/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_spec5_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 13:02:41,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 13:02:41,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 13:02:41,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 13:02:41,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 13:02:41,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 13:02:41,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 13:02:41,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 13:02:41,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 13:02:41,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 13:02:41,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 13:02:41,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 13:02:41,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 13:02:41,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 13:02:41,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 13:02:41,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 13:02:41,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 13:02:41,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 13:02:41,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 13:02:41,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 13:02:41,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 13:02:41,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 13:02:41,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 13:02:41,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 13:02:41,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-23 13:02:41,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-23 13:02:41,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-23 13:02:41,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-23 13:02:41,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-23 13:02:41,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-23 13:02:41,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-23 13:02:41,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-23 13:02:41,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-23 13:02:41,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-23 13:02:41,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-23 13:02:41,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-23 13:02:41,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-23 13:02:41,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-23 13:02:41,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 13:02:41,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 13:02:41,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 13:02:41,462 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 13:02:41,491 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 13:02:41,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 13:02:41,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-23 13:02:41,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-23 13:02:41,493 INFO L138 SettingsManager]: * Use SBE=true [2021-02-23 13:02:41,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 13:02:41,494 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 13:02:41,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 13:02:41,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 13:02:41,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 13:02:41,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 13:02:41,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 13:02:41,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 13:02:41,495 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 13:02:41,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 13:02:41,496 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 13:02:41,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 13:02:41,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 13:02:41,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-23 13:02:41,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 13:02:41,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 13:02:41,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 13:02:41,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-23 13:02:41,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-23 13:02:41,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-23 13:02:41,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-23 13:02:41,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 13:02:41,498 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-23 13:02:41,499 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 13:02:41,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 13:02:42,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 13:02:42,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 13:02:42,025 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 13:02:42,025 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 13:02:42,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2021-02-23 13:02:42,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e456221c9/6b47b148b2e642e483eeb2acbdfa04c0/FLAGaceaeb93a [2021-02-23 13:02:42,926 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 13:02:42,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2021-02-23 13:02:42,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e456221c9/6b47b148b2e642e483eeb2acbdfa04c0/FLAGaceaeb93a [2021-02-23 13:02:43,215 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e456221c9/6b47b148b2e642e483eeb2acbdfa04c0 [2021-02-23 13:02:43,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 13:02:43,232 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 13:02:43,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 13:02:43,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 13:02:43,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 13:02:43,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 01:02:43" (1/1) ... [2021-02-23 13:02:43,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@765fa417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43, skipping insertion in model container [2021-02-23 13:02:43,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 01:02:43" (1/1) ... [2021-02-23 13:02:43,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 13:02:43,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 13:02:43,626 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_spec5_product08.cil.c[16561,16574] [2021-02-23 13:02:43,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 13:02:43,656 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 13:02:43,734 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_spec5_product08.cil.c[16561,16574] [2021-02-23 13:02:43,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 13:02:43,839 INFO L208 MainTranslator]: Completed translation [2021-02-23 13:02:43,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43 WrapperNode [2021-02-23 13:02:43,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 13:02:43,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 13:02:43,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 13:02:43,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 13:02:43,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43" (1/1) ... [2021-02-23 13:02:43,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43" (1/1) ... [2021-02-23 13:02:43,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43" (1/1) ... [2021-02-23 13:02:43,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43" (1/1) ... [2021-02-23 13:02:43,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43" (1/1) ... [2021-02-23 13:02:43,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43" (1/1) ... [2021-02-23 13:02:43,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43" (1/1) ... [2021-02-23 13:02:43,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 13:02:44,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 13:02:44,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 13:02:44,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 13:02:44,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43" (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 13:02:44,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 13:02:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 13:02:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-23 13:02:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 13:02:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-23 13:02:44,126 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-23 13:02:44,126 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-23 13:02:44,126 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-23 13:02:44,126 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-23 13:02:44,127 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-23 13:02:44,127 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-23 13:02:44,127 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-23 13:02:44,128 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-23 13:02:44,128 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-23 13:02:44,129 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-23 13:02:44,129 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-23 13:02:44,129 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-23 13:02:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-23 13:02:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-23 13:02:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 13:02:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-23 13:02:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-23 13:02:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-23 13:02:44,131 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-23 13:02:44,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2021-02-23 13:02:44,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2021-02-23 13:02:44,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2021-02-23 13:02:44,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-23 13:02:44,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-23 13:02:44,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-23 13:02:44,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-23 13:02:44,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-23 13:02:44,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-23 13:02:44,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-23 13:02:44,133 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-23 13:02:44,133 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-23 13:02:44,133 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-23 13:02:44,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-23 13:02:44,133 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-23 13:02:44,134 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-23 13:02:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 13:02:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 13:02:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 13:02:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 13:02:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-23 13:02:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-23 13:02:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-23 13:02:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-23 13:02:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-23 13:02:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-23 13:02:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-23 13:02:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-23 13:02:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-23 13:02:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-23 13:02:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-23 13:02:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-23 13:02:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2021-02-23 13:02:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2021-02-23 13:02:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-23 13:02:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-23 13:02:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-23 13:02:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-23 13:02:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-23 13:02:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-23 13:02:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-23 13:02:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-23 13:02:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-23 13:02:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2021-02-23 13:02:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-23 13:02:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-23 13:02:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-23 13:02:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-23 13:02:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 13:02:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-23 13:02:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-23 13:02:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-23 13:02:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-23 13:02:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-23 13:02:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-23 13:02:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-23 13:02:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-23 13:02:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 13:02:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-23 13:02:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-23 13:02:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 13:02:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-23 13:02:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-23 13:02:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 13:02:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-23 13:02:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-23 13:02:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-23 13:02:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 13:02:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 13:02:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 13:02:45,404 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 13:02:45,404 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-23 13:02:45,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 01:02:45 BoogieIcfgContainer [2021-02-23 13:02:45,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 13:02:45,408 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 13:02:45,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 13:02:45,412 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 13:02:45,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 01:02:43" (1/3) ... [2021-02-23 13:02:45,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f513117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 01:02:45, skipping insertion in model container [2021-02-23 13:02:45,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:02:43" (2/3) ... [2021-02-23 13:02:45,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f513117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 01:02:45, skipping insertion in model container [2021-02-23 13:02:45,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 01:02:45" (3/3) ... [2021-02-23 13:02:45,415 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2021-02-23 13:02:45,423 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-23 13:02:45,428 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 13:02:45,448 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-23 13:02:45,478 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 13:02:45,478 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 13:02:45,478 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-23 13:02:45,478 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 13:02:45,478 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 13:02:45,479 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 13:02:45,479 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 13:02:45,479 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 13:02:45,501 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2021-02-23 13:02:45,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-02-23 13:02:45,511 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:02:45,512 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 13:02:45,513 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:02:45,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:02:45,519 INFO L82 PathProgramCache]: Analyzing trace with hash 853540858, now seen corresponding path program 1 times [2021-02-23 13:02:45,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:02:45,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83681618] [2021-02-23 13:02:45,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:02:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:45,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:45,943 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:45,944 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:45,945 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,336 WARN L202 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 13:02:46,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:02:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-23 13:02:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,386 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-23 13:02:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,390 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 13:02:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,395 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-23 13:02:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,399 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 13:02:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,412 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-23 13:02:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,419 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:02:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,423 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,423 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-23 13:02:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-23 13:02:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:46,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:46,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:46,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-23 13:02:46,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83681618] [2021-02-23 13:02:46,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:02:46,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-23 13:02:46,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371361588] [2021-02-23 13:02:46,458 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-23 13:02:46,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:02:46,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-23 13:02:46,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-23 13:02:46,477 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states. [2021-02-23 13:02:47,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:02:47,842 INFO L93 Difference]: Finished difference Result 274 states and 355 transitions. [2021-02-23 13:02:47,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-23 13:02:47,846 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2021-02-23 13:02:47,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:02:47,860 INFO L225 Difference]: With dead ends: 274 [2021-02-23 13:02:47,860 INFO L226 Difference]: Without dead ends: 153 [2021-02-23 13:02:47,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-23 13:02:47,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2021-02-23 13:02:47,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 122. [2021-02-23 13:02:47,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2021-02-23 13:02:48,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2021-02-23 13:02:48,011 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 59 [2021-02-23 13:02:48,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:02:48,012 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2021-02-23 13:02:48,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-23 13:02:48,013 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2021-02-23 13:02:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-02-23 13:02:48,025 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:02:48,025 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 13:02:48,026 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 13:02:48,026 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:02:48,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:02:48,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1590144703, now seen corresponding path program 1 times [2021-02-23 13:02:48,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:02:48,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681089072] [2021-02-23 13:02:48,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:02:48,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,117 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,118 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,119 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:48,124 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,124 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,578 WARN L202 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 13:02:48,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:02:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,651 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,652 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-23 13:02:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,655 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,656 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-23 13:02:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 13:02:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,664 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,664 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-23 13:02:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,668 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,668 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 13:02:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,681 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-02-23 13:02:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,687 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:02:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,690 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-02-23 13:02:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,695 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,695 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-23 13:02:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:48,699 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:48,699 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:48,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-23 13:02:48,730 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681089072] [2021-02-23 13:02:48,730 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:02:48,731 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-23 13:02:48,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118697726] [2021-02-23 13:02:48,733 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-23 13:02:48,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:02:48,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-23 13:02:48,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-23 13:02:48,734 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 5 states. [2021-02-23 13:02:49,393 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 13:02:50,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:02:50,335 INFO L93 Difference]: Finished difference Result 209 states and 255 transitions. [2021-02-23 13:02:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-23 13:02:50,336 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2021-02-23 13:02:50,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:02:50,341 INFO L225 Difference]: With dead ends: 209 [2021-02-23 13:02:50,341 INFO L226 Difference]: Without dead ends: 143 [2021-02-23 13:02:50,342 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-23 13:02:50,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2021-02-23 13:02:50,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 113. [2021-02-23 13:02:50,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2021-02-23 13:02:50,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2021-02-23 13:02:50,389 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 60 [2021-02-23 13:02:50,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:02:50,390 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2021-02-23 13:02:50,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-23 13:02:50,390 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2021-02-23 13:02:50,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-02-23 13:02:50,392 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:02:50,392 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 13:02:50,393 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 13:02:50,393 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:02:50,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:02:50,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1781042042, now seen corresponding path program 1 times [2021-02-23 13:02:50,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:02:50,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120272352] [2021-02-23 13:02:50,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:02:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:50,512 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,513 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:50,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,517 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:50,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,519 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:50,525 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,525 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:50,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 13:02:50,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 13:02:50,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 13:02:50,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:50,890 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 13:02:50,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:02:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:50,989 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 13:02:50,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-23 13:02:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:50,995 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:50,996 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:50,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-23 13:02:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:50,999 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:51,000 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:51,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 13:02:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:51,018 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-23 13:02:51,019 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-23 13:02:51,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-23 13:02:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:51,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:51,039 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:51,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 13:02:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:51,054 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:51,054 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:51,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-02-23 13:02:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:51,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:51,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:51,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:02:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:51,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:51,064 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:51,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-23 13:02:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:51,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:51,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:51,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-23 13:02:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:51,071 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:51,072 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:51,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-23 13:02:51,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120272352] [2021-02-23 13:02:51,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:02:51,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-23 13:02:51,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553744144] [2021-02-23 13:02:51,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 13:02:51,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:02:51,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 13:02:51,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-23 13:02:51,087 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 9 states. [2021-02-23 13:02:51,662 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 13:02:52,117 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 13:02:52,456 WARN L202 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 13:02:52,837 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 13:02:54,029 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 13:02:55,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:02:55,889 INFO L93 Difference]: Finished difference Result 384 states and 475 transitions. [2021-02-23 13:02:55,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-23 13:02:55,890 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2021-02-23 13:02:55,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:02:55,896 INFO L225 Difference]: With dead ends: 384 [2021-02-23 13:02:55,897 INFO L226 Difference]: Without dead ends: 299 [2021-02-23 13:02:55,898 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2021-02-23 13:02:55,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-02-23 13:02:55,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 242. [2021-02-23 13:02:55,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2021-02-23 13:02:55,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 292 transitions. [2021-02-23 13:02:55,981 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 292 transitions. Word has length 65 [2021-02-23 13:02:55,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:02:55,982 INFO L480 AbstractCegarLoop]: Abstraction has 242 states and 292 transitions. [2021-02-23 13:02:55,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 13:02:55,982 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 292 transitions. [2021-02-23 13:02:55,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-02-23 13:02:55,984 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:02:55,984 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 13:02:55,984 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-23 13:02:55,985 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:02:55,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:02:55,985 INFO L82 PathProgramCache]: Analyzing trace with hash -1948874103, now seen corresponding path program 1 times [2021-02-23 13:02:55,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:02:55,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556960834] [2021-02-23 13:02:55,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:02:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,059 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,060 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,063 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,064 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,065 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,066 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,066 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,069 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,069 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,070 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,081 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:56,464 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 13:02:56,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:02:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-23 13:02:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:56,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-23 13:02:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,555 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,556 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:56,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 13:02:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,562 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:56,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-23 13:02:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,566 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,567 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:56,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 13:02:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:56,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-23 13:02:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,603 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-23 13:02:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,611 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:56,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:02:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,616 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:56,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-02-23 13:02:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,626 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,627 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:02:56,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-02-23 13:02:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:02:56,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:02:56,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:02:56,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-23 13:02:56,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556960834] [2021-02-23 13:02:56,660 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:02:56,660 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-23 13:02:56,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012621891] [2021-02-23 13:02:56,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 13:02:56,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:02:56,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 13:02:56,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-23 13:02:56,662 INFO L87 Difference]: Start difference. First operand 242 states and 292 transitions. Second operand 9 states. [2021-02-23 13:02:57,206 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 13:02:58,193 WARN L202 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 13:02:58,938 WARN L202 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 13:02:59,344 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 13:02:59,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:02:59,480 INFO L93 Difference]: Finished difference Result 451 states and 591 transitions. [2021-02-23 13:02:59,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-23 13:02:59,481 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2021-02-23 13:02:59,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:02:59,482 INFO L225 Difference]: With dead ends: 451 [2021-02-23 13:02:59,482 INFO L226 Difference]: Without dead ends: 0 [2021-02-23 13:02:59,485 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-02-23 13:02:59,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-23 13:02:59,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-23 13:02:59,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-23 13:02:59,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-23 13:02:59,487 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2021-02-23 13:02:59,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:02:59,487 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-23 13:02:59,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 13:02:59,487 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-23 13:02:59,487 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-23 13:02:59,488 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-23 13:02:59,490 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-23 13:03:02,029 WARN L202 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2021-02-23 13:03:02,335 WARN L202 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-23 13:03:02,615 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2021-02-23 13:03:02,914 WARN L202 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-23 13:03:03,225 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-23 13:03:03,472 WARN L202 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2021-02-23 13:03:03,840 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 13:03:04,386 WARN L202 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 14 [2021-02-23 13:03:04,662 WARN L202 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-23 13:03:04,923 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-23 13:03:05,444 WARN L202 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2021-02-23 13:03:05,989 WARN L202 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2021-02-23 13:03:06,516 WARN L202 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2021-02-23 13:03:06,815 WARN L202 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2021-02-23 13:03:07,112 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2021-02-23 13:03:07,448 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-23 13:03:08,020 WARN L202 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2021-02-23 13:03:08,282 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-23 13:03:08,562 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-23 13:03:08,855 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-23 13:03:09,109 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-23 13:03:09,388 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-23 13:03:09,684 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-23 13:03:10,214 WARN L202 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2021-02-23 13:03:10,225 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-23 13:03:10,225 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-23 13:03:10,226 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-23 13:03:10,226 INFO L189 CegarLoopUtils]: For program point L571(lines 548 572) no Hoare annotation was computed. [2021-02-23 13:03:10,226 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 524 579) no Hoare annotation was computed. [2021-02-23 13:03:10,226 INFO L189 CegarLoopUtils]: For program point L555(lines 555 559) no Hoare annotation was computed. [2021-02-23 13:03:10,226 INFO L189 CegarLoopUtils]: For program point L555-1(lines 555 559) no Hoare annotation was computed. [2021-02-23 13:03:10,227 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 524 579) no Hoare annotation was computed. [2021-02-23 13:03:10,227 INFO L189 CegarLoopUtils]: For program point L550(line 550) no Hoare annotation was computed. [2021-02-23 13:03:10,227 INFO L189 CegarLoopUtils]: For program point L549-2(lines 549 570) no Hoare annotation was computed. [2021-02-23 13:03:10,227 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 524 579) no Hoare annotation was computed. [2021-02-23 13:03:10,227 INFO L189 CegarLoopUtils]: For program point L607(line 607) no Hoare annotation was computed. [2021-02-23 13:03:10,228 INFO L189 CegarLoopUtils]: For program point L606-2(lines 606 631) no Hoare annotation was computed. [2021-02-23 13:03:10,228 INFO L189 CegarLoopUtils]: For program point L632(lines 605 633) no Hoare annotation was computed. [2021-02-23 13:03:10,228 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 580 639) no Hoare annotation was computed. [2021-02-23 13:03:10,228 INFO L189 CegarLoopUtils]: For program point L625(line 625) no Hoare annotation was computed. [2021-02-23 13:03:10,228 INFO L189 CegarLoopUtils]: For program point L625-1(line 625) no Hoare annotation was computed. [2021-02-23 13:03:10,229 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 580 639) no Hoare annotation was computed. [2021-02-23 13:03:10,229 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 580 639) no Hoare annotation was computed. [2021-02-23 13:03:10,229 INFO L189 CegarLoopUtils]: For program point L612(lines 612 616) no Hoare annotation was computed. [2021-02-23 13:03:10,229 INFO L189 CegarLoopUtils]: For program point L612-1(lines 612 616) no Hoare annotation was computed. [2021-02-23 13:03:10,229 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 404 410) the Hoare annotation is: true [2021-02-23 13:03:10,230 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 404 410) no Hoare annotation was computed. [2021-02-23 13:03:10,230 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 411 419) no Hoare annotation was computed. [2021-02-23 13:03:10,230 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 411 419) the Hoare annotation is: true [2021-02-23 13:03:10,230 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 411 419) no Hoare annotation was computed. [2021-02-23 13:03:10,230 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 424 431) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-23 13:03:10,230 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1EXIT(lines 424 431) no Hoare annotation was computed. [2021-02-23 13:03:10,230 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1FINAL(lines 424 431) no Hoare annotation was computed. [2021-02-23 13:03:10,231 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 432 441) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2021-02-23 13:03:10,231 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2EXIT(lines 432 441) no Hoare annotation was computed. [2021-02-23 13:03:10,231 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2FINAL(lines 432 441) no Hoare annotation was computed. [2021-02-23 13:03:10,231 INFO L189 CegarLoopUtils]: For program point L437(line 437) no Hoare annotation was computed. [2021-02-23 13:03:10,231 INFO L189 CegarLoopUtils]: For program point L450-1(lines 442 470) no Hoare annotation was computed. [2021-02-23 13:03:10,231 INFO L192 CegarLoopUtils]: At program point L448(line 448) the Hoare annotation is: true [2021-02-23 13:03:10,231 INFO L189 CegarLoopUtils]: For program point L448-1(line 448) no Hoare annotation was computed. [2021-02-23 13:03:10,231 INFO L192 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 442 470) the Hoare annotation is: true [2021-02-23 13:03:10,232 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__3EXIT(lines 442 470) no Hoare annotation was computed. [2021-02-23 13:03:10,232 INFO L185 CegarLoopUtils]: At program point L457(line 457) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2021-02-23 13:03:10,232 INFO L189 CegarLoopUtils]: For program point L455(lines 455 461) no Hoare annotation was computed. [2021-02-23 13:03:10,232 INFO L189 CegarLoopUtils]: For program point L454(lines 454 464) no Hoare annotation was computed. [2021-02-23 13:03:10,232 INFO L192 CegarLoopUtils]: At program point L452(line 452) the Hoare annotation is: true [2021-02-23 13:03:10,232 INFO L189 CegarLoopUtils]: For program point L452-1(line 452) no Hoare annotation was computed. [2021-02-23 13:03:10,232 INFO L189 CegarLoopUtils]: For program point L450(lines 450 467) no Hoare annotation was computed. [2021-02-23 13:03:10,233 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 362 384) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,233 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 362 384) no Hoare annotation was computed. [2021-02-23 13:03:10,233 INFO L185 CegarLoopUtils]: At program point L374(line 374) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,233 INFO L185 CegarLoopUtils]: At program point L374-1(line 374) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,233 INFO L189 CegarLoopUtils]: For program point L372(lines 372 379) no Hoare annotation was computed. [2021-02-23 13:03:10,233 INFO L189 CegarLoopUtils]: For program point L372-1(lines 372 379) no Hoare annotation was computed. [2021-02-23 13:03:10,234 INFO L189 CegarLoopUtils]: For program point L370(line 370) no Hoare annotation was computed. [2021-02-23 13:03:10,234 INFO L185 CegarLoopUtils]: At program point L369(line 369) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,234 INFO L185 CegarLoopUtils]: At program point L368(line 368) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,234 INFO L185 CegarLoopUtils]: At program point L368-1(line 368) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,234 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 362 384) no Hoare annotation was computed. [2021-02-23 13:03:10,235 INFO L189 CegarLoopUtils]: For program point L321(line 321) no Hoare annotation was computed. [2021-02-23 13:03:10,235 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 316 339) no Hoare annotation was computed. [2021-02-23 13:03:10,235 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 316 339) no Hoare annotation was computed. [2021-02-23 13:03:10,235 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 316 339) no Hoare annotation was computed. [2021-02-23 13:03:10,235 INFO L189 CegarLoopUtils]: For program point L334(line 334) no Hoare annotation was computed. [2021-02-23 13:03:10,235 INFO L189 CegarLoopUtils]: For program point L333(line 333) no Hoare annotation was computed. [2021-02-23 13:03:10,235 INFO L189 CegarLoopUtils]: For program point L332(line 332) no Hoare annotation was computed. [2021-02-23 13:03:10,235 INFO L189 CegarLoopUtils]: For program point L331(line 331) no Hoare annotation was computed. [2021-02-23 13:03:10,236 INFO L189 CegarLoopUtils]: For program point L330(line 330) no Hoare annotation was computed. [2021-02-23 13:03:10,236 INFO L189 CegarLoopUtils]: For program point L329(line 329) no Hoare annotation was computed. [2021-02-23 13:03:10,236 INFO L189 CegarLoopUtils]: For program point L328(line 328) no Hoare annotation was computed. [2021-02-23 13:03:10,236 INFO L189 CegarLoopUtils]: For program point L327(line 327) no Hoare annotation was computed. [2021-02-23 13:03:10,236 INFO L189 CegarLoopUtils]: For program point L326(line 326) no Hoare annotation was computed. [2021-02-23 13:03:10,236 INFO L189 CegarLoopUtils]: For program point L325(line 325) no Hoare annotation was computed. [2021-02-23 13:03:10,236 INFO L189 CegarLoopUtils]: For program point L324(line 324) no Hoare annotation was computed. [2021-02-23 13:03:10,236 INFO L189 CegarLoopUtils]: For program point L323(line 323) no Hoare annotation was computed. [2021-02-23 13:03:10,236 INFO L189 CegarLoopUtils]: For program point L322(line 322) no Hoare annotation was computed. [2021-02-23 13:03:10,237 INFO L189 CegarLoopUtils]: For program point L193(lines 193 199) no Hoare annotation was computed. [2021-02-23 13:03:10,237 INFO L189 CegarLoopUtils]: For program point stopSystemEXIT(lines 189 203) no Hoare annotation was computed. [2021-02-23 13:03:10,237 INFO L185 CegarLoopUtils]: At program point stopSystemENTRY(lines 189 203) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2021-02-23 13:03:10,237 INFO L189 CegarLoopUtils]: For program point stopSystemFINAL(lines 189 203) no Hoare annotation was computed. [2021-02-23 13:03:10,237 INFO L185 CegarLoopUtils]: At program point L195(line 195) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-23 13:03:10,237 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 144 152) no Hoare annotation was computed. [2021-02-23 13:03:10,237 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 144 152) the Hoare annotation is: true [2021-02-23 13:03:10,238 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 144 152) no Hoare annotation was computed. [2021-02-23 13:03:10,238 INFO L189 CegarLoopUtils]: For program point L160(lines 160 168) no Hoare annotation was computed. [2021-02-23 13:03:10,238 INFO L189 CegarLoopUtils]: For program point L160-2(lines 160 168) no Hoare annotation was computed. [2021-02-23 13:03:10,238 INFO L189 CegarLoopUtils]: For program point L183(line 183) no Hoare annotation was computed. [2021-02-23 13:03:10,238 INFO L189 CegarLoopUtils]: For program point L183-1(line 183) no Hoare annotation was computed. [2021-02-23 13:03:10,238 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 153 188) no Hoare annotation was computed. [2021-02-23 13:03:10,238 INFO L189 CegarLoopUtils]: For program point L172(lines 172 180) no Hoare annotation was computed. [2021-02-23 13:03:10,238 INFO L189 CegarLoopUtils]: For program point L172-2(lines 172 180) no Hoare annotation was computed. [2021-02-23 13:03:10,239 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 153 188) no Hoare annotation was computed. [2021-02-23 13:03:10,239 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 153 188) no Hoare annotation was computed. [2021-02-23 13:03:10,239 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 397 403) no Hoare annotation was computed. [2021-02-23 13:03:10,239 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 397 403) the Hoare annotation is: true [2021-02-23 13:03:10,239 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 478 523) no Hoare annotation was computed. [2021-02-23 13:03:10,239 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 478 523) no Hoare annotation was computed. [2021-02-23 13:03:10,239 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 478 523) no Hoare annotation was computed. [2021-02-23 13:03:10,239 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 791 836) no Hoare annotation was computed. [2021-02-23 13:03:10,240 INFO L189 CegarLoopUtils]: For program point L811(lines 811 818) no Hoare annotation was computed. [2021-02-23 13:03:10,240 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 791 836) no Hoare annotation was computed. [2021-02-23 13:03:10,240 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 791 836) no Hoare annotation was computed. [2021-02-23 13:03:10,240 INFO L189 CegarLoopUtils]: For program point L805(lines 805 825) no Hoare annotation was computed. [2021-02-23 13:03:10,240 INFO L189 CegarLoopUtils]: For program point L805-1(lines 805 825) no Hoare annotation was computed. [2021-02-23 13:03:10,240 INFO L185 CegarLoopUtils]: At program point L353(line 353) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,240 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 348 358) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,241 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 348 358) no Hoare annotation was computed. [2021-02-23 13:03:10,241 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 348 358) no Hoare annotation was computed. [2021-02-23 13:03:10,241 INFO L192 CegarLoopUtils]: At program point isMethaneAlarmENTRY(lines 133 143) the Hoare annotation is: true [2021-02-23 13:03:10,241 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 133 143) no Hoare annotation was computed. [2021-02-23 13:03:10,241 INFO L192 CegarLoopUtils]: At program point L138(line 138) the Hoare annotation is: true [2021-02-23 13:03:10,241 INFO L189 CegarLoopUtils]: For program point L138-1(line 138) no Hoare annotation was computed. [2021-02-23 13:03:10,241 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 133 143) no Hoare annotation was computed. [2021-02-23 13:03:10,241 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 125 132) the Hoare annotation is: true [2021-02-23 13:03:10,241 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 125 132) no Hoare annotation was computed. [2021-02-23 13:03:10,242 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 125 132) no Hoare annotation was computed. [2021-02-23 13:03:10,242 INFO L189 CegarLoopUtils]: For program point L98-1(line 98) no Hoare annotation was computed. [2021-02-23 13:03:10,242 INFO L189 CegarLoopUtils]: For program point L96(lines 96 113) no Hoare annotation was computed. [2021-02-23 13:03:10,242 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 92 116) no Hoare annotation was computed. [2021-02-23 13:03:10,242 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 92 116) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,242 INFO L185 CegarLoopUtils]: At program point L111(line 111) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,242 INFO L189 CegarLoopUtils]: For program point L111-1(lines 92 116) no Hoare annotation was computed. [2021-02-23 13:03:10,242 INFO L185 CegarLoopUtils]: At program point L106(line 106) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,242 INFO L185 CegarLoopUtils]: At program point L102(line 102) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,243 INFO L189 CegarLoopUtils]: For program point L100(lines 100 108) no Hoare annotation was computed. [2021-02-23 13:03:10,243 INFO L185 CegarLoopUtils]: At program point L98(line 98) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,243 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 84 90) no Hoare annotation was computed. [2021-02-23 13:03:10,243 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 84 90) the Hoare annotation is: true [2021-02-23 13:03:10,243 INFO L189 CegarLoopUtils]: For program point L256(lines 256 271) no Hoare annotation was computed. [2021-02-23 13:03:10,243 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 216 283) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,243 INFO L185 CegarLoopUtils]: At program point L248(line 248) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-23 13:03:10,243 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 216 283) no Hoare annotation was computed. [2021-02-23 13:03:10,243 INFO L189 CegarLoopUtils]: For program point L246(lines 246 252) no Hoare annotation was computed. [2021-02-23 13:03:10,244 INFO L189 CegarLoopUtils]: For program point L246-1(lines 246 252) no Hoare annotation was computed. [2021-02-23 13:03:10,244 INFO L185 CegarLoopUtils]: At program point L273(lines 226 275) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-23 13:03:10,244 INFO L185 CegarLoopUtils]: At program point L238(line 238) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-23 13:03:10,244 INFO L189 CegarLoopUtils]: For program point L236(lines 236 242) no Hoare annotation was computed. [2021-02-23 13:03:10,244 INFO L189 CegarLoopUtils]: For program point L236-1(lines 236 242) no Hoare annotation was computed. [2021-02-23 13:03:10,244 INFO L189 CegarLoopUtils]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-02-23 13:03:10,244 INFO L185 CegarLoopUtils]: At program point L276(lines 225 277) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,245 INFO L185 CegarLoopUtils]: At program point L266(line 266) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-23 13:03:10,245 INFO L189 CegarLoopUtils]: For program point L264(lines 264 270) no Hoare annotation was computed. [2021-02-23 13:03:10,245 INFO L185 CegarLoopUtils]: At program point L264-1(lines 256 271) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-23 13:03:10,245 INFO L189 CegarLoopUtils]: For program point L227(lines 226 275) no Hoare annotation was computed. [2021-02-23 13:03:10,245 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 216 283) no Hoare annotation was computed. [2021-02-23 13:03:10,245 INFO L185 CegarLoopUtils]: At program point L258(line 258) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-23 13:03:10,245 INFO L189 CegarLoopUtils]: For program point L765(lines 765 772) no Hoare annotation was computed. [2021-02-23 13:03:10,246 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 745 790) no Hoare annotation was computed. [2021-02-23 13:03:10,246 INFO L189 CegarLoopUtils]: For program point L759(lines 759 779) no Hoare annotation was computed. [2021-02-23 13:03:10,246 INFO L189 CegarLoopUtils]: For program point L759-1(lines 759 779) no Hoare annotation was computed. [2021-02-23 13:03:10,246 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 745 790) no Hoare annotation was computed. [2021-02-23 13:03:10,246 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 745 790) no Hoare annotation was computed. [2021-02-23 13:03:10,246 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 894 916) no Hoare annotation was computed. [2021-02-23 13:03:10,246 INFO L189 CegarLoopUtils]: For program point L902(lines 902 910) no Hoare annotation was computed. [2021-02-23 13:03:10,246 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 894 916) no Hoare annotation was computed. [2021-02-23 13:03:10,246 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 894 916) no Hoare annotation was computed. [2021-02-23 13:03:10,247 INFO L189 CegarLoopUtils]: For program point L902-2(lines 902 910) no Hoare annotation was computed. [2021-02-23 13:03:10,247 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 387 396) no Hoare annotation was computed. [2021-02-23 13:03:10,247 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 387 396) no Hoare annotation was computed. [2021-02-23 13:03:10,247 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 387 396) no Hoare annotation was computed. [2021-02-23 13:03:10,247 INFO L189 CegarLoopUtils]: For program point L671(lines 671 687) no Hoare annotation was computed. [2021-02-23 13:03:10,247 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 642 744) no Hoare annotation was computed. [2021-02-23 13:03:10,247 INFO L189 CegarLoopUtils]: For program point L731(lines 731 738) no Hoare annotation was computed. [2021-02-23 13:03:10,247 INFO L189 CegarLoopUtils]: For program point L692(lines 691 711) no Hoare annotation was computed. [2021-02-23 13:03:10,247 INFO L189 CegarLoopUtils]: For program point L723(line 723) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point L723-1(line 723) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point L688(lines 688 729) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 642 744) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point L707(line 707) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point L707-1(line 707) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point L666(lines 666 670) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point L730(lines 730 741) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point L693(lines 693 697) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 642 744) no Hoare annotation was computed. [2021-02-23 13:03:10,248 INFO L189 CegarLoopUtils]: For program point L691-2(lines 691 711) no Hoare annotation was computed. [2021-02-23 13:03:10,249 INFO L189 CegarLoopUtils]: For program point L712(lines 690 713) no Hoare annotation was computed. [2021-02-23 13:03:10,249 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-23 13:03:10,249 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)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-23 13:03:10,249 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-23 13:03:10,249 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 117 124) no Hoare annotation was computed. [2021-02-23 13:03:10,250 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 117 124) no Hoare annotation was computed. [2021-02-23 13:03:10,250 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 117 124) no Hoare annotation was computed. [2021-02-23 13:03:10,250 INFO L192 CegarLoopUtils]: At program point getWaterLevelENTRY(lines 917 925) the Hoare annotation is: true [2021-02-23 13:03:10,250 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 917 925) no Hoare annotation was computed. [2021-02-23 13:03:10,250 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 917 925) no Hoare annotation was computed. [2021-02-23 13:03:10,250 INFO L189 CegarLoopUtils]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2021-02-23 13:03:10,250 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 873 884) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-23 13:03:10,250 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 873 884) no Hoare annotation was computed. [2021-02-23 13:03:10,250 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-23 13:03:10,250 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-23 13:03:10,250 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-23 13:03:10,251 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 885 893) the Hoare annotation is: true [2021-02-23 13:03:10,251 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 885 893) no Hoare annotation was computed. [2021-02-23 13:03:10,251 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 885 893) no Hoare annotation was computed. [2021-02-23 13:03:10,251 INFO L189 CegarLoopUtils]: For program point L64(lines 60 82) no Hoare annotation was computed. [2021-02-23 13:03:10,251 INFO L189 CegarLoopUtils]: For program point L62(lines 60 82) no Hoare annotation was computed. [2021-02-23 13:03:10,251 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 57 83) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,251 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 57 83) no Hoare annotation was computed. [2021-02-23 13:03:10,251 INFO L185 CegarLoopUtils]: At program point L73(line 73) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-23 13:03:10,252 INFO L185 CegarLoopUtils]: At program point L71(lines 71 77) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-02-23 13:03:10,252 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 57 83) no Hoare annotation was computed. [2021-02-23 13:03:10,252 INFO L185 CegarLoopUtils]: At program point L66(line 66) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-23 13:03:10,252 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 286 315) no Hoare annotation was computed. [2021-02-23 13:03:10,252 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 286 315) the Hoare annotation is: true [2021-02-23 13:03:10,252 INFO L192 CegarLoopUtils]: At program point L311(lines 286 315) the Hoare annotation is: true [2021-02-23 13:03:10,252 INFO L189 CegarLoopUtils]: For program point L307(line 307) no Hoare annotation was computed. [2021-02-23 13:03:10,252 INFO L189 CegarLoopUtils]: For program point L300(lines 300 304) no Hoare annotation was computed. [2021-02-23 13:03:10,253 INFO L192 CegarLoopUtils]: At program point L300-1(lines 300 304) the Hoare annotation is: true [2021-02-23 13:03:10,253 INFO L189 CegarLoopUtils]: For program point L297(line 297) no Hoare annotation was computed. [2021-02-23 13:03:10,253 INFO L192 CegarLoopUtils]: At program point L296-2(lines 296 310) the Hoare annotation is: true [2021-02-23 13:03:10,253 INFO L192 CegarLoopUtils]: At program point L292(line 292) the Hoare annotation is: true [2021-02-23 13:03:10,253 INFO L189 CegarLoopUtils]: For program point L292-1(line 292) no Hoare annotation was computed. [2021-02-23 13:03:10,253 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 849 860) the Hoare annotation is: true [2021-02-23 13:03:10,253 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 849 860) no Hoare annotation was computed. [2021-02-23 13:03:10,253 INFO L189 CegarLoopUtils]: For program point L853-1(lines 849 860) no Hoare annotation was computed. [2021-02-23 13:03:10,253 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 340 346) no Hoare annotation was computed. [2021-02-23 13:03:10,253 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 340 346) the Hoare annotation is: true [2021-02-23 13:03:10,254 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-23 13:03:10,254 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-02-23 13:03:10,254 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-23 13:03:10,254 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-23 13:03:10,254 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 204 211) no Hoare annotation was computed. [2021-02-23 13:03:10,254 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 204 211) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2021-02-23 13:03:10,254 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 204 211) no Hoare annotation was computed. [2021-02-23 13:03:10,254 INFO L189 CegarLoopUtils]: For program point L865-1(lines 861 872) no Hoare annotation was computed. [2021-02-23 13:03:10,254 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 861 872) no Hoare annotation was computed. [2021-02-23 13:03:10,255 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 861 872) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2021-02-23 13:03:10,255 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 838 845) no Hoare annotation was computed. [2021-02-23 13:03:10,255 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 842) no Hoare annotation was computed. [2021-02-23 13:03:10,255 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 838 845) the Hoare annotation is: true [2021-02-23 13:03:10,255 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 838 845) no Hoare annotation was computed. [2021-02-23 13:03:10,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 01:03:10 BoogieIcfgContainer [2021-02-23 13:03:10,272 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-23 13:03:10,273 INFO L168 Benchmark]: Toolchain (without parser) took 27051.69 ms. Allocated memory was 151.0 MB in the beginning and 377.5 MB in the end (delta: 226.5 MB). Free memory was 124.4 MB in the beginning and 161.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 225.5 MB. Max. memory is 8.0 GB. [2021-02-23 13:03:10,274 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 134.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 13:03:10,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.35 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 130.0 MB in the end (delta: -6.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 8.0 GB. [2021-02-23 13:03:10,275 INFO L168 Benchmark]: Boogie Preprocessor took 142.60 ms. Allocated memory is still 151.0 MB. Free memory was 130.0 MB in the beginning and 126.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-23 13:03:10,275 INFO L168 Benchmark]: RCFGBuilder took 1407.35 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 80.0 MB in the end (delta: 46.2 MB). Peak memory consumption was 49.1 MB. Max. memory is 8.0 GB. [2021-02-23 13:03:10,276 INFO L168 Benchmark]: TraceAbstraction took 24863.47 ms. Allocated memory was 151.0 MB in the beginning and 377.5 MB in the end (delta: 226.5 MB). Free memory was 79.5 MB in the beginning and 161.1 MB in the end (delta: -81.7 MB). Peak memory consumption was 179.9 MB. Max. memory is 8.0 GB. [2021-02-23 13:03:10,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 134.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 606.35 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 130.0 MB in the end (delta: -6.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 142.60 ms. Allocated memory is still 151.0 MB. Free memory was 130.0 MB in the beginning and 126.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1407.35 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 80.0 MB in the end (delta: 46.2 MB). Peak memory consumption was 49.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 24863.47 ms. Allocated memory was 151.0 MB in the beginning and 377.5 MB in the end (delta: 226.5 MB). Free memory was 79.5 MB in the beginning and 161.1 MB in the end (delta: -81.7 MB). Peak memory consumption was 179.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 842]: 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: 296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.0s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 438 SDtfs, 720 SDslu, 401 SDs, 0 SdLazy, 1551 SolverSat, 528 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 118 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 306 PreInvPairs, 359 NumberOfFragments, 711 HoareAnnotationTreeSize, 306 FomulaSimplifications, 27270 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 57 FomulaSimplificationsInter, 10826 FormulaSimplificationTreeSizeReductionInter, 8.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 78874 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...