/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_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:15:03,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:15:03,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:15:03,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:15:03,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:15:03,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:15:03,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:15:03,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:15:03,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:15:03,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:15:03,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:15:03,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:15:03,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:15:03,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:15:03,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:15:03,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:15:03,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:15:03,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:15:03,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:15:03,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:15:03,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:15:03,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:15:03,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:15:03,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:15:03,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:15:03,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:15:03,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:15:03,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:15:03,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:15:03,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:15:03,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:15:03,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:15:03,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:15:03,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:15:03,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:15:03,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:15:03,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:15:03,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:15:03,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:15:03,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:15:03,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:15:03,985 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 11:15:04,011 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:15:04,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:15:04,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:15:04,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:15:04,013 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:15:04,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:15:04,014 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:15:04,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:15:04,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:15:04,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:15:04,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:15:04,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:15:04,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:15:04,015 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:15:04,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:15:04,016 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:15:04,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:15:04,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:15:04,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:15:04,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:15:04,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:15:04,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:15:04,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:15:04,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:15:04,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:15:04,018 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:15:04,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:15:04,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:15:04,019 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:15:04,019 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 11:15:04,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:15:04,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:15:04,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:15:04,550 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:15:04,550 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:15:04,552 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2020-09-21 11:15:04,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be26e6223/274c657f3ddc4525a9a9d5da8ca1552b/FLAGaec217700 [2020-09-21 11:15:05,266 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:15:05,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2020-09-21 11:15:05,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be26e6223/274c657f3ddc4525a9a9d5da8ca1552b/FLAGaec217700 [2020-09-21 11:15:05,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be26e6223/274c657f3ddc4525a9a9d5da8ca1552b [2020-09-21 11:15:05,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:15:05,577 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:15:05,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:05,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:15:05,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:15:05,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:05" (1/1) ... [2020-09-21 11:15:05,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51800d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:05, skipping insertion in model container [2020-09-21 11:15:05,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:05" (1/1) ... [2020-09-21 11:15:05,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:15:05,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:15:06,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:06,076 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:15:06,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:06,376 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:15:06,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06 WrapperNode [2020-09-21 11:15:06,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:06,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:15:06,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:15:06,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:15:06,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06" (1/1) ... [2020-09-21 11:15:06,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06" (1/1) ... [2020-09-21 11:15:06,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06" (1/1) ... [2020-09-21 11:15:06,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06" (1/1) ... [2020-09-21 11:15:06,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06" (1/1) ... [2020-09-21 11:15:06,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06" (1/1) ... [2020-09-21 11:15:06,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06" (1/1) ... [2020-09-21 11:15:06,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:15:06,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:15:06,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:15:06,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:15:06,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06" (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 11:15:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:15:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:15:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:15:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:15:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:15:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:15:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:15:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:15:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:15:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:15:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:15:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:15:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:15:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:15:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:15:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:15:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:15:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:15:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:15:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:15:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:15:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:15:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:15:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:15:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:15:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:15:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:15:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:15:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:15:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:15:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:15:06,582 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:15:06,582 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:15:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:15:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:15:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:15:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:15:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:15:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:15:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:15:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:15:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:15:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:15:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:15:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:15:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:15:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:15:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:15:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:15:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:15:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:15:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:15:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:15:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:15:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:15:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:15:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:15:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:15:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:15:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:15:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:15:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:15:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:15:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:15:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:15:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:15:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:15:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:15:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:15:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:15:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:15:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:15:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:15:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:15:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:15:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:15:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:15:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:15:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:15:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:15:07,746 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:15:07,746 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:15:07,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:07 BoogieIcfgContainer [2020-09-21 11:15:07,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:15:07,759 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:15:07,759 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:15:07,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:15:07,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:15:05" (1/3) ... [2020-09-21 11:15:07,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3006bb65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:07, skipping insertion in model container [2020-09-21 11:15:07,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:06" (2/3) ... [2020-09-21 11:15:07,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3006bb65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:07, skipping insertion in model container [2020-09-21 11:15:07,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:07" (3/3) ... [2020-09-21 11:15:07,769 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product19.cil.c [2020-09-21 11:15:07,781 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:15:07,792 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:15:07,813 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:15:07,841 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:15:07,841 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:15:07,841 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:15:07,842 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:15:07,842 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:15:07,842 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:15:07,842 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:15:07,842 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:15:07,867 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-09-21 11:15:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 11:15:07,879 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:07,881 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 11:15:07,881 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:07,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:07,890 INFO L82 PathProgramCache]: Analyzing trace with hash -578031485, now seen corresponding path program 1 times [2020-09-21 11:15:07,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:07,902 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1439826829] [2020-09-21 11:15:07,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,214 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,218 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,218 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,219 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 11:15:08,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-21 11:15:08,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:15:08,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 11:15:08,717 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:08,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:08,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,731 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,732 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,732 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,733 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:08,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:08,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,801 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,802 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,802 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,802 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:08,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:08,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,809 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,809 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,809 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,810 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:08,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:08,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,816 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,816 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,817 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,817 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:08,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:08,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,823 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,824 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,824 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,825 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:08,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:08,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,841 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,841 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,842 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,842 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:08,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:08,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:15:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,850 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,851 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,851 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,851 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:08,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:15:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,859 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,859 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,859 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,860 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:08,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:08,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:15:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,868 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,868 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,868 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,869 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:08,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:08,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:15:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,876 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,876 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,876 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,877 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:08,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:08,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:08,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:08,918 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 11:15:08,919 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1439826829] [2020-09-21 11:15:08,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:08,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:15:08,922 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724111908] [2020-09-21 11:15:08,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:15:08,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:08,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:15:08,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:15:08,951 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 4 states. [2020-09-21 11:15:09,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:10,000 INFO L93 Difference]: Finished difference Result 268 states and 349 transitions. [2020-09-21 11:15:10,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:15:10,002 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 11:15:10,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:10,021 INFO L225 Difference]: With dead ends: 268 [2020-09-21 11:15:10,021 INFO L226 Difference]: Without dead ends: 149 [2020-09-21 11:15:10,027 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:15:10,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-09-21 11:15:10,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 120. [2020-09-21 11:15:10,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-09-21 11:15:10,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-09-21 11:15:10,129 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2020-09-21 11:15:10,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:10,129 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-09-21 11:15:10,129 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:15:10,130 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-09-21 11:15:10,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:15:10,134 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:10,135 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] [2020-09-21 11:15:10,135 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:15:10,135 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:10,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:10,136 INFO L82 PathProgramCache]: Analyzing trace with hash 1225445288, now seen corresponding path program 1 times [2020-09-21 11:15:10,136 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:10,136 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [593163157] [2020-09-21 11:15:10,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:10,614 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:15:10,614 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:10,615 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:10,615 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:10,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:15:10,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:10,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 410 [2020-09-21 11:15:10,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:10,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:15:10,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:10,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-09-21 11:15:10,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:10,989 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:10,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,100 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,101 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,101 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,101 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-09-21 11:15:11,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:11,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:11,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,167 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,167 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,168 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,168 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:11,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:15:11,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:11,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:11,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,173 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,174 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,174 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,174 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:11,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:11,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:11,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,184 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,185 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,185 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:11,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:11,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,193 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,194 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,194 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,194 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:11,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:11,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:11,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:11,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-21 11:15:11,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,214 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,214 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,214 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,215 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:11,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:11,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:11,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:15:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,224 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,225 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,225 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,225 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:11,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:11,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:11,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,234 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,234 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,234 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,234 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:11,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:15:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,242 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,242 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,243 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,243 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:11,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:11,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:15:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:11,251 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:11,252 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:11,252 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:11,254 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:11,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:11,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:11,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:11,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:11,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:11,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:11,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:11,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:11,268 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 11:15:11,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [593163157] [2020-09-21 11:15:11,269 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:11,270 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:15:11,270 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119029012] [2020-09-21 11:15:11,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:15:11,274 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:11,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:15:11,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:15:11,275 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 5 states. [2020-09-21 11:15:11,640 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:13,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:13,212 INFO L93 Difference]: Finished difference Result 339 states and 425 transitions. [2020-09-21 11:15:13,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:15:13,213 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-09-21 11:15:13,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:13,219 INFO L225 Difference]: With dead ends: 339 [2020-09-21 11:15:13,219 INFO L226 Difference]: Without dead ends: 247 [2020-09-21 11:15:13,221 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 11:15:13,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-09-21 11:15:13,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 206. [2020-09-21 11:15:13,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-09-21 11:15:13,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 249 transitions. [2020-09-21 11:15:13,284 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 249 transitions. Word has length 64 [2020-09-21 11:15:13,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:13,284 INFO L479 AbstractCegarLoop]: Abstraction has 206 states and 249 transitions. [2020-09-21 11:15:13,285 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:15:13,285 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 249 transitions. [2020-09-21 11:15:13,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-09-21 11:15:13,288 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:13,288 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, 1, 1] [2020-09-21 11:15:13,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:15:13,289 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:13,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:13,289 INFO L82 PathProgramCache]: Analyzing trace with hash 303889549, now seen corresponding path program 1 times [2020-09-21 11:15:13,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:13,290 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1855727080] [2020-09-21 11:15:13,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:13,748 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:13,748 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:13,748 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:13,748 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:13,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-09-21 11:15:13,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:13,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 405 [2020-09-21 11:15:13,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:13,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:15:13,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:13,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-09-21 11:15:13,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:14,280 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:14,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,388 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,388 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,389 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,389 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:14,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-09-21 11:15:14,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:14,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,445 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,445 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,446 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,446 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:14,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:14,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:14,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,453 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,454 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,454 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,454 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:14,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:14,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:14,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,463 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,463 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,464 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,464 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:14,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:14,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:14,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,473 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,473 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,474 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,474 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:14,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:14,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:14,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,500 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,501 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,501 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,501 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:14,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:14,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:15:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,511 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,512 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,512 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,512 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:14,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:14,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:14,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,520 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,521 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,521 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,521 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:14,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:14,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:14,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:14,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:14,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:15:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,544 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,544 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,545 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,545 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:14,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:14,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:15:14,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:14,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:15:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,553 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,553 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,554 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,554 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:14,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:14,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:14,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 11:15:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,563 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,564 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,564 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,564 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:14,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:14,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:14,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-09-21 11:15:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:14,579 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:14,580 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:14,580 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:14,580 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:14,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:14,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:14,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:15:14,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:14,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:15:14,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:14,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:14,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:14,626 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 11:15:14,627 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1855727080] [2020-09-21 11:15:14,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:14,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:15:14,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328481462] [2020-09-21 11:15:14,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:15:14,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:14,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:15:14,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:15:14,630 INFO L87 Difference]: Start difference. First operand 206 states and 249 transitions. Second operand 9 states. [2020-09-21 11:15:15,189 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:15,891 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:15:16,735 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,084 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:17,188 INFO L93 Difference]: Finished difference Result 364 states and 473 transitions. [2020-09-21 11:15:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 11:15:17,190 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-09-21 11:15:17,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:17,192 INFO L225 Difference]: With dead ends: 364 [2020-09-21 11:15:17,192 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:15:17,196 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:15:17,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:15:17,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:15:17,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:15:17,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:15:17,197 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-09-21 11:15:17,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:17,197 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:15:17,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:15:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:15:17,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:15:17,198 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:15:17,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:15:17,472 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:17,643 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,804 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,973 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:18,127 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:18,233 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 6 [2020-09-21 11:15:18,400 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:18,553 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:18,712 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:18,870 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:19,047 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:19,210 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:19,472 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:19,624 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:19,866 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:20,025 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:20,176 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:20,329 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:20,484 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:20,640 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:20,799 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:20,959 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:21,114 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:21,270 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:21,431 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:21,581 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:21,740 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:21,888 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:22,048 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:22,201 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:22,351 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:22,508 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:22,658 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:22,811 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:22,965 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:23,121 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:23,274 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:23,428 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:23,582 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:23,735 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:23,884 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:24,034 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:24,205 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:24,358 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:24,511 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:24,665 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:24,847 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:25,009 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:25,162 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:25,321 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:25,474 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:25,622 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:25,778 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,027 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,195 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:26,356 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,517 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,667 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:26,821 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:26,979 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:27,132 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:27,667 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 7 [2020-09-21 11:15:27,894 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:28,126 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:28,365 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:28,567 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:28,801 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:29,052 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:29,351 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:29,805 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 11:15:30,011 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:30,219 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:30,621 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 8 [2020-09-21 11:15:30,853 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:31,093 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:31,514 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 8 [2020-09-21 11:15:31,916 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 8 [2020-09-21 11:15:32,336 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 11:15:32,602 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:32,829 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:33,051 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:33,320 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:33,553 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:33,955 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 7 [2020-09-21 11:15:34,412 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 11:15:34,740 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-09-21 11:15:34,782 INFO L268 CegarLoopResult]: For program point L384(lines 384 388) no Hoare annotation was computed. [2020-09-21 11:15:34,782 INFO L268 CegarLoopResult]: For program point L384-1(lines 384 388) no Hoare annotation was computed. [2020-09-21 11:15:34,782 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-09-21 11:15:34,782 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 399) no Hoare annotation was computed. [2020-09-21 11:15:34,782 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 353 408) no Hoare annotation was computed. [2020-09-21 11:15:34,782 INFO L268 CegarLoopResult]: For program point L400(lines 377 401) no Hoare annotation was computed. [2020-09-21 11:15:34,783 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 353 408) no Hoare annotation was computed. [2020-09-21 11:15:34,783 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 353 408) no Hoare annotation was computed. [2020-09-21 11:15:34,783 INFO L268 CegarLoopResult]: For program point L441(lines 441 445) no Hoare annotation was computed. [2020-09-21 11:15:34,783 INFO L268 CegarLoopResult]: For program point L441-1(lines 441 445) no Hoare annotation was computed. [2020-09-21 11:15:34,783 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 409 468) no Hoare annotation was computed. [2020-09-21 11:15:34,784 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-09-21 11:15:34,784 INFO L268 CegarLoopResult]: For program point L435-2(lines 435 460) no Hoare annotation was computed. [2020-09-21 11:15:34,784 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 409 468) no Hoare annotation was computed. [2020-09-21 11:15:34,784 INFO L268 CegarLoopResult]: For program point L461(lines 434 462) no Hoare annotation was computed. [2020-09-21 11:15:34,784 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 409 468) no Hoare annotation was computed. [2020-09-21 11:15:34,784 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-09-21 11:15:34,784 INFO L268 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-09-21 11:15:34,785 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 778 784) the Hoare annotation is: true [2020-09-21 11:15:34,785 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 778 784) no Hoare annotation was computed. [2020-09-21 11:15:34,785 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 785 793) no Hoare annotation was computed. [2020-09-21 11:15:34,785 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 785 793) the Hoare annotation is: true [2020-09-21 11:15:34,785 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 785 793) no Hoare annotation was computed. [2020-09-21 11:15:34,786 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 796 803) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 11:15:34,786 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 796 803) no Hoare annotation was computed. [2020-09-21 11:15:34,786 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 796 803) no Hoare annotation was computed. [2020-09-21 11:15:34,786 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 804 813) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 11:15:34,786 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 804 813) no Hoare annotation was computed. [2020-09-21 11:15:34,786 INFO L268 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-09-21 11:15:34,786 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 804 813) no Hoare annotation was computed. [2020-09-21 11:15:34,787 INFO L264 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,787 INFO L268 CegarLoopResult]: For program point L827(lines 827 833) no Hoare annotation was computed. [2020-09-21 11:15:34,787 INFO L268 CegarLoopResult]: For program point L826(lines 826 836) no Hoare annotation was computed. [2020-09-21 11:15:34,787 INFO L271 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: true [2020-09-21 11:15:34,787 INFO L268 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-09-21 11:15:34,787 INFO L268 CegarLoopResult]: For program point L822(lines 822 839) no Hoare annotation was computed. [2020-09-21 11:15:34,787 INFO L268 CegarLoopResult]: For program point L822-1(lines 814 842) no Hoare annotation was computed. [2020-09-21 11:15:34,788 INFO L271 CegarLoopResult]: At program point L820(line 820) the Hoare annotation is: true [2020-09-21 11:15:34,788 INFO L268 CegarLoopResult]: For program point L820-1(line 820) no Hoare annotation was computed. [2020-09-21 11:15:34,788 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 814 842) the Hoare annotation is: true [2020-09-21 11:15:34,788 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 814 842) no Hoare annotation was computed. [2020-09-21 11:15:34,788 INFO L264 CegarLoopResult]: At program point L929(line 929) 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 11:15:34,788 INFO L264 CegarLoopResult]: At program point L929-1(line 929) 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 11:15:34,789 INFO L268 CegarLoopResult]: For program point L927(lines 927 934) no Hoare annotation was computed. [2020-09-21 11:15:34,789 INFO L268 CegarLoopResult]: For program point L927-1(lines 927 934) no Hoare annotation was computed. [2020-09-21 11:15:34,789 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 917 939) 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 11:15:34,789 INFO L268 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2020-09-21 11:15:34,789 INFO L264 CegarLoopResult]: At program point L924(line 924) 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 11:15:34,790 INFO L264 CegarLoopResult]: At program point L923(line 923) 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 11:15:34,790 INFO L264 CegarLoopResult]: At program point L923-1(line 923) 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 11:15:34,790 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 917 939) no Hoare annotation was computed. [2020-09-21 11:15:34,790 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 917 939) no Hoare annotation was computed. [2020-09-21 11:15:34,790 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 875 898) no Hoare annotation was computed. [2020-09-21 11:15:34,790 INFO L268 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-09-21 11:15:34,791 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 875 898) no Hoare annotation was computed. [2020-09-21 11:15:34,791 INFO L268 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-09-21 11:15:34,791 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 875 898) no Hoare annotation was computed. [2020-09-21 11:15:34,791 INFO L268 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-09-21 11:15:34,791 INFO L268 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-09-21 11:15:34,791 INFO L268 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-09-21 11:15:34,791 INFO L268 CegarLoopResult]: For program point L888(line 888) no Hoare annotation was computed. [2020-09-21 11:15:34,791 INFO L268 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-09-21 11:15:34,792 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-09-21 11:15:34,792 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-09-21 11:15:34,792 INFO L268 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-09-21 11:15:34,792 INFO L268 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-09-21 11:15:34,792 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-09-21 11:15:34,792 INFO L268 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-09-21 11:15:34,792 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-09-21 11:15:34,792 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 276 290) no Hoare annotation was computed. [2020-09-21 11:15:34,793 INFO L264 CegarLoopResult]: At program point L282(line 282) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:34,793 INFO L268 CegarLoopResult]: For program point L280(lines 280 286) no Hoare annotation was computed. [2020-09-21 11:15:34,793 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 276 290) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:15:34,793 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 276 290) no Hoare annotation was computed. [2020-09-21 11:15:34,793 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2020-09-21 11:15:34,793 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2020-09-21 11:15:34,794 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2020-09-21 11:15:34,794 INFO L268 CegarLoopResult]: For program point L266(lines 266 270) no Hoare annotation was computed. [2020-09-21 11:15:34,794 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2020-09-21 11:15:34,794 INFO L271 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: true [2020-09-21 11:15:34,794 INFO L268 CegarLoopResult]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2020-09-21 11:15:34,794 INFO L268 CegarLoopResult]: For program point L264-1(line 264) no Hoare annotation was computed. [2020-09-21 11:15:34,794 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2020-09-21 11:15:34,795 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2020-09-21 11:15:34,795 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-09-21 11:15:34,795 INFO L268 CegarLoopResult]: For program point L251-1(line 251) no Hoare annotation was computed. [2020-09-21 11:15:34,795 INFO L268 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-09-21 11:15:34,795 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 221 256) no Hoare annotation was computed. [2020-09-21 11:15:34,795 INFO L268 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-09-21 11:15:34,795 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 221 256) no Hoare annotation was computed. [2020-09-21 11:15:34,796 INFO L268 CegarLoopResult]: For program point L228(lines 228 236) no Hoare annotation was computed. [2020-09-21 11:15:34,796 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 221 256) no Hoare annotation was computed. [2020-09-21 11:15:34,796 INFO L268 CegarLoopResult]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2020-09-21 11:15:34,796 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 771 777) no Hoare annotation was computed. [2020-09-21 11:15:34,796 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 771 777) the Hoare annotation is: true [2020-09-21 11:15:34,796 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 307 352) no Hoare annotation was computed. [2020-09-21 11:15:34,796 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 307 352) no Hoare annotation was computed. [2020-09-21 11:15:34,797 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 307 352) no Hoare annotation was computed. [2020-09-21 11:15:34,797 INFO L268 CegarLoopResult]: For program point L640(lines 640 647) no Hoare annotation was computed. [2020-09-21 11:15:34,797 INFO L268 CegarLoopResult]: For program point L634(lines 634 654) no Hoare annotation was computed. [2020-09-21 11:15:34,797 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 620 665) no Hoare annotation was computed. [2020-09-21 11:15:34,797 INFO L268 CegarLoopResult]: For program point L634-1(lines 634 654) no Hoare annotation was computed. [2020-09-21 11:15:34,797 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 620 665) no Hoare annotation was computed. [2020-09-21 11:15:34,797 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 620 665) no Hoare annotation was computed. [2020-09-21 11:15:34,798 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 906 916) 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 11:15:34,798 INFO L264 CegarLoopResult]: At program point L911(line 911) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:34,798 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 906 916) no Hoare annotation was computed. [2020-09-21 11:15:34,798 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 906 916) no Hoare annotation was computed. [2020-09-21 11:15:34,798 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 201 211) no Hoare annotation was computed. [2020-09-21 11:15:34,798 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-09-21 11:15:34,798 INFO L268 CegarLoopResult]: For program point L206-1(line 206) no Hoare annotation was computed. [2020-09-21 11:15:34,798 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 201 211) no Hoare annotation was computed. [2020-09-21 11:15:34,799 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 201 211) no Hoare annotation was computed. [2020-09-21 11:15:34,799 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2020-09-21 11:15:34,799 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2020-09-21 11:15:34,799 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2020-09-21 11:15:34,799 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2020-09-21 11:15:34,799 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:34,800 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:34,800 INFO L268 CegarLoopResult]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2020-09-21 11:15:34,800 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:34,800 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:34,800 INFO L268 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2020-09-21 11:15:34,800 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:34,801 INFO L268 CegarLoopResult]: For program point L166-1(line 166) no Hoare annotation was computed. [2020-09-21 11:15:34,801 INFO L268 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2020-09-21 11:15:34,801 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2020-09-21 11:15:34,801 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2020-09-21 11:15:34,801 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) 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 11:15:34,801 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,801 INFO L268 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2020-09-21 11:15:34,802 INFO L264 CegarLoopResult]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,802 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-09-21 11:15:34,802 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-09-21 11:15:34,802 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-09-21 11:15:34,802 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,802 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-09-21 11:15:34,803 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-09-21 11:15:34,803 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,803 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,803 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-09-21 11:15:34,803 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-09-21 11:15:34,803 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-09-21 11:15:34,804 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,804 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-09-21 11:15:34,804 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 574 619) no Hoare annotation was computed. [2020-09-21 11:15:34,804 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 574 619) no Hoare annotation was computed. [2020-09-21 11:15:34,804 INFO L268 CegarLoopResult]: For program point L594(lines 594 601) no Hoare annotation was computed. [2020-09-21 11:15:34,804 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 574 619) no Hoare annotation was computed. [2020-09-21 11:15:34,805 INFO L268 CegarLoopResult]: For program point L588(lines 588 608) no Hoare annotation was computed. [2020-09-21 11:15:34,805 INFO L268 CegarLoopResult]: For program point L588-1(lines 588 608) no Hoare annotation was computed. [2020-09-21 11:15:34,805 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 747 755) no Hoare annotation was computed. [2020-09-21 11:15:34,805 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 747 755) the Hoare annotation is: true [2020-09-21 11:15:34,805 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 747 755) no Hoare annotation was computed. [2020-09-21 11:15:34,805 INFO L268 CegarLoopResult]: For program point L723-2(lines 723 731) no Hoare annotation was computed. [2020-09-21 11:15:34,805 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 715 737) no Hoare annotation was computed. [2020-09-21 11:15:34,806 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 715 737) no Hoare annotation was computed. [2020-09-21 11:15:34,806 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 715 737) no Hoare annotation was computed. [2020-09-21 11:15:34,806 INFO L268 CegarLoopResult]: For program point L723(lines 723 731) no Hoare annotation was computed. [2020-09-21 11:15:34,806 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 471 573) no Hoare annotation was computed. [2020-09-21 11:15:34,806 INFO L268 CegarLoopResult]: For program point L541(lines 519 542) no Hoare annotation was computed. [2020-09-21 11:15:34,806 INFO L268 CegarLoopResult]: For program point L500(lines 500 516) no Hoare annotation was computed. [2020-09-21 11:15:34,807 INFO L268 CegarLoopResult]: For program point L560(lines 560 567) no Hoare annotation was computed. [2020-09-21 11:15:34,807 INFO L268 CegarLoopResult]: For program point L521(lines 520 540) no Hoare annotation was computed. [2020-09-21 11:15:34,807 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-09-21 11:15:34,807 INFO L268 CegarLoopResult]: For program point L552-1(line 552) no Hoare annotation was computed. [2020-09-21 11:15:34,807 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 471 573) no Hoare annotation was computed. [2020-09-21 11:15:34,807 INFO L268 CegarLoopResult]: For program point L517(lines 517 558) no Hoare annotation was computed. [2020-09-21 11:15:34,807 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-09-21 11:15:34,808 INFO L268 CegarLoopResult]: For program point L536-1(line 536) no Hoare annotation was computed. [2020-09-21 11:15:34,808 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 471 573) no Hoare annotation was computed. [2020-09-21 11:15:34,808 INFO L268 CegarLoopResult]: For program point L495(lines 495 499) no Hoare annotation was computed. [2020-09-21 11:15:34,808 INFO L268 CegarLoopResult]: For program point L559(lines 559 570) no Hoare annotation was computed. [2020-09-21 11:15:34,808 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-09-21 11:15:34,808 INFO L268 CegarLoopResult]: For program point L520-2(lines 520 540) no Hoare annotation was computed. [2020-09-21 11:15:34,808 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 761 770) no Hoare annotation was computed. [2020-09-21 11:15:34,809 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 761 770) no Hoare annotation was computed. [2020-09-21 11:15:34,809 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 761 770) no Hoare annotation was computed. [2020-09-21 11:15:34,809 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:34,809 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|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:15:34,810 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:34,810 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2020-09-21 11:15:34,810 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2020-09-21 11:15:34,810 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 185 192) no Hoare annotation was computed. [2020-09-21 11:15:34,810 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 738 746) the Hoare annotation is: true [2020-09-21 11:15:34,811 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 738 746) no Hoare annotation was computed. [2020-09-21 11:15:34,811 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 738 746) no Hoare annotation was computed. [2020-09-21 11:15:34,811 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 694 705) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:15:34,811 INFO L268 CegarLoopResult]: For program point L698-1(lines 694 705) no Hoare annotation was computed. [2020-09-21 11:15:34,811 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 694 705) no Hoare annotation was computed. [2020-09-21 11:15:34,811 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:34,811 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:15:34,812 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:34,812 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 125 151) 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 11:15:34,812 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,812 INFO L264 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,812 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2020-09-21 11:15:34,812 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2020-09-21 11:15:34,813 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:34,813 INFO L268 CegarLoopResult]: For program point L132(lines 128 150) no Hoare annotation was computed. [2020-09-21 11:15:34,813 INFO L268 CegarLoopResult]: For program point L130(lines 128 150) no Hoare annotation was computed. [2020-09-21 11:15:34,813 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 845 874) no Hoare annotation was computed. [2020-09-21 11:15:34,813 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 845 874) 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 11:15:34,813 INFO L268 CegarLoopResult]: For program point L859(lines 859 863) no Hoare annotation was computed. [2020-09-21 11:15:34,814 INFO L264 CegarLoopResult]: At program point L859-1(lines 859 863) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,814 INFO L268 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-09-21 11:15:34,814 INFO L264 CegarLoopResult]: At program point L855-2(lines 855 869) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,814 INFO L264 CegarLoopResult]: At program point L851(line 851) 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 11:15:34,814 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-09-21 11:15:34,814 INFO L271 CegarLoopResult]: At program point L870(lines 845 874) the Hoare annotation is: true [2020-09-21 11:15:34,814 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-09-21 11:15:34,815 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 706 714) no Hoare annotation was computed. [2020-09-21 11:15:34,815 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 706 714) no Hoare annotation was computed. [2020-09-21 11:15:34,815 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 706 714) no Hoare annotation was computed. [2020-09-21 11:15:34,815 INFO L268 CegarLoopResult]: For program point L674-1(lines 670 681) no Hoare annotation was computed. [2020-09-21 11:15:34,815 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 670 681) the Hoare annotation is: true [2020-09-21 11:15:34,815 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 670 681) no Hoare annotation was computed. [2020-09-21 11:15:34,816 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 899 905) no Hoare annotation was computed. [2020-09-21 11:15:34,816 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 899 905) the Hoare annotation is: true [2020-09-21 11:15:34,816 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:34,816 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 11:15:34,816 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:15:34,816 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:34,816 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 682 693) no Hoare annotation was computed. [2020-09-21 11:15:34,817 INFO L268 CegarLoopResult]: For program point L686-1(lines 682 693) no Hoare annotation was computed. [2020-09-21 11:15:34,817 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 682 693) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:15:34,817 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 292 299) no Hoare annotation was computed. [2020-09-21 11:15:34,817 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 296) no Hoare annotation was computed. [2020-09-21 11:15:34,817 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 292 299) the Hoare annotation is: true [2020-09-21 11:15:34,817 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 292 299) no Hoare annotation was computed. [2020-09-21 11:15:34,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:15:34 BoogieIcfgContainer [2020-09-21 11:15:34,839 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:15:34,842 INFO L168 Benchmark]: Toolchain (without parser) took 29269.83 ms. Allocated memory was 139.5 MB in the beginning and 557.8 MB in the end (delta: 418.4 MB). Free memory was 101.6 MB in the beginning and 107.0 MB in the end (delta: -5.5 MB). Peak memory consumption was 413.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:34,843 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 11:15:34,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.81 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 100.9 MB in the beginning and 172.7 MB in the end (delta: -71.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:34,844 INFO L168 Benchmark]: Boogie Preprocessor took 119.19 ms. Allocated memory is still 202.9 MB. Free memory was 172.7 MB in the beginning and 168.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:34,845 INFO L168 Benchmark]: RCFGBuilder took 1258.42 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 168.5 MB in the beginning and 199.9 MB in the end (delta: -31.3 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:34,846 INFO L168 Benchmark]: TraceAbstraction took 27080.35 ms. Allocated memory was 236.5 MB in the beginning and 557.8 MB in the end (delta: 321.4 MB). Free memory was 199.9 MB in the beginning and 107.0 MB in the end (delta: 92.9 MB). Peak memory consumption was 414.5 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:34,850 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.81 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 100.9 MB in the beginning and 172.7 MB in the end (delta: -71.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.19 ms. Allocated memory is still 202.9 MB. Free memory was 172.7 MB in the beginning and 168.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1258.42 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 168.5 MB in the beginning and 199.9 MB in the end (delta: -31.3 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27080.35 ms. Allocated memory was 236.5 MB in the beginning and 557.8 MB in the end (delta: 321.4 MB). Free memory was 199.9 MB in the beginning and 107.0 MB in the end (delta: 92.9 MB). Peak memory consumption was 414.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 296]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.3s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 329 SDtfs, 474 SDslu, 223 SDs, 0 SdLazy, 749 SolverSat, 330 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=206occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 70 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 288 PreInvPairs, 340 NumberOfFragments, 665 HoareAnnotationTreeSize, 288 FomulaSimplifications, 4201 FormulaSimplificationTreeSizeReduction, 10.1s HoareSimplificationTime, 55 FomulaSimplificationsInter, 8460 FormulaSimplificationTreeSizeReductionInter, 7.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 195 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 192 ConstructedInterpolants, 0 QuantifiedInterpolants, 58520 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...