/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 12:52:35,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 12:52:35,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 12:52:35,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 12:52:35,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 12:52:35,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 12:52:35,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 12:52:35,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 12:52:35,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 12:52:35,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 12:52:35,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 12:52:35,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 12:52:35,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 12:52:35,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 12:52:35,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 12:52:35,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 12:52:35,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 12:52:35,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 12:52:35,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 12:52:35,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 12:52:35,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 12:52:35,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 12:52:35,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 12:52:35,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 12:52:35,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-23 12:52:35,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-23 12:52:35,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-23 12:52:35,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-23 12:52:35,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-23 12:52:35,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-23 12:52:35,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-23 12:52:35,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-23 12:52:35,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-23 12:52:35,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-23 12:52:35,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-23 12:52:35,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-23 12:52:35,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-23 12:52:35,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-23 12:52:35,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 12:52:35,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 12:52:35,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 12:52:35,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-23 12:52:35,455 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 12:52:35,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 12:52:35,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-23 12:52:35,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-23 12:52:35,461 INFO L138 SettingsManager]: * Use SBE=true [2021-02-23 12:52:35,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 12:52:35,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 12:52:35,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 12:52:35,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 12:52:35,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 12:52:35,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 12:52:35,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 12:52:35,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 12:52:35,463 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 12:52:35,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 12:52:35,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 12:52:35,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 12:52:35,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 12:52:35,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-23 12:52:35,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 12:52:35,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 12:52:35,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 12:52:35,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-23 12:52:35,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-23 12:52:35,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-23 12:52:35,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-23 12:52:35,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 12:52:35,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-23 12:52:35,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 12:52:35,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 12:52:35,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 12:52:35,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 12:52:35,974 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 12:52:35,975 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 12:52:35,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2021-02-23 12:52:36,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/828c17340/081194dd941c4eb59ef8c8fac8754ebd/FLAG7c8130889 [2021-02-23 12:52:36,825 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 12:52:36,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2021-02-23 12:52:36,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/828c17340/081194dd941c4eb59ef8c8fac8754ebd/FLAG7c8130889 [2021-02-23 12:52:37,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/828c17340/081194dd941c4eb59ef8c8fac8754ebd [2021-02-23 12:52:37,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 12:52:37,182 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 12:52:37,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 12:52:37,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 12:52:37,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 12:52:37,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 12:52:37" (1/1) ... [2021-02-23 12:52:37,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@579a3d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37, skipping insertion in model container [2021-02-23 12:52:37,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 12:52:37" (1/1) ... [2021-02-23 12:52:37,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 12:52:37,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 12:52:37,660 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c[16123,16136] [2021-02-23 12:52:37,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 12:52:37,682 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 12:52:37,786 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c[16123,16136] [2021-02-23 12:52:37,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 12:52:37,841 INFO L208 MainTranslator]: Completed translation [2021-02-23 12:52:37,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37 WrapperNode [2021-02-23 12:52:37,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 12:52:37,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 12:52:37,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 12:52:37,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 12:52:37,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37" (1/1) ... [2021-02-23 12:52:37,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37" (1/1) ... [2021-02-23 12:52:37,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37" (1/1) ... [2021-02-23 12:52:37,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37" (1/1) ... [2021-02-23 12:52:37,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37" (1/1) ... [2021-02-23 12:52:37,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37" (1/1) ... [2021-02-23 12:52:37,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37" (1/1) ... [2021-02-23 12:52:38,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 12:52:38,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 12:52:38,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 12:52:38,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 12:52:38,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2021-02-23 12:52:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 12:52:38,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 12:52:38,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-23 12:52:38,152 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 12:52:38,152 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-23 12:52:38,152 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-23 12:52:38,153 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-23 12:52:38,153 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-23 12:52:38,154 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-23 12:52:38,154 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-23 12:52:38,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-23 12:52:38,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-23 12:52:38,156 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-23 12:52:38,156 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-23 12:52:38,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-23 12:52:38,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-23 12:52:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-23 12:52:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-23 12:52:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-23 12:52:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-23 12:52:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-23 12:52:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-23 12:52:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-23 12:52:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-23 12:52:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-23 12:52:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-23 12:52:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-23 12:52:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-23 12:52:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-23 12:52:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-23 12:52:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-23 12:52:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-23 12:52:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-23 12:52:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-23 12:52:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-23 12:52:38,161 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-23 12:52:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-23 12:52:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 12:52:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 12:52:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 12:52:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 12:52:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 12:52:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-23 12:52:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-23 12:52:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-23 12:52:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-23 12:52:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-23 12:52:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-23 12:52:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-23 12:52:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-23 12:52:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-23 12:52:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-23 12:52:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-23 12:52:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-23 12:52:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-23 12:52:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-23 12:52:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-23 12:52:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-23 12:52:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-23 12:52:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-23 12:52:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-23 12:52:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-23 12:52:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-23 12:52:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-23 12:52:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-23 12:52:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-23 12:52:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-23 12:52:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-23 12:52:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-23 12:52:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-23 12:52:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-23 12:52:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-23 12:52:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-23 12:52:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 12:52:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-23 12:52:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-23 12:52:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 12:52:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-23 12:52:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-23 12:52:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 12:52:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-23 12:52:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-23 12:52:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-23 12:52:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-23 12:52:38,172 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-23 12:52:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-23 12:52:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 12:52:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 12:52:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 12:52:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 12:52:39,491 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 12:52:39,492 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-23 12:52:39,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 12:52:39 BoogieIcfgContainer [2021-02-23 12:52:39,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 12:52:39,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 12:52:39,502 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 12:52:39,505 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 12:52:39,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 12:52:37" (1/3) ... [2021-02-23 12:52:39,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@826ae54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 12:52:39, skipping insertion in model container [2021-02-23 12:52:39,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 12:52:37" (2/3) ... [2021-02-23 12:52:39,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@826ae54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 12:52:39, skipping insertion in model container [2021-02-23 12:52:39,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 12:52:39" (3/3) ... [2021-02-23 12:52:39,510 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product06.cil.c [2021-02-23 12:52:39,517 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-23 12:52:39,523 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 12:52:39,544 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-23 12:52:39,585 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 12:52:39,586 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 12:52:39,587 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-23 12:52:39,587 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 12:52:39,587 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 12:52:39,587 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 12:52:39,588 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 12:52:39,588 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 12:52:39,615 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2021-02-23 12:52:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-23 12:52:39,646 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 12:52:39,647 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 12:52:39,648 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 12:52:39,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 12:52:39,655 INFO L82 PathProgramCache]: Analyzing trace with hash 51618587, now seen corresponding path program 1 times [2021-02-23 12:52:39,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 12:52:39,666 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709757291] [2021-02-23 12:52:39,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 12:52:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:40,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,089 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,090 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,477 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 12:52:40,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 12:52:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:40,582 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-23 12:52:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:40,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,596 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-23 12:52:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:40,600 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 12:52:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:40,605 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-23 12:52:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:40,610 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 12:52:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:40,622 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,623 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-23 12:52:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:40,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-23 12:52:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:40,631 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:40,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:40,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 12:52:40,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709757291] [2021-02-23 12:52:40,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 12:52:40,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-23 12:52:40,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354528968] [2021-02-23 12:52:40,654 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-23 12:52:40,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 12:52:40,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-23 12:52:40,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-23 12:52:40,671 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 4 states. [2021-02-23 12:52:41,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 12:52:41,962 INFO L93 Difference]: Finished difference Result 246 states and 326 transitions. [2021-02-23 12:52:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-23 12:52:41,964 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-23 12:52:41,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 12:52:41,978 INFO L225 Difference]: With dead ends: 246 [2021-02-23 12:52:41,978 INFO L226 Difference]: Without dead ends: 139 [2021-02-23 12:52:41,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-23 12:52:42,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2021-02-23 12:52:42,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108. [2021-02-23 12:52:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2021-02-23 12:52:42,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2021-02-23 12:52:42,070 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 51 [2021-02-23 12:52:42,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 12:52:42,071 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2021-02-23 12:52:42,071 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-23 12:52:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2021-02-23 12:52:42,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-23 12:52:42,074 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 12:52:42,075 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 12:52:42,075 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 12:52:42,075 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 12:52:42,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 12:52:42,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1969981205, now seen corresponding path program 1 times [2021-02-23 12:52:42,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 12:52:42,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84168153] [2021-02-23 12:52:42,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 12:52:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:42,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:42,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,546 WARN L202 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 12:52:42,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 12:52:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:42,573 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,573 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-23 12:52:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:42,576 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,577 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-23 12:52:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:42,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,579 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 12:52:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:42,583 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-23 12:52:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:42,586 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,586 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 12:52:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:42,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-23 12:52:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:42,600 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-23 12:52:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:42,603 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:42,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 12:52:42,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84168153] [2021-02-23 12:52:42,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 12:52:42,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-23 12:52:42,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066694700] [2021-02-23 12:52:42,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-23 12:52:42,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 12:52:42,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-23 12:52:42,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-23 12:52:42,616 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 5 states. [2021-02-23 12:52:43,264 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 12:52:44,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 12:52:44,123 INFO L93 Difference]: Finished difference Result 187 states and 233 transitions. [2021-02-23 12:52:44,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-23 12:52:44,123 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-23 12:52:44,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 12:52:44,127 INFO L225 Difference]: With dead ends: 187 [2021-02-23 12:52:44,127 INFO L226 Difference]: Without dead ends: 129 [2021-02-23 12:52:44,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-23 12:52:44,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-02-23 12:52:44,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2021-02-23 12:52:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2021-02-23 12:52:44,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2021-02-23 12:52:44,175 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 52 [2021-02-23 12:52:44,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 12:52:44,175 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2021-02-23 12:52:44,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-23 12:52:44,176 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2021-02-23 12:52:44,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-02-23 12:52:44,178 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 12:52:44,178 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 12:52:44,178 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 12:52:44,178 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 12:52:44,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 12:52:44,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1222624334, now seen corresponding path program 1 times [2021-02-23 12:52:44,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 12:52:44,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661961522] [2021-02-23 12:52:44,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 12:52:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:44,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,306 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:44,309 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,310 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:44,311 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,312 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:44,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:44,323 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 12:52:44,330 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,330 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 12:52:44,331 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,331 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 12:52:44,333 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:44,665 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 12:52:44,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 12:52:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:44,698 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,699 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 12:52:44,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-23 12:52:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:44,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:44,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-23 12:52:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:44,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:44,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 12:52:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:44,732 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-23 12:52:44,733 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-23 12:52:44,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-23 12:52:44,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:44,753 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,754 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:44,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 12:52:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:44,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,770 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:44,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-23 12:52:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:44,775 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:44,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-23 12:52:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:44,779 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:44,779 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:44,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 12:52:44,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661961522] [2021-02-23 12:52:44,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 12:52:44,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-23 12:52:44,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692789269] [2021-02-23 12:52:44,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 12:52:44,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 12:52:44,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 12:52:44,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-23 12:52:44,804 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 9 states. [2021-02-23 12:52:45,300 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 12:52:45,727 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 12:52:46,185 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 12:52:46,561 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 12:52:47,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 12:52:47,815 INFO L93 Difference]: Finished difference Result 200 states and 252 transitions. [2021-02-23 12:52:47,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-23 12:52:47,815 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2021-02-23 12:52:47,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 12:52:47,818 INFO L225 Difference]: With dead ends: 200 [2021-02-23 12:52:47,819 INFO L226 Difference]: Without dead ends: 129 [2021-02-23 12:52:47,820 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-23 12:52:47,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-02-23 12:52:47,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2021-02-23 12:52:47,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2021-02-23 12:52:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2021-02-23 12:52:47,857 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 57 [2021-02-23 12:52:47,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 12:52:47,858 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2021-02-23 12:52:47,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 12:52:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2021-02-23 12:52:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-02-23 12:52:47,860 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 12:52:47,860 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 12:52:47,861 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-23 12:52:47,861 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 12:52:47,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 12:52:47,861 INFO L82 PathProgramCache]: Analyzing trace with hash 908033319, now seen corresponding path program 1 times [2021-02-23 12:52:47,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 12:52:47,862 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336899347] [2021-02-23 12:52:47,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 12:52:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:47,952 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:47,953 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:47,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:47,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:47,957 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:47,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:47,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:47,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:47,959 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:47,960 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:47,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:47,965 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:47,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:47,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:48,307 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 12:52:48,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 12:52:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,365 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:48,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-23 12:52:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,371 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:48,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-23 12:52:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:48,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 12:52:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:48,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-23 12:52:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,398 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:48,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 12:52:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,417 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,418 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:48,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-02-23 12:52:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,434 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,434 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:48,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 12:52:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,437 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:48,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-23 12:52:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:48,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-23 12:52:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:48,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:48,456 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:48,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 12:52:48,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336899347] [2021-02-23 12:52:48,468 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 12:52:48,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-23 12:52:48,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758960940] [2021-02-23 12:52:48,469 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 12:52:48,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 12:52:48,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 12:52:48,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-23 12:52:48,470 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 9 states. [2021-02-23 12:52:49,043 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 12:52:50,322 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 12:52:50,794 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 12:52:51,538 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 12:52:51,905 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 12:52:52,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 12:52:52,665 INFO L93 Difference]: Finished difference Result 309 states and 415 transitions. [2021-02-23 12:52:52,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-23 12:52:52,666 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2021-02-23 12:52:52,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 12:52:52,670 INFO L225 Difference]: With dead ends: 309 [2021-02-23 12:52:52,670 INFO L226 Difference]: Without dead ends: 238 [2021-02-23 12:52:52,672 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-02-23 12:52:52,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-02-23 12:52:52,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 160. [2021-02-23 12:52:52,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-02-23 12:52:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 186 transitions. [2021-02-23 12:52:52,750 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 186 transitions. Word has length 65 [2021-02-23 12:52:52,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 12:52:52,751 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 186 transitions. [2021-02-23 12:52:52,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 12:52:52,751 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions. [2021-02-23 12:52:52,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-02-23 12:52:52,753 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 12:52:52,754 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 12:52:52,754 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-23 12:52:52,754 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 12:52:52,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 12:52:52,755 INFO L82 PathProgramCache]: Analyzing trace with hash -2094223285, now seen corresponding path program 1 times [2021-02-23 12:52:52,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 12:52:52,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958836153] [2021-02-23 12:52:52,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 12:52:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:52,813 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:52,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:52,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:52,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:52,817 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:52,818 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:52,819 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:52,819 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:52,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:52,820 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:52,821 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:52,822 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:52,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:52,826 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:52,831 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:52,831 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:52,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:52,837 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,182 WARN L202 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 12:52:53,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 12:52:53,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:53,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-23 12:52:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,216 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-23 12:52:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 12:52:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-23 12:52:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 12:52:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,239 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,239 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-23 12:52:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-23 12:52:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,269 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,269 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,270 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:53,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 12:52:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-02-23 12:52:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,276 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,276 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 12:52:53,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-02-23 12:52:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 12:52:53,280 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 12:52:53,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 12:52:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 12:52:53,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958836153] [2021-02-23 12:52:53,304 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 12:52:53,304 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-23 12:52:53,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188605949] [2021-02-23 12:52:53,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-23 12:52:53,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 12:52:53,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-23 12:52:53,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-23 12:52:53,306 INFO L87 Difference]: Start difference. First operand 160 states and 186 transitions. Second operand 10 states. [2021-02-23 12:52:53,874 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 12:52:55,004 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 12:52:55,386 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 12:52:55,799 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 12:52:56,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 12:52:56,158 INFO L93 Difference]: Finished difference Result 299 states and 380 transitions. [2021-02-23 12:52:56,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-23 12:52:56,161 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2021-02-23 12:52:56,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 12:52:56,164 INFO L225 Difference]: With dead ends: 299 [2021-02-23 12:52:56,165 INFO L226 Difference]: Without dead ends: 0 [2021-02-23 12:52:56,169 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-02-23 12:52:56,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-23 12:52:56,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-23 12:52:56,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-23 12:52:56,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-23 12:52:56,170 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2021-02-23 12:52:56,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 12:52:56,171 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-23 12:52:56,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-23 12:52:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-23 12:52:56,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-23 12:52:56,171 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-23 12:52:56,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-23 12:52:56,440 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 212 [2021-02-23 12:52:56,563 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 212 [2021-02-23 12:52:56,925 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 209 [2021-02-23 12:52:57,118 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 12 [2021-02-23 12:52:59,270 WARN L202 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-23 12:52:59,511 WARN L202 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-23 12:53:00,075 WARN L202 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-23 12:53:00,345 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-23 12:53:00,624 WARN L202 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2021-02-23 12:53:00,897 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-23 12:53:01,176 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-23 12:53:01,706 WARN L202 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2021-02-23 12:53:02,061 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 12:53:02,614 WARN L202 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-23 12:53:03,078 WARN L202 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-23 12:53:03,622 WARN L202 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-23 12:53:04,142 WARN L202 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2021-02-23 12:53:04,715 WARN L202 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-23 12:53:05,222 WARN L202 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-23 12:53:05,512 WARN L202 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-23 12:53:05,814 WARN L202 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-23 12:53:06,146 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-23 12:53:06,418 WARN L202 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-23 12:53:06,705 WARN L202 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-23 12:53:07,005 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-23 12:53:07,414 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-23 12:53:07,979 WARN L202 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-23 12:53:07,983 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-23 12:53:07,983 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-23 12:53:07,984 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-23 12:53:07,984 INFO L189 CegarLoopUtils]: For program point L505(lines 505 509) no Hoare annotation was computed. [2021-02-23 12:53:07,984 INFO L189 CegarLoopUtils]: For program point L505-1(lines 505 509) no Hoare annotation was computed. [2021-02-23 12:53:07,984 INFO L189 CegarLoopUtils]: For program point L500(line 500) no Hoare annotation was computed. [2021-02-23 12:53:07,984 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 474 529) no Hoare annotation was computed. [2021-02-23 12:53:07,984 INFO L189 CegarLoopUtils]: For program point L499-2(lines 499 520) no Hoare annotation was computed. [2021-02-23 12:53:07,985 INFO L189 CegarLoopUtils]: For program point L521(lines 498 522) no Hoare annotation was computed. [2021-02-23 12:53:07,985 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 474 529) no Hoare annotation was computed. [2021-02-23 12:53:07,985 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 474 529) no Hoare annotation was computed. [2021-02-23 12:53:07,985 INFO L189 CegarLoopUtils]: For program point L575(line 575) no Hoare annotation was computed. [2021-02-23 12:53:07,985 INFO L189 CegarLoopUtils]: For program point L575-1(line 575) no Hoare annotation was computed. [2021-02-23 12:53:07,985 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 530 589) no Hoare annotation was computed. [2021-02-23 12:53:07,985 INFO L189 CegarLoopUtils]: For program point L562(lines 562 566) no Hoare annotation was computed. [2021-02-23 12:53:07,985 INFO L189 CegarLoopUtils]: For program point L562-1(lines 562 566) no Hoare annotation was computed. [2021-02-23 12:53:07,985 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 530 589) no Hoare annotation was computed. [2021-02-23 12:53:07,986 INFO L189 CegarLoopUtils]: For program point L557(line 557) no Hoare annotation was computed. [2021-02-23 12:53:07,986 INFO L189 CegarLoopUtils]: For program point L556-2(lines 556 581) no Hoare annotation was computed. [2021-02-23 12:53:07,986 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 530 589) no Hoare annotation was computed. [2021-02-23 12:53:07,986 INFO L189 CegarLoopUtils]: For program point L582(lines 555 583) no Hoare annotation was computed. [2021-02-23 12:53:07,986 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2021-02-23 12:53:07,986 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2021-02-23 12:53:07,986 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2021-02-23 12:53:07,986 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2021-02-23 12:53:07,987 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2021-02-23 12:53:07,987 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 870 892) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,987 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 870 892) no Hoare annotation was computed. [2021-02-23 12:53:07,987 INFO L185 CegarLoopUtils]: At program point L882(line 882) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-23 12:53:07,987 INFO L185 CegarLoopUtils]: At program point L882-1(line 882) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-23 12:53:07,987 INFO L189 CegarLoopUtils]: For program point L880(lines 880 887) no Hoare annotation was computed. [2021-02-23 12:53:07,987 INFO L189 CegarLoopUtils]: For program point L880-1(lines 880 887) no Hoare annotation was computed. [2021-02-23 12:53:07,987 INFO L189 CegarLoopUtils]: For program point L878(line 878) no Hoare annotation was computed. [2021-02-23 12:53:07,988 INFO L185 CegarLoopUtils]: At program point L877(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,988 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 870 892) no Hoare annotation was computed. [2021-02-23 12:53:07,988 INFO L185 CegarLoopUtils]: At program point L876(line 876) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,988 INFO L185 CegarLoopUtils]: At program point L876-1(line 876) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,988 INFO L189 CegarLoopUtils]: For program point L833(line 833) no Hoare annotation was computed. [2021-02-23 12:53:07,988 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 828 851) no Hoare annotation was computed. [2021-02-23 12:53:07,988 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 828 851) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 828 851) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point L846(line 846) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point L845(line 845) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point L844(line 844) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point L843(line 843) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point L842(line 842) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point L841(line 841) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point L840(line 840) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point L839(line 839) no Hoare annotation was computed. [2021-02-23 12:53:07,989 INFO L189 CegarLoopUtils]: For program point L838(line 838) no Hoare annotation was computed. [2021-02-23 12:53:07,990 INFO L189 CegarLoopUtils]: For program point L837(line 837) no Hoare annotation was computed. [2021-02-23 12:53:07,990 INFO L189 CegarLoopUtils]: For program point L836(line 836) no Hoare annotation was computed. [2021-02-23 12:53:07,990 INFO L189 CegarLoopUtils]: For program point L835(line 835) no Hoare annotation was computed. [2021-02-23 12:53:07,990 INFO L189 CegarLoopUtils]: For program point L834(line 834) no Hoare annotation was computed. [2021-02-23 12:53:07,990 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 247 255) no Hoare annotation was computed. [2021-02-23 12:53:07,990 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 247 255) the Hoare annotation is: true [2021-02-23 12:53:07,990 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 247 255) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point L286(line 286) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point L286-1(line 286) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point L275(lines 275 283) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point L275-2(lines 275 283) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 256 291) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point L263(lines 263 271) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 256 291) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 256 291) no Hoare annotation was computed. [2021-02-23 12:53:07,991 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2021-02-23 12:53:07,992 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2021-02-23 12:53:07,992 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 428 473) no Hoare annotation was computed. [2021-02-23 12:53:07,992 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 428 473) no Hoare annotation was computed. [2021-02-23 12:53:07,992 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 428 473) no Hoare annotation was computed. [2021-02-23 12:53:07,992 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 741 786) no Hoare annotation was computed. [2021-02-23 12:53:07,992 INFO L189 CegarLoopUtils]: For program point L761(lines 761 768) no Hoare annotation was computed. [2021-02-23 12:53:07,992 INFO L189 CegarLoopUtils]: For program point L755(lines 755 775) no Hoare annotation was computed. [2021-02-23 12:53:07,992 INFO L189 CegarLoopUtils]: For program point L755-1(lines 755 775) no Hoare annotation was computed. [2021-02-23 12:53:07,992 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 741 786) no Hoare annotation was computed. [2021-02-23 12:53:07,993 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 741 786) no Hoare annotation was computed. [2021-02-23 12:53:07,993 INFO L185 CegarLoopUtils]: At program point L864(line 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-23 12:53:07,993 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 859 869) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,993 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 859 869) no Hoare annotation was computed. [2021-02-23 12:53:07,993 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 859 869) no Hoare annotation was computed. [2021-02-23 12:53:07,993 INFO L192 CegarLoopUtils]: At program point L241(line 241) the Hoare annotation is: true [2021-02-23 12:53:07,993 INFO L189 CegarLoopUtils]: For program point L241-1(line 241) no Hoare annotation was computed. [2021-02-23 12:53:07,993 INFO L192 CegarLoopUtils]: At program point isMethaneAlarmENTRY(lines 236 246) the Hoare annotation is: true [2021-02-23 12:53:07,994 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 236 246) no Hoare annotation was computed. [2021-02-23 12:53:07,994 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 236 246) no Hoare annotation was computed. [2021-02-23 12:53:07,994 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 228 235) the Hoare annotation is: true [2021-02-23 12:53:07,994 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2021-02-23 12:53:07,994 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2021-02-23 12:53:07,994 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 195 219) no Hoare annotation was computed. [2021-02-23 12:53:07,994 INFO L185 CegarLoopUtils]: At program point L214(line 214) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 12:53:07,994 INFO L189 CegarLoopUtils]: For program point L214-1(lines 195 219) no Hoare annotation was computed. [2021-02-23 12:53:07,994 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 195 219) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 12:53:07,995 INFO L185 CegarLoopUtils]: At program point L209(line 209) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 12:53:07,995 INFO L185 CegarLoopUtils]: At program point L205(line 205) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 12:53:07,995 INFO L189 CegarLoopUtils]: For program point L203(lines 203 211) no Hoare annotation was computed. [2021-02-23 12:53:07,995 INFO L185 CegarLoopUtils]: At program point L201(line 201) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 12:53:07,995 INFO L189 CegarLoopUtils]: For program point L201-1(line 201) no Hoare annotation was computed. [2021-02-23 12:53:07,995 INFO L189 CegarLoopUtils]: For program point L199(lines 199 216) no Hoare annotation was computed. [2021-02-23 12:53:07,995 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 187 193) no Hoare annotation was computed. [2021-02-23 12:53:07,995 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 187 193) the Hoare annotation is: true [2021-02-23 12:53:07,995 INFO L189 CegarLoopUtils]: For program point L97(lines 97 101) no Hoare annotation was computed. [2021-02-23 12:53:07,996 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 85 150) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,996 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 85 150) no Hoare annotation was computed. [2021-02-23 12:53:07,996 INFO L185 CegarLoopUtils]: At program point L143(lines 94 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,996 INFO L189 CegarLoopUtils]: For program point L133(lines 133 137) no Hoare annotation was computed. [2021-02-23 12:53:07,996 INFO L185 CegarLoopUtils]: At program point L133-2(lines 125 138) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,996 INFO L189 CegarLoopUtils]: For program point L96(lines 95 142) no Hoare annotation was computed. [2021-02-23 12:53:07,996 INFO L185 CegarLoopUtils]: At program point L127(line 127) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,997 INFO L189 CegarLoopUtils]: For program point L125(lines 125 138) no Hoare annotation was computed. [2021-02-23 12:53:07,997 INFO L185 CegarLoopUtils]: At program point L117(line 117) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,997 INFO L189 CegarLoopUtils]: For program point L115(lines 115 121) no Hoare annotation was computed. [2021-02-23 12:53:07,997 INFO L189 CegarLoopUtils]: For program point L115-1(lines 115 121) no Hoare annotation was computed. [2021-02-23 12:53:07,997 INFO L185 CegarLoopUtils]: At program point L140(lines 95 142) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,997 INFO L185 CegarLoopUtils]: At program point L107(line 107) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-23 12:53:07,997 INFO L189 CegarLoopUtils]: For program point L105(lines 105 111) no Hoare annotation was computed. [2021-02-23 12:53:07,997 INFO L189 CegarLoopUtils]: For program point L105-1(lines 105 111) no Hoare annotation was computed. [2021-02-23 12:53:07,997 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 85 150) no Hoare annotation was computed. [2021-02-23 12:53:07,998 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 695 740) no Hoare annotation was computed. [2021-02-23 12:53:07,998 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 695 740) no Hoare annotation was computed. [2021-02-23 12:53:07,998 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 695 740) no Hoare annotation was computed. [2021-02-23 12:53:07,998 INFO L189 CegarLoopUtils]: For program point L715(lines 715 722) no Hoare annotation was computed. [2021-02-23 12:53:07,998 INFO L189 CegarLoopUtils]: For program point L709(lines 709 729) no Hoare annotation was computed. [2021-02-23 12:53:07,998 INFO L189 CegarLoopUtils]: For program point L709-1(lines 709 729) no Hoare annotation was computed. [2021-02-23 12:53:07,998 INFO L185 CegarLoopUtils]: At program point L407(line 407) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-23 12:53:07,998 INFO L189 CegarLoopUtils]: For program point L405(lines 405 411) no Hoare annotation was computed. [2021-02-23 12:53:07,998 INFO L189 CegarLoopUtils]: For program point L404(lines 404 414) no Hoare annotation was computed. [2021-02-23 12:53:07,999 INFO L185 CegarLoopUtils]: At program point L402(line 402) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2021-02-23 12:53:07,999 INFO L189 CegarLoopUtils]: For program point L402-1(line 402) no Hoare annotation was computed. [2021-02-23 12:53:07,999 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 392 420) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-23 12:53:07,999 INFO L189 CegarLoopUtils]: For program point L400(lines 400 417) no Hoare annotation was computed. [2021-02-23 12:53:07,999 INFO L189 CegarLoopUtils]: For program point L400-1(lines 392 420) no Hoare annotation was computed. [2021-02-23 12:53:07,999 INFO L185 CegarLoopUtils]: At program point L398(line 398) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-23 12:53:07,999 INFO L189 CegarLoopUtils]: For program point L398-1(line 398) no Hoare annotation was computed. [2021-02-23 12:53:07,999 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 392 420) no Hoare annotation was computed. [2021-02-23 12:53:07,999 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 349 371) no Hoare annotation was computed. [2021-02-23 12:53:08,000 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 349 371) no Hoare annotation was computed. [2021-02-23 12:53:08,000 INFO L189 CegarLoopUtils]: For program point L357(lines 357 365) no Hoare annotation was computed. [2021-02-23 12:53:08,000 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 349 371) no Hoare annotation was computed. [2021-02-23 12:53:08,000 INFO L189 CegarLoopUtils]: For program point L357-2(lines 357 365) no Hoare annotation was computed. [2021-02-23 12:53:08,000 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 384 391) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-23 12:53:08,000 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 384 391) no Hoare annotation was computed. [2021-02-23 12:53:08,000 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 384 391) no Hoare annotation was computed. [2021-02-23 12:53:08,000 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2021-02-23 12:53:08,000 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point L673(line 673) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point L673-1(line 673) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 592 694) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point L638(lines 638 679) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point L657(line 657) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point L657-1(line 657) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point L616(lines 616 620) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point L680(lines 680 691) no Hoare annotation was computed. [2021-02-23 12:53:08,001 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 592 694) no Hoare annotation was computed. [2021-02-23 12:53:08,002 INFO L189 CegarLoopUtils]: For program point L643(lines 643 647) no Hoare annotation was computed. [2021-02-23 12:53:08,002 INFO L189 CegarLoopUtils]: For program point L641-2(lines 641 661) no Hoare annotation was computed. [2021-02-23 12:53:08,002 INFO L189 CegarLoopUtils]: For program point L662(lines 640 663) no Hoare annotation was computed. [2021-02-23 12:53:08,002 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 592 694) no Hoare annotation was computed. [2021-02-23 12:53:08,002 INFO L189 CegarLoopUtils]: For program point L621(lines 621 637) no Hoare annotation was computed. [2021-02-23 12:53:08,002 INFO L189 CegarLoopUtils]: For program point L681(lines 681 688) no Hoare annotation was computed. [2021-02-23 12:53:08,002 INFO L189 CegarLoopUtils]: For program point L642(lines 641 661) no Hoare annotation was computed. [2021-02-23 12:53:08,002 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-23 12:53:08,003 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-23 12:53:08,003 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-23 12:53:08,003 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 220 227) no Hoare annotation was computed. [2021-02-23 12:53:08,003 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 220 227) no Hoare annotation was computed. [2021-02-23 12:53:08,003 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 220 227) no Hoare annotation was computed. [2021-02-23 12:53:08,003 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 372 380) no Hoare annotation was computed. [2021-02-23 12:53:08,003 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 372 380) no Hoare annotation was computed. [2021-02-23 12:53:08,003 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 372 380) no Hoare annotation was computed. [2021-02-23 12:53:08,003 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 328 339) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-23 12:53:08,004 INFO L189 CegarLoopUtils]: For program point L332-1(lines 328 339) no Hoare annotation was computed. [2021-02-23 12:53:08,004 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 328 339) no Hoare annotation was computed. [2021-02-23 12:53:08,004 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-23 12:53:08,004 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-23 12:53:08,004 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-23 12:53:08,004 INFO L185 CegarLoopUtils]: At program point L176(line 176) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 12:53:08,004 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 163 186) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 12:53:08,004 INFO L185 CegarLoopUtils]: At program point L174(lines 174 180) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 12:53:08,005 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 163 186) no Hoare annotation was computed. [2021-02-23 12:53:08,005 INFO L185 CegarLoopUtils]: At program point L169(line 169) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 12:53:08,005 INFO L189 CegarLoopUtils]: For program point L167(lines 166 185) no Hoare annotation was computed. [2021-02-23 12:53:08,005 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 163 186) no Hoare annotation was computed. [2021-02-23 12:53:08,005 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 798 827) no Hoare annotation was computed. [2021-02-23 12:53:08,005 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 798 827) the Hoare annotation is: true [2021-02-23 12:53:08,005 INFO L192 CegarLoopUtils]: At program point L823(lines 798 827) the Hoare annotation is: true [2021-02-23 12:53:08,005 INFO L189 CegarLoopUtils]: For program point L819(line 819) no Hoare annotation was computed. [2021-02-23 12:53:08,005 INFO L189 CegarLoopUtils]: For program point L812(lines 812 816) no Hoare annotation was computed. [2021-02-23 12:53:08,006 INFO L192 CegarLoopUtils]: At program point L812-1(lines 812 816) the Hoare annotation is: true [2021-02-23 12:53:08,006 INFO L189 CegarLoopUtils]: For program point L809(line 809) no Hoare annotation was computed. [2021-02-23 12:53:08,006 INFO L192 CegarLoopUtils]: At program point L808-2(lines 808 822) the Hoare annotation is: true [2021-02-23 12:53:08,006 INFO L192 CegarLoopUtils]: At program point L804(line 804) the Hoare annotation is: true [2021-02-23 12:53:08,006 INFO L189 CegarLoopUtils]: For program point L804-1(line 804) no Hoare annotation was computed. [2021-02-23 12:53:08,006 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 340 348) the Hoare annotation is: true [2021-02-23 12:53:08,006 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 340 348) no Hoare annotation was computed. [2021-02-23 12:53:08,006 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 340 348) no Hoare annotation was computed. [2021-02-23 12:53:08,006 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 304 315) the Hoare annotation is: true [2021-02-23 12:53:08,006 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 304 315) no Hoare annotation was computed. [2021-02-23 12:53:08,006 INFO L189 CegarLoopUtils]: For program point L308-1(lines 304 315) no Hoare annotation was computed. [2021-02-23 12:53:08,007 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 852 858) no Hoare annotation was computed. [2021-02-23 12:53:08,007 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 852 858) the Hoare annotation is: true [2021-02-23 12:53:08,007 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-23 12:53:08,007 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-02-23 12:53:08,007 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-23 12:53:08,007 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-23 12:53:08,007 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 292 299) no Hoare annotation was computed. [2021-02-23 12:53:08,007 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 292 299) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2021-02-23 12:53:08,007 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 292 299) no Hoare annotation was computed. [2021-02-23 12:53:08,007 INFO L189 CegarLoopUtils]: For program point L320-1(lines 316 327) no Hoare annotation was computed. [2021-02-23 12:53:08,008 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 316 327) no Hoare annotation was computed. [2021-02-23 12:53:08,008 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 316 327) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-23 12:53:08,008 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 788 795) no Hoare annotation was computed. [2021-02-23 12:53:08,008 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 792) no Hoare annotation was computed. [2021-02-23 12:53:08,008 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 788 795) the Hoare annotation is: true [2021-02-23 12:53:08,008 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 788 795) no Hoare annotation was computed. [2021-02-23 12:53:08,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 12:53:08 BoogieIcfgContainer [2021-02-23 12:53:08,024 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-23 12:53:08,025 INFO L168 Benchmark]: Toolchain (without parser) took 30856.71 ms. Allocated memory was 160.4 MB in the beginning and 404.8 MB in the end (delta: 244.3 MB). Free memory was 135.1 MB in the beginning and 337.1 MB in the end (delta: -202.0 MB). Peak memory consumption was 238.0 MB. Max. memory is 8.0 GB. [2021-02-23 12:53:08,026 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 160.4 MB. Free memory is still 132.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 12:53:08,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.60 ms. Allocated memory is still 160.4 MB. Free memory was 134.1 MB in the beginning and 114.1 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-23 12:53:08,027 INFO L168 Benchmark]: Boogie Preprocessor took 162.10 ms. Allocated memory is still 160.4 MB. Free memory was 114.1 MB in the beginning and 110.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-23 12:53:08,027 INFO L168 Benchmark]: RCFGBuilder took 1489.53 ms. Allocated memory is still 160.4 MB. Free memory was 110.3 MB in the beginning and 59.2 MB in the end (delta: 51.1 MB). Peak memory consumption was 52.0 MB. Max. memory is 8.0 GB. [2021-02-23 12:53:08,028 INFO L168 Benchmark]: TraceAbstraction took 28522.79 ms. Allocated memory was 160.4 MB in the beginning and 404.8 MB in the end (delta: 244.3 MB). Free memory was 58.7 MB in the beginning and 337.1 MB in the end (delta: -278.4 MB). Peak memory consumption was 160.8 MB. Max. memory is 8.0 GB. [2021-02-23 12:53:08,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 160.4 MB. Free memory is still 132.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 656.60 ms. Allocated memory is still 160.4 MB. Free memory was 134.1 MB in the beginning and 114.1 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 162.10 ms. Allocated memory is still 160.4 MB. Free memory was 114.1 MB in the beginning and 110.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1489.53 ms. Allocated memory is still 160.4 MB. Free memory was 110.3 MB in the beginning and 59.2 MB in the end (delta: 51.1 MB). Peak memory consumption was 52.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 28522.79 ms. Allocated memory was 160.4 MB in the beginning and 404.8 MB in the end (delta: 244.3 MB). Free memory was 58.7 MB in the beginning and 337.1 MB in the end (delta: -278.4 MB). Peak memory consumption was 160.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 792]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 808]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 216 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 12.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 438 SDtfs, 830 SDslu, 389 SDs, 0 SdLazy, 1824 SolverSat, 665 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 7.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 169 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 258 PreInvPairs, 296 NumberOfFragments, 850 HoareAnnotationTreeSize, 258 FomulaSimplifications, 120399 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 52 FomulaSimplificationsInter, 8474 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 91111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...