/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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:15:04,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:15:04,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:15:04,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:15:04,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:15:04,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:15:04,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:15:04,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:15:04,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:15:04,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:15:04,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:15:04,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:15:04,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:15:04,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:15:04,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:15:04,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:15:04,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:15:04,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:15:04,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:15:04,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:15:04,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:15:04,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:15:04,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:15:04,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:15:04,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:15:04,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:15:04,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:15:04,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:15:04,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:15:04,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:15:04,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:15:04,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:15:04,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:15:04,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:15:04,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:15:04,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:15:04,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:15:04,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:15:04,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:15:04,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:15:04,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:15:04,843 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 [2020-09-21 11:15:04,870 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:15:04,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:15:04,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:15:04,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:15:04,872 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:15:04,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:15:04,873 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:15:04,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:15:04,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:15:04,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:15:04,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:15:04,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:15:04,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:15:04,874 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:15:04,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:15:04,874 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:15:04,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:15:04,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:15:04,875 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:15:04,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:15:04,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:15:04,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:15:04,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:15:04,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:15:04,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:15:04,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:15:04,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:15:04,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:15:04,877 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:15:04,878 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:15:05,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:15:05,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:15:05,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:15:05,404 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:15:05,406 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:15:05,407 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2020-09-21 11:15:05,498 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d850fae93/fe83fdc237924266a149a4d5b4e1ea16/FLAGb4e643723 [2020-09-21 11:15:06,092 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:15:06,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2020-09-21 11:15:06,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d850fae93/fe83fdc237924266a149a4d5b4e1ea16/FLAGb4e643723 [2020-09-21 11:15:06,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d850fae93/fe83fdc237924266a149a4d5b4e1ea16 [2020-09-21 11:15:06,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:15:06,401 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:15:06,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:06,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:15:06,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:15:06,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:06" (1/1) ... [2020-09-21 11:15:06,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ccc30f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06, skipping insertion in model container [2020-09-21 11:15:06,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:06" (1/1) ... [2020-09-21 11:15:06,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:15:06,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:15:06,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:06,933 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:15:07,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:07,084 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:15:07,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07 WrapperNode [2020-09-21 11:15:07,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:07,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:15:07,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:15:07,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:15:07,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07" (1/1) ... [2020-09-21 11:15:07,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07" (1/1) ... [2020-09-21 11:15:07,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07" (1/1) ... [2020-09-21 11:15:07,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07" (1/1) ... [2020-09-21 11:15:07,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07" (1/1) ... [2020-09-21 11:15:07,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07" (1/1) ... [2020-09-21 11:15:07,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07" (1/1) ... [2020-09-21 11:15:07,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:15:07,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:15:07,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:15:07,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:15:07,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:15:07,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:15:07,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:15:07,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:07,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:07,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:07,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:07,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:15:07,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:15:07,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:15:07,295 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:15:07,295 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:15:07,295 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:15:07,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:15:07,295 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:15:07,296 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:15:07,296 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:15:07,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:07,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:07,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:07,297 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:15:07,297 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:15:07,297 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:15:07,298 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:15:07,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:15:07,298 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:15:07,298 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:15:07,298 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:15:07,299 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:15:07,299 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:15:07,299 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:15:07,299 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:15:07,299 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:15:07,300 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:15:07,300 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:15:07,300 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:15:07,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:15:07,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:15:07,300 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:15:07,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:15:07,301 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:15:07,301 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:15:07,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:15:07,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:15:07,301 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:15:07,302 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:15:07,302 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:15:07,302 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:15:07,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:07,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:15:07,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:15:07,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:15:07,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:15:07,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:07,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:15:07,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:07,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:07,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:15:07,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:15:07,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:15:07,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:15:07,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:15:07,304 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:15:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:15:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:15:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:15:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:15:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:15:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:15:07,306 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:15:07,306 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:15:07,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:07,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:07,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:07,307 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:15:07,307 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:15:07,307 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:15:07,307 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:15:07,307 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:15:07,307 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:15:07,308 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:15:07,308 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:15:07,308 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:15:07,308 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:15:07,308 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:15:07,308 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:15:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:15:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:15:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:15:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:15:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:15:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:15:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:15:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:15:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:15:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:15:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:15:08,531 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:15:08,531 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:15:08,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:08 BoogieIcfgContainer [2020-09-21 11:15:08,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:15:08,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:15:08,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:15:08,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:15:08,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:15:06" (1/3) ... [2020-09-21 11:15:08,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b073ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:08, skipping insertion in model container [2020-09-21 11:15:08,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:07" (2/3) ... [2020-09-21 11:15:08,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b073ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:08, skipping insertion in model container [2020-09-21 11:15:08,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:08" (3/3) ... [2020-09-21 11:15:08,552 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product20.cil.c [2020-09-21 11:15:08,563 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:15:08,574 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:15:08,594 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:15:08,622 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:15:08,622 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:15:08,622 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:15:08,622 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:15:08,623 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:15:08,623 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:15:08,623 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:15:08,623 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:15:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-09-21 11:15:08,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 11:15:08,660 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:08,661 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-21 11:15:08,661 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:08,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:08,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1637188634, now seen corresponding path program 1 times [2020-09-21 11:15:08,679 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:08,680 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1048419086] [2020-09-21 11:15:08,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,023 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,024 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,024 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,024 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 11:15:09,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:15:09,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:15:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,448 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:09,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,461 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,461 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,462 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,462 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:09,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,522 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,522 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,523 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,524 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:09,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:09,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:09,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,532 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,532 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,533 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,533 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:09,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:09,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,540 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,541 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,541 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,541 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:09,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:09,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,550 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,550 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,550 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,551 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:09,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:09,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:09,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,565 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,565 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,565 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,567 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:15:09,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:09,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:15:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,577 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,577 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,577 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,578 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:09,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:15:09,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:09,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,587 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,588 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,588 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,588 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:09,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:15:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,603 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,604 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,604 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,604 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:09,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:09,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:15:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,643 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,644 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,644 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,644 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:09,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:09,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:09,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1048419086] [2020-09-21 11:15:09,672 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:09,673 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:15:09,674 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181027246] [2020-09-21 11:15:09,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:15:09,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:09,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:15:09,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:15:09,701 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 4 states. [2020-09-21 11:15:10,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:10,680 INFO L93 Difference]: Finished difference Result 278 states and 361 transitions. [2020-09-21 11:15:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:15:10,682 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 11:15:10,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:10,699 INFO L225 Difference]: With dead ends: 278 [2020-09-21 11:15:10,700 INFO L226 Difference]: Without dead ends: 155 [2020-09-21 11:15:10,705 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:15:10,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-09-21 11:15:10,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 124. [2020-09-21 11:15:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-09-21 11:15:10,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2020-09-21 11:15:10,801 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2020-09-21 11:15:10,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:10,801 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2020-09-21 11:15:10,802 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:15:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2020-09-21 11:15:10,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 11:15:10,805 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:10,806 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-21 11:15:10,806 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:15:10,806 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:10,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:10,807 INFO L82 PathProgramCache]: Analyzing trace with hash -2107272598, now seen corresponding path program 1 times [2020-09-21 11:15:10,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:10,807 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [558425085] [2020-09-21 11:15:10,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:10,870 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:10,870 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:10,870 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:10,870 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:10,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-09-21 11:15:10,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:10,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:15:10,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:10,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:10,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:15:10,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:15:10,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,211 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:11,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,223 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,223 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,223 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,224 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,272 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,272 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,272 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,273 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:11,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,276 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,277 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,277 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,277 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:11,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,284 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,285 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,285 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,285 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,293 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,293 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,293 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,293 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:11,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,313 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,314 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,314 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,314 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:11,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 11:15:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,327 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,327 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,328 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,328 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:11,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:11,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:15:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:11,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,336 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,337 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,337 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,337 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 11:15:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,344 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,344 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,344 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,345 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:11,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:11,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:11,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:15:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,351 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,352 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,352 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:11,371 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [558425085] [2020-09-21 11:15:11,371 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:11,371 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:15:11,372 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743086230] [2020-09-21 11:15:11,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:15:11,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:11,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:15:11,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:15:11,376 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 5 states. [2020-09-21 11:15:11,900 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:15:12,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:12,736 INFO L93 Difference]: Finished difference Result 213 states and 261 transitions. [2020-09-21 11:15:12,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:15:12,738 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 11:15:12,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:12,741 INFO L225 Difference]: With dead ends: 213 [2020-09-21 11:15:12,743 INFO L226 Difference]: Without dead ends: 145 [2020-09-21 11:15:12,745 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:15:12,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-09-21 11:15:12,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 115. [2020-09-21 11:15:12,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-09-21 11:15:12,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2020-09-21 11:15:12,794 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 60 [2020-09-21 11:15:12,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:12,795 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2020-09-21 11:15:12,795 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:15:12,795 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2020-09-21 11:15:12,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 11:15:12,806 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:12,806 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-21 11:15:12,806 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:15:12,807 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:12,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:12,807 INFO L82 PathProgramCache]: Analyzing trace with hash 1686422398, now seen corresponding path program 1 times [2020-09-21 11:15:12,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:12,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2078973708] [2020-09-21 11:15:12,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,209 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:15:13,209 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,210 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,210 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-09-21 11:15:13,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 331 [2020-09-21 11:15:13,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:15:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-09-21 11:15:13,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,550 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:13,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,622 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,622 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,623 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,623 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:13,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-21 11:15:13,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:13,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:13,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:13,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,664 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,664 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,664 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,665 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:13,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:13,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:13,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:13,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:13,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,669 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,670 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,670 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,670 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:13,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:13,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:13,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:13,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:13,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,675 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,675 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,675 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,676 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:13,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:13,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:13,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:13,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:13,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,681 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,681 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,681 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,681 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:13,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:13,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:13,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:13,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:13,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,698 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,698 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,698 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,698 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:13,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:13,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:13,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:13,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:13,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:15:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,704 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,704 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,705 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,705 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:13,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:13,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:13,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,710 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,710 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,710 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,710 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:13,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:15:13,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:13,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:13,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:13,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:15:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,715 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,715 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,715 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,715 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:13,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:13,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:13,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:13,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:13,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 11:15:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,720 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,720 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,720 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,720 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:13,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:15:13,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:13,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:13,731 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:13,731 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2078973708] [2020-09-21 11:15:13,731 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:13,732 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:15:13,732 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857674696] [2020-09-21 11:15:13,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:15:13,733 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:13,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:15:13,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:15:13,733 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand 5 states. [2020-09-21 11:15:14,081 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:15,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:15,504 INFO L93 Difference]: Finished difference Result 325 states and 401 transitions. [2020-09-21 11:15:15,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:15:15,505 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-09-21 11:15:15,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:15,509 INFO L225 Difference]: With dead ends: 325 [2020-09-21 11:15:15,512 INFO L226 Difference]: Without dead ends: 238 [2020-09-21 11:15:15,513 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:15:15,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-09-21 11:15:15,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 192. [2020-09-21 11:15:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-09-21 11:15:15,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 229 transitions. [2020-09-21 11:15:15,592 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 229 transitions. Word has length 65 [2020-09-21 11:15:15,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:15,594 INFO L479 AbstractCegarLoop]: Abstraction has 192 states and 229 transitions. [2020-09-21 11:15:15,594 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:15:15,594 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 229 transitions. [2020-09-21 11:15:15,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-09-21 11:15:15,599 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:15,599 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-21 11:15:15,599 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:15:15,600 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:15,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:15,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1166460521, now seen corresponding path program 1 times [2020-09-21 11:15:15,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:15,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1273163649] [2020-09-21 11:15:15,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,180 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,180 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,181 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,181 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-09-21 11:15:16,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 510 [2020-09-21 11:15:16,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:15:16,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:16,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-09-21 11:15:16,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:16,574 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:16,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,663 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,663 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,663 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,664 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:16,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-09-21 11:15:16,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:16,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:16,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:16,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,711 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,712 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,712 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,712 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:16,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:16,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:16,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:16,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:16,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,720 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,720 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,720 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,721 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:16,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:16,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:16,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:16,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:16,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,728 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,728 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,728 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,729 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:16,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:16,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:16,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:16,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:16,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,737 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,737 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,737 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,738 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:16,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:15:16,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:16,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:16,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:16,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,760 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,760 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,761 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,761 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:16,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:16,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:16,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:16,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:16,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:15:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,786 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,786 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,787 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,787 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:15:16,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:16,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:16,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:16,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:16,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:15:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,795 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,795 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,796 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,796 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:16,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:16,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:16,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:16,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,802 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,802 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,802 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,802 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:16,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:16,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:16,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:16,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:16,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:15:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,808 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,809 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,809 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,809 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:16,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:16,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:16,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:16,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:16,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-09-21 11:15:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:16,817 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:16,817 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:16,817 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:16,817 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:16,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:16,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:16,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:15:16,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:16,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:15:16,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:16,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:16,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:16,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 11:15:16,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1273163649] [2020-09-21 11:15:16,856 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:16,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:15:16,857 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140912330] [2020-09-21 11:15:16,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:15:16,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:16,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:15:16,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:15:16,859 INFO L87 Difference]: Start difference. First operand 192 states and 229 transitions. Second operand 9 states. [2020-09-21 11:15:17,486 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:18,253 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:19,027 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:19,314 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:19,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:19,448 INFO L93 Difference]: Finished difference Result 352 states and 460 transitions. [2020-09-21 11:15:19,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-21 11:15:19,449 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-09-21 11:15:19,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:19,450 INFO L225 Difference]: With dead ends: 352 [2020-09-21 11:15:19,450 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:15:19,453 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-09-21 11:15:19,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:15:19,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:15:19,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:15:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:15:19,454 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-09-21 11:15:19,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:19,455 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:15:19,455 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:15:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:15:19,455 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:15:19,455 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:15:19,457 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:15:19,734 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:19,910 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:20,085 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:20,414 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 6 [2020-09-21 11:15:20,587 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:20,758 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:20,929 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:21,102 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:21,268 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:21,434 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:21,775 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:15:22,115 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:15:22,449 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:15:22,779 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:15:22,923 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:23,083 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:23,237 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:23,388 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:23,536 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:23,691 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:23,849 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:24,005 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:24,158 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:24,314 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:24,482 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:24,636 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:24,785 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:24,934 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:25,086 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:25,241 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:25,396 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:25,549 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:25,697 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:25,849 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,001 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,154 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,260 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 6 [2020-09-21 11:15:26,415 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,569 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,722 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:26,876 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:27,031 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:27,179 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:27,336 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:27,489 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:27,757 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:27,908 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:28,064 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:28,171 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 6 [2020-09-21 11:15:28,332 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:28,481 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:28,634 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:28,737 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 6 [2020-09-21 11:15:28,889 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:29,043 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:29,191 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:29,347 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:29,608 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 6 [2020-09-21 11:15:29,768 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:29,916 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:30,068 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:30,221 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:30,374 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:30,534 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:30,985 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 7 [2020-09-21 11:15:31,199 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:31,401 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:31,629 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:31,845 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:32,033 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 11:15:32,289 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:32,530 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:32,954 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 11:15:33,146 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:33,375 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:33,754 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 8 [2020-09-21 11:15:34,189 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 8 [2020-09-21 11:15:34,563 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 8 [2020-09-21 11:15:34,758 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:34,955 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:35,164 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:35,380 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:35,593 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:35,789 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:36,032 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:36,403 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 7 [2020-09-21 11:15:36,813 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-09-21 11:15:37,034 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:37,047 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-09-21 11:15:37,048 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-09-21 11:15:37,048 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-09-21 11:15:37,048 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-09-21 11:15:37,048 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-09-21 11:15:37,048 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-09-21 11:15:37,048 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-09-21 11:15:37,048 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-09-21 11:15:37,049 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-09-21 11:15:37,049 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-09-21 11:15:37,049 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-09-21 11:15:37,049 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-09-21 11:15:37,049 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-09-21 11:15:37,049 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-09-21 11:15:37,049 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-09-21 11:15:37,049 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-09-21 11:15:37,050 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-09-21 11:15:37,050 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-09-21 11:15:37,050 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 574 580) the Hoare annotation is: true [2020-09-21 11:15:37,050 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 574 580) no Hoare annotation was computed. [2020-09-21 11:15:37,050 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 581 589) no Hoare annotation was computed. [2020-09-21 11:15:37,050 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 581 589) the Hoare annotation is: true [2020-09-21 11:15:37,051 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 581 589) no Hoare annotation was computed. [2020-09-21 11:15:37,051 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 505 512) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 11:15:37,051 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 505 512) no Hoare annotation was computed. [2020-09-21 11:15:37,051 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 505 512) no Hoare annotation was computed. [2020-09-21 11:15:37,051 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 513 522) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 11:15:37,051 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 513 522) no Hoare annotation was computed. [2020-09-21 11:15:37,052 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 513 522) no Hoare annotation was computed. [2020-09-21 11:15:37,052 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-09-21 11:15:37,052 INFO L264 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:15:37,052 INFO L268 CegarLoopResult]: For program point L536(lines 536 542) no Hoare annotation was computed. [2020-09-21 11:15:37,052 INFO L268 CegarLoopResult]: For program point L535(lines 535 545) no Hoare annotation was computed. [2020-09-21 11:15:37,052 INFO L271 CegarLoopResult]: At program point L533(line 533) the Hoare annotation is: true [2020-09-21 11:15:37,052 INFO L268 CegarLoopResult]: For program point L533-1(line 533) no Hoare annotation was computed. [2020-09-21 11:15:37,053 INFO L268 CegarLoopResult]: For program point L531(lines 531 548) no Hoare annotation was computed. [2020-09-21 11:15:37,053 INFO L268 CegarLoopResult]: For program point L531-1(lines 523 551) no Hoare annotation was computed. [2020-09-21 11:15:37,053 INFO L271 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: true [2020-09-21 11:15:37,053 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 523 551) the Hoare annotation is: true [2020-09-21 11:15:37,054 INFO L268 CegarLoopResult]: For program point L529-1(line 529) no Hoare annotation was computed. [2020-09-21 11:15:37,054 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 523 551) no Hoare annotation was computed. [2020-09-21 11:15:37,055 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 676 698) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,055 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 676 698) no Hoare annotation was computed. [2020-09-21 11:15:37,055 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,055 INFO L264 CegarLoopResult]: At program point L688-1(line 688) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,055 INFO L268 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-09-21 11:15:37,055 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 693) no Hoare annotation was computed. [2020-09-21 11:15:37,055 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 676 698) no Hoare annotation was computed. [2020-09-21 11:15:37,056 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-09-21 11:15:37,058 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,058 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,058 INFO L264 CegarLoopResult]: At program point L682-1(line 682) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,058 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-09-21 11:15:37,058 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-09-21 11:15:37,059 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 633 656) no Hoare annotation was computed. [2020-09-21 11:15:37,060 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-09-21 11:15:37,060 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-09-21 11:15:37,060 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 633 656) no Hoare annotation was computed. [2020-09-21 11:15:37,060 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 633 656) no Hoare annotation was computed. [2020-09-21 11:15:37,060 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point L646(line 646) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-09-21 11:15:37,061 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 927 941) no Hoare annotation was computed. [2020-09-21 11:15:37,062 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 927 941) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:15:37,062 INFO L264 CegarLoopResult]: At program point L933(line 933) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:37,062 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 927 941) no Hoare annotation was computed. [2020-09-21 11:15:37,062 INFO L268 CegarLoopResult]: For program point L931(lines 931 937) no Hoare annotation was computed. [2020-09-21 11:15:37,062 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 863 871) no Hoare annotation was computed. [2020-09-21 11:15:37,062 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 863 871) the Hoare annotation is: true [2020-09-21 11:15:37,062 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 863 871) no Hoare annotation was computed. [2020-09-21 11:15:37,063 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 908 926) the Hoare annotation is: true [2020-09-21 11:15:37,063 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 908 926) no Hoare annotation was computed. [2020-09-21 11:15:37,063 INFO L268 CegarLoopResult]: For program point L917(lines 917 921) no Hoare annotation was computed. [2020-09-21 11:15:37,063 INFO L271 CegarLoopResult]: At program point L915(line 915) the Hoare annotation is: true [2020-09-21 11:15:37,063 INFO L268 CegarLoopResult]: For program point L917-2(lines 917 921) no Hoare annotation was computed. [2020-09-21 11:15:37,063 INFO L268 CegarLoopResult]: For program point L915-1(line 915) no Hoare annotation was computed. [2020-09-21 11:15:37,063 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 908 926) no Hoare annotation was computed. [2020-09-21 11:15:37,063 INFO L268 CegarLoopResult]: For program point L891(lines 891 899) no Hoare annotation was computed. [2020-09-21 11:15:37,064 INFO L268 CegarLoopResult]: For program point L891-2(lines 891 899) no Hoare annotation was computed. [2020-09-21 11:15:37,064 INFO L268 CegarLoopResult]: For program point L879(lines 879 887) no Hoare annotation was computed. [2020-09-21 11:15:37,064 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 872 907) no Hoare annotation was computed. [2020-09-21 11:15:37,064 INFO L268 CegarLoopResult]: For program point L879-2(lines 879 887) no Hoare annotation was computed. [2020-09-21 11:15:37,064 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 872 907) no Hoare annotation was computed. [2020-09-21 11:15:37,064 INFO L268 CegarLoopResult]: For program point L902(line 902) no Hoare annotation was computed. [2020-09-21 11:15:37,064 INFO L268 CegarLoopResult]: For program point L902-1(line 902) no Hoare annotation was computed. [2020-09-21 11:15:37,064 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 872 907) no Hoare annotation was computed. [2020-09-21 11:15:37,065 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 567 573) no Hoare annotation was computed. [2020-09-21 11:15:37,066 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 567 573) the Hoare annotation is: true [2020-09-21 11:15:37,066 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-09-21 11:15:37,066 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-09-21 11:15:37,066 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-09-21 11:15:37,066 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-09-21 11:15:37,066 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-09-21 11:15:37,066 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-09-21 11:15:37,066 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-09-21 11:15:37,067 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-09-21 11:15:37,067 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-09-21 11:15:37,067 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 665 675) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,067 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,067 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 665 675) no Hoare annotation was computed. [2020-09-21 11:15:37,067 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 665 675) no Hoare annotation was computed. [2020-09-21 11:15:37,067 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 852 862) no Hoare annotation was computed. [2020-09-21 11:15:37,067 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 852 862) no Hoare annotation was computed. [2020-09-21 11:15:37,068 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-09-21 11:15:37,068 INFO L268 CegarLoopResult]: For program point L857-1(line 857) no Hoare annotation was computed. [2020-09-21 11:15:37,068 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 852 862) no Hoare annotation was computed. [2020-09-21 11:15:37,068 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 844 851) the Hoare annotation is: true [2020-09-21 11:15:37,068 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 844 851) no Hoare annotation was computed. [2020-09-21 11:15:37,068 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 844 851) no Hoare annotation was computed. [2020-09-21 11:15:37,068 INFO L264 CegarLoopResult]: At program point L830(line 830) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,068 INFO L268 CegarLoopResult]: For program point L830-1(lines 811 835) no Hoare annotation was computed. [2020-09-21 11:15:37,068 INFO L264 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:37,069 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 811 835) no Hoare annotation was computed. [2020-09-21 11:15:37,069 INFO L264 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:37,069 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 811 835) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,069 INFO L268 CegarLoopResult]: For program point L819(lines 819 827) no Hoare annotation was computed. [2020-09-21 11:15:37,069 INFO L264 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:37,069 INFO L268 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-09-21 11:15:37,069 INFO L268 CegarLoopResult]: For program point L815(lines 815 832) no Hoare annotation was computed. [2020-09-21 11:15:37,069 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 803 809) no Hoare annotation was computed. [2020-09-21 11:15:37,069 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 803 809) the Hoare annotation is: true [2020-09-21 11:15:37,070 INFO L264 CegarLoopResult]: At program point testENTRY(lines 702 769) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,070 INFO L264 CegarLoopResult]: At program point L762(lines 711 763) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,070 INFO L268 CegarLoopResult]: For program point testFINAL(lines 702 769) no Hoare annotation was computed. [2020-09-21 11:15:37,070 INFO L264 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:37,070 INFO L268 CegarLoopResult]: For program point L750(lines 750 756) no Hoare annotation was computed. [2020-09-21 11:15:37,070 INFO L264 CegarLoopResult]: At program point L750-1(lines 742 757) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:37,071 INFO L268 CegarLoopResult]: For program point L713(lines 712 761) no Hoare annotation was computed. [2020-09-21 11:15:37,071 INFO L264 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:37,071 INFO L268 CegarLoopResult]: For program point L742(lines 742 757) no Hoare annotation was computed. [2020-09-21 11:15:37,071 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:37,071 INFO L268 CegarLoopResult]: For program point L732(lines 732 738) no Hoare annotation was computed. [2020-09-21 11:15:37,071 INFO L268 CegarLoopResult]: For program point L732-1(lines 732 738) no Hoare annotation was computed. [2020-09-21 11:15:37,071 INFO L264 CegarLoopResult]: At program point L759(lines 712 761) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:37,072 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:37,072 INFO L268 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-09-21 11:15:37,072 INFO L268 CegarLoopResult]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2020-09-21 11:15:37,072 INFO L268 CegarLoopResult]: For program point L714(lines 714 718) no Hoare annotation was computed. [2020-09-21 11:15:37,072 INFO L268 CegarLoopResult]: For program point testEXIT(lines 702 769) no Hoare annotation was computed. [2020-09-21 11:15:37,072 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-09-21 11:15:37,072 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-09-21 11:15:37,072 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 492 500) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 492 500) the Hoare annotation is: true [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 492 500) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 460 482) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 460 482) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 460 482) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point L468(lines 468 476) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 476) no Hoare annotation was computed. [2020-09-21 11:15:37,073 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-09-21 11:15:37,074 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-09-21 11:15:37,075 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-09-21 11:15:37,075 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-09-21 11:15:37,075 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-09-21 11:15:37,075 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-09-21 11:15:37,075 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 557 566) no Hoare annotation was computed. [2020-09-21 11:15:37,075 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 557 566) no Hoare annotation was computed. [2020-09-21 11:15:37,075 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 557 566) no Hoare annotation was computed. [2020-09-21 11:15:37,075 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:37,076 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.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~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#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~string40.offset| |old(#t~string40.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.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~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:15:37,076 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:37,076 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 836 843) no Hoare annotation was computed. [2020-09-21 11:15:37,076 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 836 843) no Hoare annotation was computed. [2020-09-21 11:15:37,076 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 836 843) no Hoare annotation was computed. [2020-09-21 11:15:37,076 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 483 491) the Hoare annotation is: true [2020-09-21 11:15:37,076 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 483 491) no Hoare annotation was computed. [2020-09-21 11:15:37,076 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2020-09-21 11:15:37,076 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:37,076 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:15:37,076 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:37,077 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:15:37,077 INFO L268 CegarLoopResult]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2020-09-21 11:15:37,077 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2020-09-21 11:15:37,077 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 451 459) no Hoare annotation was computed. [2020-09-21 11:15:37,077 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 451 459) no Hoare annotation was computed. [2020-09-21 11:15:37,077 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2020-09-21 11:15:37,077 INFO L264 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:37,077 INFO L264 CegarLoopResult]: At program point L790(lines 790 796) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:37,077 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:37,077 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 776 802) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:37,078 INFO L268 CegarLoopResult]: For program point L783(lines 779 801) no Hoare annotation was computed. [2020-09-21 11:15:37,078 INFO L268 CegarLoopResult]: For program point L781(lines 779 801) no Hoare annotation was computed. [2020-09-21 11:15:37,078 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 776 802) no Hoare annotation was computed. [2020-09-21 11:15:37,078 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 776 802) no Hoare annotation was computed. [2020-09-21 11:15:37,078 INFO L271 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: true [2020-09-21 11:15:37,078 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 602 631) no Hoare annotation was computed. [2020-09-21 11:15:37,078 INFO L268 CegarLoopResult]: For program point L608-1(line 608) no Hoare annotation was computed. [2020-09-21 11:15:37,078 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 602 631) the Hoare annotation is: true [2020-09-21 11:15:37,079 INFO L271 CegarLoopResult]: At program point L627(lines 602 631) the Hoare annotation is: true [2020-09-21 11:15:37,079 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-09-21 11:15:37,079 INFO L268 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-09-21 11:15:37,079 INFO L271 CegarLoopResult]: At program point L616-1(lines 616 620) the Hoare annotation is: true [2020-09-21 11:15:37,079 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-09-21 11:15:37,079 INFO L271 CegarLoopResult]: At program point L612-2(lines 612 626) the Hoare annotation is: true [2020-09-21 11:15:37,079 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: true [2020-09-21 11:15:37,079 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2020-09-21 11:15:37,079 INFO L268 CegarLoopResult]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2020-09-21 11:15:37,080 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 657 663) no Hoare annotation was computed. [2020-09-21 11:15:37,080 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 657 663) the Hoare annotation is: true [2020-09-21 11:15:37,080 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:37,080 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 11:15:37,080 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:15:37,080 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:37,080 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 942 949) no Hoare annotation was computed. [2020-09-21 11:15:37,080 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 942 949) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:15:37,080 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 942 949) no Hoare annotation was computed. [2020-09-21 11:15:37,080 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2020-09-21 11:15:37,080 INFO L268 CegarLoopResult]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2020-09-21 11:15:37,080 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:15:37,081 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2020-09-21 11:15:37,081 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-09-21 11:15:37,081 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2020-09-21 11:15:37,081 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2020-09-21 11:15:37,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:15:37 BoogieIcfgContainer [2020-09-21 11:15:37,101 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:15:37,103 INFO L168 Benchmark]: Toolchain (without parser) took 30706.56 ms. Allocated memory was 139.5 MB in the beginning and 543.7 MB in the end (delta: 404.2 MB). Free memory was 101.7 MB in the beginning and 196.6 MB in the end (delta: -94.9 MB). Peak memory consumption was 420.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:37,104 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 139.5 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 11:15:37,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.34 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 101.0 MB in the beginning and 169.2 MB in the end (delta: -68.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:37,106 INFO L168 Benchmark]: Boogie Preprocessor took 101.03 ms. Allocated memory is still 202.4 MB. Free memory was 169.2 MB in the beginning and 164.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:37,107 INFO L168 Benchmark]: RCFGBuilder took 1353.21 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 164.6 MB in the beginning and 193.7 MB in the end (delta: -29.1 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:37,107 INFO L168 Benchmark]: TraceAbstraction took 28558.49 ms. Allocated memory was 235.9 MB in the beginning and 543.7 MB in the end (delta: 307.8 MB). Free memory was 193.7 MB in the beginning and 196.6 MB in the end (delta: -2.9 MB). Peak memory consumption was 416.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:37,111 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 139.5 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 683.34 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 101.0 MB in the beginning and 169.2 MB in the end (delta: -68.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.03 ms. Allocated memory is still 202.4 MB. Free memory was 169.2 MB in the beginning and 164.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1353.21 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 164.6 MB in the beginning and 193.7 MB in the end (delta: -29.1 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28558.49 ms. Allocated memory was 235.9 MB in the beginning and 543.7 MB in the end (delta: 307.8 MB). Free memory was 193.7 MB in the beginning and 196.6 MB in the end (delta: -2.9 MB). Peak memory consumption was 416.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.8s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 435 SDtfs, 508 SDslu, 282 SDs, 0 SdLazy, 1008 SolverSat, 346 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=192occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 107 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 272 PreInvPairs, 316 NumberOfFragments, 664 HoareAnnotationTreeSize, 272 FomulaSimplifications, 22371 FormulaSimplificationTreeSizeReduction, 11.0s HoareSimplificationTime, 57 FomulaSimplificationsInter, 7824 FormulaSimplificationTreeSizeReductionInter, 6.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 72966 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...