead ends: 7986 [2020-10-29 08:10:58,757 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-10-29 08:10:58,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7986 states. [2020-10-29 08:10:58,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7986 to 7942. [2020-10-29 08:10:58,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7942 states. [2020-10-29 08:10:58,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7942 states to 7942 states and 8888 transitions. [2020-10-29 08:10:58,986 INFO L78 Accepts]: Start accepts. Automaton has 7942 states and 8888 transitions. Word has length 330 [2020-10-29 08:10:58,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:10:58,987 INFO L481 AbstractCegarLoop]: Abstraction has 7942 states and 8888 transitions. [2020-10-29 08:10:58,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 08:10:58,987 INFO L276 IsEmpty]: Start isEmpty. Operand 7942 states and 8888 transitions. [2020-10-29 08:10:58,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2020-10-29 08:10:58,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:10:58,996 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:10:58,996 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 08:10:58,996 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:10:58,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:10:58,997 INFO L82 PathProgramCache]: Analyzing trace with hash -603341348, now seen corresponding path program 1 times [2020-10-29 08:10:58,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:10:58,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [549552719] [2020-10-29 08:10:58,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:10:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:10:59,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:59,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:10:59,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:03,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:03,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:04,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:04,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 383 [2020-10-29 08:11:04,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 08:11:04,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5058 [2020-10-29 08:11:04,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:04,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:04,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 08:11:04,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 08:11:04,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 255 [2020-10-29 08:11:04,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 08:11:04,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:11:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:04,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:04,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:04,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:11:04,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:04,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 08:11:04,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:04,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:04,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:11:04,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 08:11:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:04,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:11:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:04,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:04,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:04,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-29 08:11:04,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:04,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 420 [2020-10-29 08:11:04,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:04,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:04,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:11:04,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:11:04,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 250 [2020-10-29 08:11:04,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 08:11:05,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-29 08:11:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:05,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:05,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:05,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 08:11:05,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 08:11:05,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:05,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-29 08:11:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:05,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:05,447 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 86 proven. 64 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-29 08:11:05,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [549552719] [2020-10-29 08:11:05,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:11:05,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 08:11:05,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109536794] [2020-10-29 08:11:05,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 08:11:05,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:11:05,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 08:11:05,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 08:11:05,450 INFO L87 Difference]: Start difference. First operand 7942 states and 8888 transitions. Second operand 7 states. [2020-10-29 08:11:09,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:11:09,309 INFO L93 Difference]: Finished difference Result 15226 states and 17130 transitions. [2020-10-29 08:11:09,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 08:11:09,317 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 369 [2020-10-29 08:11:09,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:11:09,366 INFO L225 Difference]: With dead ends: 15226 [2020-10-29 08:11:09,366 INFO L226 Difference]: Without dead ends: 7966 [2020-10-29 08:11:09,384 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-10-29 08:11:09,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7966 states. [2020-10-29 08:11:09,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7966 to 7949. [2020-10-29 08:11:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7949 states. [2020-10-29 08:11:09,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7949 states to 7949 states and 8901 transitions. [2020-10-29 08:11:09,583 INFO L78 Accepts]: Start accepts. Automaton has 7949 states and 8901 transitions. Word has length 369 [2020-10-29 08:11:09,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:11:09,584 INFO L481 AbstractCegarLoop]: Abstraction has 7949 states and 8901 transitions. [2020-10-29 08:11:09,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 08:11:09,585 INFO L276 IsEmpty]: Start isEmpty. Operand 7949 states and 8901 transitions. [2020-10-29 08:11:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2020-10-29 08:11:09,595 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:11:09,595 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 08:11:09,596 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 08:11:09,596 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:11:09,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:11:09,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1185079366, now seen corresponding path program 1 times [2020-10-29 08:11:09,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:11:09,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1729356142] [2020-10-29 08:11:09,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:11:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:09,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:10,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:10,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 412 [2020-10-29 08:11:10,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:10,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 686 [2020-10-29 08:11:10,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:10,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:11:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 359 [2020-10-29 08:11:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 08:11:10,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:10,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:11:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:10,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:10,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:10,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:11:10,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:10,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 08:11:10,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:10,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:10,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:10,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:10,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:10,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:10,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:11:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:10,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:10,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:10,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-29 08:11:10,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:10,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-29 08:11:10,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:10,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:10,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:10,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:10,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:10,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:10,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-29 08:11:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:10,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:10,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:10,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 08:11:10,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:10,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 08:11:10,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:10,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:10,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:11:10,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:10,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 08:11:10,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 87 proven. 2 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2020-10-29 08:11:11,142 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1729356142] [2020-10-29 08:11:11,143 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:11:11,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 08:11:11,143 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996247576] [2020-10-29 08:11:11,144 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 08:11:11,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:11:11,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 08:11:11,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 08:11:11,145 INFO L87 Difference]: Start difference. First operand 7949 states and 8901 transitions. Second operand 5 states. [2020-10-29 08:11:14,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:11:14,616 INFO L93 Difference]: Finished difference Result 18263 states and 20751 transitions. [2020-10-29 08:11:14,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 08:11:14,617 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 398 [2020-10-29 08:11:14,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:11:14,657 INFO L225 Difference]: With dead ends: 18263 [2020-10-29 08:11:14,657 INFO L226 Difference]: Without dead ends: 10996 [2020-10-29 08:11:14,676 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 2 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 08:11:14,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10996 states. [2020-10-29 08:11:14,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10996 to 10318. [2020-10-29 08:11:14,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10318 states. [2020-10-29 08:11:14,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10318 states to 10318 states and 11408 transitions. [2020-10-29 08:11:14,946 INFO L78 Accepts]: Start accepts. Automaton has 10318 states and 11408 transitions. Word has length 398 [2020-10-29 08:11:14,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:11:14,947 INFO L481 AbstractCegarLoop]: Abstraction has 10318 states and 11408 transitions. [2020-10-29 08:11:14,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 08:11:14,947 INFO L276 IsEmpty]: Start isEmpty. Operand 10318 states and 11408 transitions. [2020-10-29 08:11:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2020-10-29 08:11:14,958 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:11:14,959 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 08:11:14,959 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 08:11:14,960 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:11:14,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:11:14,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1338926450, now seen corresponding path program 1 times [2020-10-29 08:11:14,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:11:14,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [803730896] [2020-10-29 08:11:14,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:11:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:15,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:15,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:17,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:17,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 466 [2020-10-29 08:11:17,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 08:11:17,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2506 [2020-10-29 08:11:17,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:17,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:17,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:11:17,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 249 [2020-10-29 08:11:17,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-29 08:11:17,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:17,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:11:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:17,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:17,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:17,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:11:17,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:17,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 08:11:17,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:17,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:17,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:17,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:17,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:17,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:17,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:11:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:17,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:18,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:18,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-29 08:11:18,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:18,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 211 [2020-10-29 08:11:18,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:18,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:11:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:18,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 234 [2020-10-29 08:11:18,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:18,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-29 08:11:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:18,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:18,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:18,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-29 08:11:18,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:18,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 242 [2020-10-29 08:11:18,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:18,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:11:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:11:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 163 [2020-10-29 08:11:18,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:18,963 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 245 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 08:11:18,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [803730896] [2020-10-29 08:11:18,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:11:18,964 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 08:11:18,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662668866] [2020-10-29 08:11:18,965 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 08:11:18,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:11:18,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 08:11:18,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 08:11:18,966 INFO L87 Difference]: Start difference. First operand 10318 states and 11408 transitions. Second operand 7 states. [2020-10-29 08:11:23,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:11:23,481 INFO L93 Difference]: Finished difference Result 22336 states and 25006 transitions. [2020-10-29 08:11:23,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 08:11:23,489 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 452 [2020-10-29 08:11:23,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:11:23,527 INFO L225 Difference]: With dead ends: 22336 [2020-10-29 08:11:23,528 INFO L226 Difference]: Without dead ends: 12361 [2020-10-29 08:11:23,552 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-10-29 08:11:23,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12361 states. [2020-10-29 08:11:23,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12361 to 11013. [2020-10-29 08:11:23,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11013 states. [2020-10-29 08:11:23,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11013 states to 11013 states and 12136 transitions. [2020-10-29 08:11:23,866 INFO L78 Accepts]: Start accepts. Automaton has 11013 states and 12136 transitions. Word has length 452 [2020-10-29 08:11:23,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:11:23,867 INFO L481 AbstractCegarLoop]: Abstraction has 11013 states and 12136 transitions. [2020-10-29 08:11:23,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 08:11:23,867 INFO L276 IsEmpty]: Start isEmpty. Operand 11013 states and 12136 transitions. [2020-10-29 08:11:23,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2020-10-29 08:11:23,879 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:11:23,880 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 08:11:23,880 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 08:11:23,880 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:11:23,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:11:23,881 INFO L82 PathProgramCache]: Analyzing trace with hash 230538212, now seen corresponding path program 1 times [2020-10-29 08:11:23,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:11:23,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1453031135] [2020-10-29 08:11:23,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:11:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:24,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:24,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:24,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 527 [2020-10-29 08:11:24,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:24,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 843 [2020-10-29 08:11:24,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:24,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:24,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:11:24,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 474 [2020-10-29 08:11:24,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 08:11:24,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:25,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:11:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:25,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:25,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:25,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:11:25,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:25,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 08:11:25,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:25,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:25,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:25,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:25,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:25,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:25,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:11:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:25,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:25,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:25,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-29 08:11:25,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:25,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-29 08:11:25,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:25,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:25,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:25,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:25,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-29 08:11:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:25,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:25,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:25,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-29 08:11:25,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:25,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-10-29 08:11:25,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:25,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:25,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:11:25,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:25,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-29 08:11:25,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:25,843 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 87 proven. 2 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2020-10-29 08:11:25,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1453031135] [2020-10-29 08:11:25,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:11:25,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 08:11:25,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075226040] [2020-10-29 08:11:25,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 08:11:25,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:11:25,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 08:11:25,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 08:11:25,846 INFO L87 Difference]: Start difference. First operand 11013 states and 12136 transitions. Second operand 5 states. [2020-10-29 08:11:29,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:11:29,515 INFO L93 Difference]: Finished difference Result 25061 states and 28111 transitions. [2020-10-29 08:11:29,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 08:11:29,516 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 513 [2020-10-29 08:11:29,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:11:29,559 INFO L225 Difference]: With dead ends: 25061 [2020-10-29 08:11:29,559 INFO L226 Difference]: Without dead ends: 14393 [2020-10-29 08:11:29,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 08:11:29,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14393 states. [2020-10-29 08:11:29,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14393 to 14391. [2020-10-29 08:11:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14391 states. [2020-10-29 08:11:29,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14391 states to 14391 states and 15691 transitions. [2020-10-29 08:11:29,844 INFO L78 Accepts]: Start accepts. Automaton has 14391 states and 15691 transitions. Word has length 513 [2020-10-29 08:11:29,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:11:29,845 INFO L481 AbstractCegarLoop]: Abstraction has 14391 states and 15691 transitions. [2020-10-29 08:11:29,845 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 08:11:29,845 INFO L276 IsEmpty]: Start isEmpty. Operand 14391 states and 15691 transitions. [2020-10-29 08:11:29,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2020-10-29 08:11:29,860 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:11:29,861 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:11:29,861 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 08:11:29,861 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:11:29,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:11:29,862 INFO L82 PathProgramCache]: Analyzing trace with hash 898533299, now seen corresponding path program 1 times [2020-10-29 08:11:29,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:11:29,862 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [6486465] [2020-10-29 08:11:29,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:11:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:30,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:30,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:30,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 576 [2020-10-29 08:11:30,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:30,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 774 [2020-10-29 08:11:30,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:30,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:30,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:11:30,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 523 [2020-10-29 08:11:30,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 08:11:30,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:30,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:11:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:30,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:30,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:30,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:11:30,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:30,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 08:11:30,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:30,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:30,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:30,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:30,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:30,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:30,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:11:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:31,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:31,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:31,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-29 08:11:31,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:31,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-29 08:11:31,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:31,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:31,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:31,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:31,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:31,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:31,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-29 08:11:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:31,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:31,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:31,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 08:11:31,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:31,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 08:11:31,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:31,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:31,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:31,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:31,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:31,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:31,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-10-29 08:11:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:31,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:31,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:31,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-29 08:11:31,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:31,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-29 08:11:31,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:31,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:31,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:11:31,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:31,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 157 [2020-10-29 08:11:31,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:31,893 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 132 proven. 3 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2020-10-29 08:11:31,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [6486465] [2020-10-29 08:11:31,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:11:31,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 08:11:31,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840294404] [2020-10-29 08:11:31,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 08:11:31,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:11:31,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 08:11:31,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 08:11:31,895 INFO L87 Difference]: Start difference. First operand 14391 states and 15691 transitions. Second operand 6 states. [2020-10-29 08:11:37,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:11:37,430 INFO L93 Difference]: Finished difference Result 29448 states and 32330 transitions. [2020-10-29 08:11:37,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 08:11:37,432 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 560 [2020-10-29 08:11:37,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:11:37,475 INFO L225 Difference]: With dead ends: 29448 [2020-10-29 08:11:37,475 INFO L226 Difference]: Without dead ends: 15402 [2020-10-29 08:11:37,500 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 08:11:37,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15402 states. [2020-10-29 08:11:37,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15402 to 15063. [2020-10-29 08:11:37,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15063 states. [2020-10-29 08:11:37,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15063 states to 15063 states and 16106 transitions. [2020-10-29 08:11:37,769 INFO L78 Accepts]: Start accepts. Automaton has 15063 states and 16106 transitions. Word has length 560 [2020-10-29 08:11:37,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:11:37,770 INFO L481 AbstractCegarLoop]: Abstraction has 15063 states and 16106 transitions. [2020-10-29 08:11:37,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 08:11:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 15063 states and 16106 transitions. [2020-10-29 08:11:37,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-10-29 08:11:37,802 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:11:37,803 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 08:11:37,803 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 08:11:37,804 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:11:37,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:11:37,806 INFO L82 PathProgramCache]: Analyzing trace with hash 305649661, now seen corresponding path program 1 times [2020-10-29 08:11:37,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:11:37,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1182698588] [2020-10-29 08:11:37,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:11:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:38,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:38,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:38,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:42,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:42,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 656 [2020-10-29 08:11:42,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 08:11:42,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-29 08:11:42,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:42,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:42,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 08:11:42,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 08:11:42,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 504 [2020-10-29 08:11:42,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:43,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:11:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:43,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:43,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:43,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:11:43,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:43,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 08:11:43,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:43,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:43,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:11:43,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:43,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 08:11:43,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:43,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:11:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:43,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:43,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:43,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:43,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-29 08:11:43,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 08:11:43,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 458 [2020-10-29 08:11:43,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:43,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:43,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:11:43,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:43,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 242 [2020-10-29 08:11:43,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:43,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-29 08:11:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:43,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:44,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:44,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-29 08:11:44,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:44,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 366 [2020-10-29 08:11:44,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:44,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:44,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:11:44,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:11:44,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 250 [2020-10-29 08:11:44,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:44,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2020-10-29 08:11:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:44,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:44,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:44,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-29 08:11:44,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:44,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 08:11:44,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:44,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:44,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:44,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-29 08:11:44,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:44,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:45,392 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 374 proven. 92 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-10-29 08:11:45,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1182698588] [2020-10-29 08:11:45,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:11:45,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 08:11:45,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872195302] [2020-10-29 08:11:45,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 08:11:45,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:11:45,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 08:11:45,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-29 08:11:45,394 INFO L87 Difference]: Start difference. First operand 15063 states and 16106 transitions. Second operand 7 states. [2020-10-29 08:11:48,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:11:48,955 INFO L93 Difference]: Finished difference Result 29781 states and 31864 transitions. [2020-10-29 08:11:48,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 08:11:48,956 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 640 [2020-10-29 08:11:48,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:11:48,998 INFO L225 Difference]: With dead ends: 29781 [2020-10-29 08:11:48,998 INFO L226 Difference]: Without dead ends: 15063 [2020-10-29 08:11:49,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-29 08:11:49,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15063 states. [2020-10-29 08:11:49,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15063 to 15063. [2020-10-29 08:11:49,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15063 states. [2020-10-29 08:11:49,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15063 states to 15063 states and 16104 transitions. [2020-10-29 08:11:49,420 INFO L78 Accepts]: Start accepts. Automaton has 15063 states and 16104 transitions. Word has length 640 [2020-10-29 08:11:49,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:11:49,421 INFO L481 AbstractCegarLoop]: Abstraction has 15063 states and 16104 transitions. [2020-10-29 08:11:49,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 08:11:49,422 INFO L276 IsEmpty]: Start isEmpty. Operand 15063 states and 16104 transitions. [2020-10-29 08:11:49,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2020-10-29 08:11:49,437 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:11:49,439 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 08:11:49,440 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-29 08:11:49,440 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:11:49,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:11:49,441 INFO L82 PathProgramCache]: Analyzing trace with hash 1430970104, now seen corresponding path program 1 times [2020-10-29 08:11:49,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:11:49,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1593098313] [2020-10-29 08:11:49,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:11:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:49,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:49,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:52,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:52,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:54,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:54,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 741 [2020-10-29 08:11:54,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 08:11:54,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-29 08:11:54,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:54,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:11:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 359 [2020-10-29 08:11:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 222 [2020-10-29 08:11:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 08:11:54,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:11:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:54,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:54,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:54,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:11:54,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:54,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 08:11:54,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:54,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:54,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:54,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:54,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:54,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:54,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:11:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:54,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:54,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:54,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-29 08:11:54,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:54,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 08:11:54,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:54,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:54,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:54,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:54,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:54,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:54,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-29 08:11:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:54,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:55,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:55,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 08:11:55,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:55,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-29 08:11:55,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:55,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:55,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:11:55,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:11:55,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 08:11:55,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:55,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-10-29 08:11:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:55,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 223 [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 220 [2020-10-29 08:11:55,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:55,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2020-10-29 08:11:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:11:55,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:11:55,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:11:55,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-29 08:11:55,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:11:55,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 08:11:55,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:11:55,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:11:55,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:11:55,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-29 08:11:55,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:11:55,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:11:55,882 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 498 proven. 105 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2020-10-29 08:11:55,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1593098313] [2020-10-29 08:11:55,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:11:55,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 08:11:55,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013009796] [2020-10-29 08:11:55,884 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 08:11:55,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:11:55,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 08:11:55,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 08:11:55,885 INFO L87 Difference]: Start difference. First operand 15063 states and 16104 transitions. Second operand 7 states. [2020-10-29 08:12:00,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:12:00,326 INFO L93 Difference]: Finished difference Result 32159 states and 34396 transitions. [2020-10-29 08:12:00,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 08:12:00,330 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 723 [2020-10-29 08:12:00,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:12:00,375 INFO L225 Difference]: With dead ends: 32159 [2020-10-29 08:12:00,375 INFO L226 Difference]: Without dead ends: 17441 [2020-10-29 08:12:00,396 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-29 08:12:00,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17441 states. [2020-10-29 08:12:00,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17441 to 16761. [2020-10-29 08:12:00,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16761 states. [2020-10-29 08:12:00,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16761 states to 16761 states and 17900 transitions. [2020-10-29 08:12:00,698 INFO L78 Accepts]: Start accepts. Automaton has 16761 states and 17900 transitions. Word has length 723 [2020-10-29 08:12:00,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:12:00,699 INFO L481 AbstractCegarLoop]: Abstraction has 16761 states and 17900 transitions. [2020-10-29 08:12:00,699 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 08:12:00,700 INFO L276 IsEmpty]: Start isEmpty. Operand 16761 states and 17900 transitions. [2020-10-29 08:12:00,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 729 [2020-10-29 08:12:00,826 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:12:00,827 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 08:12:00,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-29 08:12:00,827 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:12:00,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:12:00,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1370876182, now seen corresponding path program 1 times [2020-10-29 08:12:00,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:12:00,828 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1187635650] [2020-10-29 08:12:00,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:12:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:12:01,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:12:01,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:12:01,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 746 [2020-10-29 08:12:01,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:12:01,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 765 [2020-10-29 08:12:01,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:12:01,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:12:01,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:12:01,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 690 [2020-10-29 08:12:01,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-29 08:12:01,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:12:01,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:12:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:12:01,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:12:01,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:12:01,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:12:01,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:12:01,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 08:12:01,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:12:01,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:12:01,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:12:01,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:12:01,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:12:01,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:12:01,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:12:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:12:01,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:12:02,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:12:02,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-29 08:12:02,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:12:02,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 08:12:02,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:12:02,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:12:02,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:12:02,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:12:02,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:12:02,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:12:02,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-29 08:12:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:12:02,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:12:02,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:12:02,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 08:12:02,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:12:02,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 08:12:02,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:12:02,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:12:02,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 08:12:02,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:12:02,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 08:12:02,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:12:02,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-10-29 08:12:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:12:02,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:12:02,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:12:02,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 333 [2020-10-29 08:12:02,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:12:02,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-29 08:12:02,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:12:02,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:12:02,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:12:02,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:12:02,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 324 [2020-10-29 08:12:02,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:12:02,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-29 08:12:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:12:02,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:12:02,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:12:02,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 08:12:02,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:12:02,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 08:12:02,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:12:02,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:12:02,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:12:02,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:12:02,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-29 08:12:02,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:12:02,847 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 132 proven. 3 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2020-10-29 08:12:02,847 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1187635650] [2020-10-29 08:12:02,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 08:12:02,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 08:12:02,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057020129] [2020-10-29 08:12:02,849 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 08:12:02,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:12:02,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 08:12:02,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 08:12:02,849 INFO L87 Difference]: Start difference. First operand 16761 states and 17900 transitions. Second operand 6 states. [2020-10-29 08:12:07,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:12:07,949 INFO L93 Difference]: Finished difference Result 36198 states and 38671 transitions. [2020-10-29 08:12:07,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 08:12:07,950 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 728 [2020-10-29 08:12:07,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:12:07,952 INFO L225 Difference]: With dead ends: 36198 [2020-10-29 08:12:07,952 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 08:12:07,990 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 08:12:07,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 08:12:07,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 08:12:07,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 08:12:07,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 08:12:07,992 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 728 [2020-10-29 08:12:07,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:12:07,992 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 08:12:07,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 08:12:07,992 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 08:12:07,993 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 08:12:07,993 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-29 08:12:07,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 08:12:10,076 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 69 [2020-10-29 08:12:10,810 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 32 [2020-10-29 08:12:12,692 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 260 DAG size of output: 57 [2020-10-29 08:12:14,567 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 260 DAG size of output: 57 [2020-10-29 08:12:15,163 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 39 [2020-10-29 08:12:15,601 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 47 [2020-10-29 08:12:17,456 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 260 DAG size of output: 57 [2020-10-29 08:12:17,845 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 47 [2020-10-29 08:12:17,849 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 5) no Hoare annotation was computed. [2020-10-29 08:12:17,850 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 5) the Hoare annotation is: true [2020-10-29 08:12:17,850 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 5) no Hoare annotation was computed. [2020-10-29 08:12:17,850 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-29 08:12:17,850 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 08:12:17,851 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~inputA~0 |old(~inputA~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a18~0 |old(~a18~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a15~0 |old(~a15~0)|) (= |old(#valid)| |#valid|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= |#t~string8.base| |old(#t~string8.base)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a16~0 |old(~a16~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string7.base| |old(#t~string7.base)|)) [2020-10-29 08:12:17,851 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 08:12:17,851 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,851 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,851 INFO L274 CegarLoopResult]: For program point calculate_output2EXIT(lines 1496 1767) no Hoare annotation was computed. [2020-10-29 08:12:17,852 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,852 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,852 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,852 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,852 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,852 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,852 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,853 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,854 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,854 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,854 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,854 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,854 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,854 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,854 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,854 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,855 INFO L270 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1496 1767) the Hoare annotation is: (let ((.cse3 (= ~a18~0 |old(~a18~0)|)) (.cse4 (= ~a16~0 |old(~a16~0)|)) (.cse5 (= ~a12~0 |old(~a12~0)|))) (let ((.cse2 (= ~a15~0 3)) (.cse0 (and .cse3 .cse4 .cse5 (= ~a15~0 |old(~a15~0)|))) (.cse1 (not (= 3 |old(~a15~0)|)))) (and (or .cse0 .cse1 (not (<= 9 |old(~a12~0)|))) (or (not (<= 0 (+ |old(~a18~0)| 87))) (not (= 5 |old(~a12~0)|)) .cse1 (and .cse2 .cse3 .cse4 (= 5 ~a12~0))) (or (= 11 |old(~a16~0)|) .cse0) (or (and .cse2 .cse3 .cse4 .cse5) (not (= 7 |old(~a12~0)|)) .cse1) (or .cse0 (not (<= (+ |old(~a18~0)| 79) 0)) .cse1 (not (= 6 |old(~a12~0)|))) (or .cse0 (not (= 8 |old(~a12~0)|)) .cse1)))) [2020-10-29 08:12:17,855 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,855 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,855 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,855 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,855 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,855 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,855 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,855 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,855 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point calculate_output2FINAL(lines 1496 1767) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-29 08:12:17,856 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,857 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L270 CegarLoopResult]: At program point L1493(line 1493) the Hoare annotation is: (let ((.cse3 (= ~a18~0 |old(~a18~0)|)) (.cse4 (= ~a16~0 |old(~a16~0)|)) (.cse5 (= ~a12~0 |old(~a12~0)|))) (let ((.cse2 (= ~a15~0 3)) (.cse0 (and .cse3 .cse4 .cse5 (= ~a15~0 |old(~a15~0)|))) (.cse1 (not (= 3 |old(~a15~0)|)))) (and (or .cse0 .cse1 (not (<= 9 |old(~a12~0)|))) (or (not (<= 0 (+ |old(~a18~0)| 87))) (not (= 5 |old(~a12~0)|)) .cse1 (and .cse2 .cse3 .cse4 (= 5 ~a12~0))) (or (= 11 |old(~a16~0)|) .cse0) (or (and .cse2 .cse3 .cse4 .cse5) (not (= 7 |old(~a12~0)|)) .cse1) (or .cse0 (not (<= (+ |old(~a18~0)| 79) 0)) .cse1 (not (= 6 |old(~a12~0)|))) (or .cse0 (not (= 8 |old(~a12~0)|)) .cse1)))) [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L1493-1(line 1493) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,858 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,859 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,860 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-29 08:12:17,861 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-29 08:12:17,862 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,863 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 25 1494) the Hoare annotation is: (let ((.cse3 (= ~a18~0 |old(~a18~0)|)) (.cse4 (= ~a16~0 |old(~a16~0)|)) (.cse5 (= ~a12~0 |old(~a12~0)|))) (let ((.cse2 (= ~a15~0 3)) (.cse0 (and .cse3 .cse4 .cse5 (= ~a15~0 |old(~a15~0)|))) (.cse1 (not (= 3 |old(~a15~0)|)))) (and (or .cse0 .cse1 (not (<= 9 |old(~a12~0)|))) (or (not (<= 0 (+ |old(~a18~0)| 87))) (not (= 5 |old(~a12~0)|)) .cse1 (and .cse2 .cse3 .cse4 (= 5 ~a12~0))) (or (= 11 |old(~a16~0)|) .cse0) (or (and .cse2 .cse3 .cse4 .cse5) (not (= 7 |old(~a12~0)|)) .cse1) (or .cse0 (not (<= (+ |old(~a18~0)| 79) 0)) .cse1 (not (= 6 |old(~a12~0)|))) (or .cse0 (not (= 8 |old(~a12~0)|)) .cse1)))) [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-29 08:12:17,864 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,865 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,866 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-29 08:12:17,867 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,868 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,869 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,870 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,870 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,870 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,870 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,870 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-29 08:12:17,870 INFO L270 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (let ((.cse0 (not (= 3 |old(~a15~0)|)))) (and (or (not (= 7 |old(~a12~0)|)) .cse0) (= 11 |old(~a16~0)|) (or (not (= 8 |old(~a12~0)|)) .cse0) (or (not (<= 0 (+ |old(~a18~0)| 87))) (not (= 5 |old(~a12~0)|)) .cse0) (or (not (<= (+ |old(~a18~0)| 79) 0)) .cse0 (not (= 6 |old(~a12~0)|))) (or .cse0 (not (<= 9 |old(~a12~0)|))))) [2020-10-29 08:12:17,870 INFO L274 CegarLoopResult]: For program point L141-1(line 141) no Hoare annotation was computed. [2020-10-29 08:12:17,870 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,871 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,872 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,873 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,874 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,875 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,876 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,877 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 08:12:17,878 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ ~a18~0 87))) (and (= ~a15~0 3) (<= 0 .cse0) (= ~a16~0 11) (<= .cse0 0) (= 5 ~a12~0))) [2020-10-29 08:12:17,879 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 08:12:17,879 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 08:12:17,879 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 1769 1785) the Hoare annotation is: (let ((.cse0 (+ |old(~a18~0)| 87))) (or (not (<= 0 .cse0)) (let ((.cse1 (+ ~a18~0 87))) (and (<= 0 .cse1) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (<= .cse1 0) (= ~a15~0 |old(~a15~0)|))) (not (= 11 |old(~a16~0)|)) (not (= 5 |old(~a12~0)|)) (not (= 3 |old(~a15~0)|)) (not (<= .cse0 0)))) [2020-10-29 08:12:17,879 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 1769 1785) no Hoare annotation was computed. [2020-10-29 08:12:17,879 INFO L270 CegarLoopResult]: At program point L1783(line 1783) the Hoare annotation is: (let ((.cse0 (+ |old(~a18~0)| 87)) (.cse1 (= ~a15~0 3))) (or (not (<= 0 .cse0)) (not (= 11 |old(~a16~0)|)) (not (= 5 |old(~a12~0)|)) (not (= 3 |old(~a15~0)|)) (and .cse1 (<= 9 ~a12~0)) (not (<= .cse0 0)) (and .cse1 (= 7 ~a12~0)) (and (= ~a12~0 6) .cse1 (<= (+ ~a18~0 79) 0)) (and .cse1 (= ~a12~0 8)) (not (= ~a16~0 11)) (and .cse1 (<= 0 (+ ~a18~0 87)) (= 5 ~a12~0)))) [2020-10-29 08:12:17,879 INFO L274 CegarLoopResult]: For program point L1783-1(line 1783) no Hoare annotation was computed. [2020-10-29 08:12:17,879 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-29 08:12:17,879 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (let ((.cse0 (+ |old(~a18~0)| 87)) (.cse1 (= ~a15~0 3))) (or (not (<= 0 .cse0)) (not (= 11 |old(~a16~0)|)) (not (= 5 |old(~a12~0)|)) (not (= 3 |old(~a15~0)|)) (and .cse1 (<= 9 ~a12~0)) (not (<= .cse0 0)) (and .cse1 (= 7 ~a12~0)) (and (= ~a12~0 6) .cse1 (<= (+ ~a18~0 79) 0)) (and .cse1 (= ~a12~0 8)) (not (= ~a16~0 11)) (and .cse1 (<= 0 (+ ~a18~0 87)) (= 5 ~a12~0)))) [2020-10-29 08:12:17,879 INFO L274 CegarLoopResult]: For program point L1775-3(lines 1769 1785) no Hoare annotation was computed. [2020-10-29 08:12:17,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 08:12:17 BoogieIcfgContainer [2020-10-29 08:12:17,906 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 08:12:17,911 INFO L168 Benchmark]: Toolchain (without parser) took 132082.97 ms. Allocated memory was 151.0 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 121.4 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. [2020-10-29 08:12:17,911 INFO L168 Benchmark]: CDTParser took 1.74 ms. Allocated memory is still 151.0 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 08:12:17,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1201.04 ms. Allocated memory is still 151.0 MB. Free memory was 120.8 MB in the beginning and 91.3 MB in the end (delta: 29.5 MB). Peak memory consumption was 30.9 MB. Max. memory is 8.0 GB. [2020-10-29 08:12:17,914 INFO L168 Benchmark]: Boogie Preprocessor took 209.65 ms. Allocated memory is still 151.0 MB. Free memory was 91.3 MB in the beginning and 80.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-10-29 08:12:17,915 INFO L168 Benchmark]: RCFGBuilder took 3177.44 ms. Allocated memory was 151.0 MB in the beginning and 208.7 MB in the end (delta: 57.7 MB). Free memory was 80.9 MB in the beginning and 150.5 MB in the end (delta: -69.6 MB). Peak memory consumption was 55.4 MB. Max. memory is 8.0 GB. [2020-10-29 08:12:17,919 INFO L168 Benchmark]: TraceAbstraction took 127476.62 ms. Allocated memory was 208.7 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 149.9 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. [2020-10-29 08:12:17,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 ms. Allocated memory is still 151.0 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1201.04 ms. Allocated memory is still 151.0 MB. Free memory was 120.8 MB in the beginning and 91.3 MB in the end (delta: 29.5 MB). Peak memory consumption was 30.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 209.65 ms. Allocated memory is still 151.0 MB. Free memory was 91.3 MB in the beginning and 80.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 3177.44 ms. Allocated memory was 151.0 MB in the beginning and 208.7 MB in the end (delta: 57.7 MB). Free memory was 80.9 MB in the beginning and 150.5 MB in the end (delta: -69.6 MB). Peak memory consumption was 55.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 127476.62 ms. Allocated memory was 208.7 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 149.9 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: (((((((((!(0 <= \old(a18) + 87) || !(11 == \old(a16))) || !(5 == \old(a12))) || !(3 == \old(a15))) || (a15 == 3 && 9 <= a12)) || !(\old(a18) + 87 <= 0)) || (a15 == 3 && 7 == a12)) || ((a12 == 6 && a15 == 3) && a18 + 79 <= 0)) || (a15 == 3 && a12 == 8)) || !(a16 == 11)) || ((a15 == 3 && 0 <= a18 + 87) && 5 == a12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 413 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 117.4s, OverallIterations: 14, TraceHistogramMax: 5, AutomataDifference: 68.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 502 SDtfs, 14107 SDslu, 542 SDs, 0 SdLazy, 26192 SolverSat, 4970 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 48.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 217 GetRequests, 113 SyntacticMatches, 2 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16761occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 14 MinimizatonAttempts, 3188 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 1554 PreInvPairs, 1752 NumberOfFragments, 757 HoareAnnotationTreeSize, 1554 FomulaSimplifications, 32207 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 11 FomulaSimplificationsInter, 21966 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 41.1s InterpolantComputationTime, 5304 NumberOfCodeBlocks, 5304 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 5290 ConstructedInterpolants, 0 QuantifiedInterpolants, 7029952 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 4 PerfectInterpolantSequences, 3708/3988 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...