/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=0.2 --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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:44:27,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:44:27,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:44:27,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:44:27,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:44:27,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:44:27,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:44:27,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:44:27,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:44:27,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:44:27,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:44:27,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:44:27,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:44:27,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:44:27,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:44:27,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:44:27,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:44:27,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:44:27,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:44:27,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:44:27,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:44:27,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:44:27,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:44:27,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:44:27,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:44:27,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:44:27,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:44:27,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:44:27,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:44:27,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:44:27,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:44:27,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:44:27,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:44:27,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:44:27,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:44:27,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:44:27,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:44:27,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:44:27,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:44:27,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:44:27,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:44:27,204 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 [2020-10-15 01:44:27,225 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:44:27,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:44:27,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:44:27,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:44:27,227 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:44:27,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:44:27,228 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:44:27,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:44:27,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:44:27,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:44:27,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:44:27,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:44:27,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:44:27,229 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:44:27,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:44:27,229 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:44:27,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:44:27,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:44:27,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:44:27,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:44:27,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:44:27,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:44:27,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:44:27,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:44:27,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:44:27,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:44:27,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:44:27,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:44:27,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:44:27,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:44:27,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:44:27,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:44:27,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:44:27,573 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:44:27,574 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:44:27,575 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product50.cil.c [2020-10-15 01:44:27,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b22c5ed91/7a4e3ae606394c3a921b4131a51d3136/FLAG0197b3686 [2020-10-15 01:44:28,130 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:44:28,131 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product50.cil.c [2020-10-15 01:44:28,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b22c5ed91/7a4e3ae606394c3a921b4131a51d3136/FLAG0197b3686 [2020-10-15 01:44:28,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b22c5ed91/7a4e3ae606394c3a921b4131a51d3136 [2020-10-15 01:44:28,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:44:28,388 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:44:28,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:44:28,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:44:28,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:44:28,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:44:28" (1/1) ... [2020-10-15 01:44:28,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dac89bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:28, skipping insertion in model container [2020-10-15 01:44:28,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:44:28" (1/1) ... [2020-10-15 01:44:28,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:44:28,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:44:28,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:44:28,949 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:44:29,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:44:29,064 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:44:29,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29 WrapperNode [2020-10-15 01:44:29,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:44:29,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:44:29,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:44:29,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:44:29,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29" (1/1) ... [2020-10-15 01:44:29,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29" (1/1) ... [2020-10-15 01:44:29,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29" (1/1) ... [2020-10-15 01:44:29,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29" (1/1) ... [2020-10-15 01:44:29,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29" (1/1) ... [2020-10-15 01:44:29,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29" (1/1) ... [2020-10-15 01:44:29,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29" (1/1) ... [2020-10-15 01:44:29,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:44:29,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:44:29,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:44:29,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:44:29,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29" (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 [2020-10-15 01:44:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:44:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:44:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:44:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:44:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:44:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:44:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:44:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:44:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:44:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-15 01:44:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:44:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:44:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:44:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:44:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:44:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:44:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:44:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:44:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:44:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:44:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:44:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:44:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:44:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:44:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:44:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:44:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:44:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:44:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:44:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:44:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:44:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:44:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:44:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:44:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:44:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:44:29,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:44:29,222 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:44:29,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:44:29,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:44:29,222 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:44:29,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:44:29,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:44:29,223 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:44:29,223 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:44:29,223 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:44:29,223 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:44:29,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:44:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:44:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:44:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:44:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:44:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:44:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:44:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:44:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:44:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:44:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:44:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:44:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:44:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:44:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:44:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:44:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:44:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:44:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-15 01:44:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:44:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:44:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:44:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:44:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:44:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:44:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:44:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:44:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:44:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:44:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:44:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:44:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:44:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:44:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:44:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:44:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:44:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:44:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:44:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:44:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:44:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:44:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:44:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:44:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:44:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:44:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:44:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:44:29,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:44:29,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:44:30,315 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:44:30,315 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:44:30,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:44:30 BoogieIcfgContainer [2020-10-15 01:44:30,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:44:30,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:44:30,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:44:30,325 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:44:30,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:44:28" (1/3) ... [2020-10-15 01:44:30,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a4a0785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:44:30, skipping insertion in model container [2020-10-15 01:44:30,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:29" (2/3) ... [2020-10-15 01:44:30,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a4a0785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:44:30, skipping insertion in model container [2020-10-15 01:44:30,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:44:30" (3/3) ... [2020-10-15 01:44:30,329 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product50.cil.c [2020-10-15 01:44:30,338 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:44:30,346 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:44:30,358 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:44:30,382 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:44:30,382 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:44:30,382 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:44:30,382 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:44:30,383 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:44:30,383 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:44:30,383 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:44:30,383 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:44:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states. [2020-10-15 01:44:30,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-15 01:44:30,417 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:30,418 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:30,419 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:30,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:30,425 INFO L82 PathProgramCache]: Analyzing trace with hash 291336746, now seen corresponding path program 1 times [2020-10-15 01:44:30,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:30,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [414550818] [2020-10-15 01:44:30,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:30,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:30,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:31,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:33,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:33,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-15 01:44:33,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:44:33,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2534 [2020-10-15 01:44:33,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:33,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:33,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:44:33,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:33,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:44:33,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-15 01:44:33,699 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:33,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:33,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:33,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:33,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:33,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:33,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-15 01:44:33,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:33,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:33,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:33,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:33,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:33,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:33,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:33,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:33,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:33,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:33,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:33,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:44:33,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:33,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:33,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:33,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:33,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:33,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:33,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:33,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:33,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:33,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:33,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:33,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:44:33,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:33,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:33,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:33,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:33,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:33,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:33,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:33,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:33,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:33,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:44:33,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:33,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:33,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:33,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:33,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:33,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:33,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:33,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:33,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:33,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:33,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:33,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:33,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:33,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:33,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:33,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:33,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:33,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:44:33,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:44:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:33,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:33,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:33,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:33,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:33,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:44:33,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:33,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:33,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:33,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:33,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:33,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:33,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:44:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:33,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:33,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:33,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:33,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:33,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:44:33,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:33,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:33,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:33,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:33,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:33,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:33,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:44:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:33,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:33,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:33,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:33,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:33,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:33,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:33,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:33,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:33,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:33,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:33,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:33,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:33,994 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [414550818] [2020-10-15 01:44:33,996 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:33,996 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:44:33,997 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930423761] [2020-10-15 01:44:34,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:44:34,003 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:34,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:44:34,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:44:34,020 INFO L87 Difference]: Start difference. First operand 184 states. Second operand 8 states. [2020-10-15 01:44:34,513 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:35,375 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:44:35,890 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:36,363 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:44:36,712 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:44:37,032 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:44:37,426 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:44:37,752 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:44:38,150 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:38,722 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:44:40,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:40,245 INFO L93 Difference]: Finished difference Result 584 states and 815 transitions. [2020-10-15 01:44:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 01:44:40,248 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-15 01:44:40,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:40,280 INFO L225 Difference]: With dead ends: 584 [2020-10-15 01:44:40,281 INFO L226 Difference]: Without dead ends: 411 [2020-10-15 01:44:40,292 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2020-10-15 01:44:40,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2020-10-15 01:44:40,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 364. [2020-10-15 01:44:40,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-10-15 01:44:40,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 465 transitions. [2020-10-15 01:44:40,541 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 465 transitions. Word has length 52 [2020-10-15 01:44:40,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:40,542 INFO L479 AbstractCegarLoop]: Abstraction has 364 states and 465 transitions. [2020-10-15 01:44:40,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:44:40,542 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 465 transitions. [2020-10-15 01:44:40,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-15 01:44:40,550 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:40,550 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:40,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:44:40,551 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:40,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:40,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1299460876, now seen corresponding path program 1 times [2020-10-15 01:44:40,551 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:40,552 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1000407098] [2020-10-15 01:44:40,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:40,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:40,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:41,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:44,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-15 01:44:45,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:44:45,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 01:44:45,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 01:44:45,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:45,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 01:44:45,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:45,879 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:45,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:45,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-15 01:44:45,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:45,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:45,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:45,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:44:45,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:45,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:45,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:45,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:45,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:45,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:44:45,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:45,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:46,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:46,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:46,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:46,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:46,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:46,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:46,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:46,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:46,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:46,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:46,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:46,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:46,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:46,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:46,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:46,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:46,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:46,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:46,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:46,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:46,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 01:44:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:46,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:46,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:46,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:46,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:46,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:46,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:46,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:46,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:46,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:46,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:46,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:46,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 01:44:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:46,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:46,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:46,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:46,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:46,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:46,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:46,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:46,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:46,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:46,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:46,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:46,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-15 01:44:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:46,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:46,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:46,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:46,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:46,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:46,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:46,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:46,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:46,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-15 01:44:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:46,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:46,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:46,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:46,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:46,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:46,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:46,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:46,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:46,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:46,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:46,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:46,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:46,064 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1000407098] [2020-10-15 01:44:46,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:46,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 01:44:46,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082931080] [2020-10-15 01:44:46,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 01:44:46,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:46,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 01:44:46,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-15 01:44:46,070 INFO L87 Difference]: Start difference. First operand 364 states and 465 transitions. Second operand 5 states. [2020-10-15 01:44:46,355 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:47,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:47,432 INFO L93 Difference]: Finished difference Result 761 states and 1045 transitions. [2020-10-15 01:44:47,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-15 01:44:47,432 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-15 01:44:47,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:47,437 INFO L225 Difference]: With dead ends: 761 [2020-10-15 01:44:47,437 INFO L226 Difference]: Without dead ends: 421 [2020-10-15 01:44:47,440 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:44:47,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2020-10-15 01:44:47,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 356. [2020-10-15 01:44:47,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2020-10-15 01:44:47,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 444 transitions. [2020-10-15 01:44:47,524 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 444 transitions. Word has length 66 [2020-10-15 01:44:47,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:47,525 INFO L479 AbstractCegarLoop]: Abstraction has 356 states and 444 transitions. [2020-10-15 01:44:47,525 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 01:44:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 444 transitions. [2020-10-15 01:44:47,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-15 01:44:47,529 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:47,529 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:47,529 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:44:47,529 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:47,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:47,530 INFO L82 PathProgramCache]: Analyzing trace with hash 319074094, now seen corresponding path program 1 times [2020-10-15 01:44:47,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:47,530 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [183392667] [2020-10-15 01:44:47,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:47,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:47,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:47,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:48,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-15 01:44:50,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:44:50,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2624 [2020-10-15 01:44:50,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 01:44:50,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:50,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:44:50,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:50,504 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:50,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:50,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-15 01:44:50,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:50,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:50,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:50,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:50,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:50,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:50,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:50,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:50,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:50,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:44:50,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:50,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:50,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:50,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:50,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:50,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:44:50,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:50,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:50,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:50,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:50,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:50,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:50,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:50,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:50,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:50,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:50,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:50,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:50,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:50,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:44:50,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:50,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:50,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:50,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:50,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:44:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 01:44:50,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:44:50,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 01:44:50,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 01:44:50,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:44:50,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 01:44:50,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:50,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:44:50,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:44:50,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:44:50,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:44:50,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:44:50,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:50,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:50,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:50,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:50,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:50,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:50,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:50,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 01:44:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:50,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:50,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:50,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:50,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:50,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:50,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-15 01:44:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:50,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:44:50,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:50,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:50,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:50,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:50,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-15 01:44:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:50,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:50,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:50,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:50,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:50,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:50,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:50,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:50,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:50,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:50,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:50,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:50,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:50,808 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [183392667] [2020-10-15 01:44:50,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:50,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:44:50,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755524472] [2020-10-15 01:44:50,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:44:50,809 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:50,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:44:50,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:44:50,810 INFO L87 Difference]: Start difference. First operand 356 states and 444 transitions. Second operand 7 states. [2020-10-15 01:44:51,193 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:52,249 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:44:54,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:54,064 INFO L93 Difference]: Finished difference Result 1061 states and 1557 transitions. [2020-10-15 01:44:54,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-15 01:44:54,065 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 75 [2020-10-15 01:44:54,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:54,077 INFO L225 Difference]: With dead ends: 1061 [2020-10-15 01:44:54,077 INFO L226 Difference]: Without dead ends: 729 [2020-10-15 01:44:54,080 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2020-10-15 01:44:54,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2020-10-15 01:44:54,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 586. [2020-10-15 01:44:54,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2020-10-15 01:44:54,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 741 transitions. [2020-10-15 01:44:54,216 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 741 transitions. Word has length 75 [2020-10-15 01:44:54,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:54,217 INFO L479 AbstractCegarLoop]: Abstraction has 586 states and 741 transitions. [2020-10-15 01:44:54,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:44:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 741 transitions. [2020-10-15 01:44:54,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-15 01:44:54,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:54,220 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:54,220 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:44:54,220 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:54,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:54,221 INFO L82 PathProgramCache]: Analyzing trace with hash -514101350, now seen corresponding path program 1 times [2020-10-15 01:44:54,221 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:54,221 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1351416363] [2020-10-15 01:44:54,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-15 01:44:54,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 252 [2020-10-15 01:44:54,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:54,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-15 01:44:54,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:54,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:54,747 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:54,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:54,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 01:44:54,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:54,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:54,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:54,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:54,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:54,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:54,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:54,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:54,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:54,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:54,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:54,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:54,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:54,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:54,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:54,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:54,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:54,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:54,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:54,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:54,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:54,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:54,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:54,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:54,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:54,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:54,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:54,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:54,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:54,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:54,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:54,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:54,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:54,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:54,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:44:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 01:44:54,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:44:54,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:54,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:44:54,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:54,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:54,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:44:54,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 01:44:54,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:54,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:44:54,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:54,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:54,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:44:54,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 01:44:54,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:54,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:44:54,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:54,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:44:54,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:44:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:44:54,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:44:54,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:44:54,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:54,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:54,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:54,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:44:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:54,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:54,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:54,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:54,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:54,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:54,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:54,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:54,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:54,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 01:44:54,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:54,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:55,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-15 01:44:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:55,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:55,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:55,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:55,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:55,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:55,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:55,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:55,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:55,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 01:44:55,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:55,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:55,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:55,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:55,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:55,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:55,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:55,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:55,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:55,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:55,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:55,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:55,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 01:44:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:55,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:55,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:55,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:55,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:55,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:55,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:55,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:55,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:55,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:55,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:55,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:55,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:55,047 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1351416363] [2020-10-15 01:44:55,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:55,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:44:55,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380766920] [2020-10-15 01:44:55,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:44:55,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:55,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:44:55,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:44:55,052 INFO L87 Difference]: Start difference. First operand 586 states and 741 transitions. Second operand 8 states. [2020-10-15 01:44:56,127 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:56,387 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:56,632 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:57,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:57,650 INFO L93 Difference]: Finished difference Result 1114 states and 1515 transitions. [2020-10-15 01:44:57,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:44:57,650 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2020-10-15 01:44:57,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:57,657 INFO L225 Difference]: With dead ends: 1114 [2020-10-15 01:44:57,658 INFO L226 Difference]: Without dead ends: 696 [2020-10-15 01:44:57,660 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:44:57,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-10-15 01:44:57,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 590. [2020-10-15 01:44:57,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-15 01:44:57,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 744 transitions. [2020-10-15 01:44:57,766 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 744 transitions. Word has length 89 [2020-10-15 01:44:57,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:57,767 INFO L479 AbstractCegarLoop]: Abstraction has 590 states and 744 transitions. [2020-10-15 01:44:57,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:44:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 744 transitions. [2020-10-15 01:44:57,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-15 01:44:57,770 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:57,770 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:57,770 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:44:57,770 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:57,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:57,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1358106852, now seen corresponding path program 1 times [2020-10-15 01:44:57,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:57,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [592739902] [2020-10-15 01:44:57,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:57,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-15 01:44:58,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 266 [2020-10-15 01:44:58,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:44:58,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 01:44:58,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:44:58,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,304 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:58,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:58,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:44:58,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:58,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:58,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:58,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:58,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:58,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:58,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:58,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:58,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:58,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:58,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:58,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:58,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:58,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:58,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:58,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:44:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 01:44:58,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:44:58,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:44:58,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:44:58,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:44:58,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:44:58,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 01:44:58,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:44:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:44:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:44:58,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:44:58,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:44:58,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:58,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:58,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:44:58,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:58,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:44:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:44:58,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:58,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:58,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:58,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:44:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:58,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:58,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 01:44:58,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-15 01:44:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:58,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:58,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:58,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 01:44:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:58,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:58,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:58,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 01:44:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:58,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:58,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:58,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:58,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:58,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:58,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:58,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:58,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:58,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:58,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:58,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:58,509 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [592739902] [2020-10-15 01:44:58,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:58,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:44:58,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816853660] [2020-10-15 01:44:58,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:44:58,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:58,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:44:58,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:44:58,510 INFO L87 Difference]: Start difference. First operand 590 states and 744 transitions. Second operand 9 states. [2020-10-15 01:44:59,524 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:59,748 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:44:59,980 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:45:00,212 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:45:01,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:01,633 INFO L93 Difference]: Finished difference Result 1245 states and 1658 transitions. [2020-10-15 01:45:01,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 01:45:01,633 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-15 01:45:01,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:01,637 INFO L225 Difference]: With dead ends: 1245 [2020-10-15 01:45:01,637 INFO L226 Difference]: Without dead ends: 679 [2020-10-15 01:45:01,640 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:45:01,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2020-10-15 01:45:01,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 590. [2020-10-15 01:45:01,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-15 01:45:01,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 738 transitions. [2020-10-15 01:45:01,733 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 738 transitions. Word has length 89 [2020-10-15 01:45:01,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:01,733 INFO L479 AbstractCegarLoop]: Abstraction has 590 states and 738 transitions. [2020-10-15 01:45:01,733 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:45:01,733 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 738 transitions. [2020-10-15 01:45:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-15 01:45:01,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:01,735 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:01,736 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:45:01,736 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:01,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:01,736 INFO L82 PathProgramCache]: Analyzing trace with hash -967187523, now seen corresponding path program 1 times [2020-10-15 01:45:01,736 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:01,737 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [74356076] [2020-10-15 01:45:01,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:01,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-15 01:45:02,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 267 [2020-10-15 01:45:02,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:02,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-15 01:45:02,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 01:45:02,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:02,270 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:02,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:02,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:45:02,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:02,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:02,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:02,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:02,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:02,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:02,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:02,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:02,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:02,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:02,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:02,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:02,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:02,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:02,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:02,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:02,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:02,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:02,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:02,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:02,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:02,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:02,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:45:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:02,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:02,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:02,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:02,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:02,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:45:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:45:02,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:45:02,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:02,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 01:45:02,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:02,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:45:02,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:45:02,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:02,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 01:45:02,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:02,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:45:02,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:45:02,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:02,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:02,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:02,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:02,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:02,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:02,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:02,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:02,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:02,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:45:02,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:02,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:02,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:02,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 01:45:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:02,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:02,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:02,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:02,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:02,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-15 01:45:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:02,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:02,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:02,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:02,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:02,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 01:45:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:02,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:02,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:02,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:02,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:45:02,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:02,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:02,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:02,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:02,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:02,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:02,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:45:02,462 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [74356076] [2020-10-15 01:45:02,463 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:45:02,463 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:45:02,464 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355828989] [2020-10-15 01:45:02,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:45:02,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:02,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:45:02,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:45:02,466 INFO L87 Difference]: Start difference. First operand 590 states and 738 transitions. Second operand 9 states. [2020-10-15 01:45:03,647 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:04,496 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:04,782 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:05,066 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:05,764 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:06,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:06,592 INFO L93 Difference]: Finished difference Result 1223 states and 1569 transitions. [2020-10-15 01:45:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 01:45:06,593 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-15 01:45:06,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:06,598 INFO L225 Difference]: With dead ends: 1223 [2020-10-15 01:45:06,598 INFO L226 Difference]: Without dead ends: 657 [2020-10-15 01:45:06,600 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-15 01:45:06,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2020-10-15 01:45:06,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 549. [2020-10-15 01:45:06,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2020-10-15 01:45:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 645 transitions. [2020-10-15 01:45:06,680 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 645 transitions. Word has length 90 [2020-10-15 01:45:06,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:06,680 INFO L479 AbstractCegarLoop]: Abstraction has 549 states and 645 transitions. [2020-10-15 01:45:06,681 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:45:06,681 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 645 transitions. [2020-10-15 01:45:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-15 01:45:06,684 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:06,684 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:06,684 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:45:06,685 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:06,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:06,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1374493740, now seen corresponding path program 1 times [2020-10-15 01:45:06,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:06,685 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1517520060] [2020-10-15 01:45:06,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:06,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:06,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:06,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:11,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:11,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-15 01:45:11,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:45:11,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-15 01:45:11,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:11,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:11,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-15 01:45:11,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:11,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-15 01:45:11,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:12,003 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:12,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:12,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-15 01:45:12,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:12,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:12,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:12,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:12,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:12,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:12,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:12,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:12,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:12,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:12,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:12,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:12,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:12,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:12,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:12,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:12,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:45:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:45:12,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:45:12,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 01:45:12,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:45:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 01:45:12,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:45:12,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:45:12,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 01:45:12,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:12,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 01:45:12,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:45:12,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:45:12,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 01:45:12,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:12,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:45:12,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:45:12,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:45:12,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:45:12,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:45:12,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:12,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:45:12,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:12,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:12,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:12,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:12,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:12,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:45:12,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:12,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:12,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:12,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:12,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:12,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:45:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:45:12,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:45:12,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:12,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:45:12,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:12,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:12,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:12,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:12,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-15 01:45:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:12,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:45:12,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:12,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:45:12,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:45:12,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 01:45:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:12,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:45:12,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:12,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:45:12,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:45:12,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-15 01:45:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:45:12,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:45:12,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-15 01:45:12,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:12,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:45:12,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 01:45:12,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:45:12,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:45:12,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:12,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 01:45:12,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:12,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:12,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:12,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:12,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:12,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:12,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:45:12,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:12,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:45:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:12,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:13,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:45:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:13,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:13,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:13,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:13,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:13,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:13,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:13,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:13,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:13,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:13,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:13,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:13,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-15 01:45:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:13,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:13,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:13,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:13,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:13,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:13,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:13,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:13,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:13,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:13,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:13,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:13,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-15 01:45:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:13,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:13,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:13,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:13,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:13,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:13,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:13,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:13,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:13,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:13,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:13,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:13,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-15 01:45:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:13,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:13,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:13,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:13,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:13,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:13,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:13,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:13,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:45:13,090 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-15 01:45:13,091 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1517520060] [2020-10-15 01:45:13,091 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:45:13,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-15 01:45:13,092 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611124883] [2020-10-15 01:45:13,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-15 01:45:13,094 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:13,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-15 01:45:13,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2020-10-15 01:45:13,095 INFO L87 Difference]: Start difference. First operand 549 states and 645 transitions. Second operand 19 states. [2020-10-15 01:45:13,856 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:14,642 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:15,216 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:15,473 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:15,749 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:16,033 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:17,536 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186 [2020-10-15 01:45:18,289 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195 [2020-10-15 01:45:18,635 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:19,248 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-15 01:45:19,780 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-15 01:45:20,293 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-15 01:45:21,918 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 188 [2020-10-15 01:45:22,449 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 190 [2020-10-15 01:45:22,941 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 188 [2020-10-15 01:45:23,412 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-15 01:45:23,763 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:45:24,067 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:24,361 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:25,324 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:45:25,557 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:25,799 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:45:26,064 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:45:28,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:28,681 INFO L93 Difference]: Finished difference Result 1894 states and 2550 transitions. [2020-10-15 01:45:28,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-10-15 01:45:28,682 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 140 [2020-10-15 01:45:28,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:28,691 INFO L225 Difference]: With dead ends: 1894 [2020-10-15 01:45:28,691 INFO L226 Difference]: Without dead ends: 1333 [2020-10-15 01:45:28,696 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 51 SyntacticMatches, 2 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=605, Invalid=3177, Unknown=0, NotChecked=0, Total=3782 [2020-10-15 01:45:28,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1333 states. [2020-10-15 01:45:28,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1333 to 1150. [2020-10-15 01:45:28,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1150 states. [2020-10-15 01:45:28,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1150 states and 1365 transitions. [2020-10-15 01:45:28,935 INFO L78 Accepts]: Start accepts. Automaton has 1150 states and 1365 transitions. Word has length 140 [2020-10-15 01:45:28,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:28,936 INFO L479 AbstractCegarLoop]: Abstraction has 1150 states and 1365 transitions. [2020-10-15 01:45:28,936 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-15 01:45:28,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1365 transitions. [2020-10-15 01:45:28,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-15 01:45:28,940 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:28,941 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-15 01:45:28,941 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:45:28,941 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:28,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:28,942 INFO L82 PathProgramCache]: Analyzing trace with hash -1287065561, now seen corresponding path program 1 times [2020-10-15 01:45:28,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:28,942 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [80278899] [2020-10-15 01:45:28,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:29,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:29,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:29,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:29,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:31,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-15 01:45:34,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:45:34,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-15 01:45:34,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 01:45:34,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-15 01:45:34,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-15 01:45:34,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,348 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:34,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-15 01:45:34,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:34,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:34,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:34,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:34,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:45:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:34,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:34,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:34,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:45:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:45:34,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 01:45:34,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:34,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:45:34,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 01:45:34,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:45:34,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:45:34,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:34,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 01:45:34,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:45:34,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-15 01:45:34,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:45:34,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:45:34,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:45:34,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:34,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:45:34,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:45:34,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:45:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:45:34,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:45:34,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:34,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:45:34,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-15 01:45:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:45:34,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:34,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:45:34,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:45:34,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 01:45:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:45:34,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:45:34,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:34,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-15 01:45:34,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:45:34,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:34,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:45:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-15 01:45:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:34,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:34,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 01:45:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:34,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:34,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:34,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 01:45:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:34,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:34,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:34,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:34,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:34,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:34,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:34,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:34,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:34,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:34,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:34,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:34,837 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-15 01:45:34,837 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [80278899] [2020-10-15 01:45:34,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:45:34,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-15 01:45:34,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363850874] [2020-10-15 01:45:34,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 01:45:34,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:34,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 01:45:34,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:45:34,840 INFO L87 Difference]: Start difference. First operand 1150 states and 1365 transitions. Second operand 13 states. [2020-10-15 01:45:35,882 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:36,487 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:37,414 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:37,703 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:37,929 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:38,194 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:39,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:39,755 INFO L93 Difference]: Finished difference Result 2185 states and 2706 transitions. [2020-10-15 01:45:39,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-15 01:45:39,755 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 135 [2020-10-15 01:45:39,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:39,758 INFO L225 Difference]: With dead ends: 2185 [2020-10-15 01:45:39,758 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:45:39,764 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=176, Invalid=474, Unknown=0, NotChecked=0, Total=650 [2020-10-15 01:45:39,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:45:39,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:45:39,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:45:39,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:45:39,766 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 135 [2020-10-15 01:45:39,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:39,766 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:45:39,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 01:45:39,766 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:45:39,766 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:45:39,766 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 01:45:39,769 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:45:40,023 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-10-15 01:45:40,864 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-10-15 01:45:42,257 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 237 [2020-10-15 01:45:47,220 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 237 [2020-10-15 01:45:48,018 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 237 [2020-10-15 01:45:48,586 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 212 [2020-10-15 01:45:48,877 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 235 [2020-10-15 01:45:49,089 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 221 [2020-10-15 01:45:49,280 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 245 [2020-10-15 01:45:49,673 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 256 [2020-10-15 01:45:49,816 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 155 [2020-10-15 01:45:50,015 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 223 [2020-10-15 01:45:50,369 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 242 [2020-10-15 01:45:50,546 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 245 [2020-10-15 01:45:50,751 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 219 [2020-10-15 01:45:50,934 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 245 [2020-10-15 01:45:51,068 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 155 [2020-10-15 01:45:51,268 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 225 [2020-10-15 01:45:51,614 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 242 [2020-10-15 01:45:51,810 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 221 [2020-10-15 01:45:52,075 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 236 [2020-10-15 01:45:52,234 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 212 [2020-10-15 01:45:52,392 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 213 [2020-10-15 01:45:52,531 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 155 [2020-10-15 01:45:52,846 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 237 [2020-10-15 01:45:53,115 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 233 [2020-10-15 01:45:53,314 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 221 [2020-10-15 01:45:53,512 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 220 [2020-10-15 01:45:53,717 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 225 [2020-10-15 01:45:54,812 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 238 [2020-10-15 01:45:55,370 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 212 [2020-10-15 01:45:55,694 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 235 [2020-10-15 01:45:55,901 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 221 [2020-10-15 01:45:56,078 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 245 [2020-10-15 01:45:56,448 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 256 [2020-10-15 01:45:56,592 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 155 [2020-10-15 01:45:56,780 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 222 [2020-10-15 01:45:57,139 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 242 [2020-10-15 01:45:57,320 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 245 [2020-10-15 01:45:57,506 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 219 [2020-10-15 01:45:57,688 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 245 [2020-10-15 01:45:57,826 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 155 [2020-10-15 01:45:58,024 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 224 [2020-10-15 01:45:58,390 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 242 [2020-10-15 01:45:58,587 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 221 [2020-10-15 01:45:58,840 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 235 [2020-10-15 01:45:58,995 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 212 [2020-10-15 01:45:59,152 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 213 [2020-10-15 01:45:59,294 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 155 [2020-10-15 01:45:59,626 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 237 [2020-10-15 01:45:59,863 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 233 [2020-10-15 01:46:00,051 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 221 [2020-10-15 01:46:00,251 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 219 [2020-10-15 01:46:00,460 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 224 [2020-10-15 01:46:02,089 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-15 01:46:02,444 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 21 [2020-10-15 01:46:02,609 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-15 01:46:02,778 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:46:02,931 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-15 01:46:03,294 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 21 [2020-10-15 01:46:04,085 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 27 [2020-10-15 01:46:04,531 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 22 [2020-10-15 01:46:04,682 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-15 01:46:05,385 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 21 [2020-10-15 01:46:05,591 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:46:05,762 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:46:06,885 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 209 DAG size of output: 25 [2020-10-15 01:46:07,035 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-15 01:46:07,801 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 27 [2020-10-15 01:46:08,504 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 22 [2020-10-15 01:46:08,656 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-15 01:46:09,155 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 15 [2020-10-15 01:46:09,540 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 21 [2020-10-15 01:46:10,220 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 23 [2020-10-15 01:46:10,815 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 26 [2020-10-15 01:46:12,416 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 223 DAG size of output: 44 [2020-10-15 01:46:12,851 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 22 [2020-10-15 01:46:13,068 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-15 01:46:13,753 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-15 01:46:14,079 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 14 [2020-10-15 01:46:14,247 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:46:14,396 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-15 01:46:14,555 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:46:14,972 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 22 [2020-10-15 01:46:15,522 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 21 [2020-10-15 01:46:15,684 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:46:15,836 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-15 01:46:16,006 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:46:16,159 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-15 01:46:18,416 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 256 DAG size of output: 47 [2020-10-15 01:46:18,796 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 21 [2020-10-15 01:46:19,562 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 23 [2020-10-15 01:46:19,717 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-15 01:46:20,022 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-15 01:46:20,369 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 13 [2020-10-15 01:46:20,857 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 26 [2020-10-15 01:46:21,019 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-15 01:46:21,905 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 27 [2020-10-15 01:46:22,074 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:46:22,246 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-15 01:46:24,506 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 256 DAG size of output: 47 [2020-10-15 01:46:25,048 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 21 [2020-10-15 01:46:25,218 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:46:26,526 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 213 DAG size of output: 32 [2020-10-15 01:46:26,689 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-15 01:46:26,694 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-10-15 01:46:26,694 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-10-15 01:46:26,694 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-15 01:46:26,694 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-10-15 01:46:26,695 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:46:26,695 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-10-15 01:46:26,695 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:46:26,695 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:46:26,695 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-15 01:46:26,696 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-15 01:46:26,696 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:46:26,696 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-10-15 01:46:26,696 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-10-15 01:46:26,696 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-15 01:46:26,696 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:46:26,696 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-10-15 01:46:26,697 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:46:26,697 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-10-15 01:46:26,697 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 673 679) the Hoare annotation is: true [2020-10-15 01:46:26,697 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 673 679) no Hoare annotation was computed. [2020-10-15 01:46:26,697 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 680 688) no Hoare annotation was computed. [2020-10-15 01:46:26,697 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 680 688) the Hoare annotation is: true [2020-10-15 01:46:26,697 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 680 688) no Hoare annotation was computed. [2020-10-15 01:46:26,698 INFO L268 CegarLoopResult]: For program point L641(lines 641 648) no Hoare annotation was computed. [2020-10-15 01:46:26,698 INFO L268 CegarLoopResult]: For program point L641-1(lines 641 648) no Hoare annotation was computed. [2020-10-15 01:46:26,698 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-10-15 01:46:26,698 INFO L264 CegarLoopResult]: At program point L638(line 638) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:46:26,698 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 631 653) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:46:26,698 INFO L264 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:46:26,699 INFO L264 CegarLoopResult]: At program point L637-1(line 637) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:46:26,699 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 631 653) no Hoare annotation was computed. [2020-10-15 01:46:26,699 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 631 653) no Hoare annotation was computed. [2020-10-15 01:46:26,699 INFO L264 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:46:26,699 INFO L264 CegarLoopResult]: At program point L643-1(line 643) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:46:26,699 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 586 609) no Hoare annotation was computed. [2020-10-15 01:46:26,699 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 586 609) no Hoare annotation was computed. [2020-10-15 01:46:26,699 INFO L268 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 586 609) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point L603(line 603) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point L601(line 601) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point L600(line 600) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-15 01:46:26,700 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-10-15 01:46:26,701 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-15 01:46:26,701 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-10-15 01:46:26,701 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-15 01:46:26,701 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-15 01:46:26,701 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 882 890) no Hoare annotation was computed. [2020-10-15 01:46:26,701 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 882 890) the Hoare annotation is: true [2020-10-15 01:46:26,701 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 882 890) no Hoare annotation was computed. [2020-10-15 01:46:26,701 INFO L268 CegarLoopResult]: For program point L955(lines 955 959) no Hoare annotation was computed. [2020-10-15 01:46:26,701 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 946 964) the Hoare annotation is: true [2020-10-15 01:46:26,701 INFO L271 CegarLoopResult]: At program point L953(line 953) the Hoare annotation is: true [2020-10-15 01:46:26,702 INFO L268 CegarLoopResult]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2020-10-15 01:46:26,702 INFO L268 CegarLoopResult]: For program point L953-1(line 953) no Hoare annotation was computed. [2020-10-15 01:46:26,702 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 946 964) no Hoare annotation was computed. [2020-10-15 01:46:26,702 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 946 964) no Hoare annotation was computed. [2020-10-15 01:46:26,702 INFO L268 CegarLoopResult]: For program point L898-2(lines 898 906) no Hoare annotation was computed. [2020-10-15 01:46:26,702 INFO L268 CegarLoopResult]: For program point L921(line 921) no Hoare annotation was computed. [2020-10-15 01:46:26,702 INFO L268 CegarLoopResult]: For program point L921-1(line 921) no Hoare annotation was computed. [2020-10-15 01:46:26,702 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 891 926) no Hoare annotation was computed. [2020-10-15 01:46:26,703 INFO L268 CegarLoopResult]: For program point L910(lines 910 918) no Hoare annotation was computed. [2020-10-15 01:46:26,703 INFO L268 CegarLoopResult]: For program point L910-2(lines 910 918) no Hoare annotation was computed. [2020-10-15 01:46:26,703 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 891 926) no Hoare annotation was computed. [2020-10-15 01:46:26,703 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 891 926) no Hoare annotation was computed. [2020-10-15 01:46:26,703 INFO L268 CegarLoopResult]: For program point L898(lines 898 906) no Hoare annotation was computed. [2020-10-15 01:46:26,703 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 666 672) no Hoare annotation was computed. [2020-10-15 01:46:26,703 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 666 672) the Hoare annotation is: true [2020-10-15 01:46:26,703 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:46:26,703 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:46:26,704 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:46:26,704 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-10-15 01:46:26,704 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:46:26,704 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-10-15 01:46:26,704 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-10-15 01:46:26,704 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:46:26,704 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:46:26,704 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 618 627) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:46:26,705 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 618 627) no Hoare annotation was computed. [2020-10-15 01:46:26,705 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 618 627) no Hoare annotation was computed. [2020-10-15 01:46:26,705 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 871 881) no Hoare annotation was computed. [2020-10-15 01:46:26,705 INFO L268 CegarLoopResult]: For program point L876(line 876) no Hoare annotation was computed. [2020-10-15 01:46:26,705 INFO L268 CegarLoopResult]: For program point L876-1(line 876) no Hoare annotation was computed. [2020-10-15 01:46:26,705 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 871 881) no Hoare annotation was computed. [2020-10-15 01:46:26,705 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 871 881) no Hoare annotation was computed. [2020-10-15 01:46:26,705 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 863 870) the Hoare annotation is: (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2020-10-15 01:46:26,705 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 863 870) no Hoare annotation was computed. [2020-10-15 01:46:26,705 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 863 870) no Hoare annotation was computed. [2020-10-15 01:46:26,706 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 529 542) no Hoare annotation was computed. [2020-10-15 01:46:26,706 INFO L268 CegarLoopResult]: For program point L533(lines 533 539) no Hoare annotation was computed. [2020-10-15 01:46:26,706 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 529 542) the Hoare annotation is: true [2020-10-15 01:46:26,706 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 529 542) no Hoare annotation was computed. [2020-10-15 01:46:26,706 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 830 854) no Hoare annotation was computed. [2020-10-15 01:46:26,706 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 830 854) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:46:26,706 INFO L264 CegarLoopResult]: At program point L849(line 849) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-15 01:46:26,706 INFO L268 CegarLoopResult]: For program point L849-1(lines 830 854) no Hoare annotation was computed. [2020-10-15 01:46:26,707 INFO L264 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:46:26,707 INFO L264 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:46:26,707 INFO L268 CegarLoopResult]: For program point L838(lines 838 846) no Hoare annotation was computed. [2020-10-15 01:46:26,707 INFO L264 CegarLoopResult]: At program point L836(line 836) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:46:26,707 INFO L268 CegarLoopResult]: For program point L836-1(line 836) no Hoare annotation was computed. [2020-10-15 01:46:26,707 INFO L268 CegarLoopResult]: For program point L834(lines 834 851) no Hoare annotation was computed. [2020-10-15 01:46:26,707 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 796 802) no Hoare annotation was computed. [2020-10-15 01:46:26,708 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 796 802) the Hoare annotation is: true [2020-10-15 01:46:26,708 INFO L264 CegarLoopResult]: At program point testENTRY(lines 700 765) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:46:26,708 INFO L268 CegarLoopResult]: For program point testFINAL(lines 700 765) no Hoare annotation was computed. [2020-10-15 01:46:26,708 INFO L264 CegarLoopResult]: At program point L758(lines 709 759) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)) (and (<= 1 ~pumpRunning~0) .cse0 (<= ~waterLevel~0 2)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-15 01:46:26,708 INFO L268 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2020-10-15 01:46:26,708 INFO L264 CegarLoopResult]: At program point L748-2(lines 740 753) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-15 01:46:26,708 INFO L268 CegarLoopResult]: For program point L711(lines 710 757) no Hoare annotation was computed. [2020-10-15 01:46:26,709 INFO L264 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-15 01:46:26,709 INFO L268 CegarLoopResult]: For program point L740(lines 740 753) no Hoare annotation was computed. [2020-10-15 01:46:26,709 INFO L264 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-15 01:46:26,709 INFO L268 CegarLoopResult]: For program point L730(lines 730 736) no Hoare annotation was computed. [2020-10-15 01:46:26,709 INFO L268 CegarLoopResult]: For program point L730-1(lines 730 736) no Hoare annotation was computed. [2020-10-15 01:46:26,709 INFO L264 CegarLoopResult]: At program point L755(lines 710 757) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= ~waterLevel~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 (<= ~waterLevel~0 2)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-10-15 01:46:26,709 INFO L264 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)) (and (<= 1 ~pumpRunning~0) .cse0 (<= ~waterLevel~0 2)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point L720(lines 720 726) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point L712(lines 712 716) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point testEXIT(lines 700 765) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-10-15 01:46:26,710 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 543 551) no Hoare annotation was computed. [2020-10-15 01:46:26,711 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 543 551) the Hoare annotation is: true [2020-10-15 01:46:26,711 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 543 551) no Hoare annotation was computed. [2020-10-15 01:46:26,711 INFO L268 CegarLoopResult]: For program point L505(lines 505 513) no Hoare annotation was computed. [2020-10-15 01:46:26,711 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 497 519) no Hoare annotation was computed. [2020-10-15 01:46:26,711 INFO L268 CegarLoopResult]: For program point L505-2(lines 505 513) no Hoare annotation was computed. [2020-10-15 01:46:26,711 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 497 519) no Hoare annotation was computed. [2020-10-15 01:46:26,711 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 497 519) no Hoare annotation was computed. [2020-10-15 01:46:26,711 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-10-15 01:46:26,711 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:46:26,712 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-15 01:46:26,712 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-15 01:46:26,712 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-15 01:46:26,712 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-10-15 01:46:26,712 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:46:26,712 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-10-15 01:46:26,712 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-10-15 01:46:26,712 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-10-15 01:46:26,712 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:46:26,713 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-10-15 01:46:26,713 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-10-15 01:46:26,713 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-10-15 01:46:26,713 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-15 01:46:26,713 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-15 01:46:26,713 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 656 665) no Hoare annotation was computed. [2020-10-15 01:46:26,713 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 656 665) no Hoare annotation was computed. [2020-10-15 01:46:26,713 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 656 665) no Hoare annotation was computed. [2020-10-15 01:46:26,713 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:46:26,714 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:46:26,714 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:46:26,714 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 855 862) no Hoare annotation was computed. [2020-10-15 01:46:26,714 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 855 862) no Hoare annotation was computed. [2020-10-15 01:46:26,714 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 855 862) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:46:26,714 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 520 528) the Hoare annotation is: true [2020-10-15 01:46:26,714 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 520 528) no Hoare annotation was computed. [2020-10-15 01:46:26,714 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 520 528) no Hoare annotation was computed. [2020-10-15 01:46:26,714 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 927 945) no Hoare annotation was computed. [2020-10-15 01:46:26,714 INFO L268 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-10-15 01:46:26,715 INFO L271 CegarLoopResult]: At program point L934(line 934) the Hoare annotation is: true [2020-10-15 01:46:26,715 INFO L268 CegarLoopResult]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2020-10-15 01:46:26,715 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 927 945) the Hoare annotation is: true [2020-10-15 01:46:26,715 INFO L268 CegarLoopResult]: For program point L934-1(line 934) no Hoare annotation was computed. [2020-10-15 01:46:26,715 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 927 945) no Hoare annotation was computed. [2020-10-15 01:46:26,715 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:46:26,715 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:46:26,715 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:46:26,715 INFO L268 CegarLoopResult]: For program point L480-1(lines 476 487) no Hoare annotation was computed. [2020-10-15 01:46:26,715 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 476 487) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2))) [2020-10-15 01:46:26,715 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 476 487) no Hoare annotation was computed. [2020-10-15 01:46:26,716 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 488 496) the Hoare annotation is: true [2020-10-15 01:46:26,716 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 488 496) no Hoare annotation was computed. [2020-10-15 01:46:26,716 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 488 496) no Hoare annotation was computed. [2020-10-15 01:46:26,716 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (let ((.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (and .cse0 .cse1) .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse4 .cse3 (not (<= |old(~waterLevel~0)| 0))) (or .cse2 (and .cse0 .cse1 (<= ~waterLevel~0 0)) .cse4 .cse3 (let ((.cse5 (+ ~waterLevel~0 1))) (and (<= .cse5 |old(~waterLevel~0)|) .cse1 (<= |old(~waterLevel~0)| .cse5)))))) [2020-10-15 01:46:26,716 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 772 795) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2))) [2020-10-15 01:46:26,716 INFO L264 CegarLoopResult]: At program point L783(lines 783 789) the Hoare annotation is: (let ((.cse9 (+ ~waterLevel~0 1))) (let ((.cse4 (<= .cse9 |old(~waterLevel~0)|)) (.cse8 (= ~pumpRunning~0 0)) (.cse6 (<= |old(~waterLevel~0)| .cse9))) (let ((.cse3 (and .cse4 .cse8 .cse6)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6)) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2 (and .cse5 (<= ~waterLevel~0 0) .cse6) .cse3) (or (and .cse7 .cse5) .cse1 .cse2 (and .cse7 .cse8) (not (<= |old(~waterLevel~0)| 0))) (or .cse0 (and (<= ~waterLevel~0 1) .cse7 .cse5) (and (<= 1 ~pumpRunning~0) .cse7) .cse2 (not (= |old(~pumpRunning~0)| 0))))))) [2020-10-15 01:46:26,716 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 772 795) no Hoare annotation was computed. [2020-10-15 01:46:26,716 INFO L264 CegarLoopResult]: At program point L778(line 778) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-15 01:46:26,716 INFO L268 CegarLoopResult]: For program point L776(lines 775 794) no Hoare annotation was computed. [2020-10-15 01:46:26,716 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 772 795) no Hoare annotation was computed. [2020-10-15 01:46:26,717 INFO L268 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-15 01:46:26,717 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 555 584) no Hoare annotation was computed. [2020-10-15 01:46:26,717 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 555 584) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-15 01:46:26,717 INFO L268 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-10-15 01:46:26,717 INFO L264 CegarLoopResult]: At program point L569-1(lines 569 573) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse7 (not (= 2 ~waterLevel~0))) (.cse8 (<= ~waterLevel~0 0)) (.cse14 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse9 (<= 1 ~pumpRunning~0)) (.cse10 (= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (and .cse9 .cse10 .cse5)) (.cse11 (and .cse5 .cse6 .cse7 .cse8 .cse14)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not .cse5)) (.cse13 (not (= |old(~pumpRunning~0)| 0))) (.cse12 (and .cse9 .cse5 .cse8 .cse14))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (not (<= |old(~waterLevel~0)| 2)) (and .cse5 .cse6 .cse7 .cse8) .cse1 .cse2 (and .cse9 .cse8) (and .cse10 .cse5 .cse6 .cse7)) (or (not (= |old(~waterLevel~0)| 1)) .cse11 .cse1 .cse2 .cse12) (or .cse0 .cse2 .cse13 .cse3) (or .cse4 .cse11 (and .cse0 .cse5 .cse6 .cse7) (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse13 .cse12)))) [2020-10-15 01:46:26,717 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-10-15 01:46:26,718 INFO L264 CegarLoopResult]: At program point L565-2(lines 565 579) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse7 (not (= 2 ~waterLevel~0))) (.cse8 (<= ~waterLevel~0 0)) (.cse14 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse9 (<= 1 ~pumpRunning~0)) (.cse10 (= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (and .cse9 .cse10 .cse5)) (.cse11 (and .cse5 .cse6 .cse7 .cse8 .cse14)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not .cse5)) (.cse13 (not (= |old(~pumpRunning~0)| 0))) (.cse12 (and .cse9 .cse5 .cse8 .cse14))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (not (<= |old(~waterLevel~0)| 2)) (and .cse5 .cse6 .cse7 .cse8) .cse1 .cse2 (and .cse9 .cse8) (and .cse10 .cse5 .cse6 .cse7)) (or (not (= |old(~waterLevel~0)| 1)) .cse11 .cse1 .cse2 .cse12) (or .cse0 .cse2 .cse13 .cse3) (or .cse4 .cse11 (and .cse0 .cse5 .cse6 .cse7) (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse13 .cse12)))) [2020-10-15 01:46:26,718 INFO L264 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-15 01:46:26,718 INFO L268 CegarLoopResult]: For program point L561-1(line 561) no Hoare annotation was computed. [2020-10-15 01:46:26,718 INFO L271 CegarLoopResult]: At program point L580(lines 555 584) the Hoare annotation is: true [2020-10-15 01:46:26,718 INFO L271 CegarLoopResult]: At program point L417(line 417) the Hoare annotation is: true [2020-10-15 01:46:26,718 INFO L268 CegarLoopResult]: For program point L417-1(line 417) no Hoare annotation was computed. [2020-10-15 01:46:26,718 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 410 442) no Hoare annotation was computed. [2020-10-15 01:46:26,719 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 410 442) the Hoare annotation is: true [2020-10-15 01:46:26,719 INFO L264 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= 1 ~pumpRunning~0)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-15 01:46:26,719 INFO L268 CegarLoopResult]: For program point L429(lines 429 435) no Hoare annotation was computed. [2020-10-15 01:46:26,719 INFO L264 CegarLoopResult]: At program point L427(line 427) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 1)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-15 01:46:26,719 INFO L268 CegarLoopResult]: For program point L427-1(line 427) no Hoare annotation was computed. [2020-10-15 01:46:26,719 INFO L268 CegarLoopResult]: For program point L425(lines 425 438) no Hoare annotation was computed. [2020-10-15 01:46:26,719 INFO L268 CegarLoopResult]: For program point L425-1(lines 410 442) no Hoare annotation was computed. [2020-10-15 01:46:26,719 INFO L271 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: true [2020-10-15 01:46:26,719 INFO L268 CegarLoopResult]: For program point L423-1(line 423) no Hoare annotation was computed. [2020-10-15 01:46:26,719 INFO L268 CegarLoopResult]: For program point L419(lines 419 439) no Hoare annotation was computed. [2020-10-15 01:46:26,719 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 452 463) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-15 01:46:26,720 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 452 463) no Hoare annotation was computed. [2020-10-15 01:46:26,720 INFO L268 CegarLoopResult]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2020-10-15 01:46:26,720 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 610 616) no Hoare annotation was computed. [2020-10-15 01:46:26,720 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 610 616) the Hoare annotation is: true [2020-10-15 01:46:26,720 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:46:26,720 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-15 01:46:26,720 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:46:26,720 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:46:26,720 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 965 972) no Hoare annotation was computed. [2020-10-15 01:46:26,720 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 965 972) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= |old(~systemActive~0)| ~systemActive~0) (not (<= 1 ~pumpRunning~0)) .cse1) (or .cse0 (not (= ~pumpRunning~0 0)) .cse1 (= 1 ~systemActive~0)))) [2020-10-15 01:46:26,720 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 965 972) no Hoare annotation was computed. [2020-10-15 01:46:26,721 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 804 828) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:46:26,721 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 804 828) no Hoare annotation was computed. [2020-10-15 01:46:26,721 INFO L264 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:46:26,721 INFO L268 CegarLoopResult]: For program point L823-1(lines 804 828) no Hoare annotation was computed. [2020-10-15 01:46:26,721 INFO L264 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (<= ~waterLevel~0 1))) (and (or (not (<= ~waterLevel~0 2)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (<= processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse1 (not .cse0)))) [2020-10-15 01:46:26,721 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (let ((.cse3 (not (<= ~waterLevel~0 1))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse3) (or (not (<= ~waterLevel~0 2)) (and (= processEnvironment__wrappee__highWaterSensor_~tmp~6 1) .cse0) .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:46:26,721 INFO L268 CegarLoopResult]: For program point L812(lines 812 820) no Hoare annotation was computed. [2020-10-15 01:46:26,721 INFO L264 CegarLoopResult]: At program point L810(line 810) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-15 01:46:26,721 INFO L268 CegarLoopResult]: For program point L810-1(line 810) no Hoare annotation was computed. [2020-10-15 01:46:26,721 INFO L268 CegarLoopResult]: For program point L808(lines 808 825) no Hoare annotation was computed. [2020-10-15 01:46:26,721 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 464 475) no Hoare annotation was computed. [2020-10-15 01:46:26,722 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 464 475) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) (not (<= |old(~waterLevel~0)| 1)) .cse1) (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-15 01:46:26,722 INFO L268 CegarLoopResult]: For program point L468-1(lines 464 475) no Hoare annotation was computed. [2020-10-15 01:46:26,722 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 690 697) no Hoare annotation was computed. [2020-10-15 01:46:26,722 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 694) no Hoare annotation was computed. [2020-10-15 01:46:26,722 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 690 697) the Hoare annotation is: true [2020-10-15 01:46:26,722 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 690 697) no Hoare annotation was computed. [2020-10-15 01:46:26,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:46:26 BoogieIcfgContainer [2020-10-15 01:46:26,744 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:46:26,745 INFO L168 Benchmark]: Toolchain (without parser) took 118358.00 ms. Allocated memory was 147.8 MB in the beginning and 1.1 GB in the end (delta: 993.5 MB). Free memory was 103.4 MB in the beginning and 248.9 MB in the end (delta: -145.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-15 01:46:26,746 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-15 01:46:26,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.68 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 103.0 MB in the beginning and 173.5 MB in the end (delta: -70.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:26,747 INFO L168 Benchmark]: Boogie Preprocessor took 87.63 ms. Allocated memory is still 203.9 MB. Free memory was 173.5 MB in the beginning and 168.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:26,747 INFO L168 Benchmark]: RCFGBuilder took 1166.90 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 168.5 MB in the beginning and 191.5 MB in the end (delta: -23.0 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:26,747 INFO L168 Benchmark]: TraceAbstraction took 116422.40 ms. Allocated memory was 234.4 MB in the beginning and 1.1 GB in the end (delta: 907.0 MB). Free memory was 191.5 MB in the beginning and 248.9 MB in the end (delta: -57.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-15 01:46:26,749 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.68 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 103.0 MB in the beginning and 173.5 MB in the end (delta: -70.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.63 ms. Allocated memory is still 203.9 MB. Free memory was 173.5 MB in the beginning and 168.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1166.90 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 168.5 MB in the beginning and 191.5 MB in the end (delta: -23.0 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 116422.40 ms. Allocated memory was 234.4 MB in the beginning and 1.1 GB in the end (delta: 907.0 MB). Free memory was 191.5 MB in the beginning and 248.9 MB in the end (delta: -57.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 694]: 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: 710]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && waterLevel <= 0)) || !(\old(waterLevel) == 1)) || ((1 <= pumpRunning && 1 == systemActive) && waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || ((\old(waterLevel) == waterLevel && 1 == systemActive) && pumpRunning == 0) - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: ((((((\old(waterLevel) == waterLevel || !(1 <= \old(pumpRunning))) || !(1 == systemActive)) || !(\old(waterLevel) <= 0)) && ((((((((1 <= pumpRunning && waterLevel == 1) && 1 == systemActive) || !(\old(waterLevel) <= 2)) || (((1 == systemActive && pumpRunning == 0) && !(2 == waterLevel)) && waterLevel <= 0)) || !(1 <= \old(pumpRunning))) || !(1 == systemActive)) || (1 <= pumpRunning && waterLevel <= 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && !(2 == waterLevel)))) && ((((!(\old(waterLevel) == 1) || ((((1 == systemActive && pumpRunning == 0) && !(2 == waterLevel)) && waterLevel <= 0) && \old(waterLevel) <= waterLevel + 1)) || !(1 <= \old(pumpRunning))) || !(1 == systemActive)) || (((1 <= pumpRunning && 1 == systemActive) && waterLevel <= 0) && \old(waterLevel) <= waterLevel + 1))) && (((\old(waterLevel) == waterLevel || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 0))) && ((((((((1 <= pumpRunning && waterLevel == 1) && 1 == systemActive) || ((((1 == systemActive && pumpRunning == 0) && !(2 == waterLevel)) && waterLevel <= 0) && \old(waterLevel) <= waterLevel + 1)) || (((\old(waterLevel) == waterLevel && 1 == systemActive) && pumpRunning == 0) && !(2 == waterLevel))) || !(\old(waterLevel) <= 1)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || (((1 <= pumpRunning && 1 == systemActive) && waterLevel <= 0) && \old(waterLevel) <= waterLevel + 1)) - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((waterLevel <= 1 && 1 == systemActive) && pumpRunning == 0)) || ((1 <= pumpRunning && 1 == systemActive) && waterLevel <= 2)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 242 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 69.3s, OverallIterations: 8, TraceHistogramMax: 2, AutomataDifference: 41.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 46.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1448 SDtfs, 3646 SDslu, 3053 SDs, 0 SdLazy, 10957 SolverSat, 2570 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 428 GetRequests, 267 SyntacticMatches, 2 SemanticMatches, 159 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1240 ImplicationChecksByTransitivity, 17.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1150occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 8 MinimizatonAttempts, 741 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 2580 PreInvPairs, 3514 NumberOfFragments, 1964 HoareAnnotationTreeSize, 2580 FomulaSimplifications, 31239774 FormulaSimplificationTreeSizeReduction, 21.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 500698 FormulaSimplificationTreeSizeReductionInter, 25.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 26.2s InterpolantComputationTime, 736 NumberOfCodeBlocks, 736 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 728 ConstructedInterpolants, 0 QuantifiedInterpolants, 271231 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 29/42 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...