/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_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:10:50,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:10:50,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:10:50,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:10:50,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:10:50,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:10:50,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:10:50,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:10:50,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:10:50,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:10:50,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:10:50,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:10:50,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:10:50,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:10:50,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:10:50,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:10:50,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:10:50,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:10:50,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:10:50,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:10:50,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:10:50,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:10:50,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:10:50,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:10:50,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:10:50,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:10:50,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:10:50,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:10:50,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:10:50,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:10:50,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:10:50,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:10:50,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:10:50,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:10:50,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:10:50,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:10:50,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:10:50,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:10:50,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:10:50,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:10:50,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:10:50,171 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 [2021-02-19 17:10:50,222 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:10:50,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:10:50,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:10:50,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:10:50,226 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:10:50,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:10:50,227 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:10:50,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:10:50,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:10:50,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:10:50,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:10:50,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:10:50,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:10:50,229 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:10:50,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:10:50,230 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:10:50,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:10:50,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:10:50,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:10:50,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:10:50,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:10:50,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:10:50,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:10:50,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:10:50,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:10:50,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:10:50,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:10:50,233 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:10:50,233 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:10:50,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:10:50,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:10:50,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:10:50,707 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:10:50,709 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:10:50,710 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2021-02-19 17:10:50,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/965366338/a960265c17cc4b5c889567d794af2984/FLAG3da733577 [2021-02-19 17:10:51,491 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:10:51,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2021-02-19 17:10:51,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/965366338/a960265c17cc4b5c889567d794af2984/FLAG3da733577 [2021-02-19 17:10:51,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/965366338/a960265c17cc4b5c889567d794af2984 [2021-02-19 17:10:51,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:10:51,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:10:51,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:10:51,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:10:51,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:10:51,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2593b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51, skipping insertion in model container [2021-02-19 17:10:51,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:10:51,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:10:52,115 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_product27.cil.c[13613,13626] [2021-02-19 17:10:52,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:10:52,156 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:10:52,223 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_product27.cil.c[13613,13626] [2021-02-19 17:10:52,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:10:52,326 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:10:52,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52 WrapperNode [2021-02-19 17:10:52,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:10:52,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:10:52,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:10:52,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:10:52,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52" (1/1) ... [2021-02-19 17:10:52,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52" (1/1) ... [2021-02-19 17:10:52,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52" (1/1) ... [2021-02-19 17:10:52,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52" (1/1) ... [2021-02-19 17:10:52,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52" (1/1) ... [2021-02-19 17:10:52,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52" (1/1) ... [2021-02-19 17:10:52,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52" (1/1) ... [2021-02-19 17:10:52,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:10:52,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:10:52,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:10:52,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:10:52,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52" (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 [2021-02-19 17:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-19 17:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 17:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2021-02-19 17:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-19 17:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-19 17:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-19 17:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-19 17:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:10:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:10:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 17:10:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-19 17:10:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2021-02-19 17:10:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:10:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:10:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:10:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:10:53,941 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:10:53,941 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:10:53,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:10:53 BoogieIcfgContainer [2021-02-19 17:10:53,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:10:53,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:10:53,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:10:53,948 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:10:53,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:10:51" (1/3) ... [2021-02-19 17:10:53,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335fd402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:10:53, skipping insertion in model container [2021-02-19 17:10:53,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:52" (2/3) ... [2021-02-19 17:10:53,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335fd402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:10:53, skipping insertion in model container [2021-02-19 17:10:53,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:10:53" (3/3) ... [2021-02-19 17:10:53,952 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product27.cil.c [2021-02-19 17:10:53,958 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:10:53,964 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:10:53,983 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:10:54,011 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:10:54,012 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:10:54,012 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:10:54,012 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:10:54,012 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:10:54,012 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:10:54,013 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:10:54,013 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:10:54,034 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2021-02-19 17:10:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-02-19 17:10:54,044 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:10:54,045 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] [2021-02-19 17:10:54,046 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:10:54,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:10:54,052 INFO L82 PathProgramCache]: Analyzing trace with hash 1522623734, now seen corresponding path program 1 times [2021-02-19 17:10:54,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:10:54,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788340636] [2021-02-19 17:10:54,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:10:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,426 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,429 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,119 WARN L202 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:10:55,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:10:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,173 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:10:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,177 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:10:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:10:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:10:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-19 17:10:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,230 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,235 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 17:10:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:10:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:10:55,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788340636] [2021-02-19 17:10:55,265 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:10:55,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:10:55,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735977545] [2021-02-19 17:10:55,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:10:55,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:10:55,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:10:55,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:10:55,288 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 4 states. [2021-02-19 17:10:56,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:10:56,706 INFO L93 Difference]: Finished difference Result 268 states and 349 transitions. [2021-02-19 17:10:56,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:10:56,708 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2021-02-19 17:10:56,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:10:56,721 INFO L225 Difference]: With dead ends: 268 [2021-02-19 17:10:56,722 INFO L226 Difference]: Without dead ends: 149 [2021-02-19 17:10:56,726 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:10:56,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2021-02-19 17:10:56,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 120. [2021-02-19 17:10:56,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2021-02-19 17:10:56,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2021-02-19 17:10:56,815 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2021-02-19 17:10:56,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:10:56,815 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2021-02-19 17:10:56,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:10:56,815 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2021-02-19 17:10:56,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-02-19 17:10:56,819 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:10:56,819 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] [2021-02-19 17:10:56,820 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:10:56,820 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:10:56,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:10:56,821 INFO L82 PathProgramCache]: Analyzing trace with hash 516666784, now seen corresponding path program 1 times [2021-02-19 17:10:56,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:10:56,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800574396] [2021-02-19 17:10:56,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:10:56,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:56,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:56,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:56,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:56,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:56,916 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:56,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,234 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:10:57,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:10:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:10:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,308 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,311 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:10:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,318 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,321 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:10:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,328 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,329 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:10:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-02-19 17:10:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,350 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,351 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,355 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,355 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-02-19 17:10:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,358 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,359 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-19 17:10:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,362 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:10:57,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800574396] [2021-02-19 17:10:57,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:10:57,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:10:57,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264015399] [2021-02-19 17:10:57,382 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:10:57,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:10:57,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:10:57,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:10:57,389 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 5 states. [2021-02-19 17:10:57,985 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:10:58,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:10:58,756 INFO L93 Difference]: Finished difference Result 207 states and 253 transitions. [2021-02-19 17:10:58,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:10:58,757 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2021-02-19 17:10:58,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:10:58,760 INFO L225 Difference]: With dead ends: 207 [2021-02-19 17:10:58,760 INFO L226 Difference]: Without dead ends: 139 [2021-02-19 17:10:58,761 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 17:10:58,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2021-02-19 17:10:58,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 111. [2021-02-19 17:10:58,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2021-02-19 17:10:58,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 129 transitions. [2021-02-19 17:10:58,806 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 129 transitions. Word has length 60 [2021-02-19 17:10:58,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:10:58,806 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 129 transitions. [2021-02-19 17:10:58,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:10:58,807 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 129 transitions. [2021-02-19 17:10:58,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-02-19 17:10:58,812 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:10:58,812 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] [2021-02-19 17:10:58,812 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:10:58,813 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:10:58,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:10:58,813 INFO L82 PathProgramCache]: Analyzing trace with hash -2095971147, now seen corresponding path program 1 times [2021-02-19 17:10:58,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:10:58,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009181488] [2021-02-19 17:10:58,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:10:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,954 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,954 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:58,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:58,959 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:58,963 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:58,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:10:58,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:10:58,977 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:10:58,978 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,978 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:59,306 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:10:59,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,340 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,341 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:10:59,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:10:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,346 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,346 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:59,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:10:59,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,349 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,349 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:59,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:10:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,365 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-19 17:10:59,367 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-19 17:10:59,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:10:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,391 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:59,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:10:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:59,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:10:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,416 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,416 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:59,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,419 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,424 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:59,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-02-19 17:10:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,427 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:59,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-02-19 17:10:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,432 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:59,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:10:59,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009181488] [2021-02-19 17:10:59,445 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:10:59,445 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:10:59,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205032015] [2021-02-19 17:10:59,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:10:59,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:10:59,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:10:59,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:10:59,448 INFO L87 Difference]: Start difference. First operand 111 states and 129 transitions. Second operand 9 states. [2021-02-19 17:10:59,929 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:11:00,353 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:00,706 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:01,058 WARN L202 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:02,101 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:11:03,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:11:03,512 INFO L93 Difference]: Finished difference Result 374 states and 465 transitions. [2021-02-19 17:11:03,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 17:11:03,513 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-02-19 17:11:03,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:11:03,518 INFO L225 Difference]: With dead ends: 374 [2021-02-19 17:11:03,518 INFO L226 Difference]: Without dead ends: 291 [2021-02-19 17:11:03,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2021-02-19 17:11:03,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2021-02-19 17:11:03,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 242. [2021-02-19 17:11:03,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2021-02-19 17:11:03,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 294 transitions. [2021-02-19 17:11:03,601 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 294 transitions. Word has length 64 [2021-02-19 17:11:03,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:11:03,601 INFO L480 AbstractCegarLoop]: Abstraction has 242 states and 294 transitions. [2021-02-19 17:11:03,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:11:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 294 transitions. [2021-02-19 17:11:03,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-02-19 17:11:03,627 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:11:03,627 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] [2021-02-19 17:11:03,627 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:11:03,628 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:11:03,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:11:03,628 INFO L82 PathProgramCache]: Analyzing trace with hash -416048949, now seen corresponding path program 1 times [2021-02-19 17:11:03,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:11:03,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523154476] [2021-02-19 17:11:03,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:11:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,745 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,746 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:03,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:03,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,751 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:03,751 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:03,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,753 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:03,753 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,754 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:03,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:03,759 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:03,765 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,766 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:04,116 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:11:04,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:04,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:11:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:04,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:11:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,173 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:04,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:11:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:04,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:11:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,182 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,183 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:04,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:11:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:04,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:11:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:04,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:11:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,246 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:04,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:04,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-02-19 17:11:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,256 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,257 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:04,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-02-19 17:11:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:04,262 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:04,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:04,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 17:11:04,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523154476] [2021-02-19 17:11:04,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:11:04,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:11:04,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836133431] [2021-02-19 17:11:04,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:11:04,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:11:04,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:11:04,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:11:04,291 INFO L87 Difference]: Start difference. First operand 242 states and 294 transitions. Second operand 9 states. [2021-02-19 17:11:04,835 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:11:05,587 WARN L202 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:06,346 WARN L202 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:06,729 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:06,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:11:06,933 INFO L93 Difference]: Finished difference Result 430 states and 556 transitions. [2021-02-19 17:11:06,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 17:11:06,934 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2021-02-19 17:11:06,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:11:06,935 INFO L225 Difference]: With dead ends: 430 [2021-02-19 17:11:06,935 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:11:06,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-02-19 17:11:06,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:11:06,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:11:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:11:06,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:11:06,940 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2021-02-19 17:11:06,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:11:06,941 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:11:06,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:11:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:11:06,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:11:06,941 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:11:06,943 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:11:08,923 WARN L202 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2021-02-19 17:11:09,157 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:09,436 WARN L202 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2021-02-19 17:11:09,690 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2021-02-19 17:11:09,965 WARN L202 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2021-02-19 17:11:10,216 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-19 17:11:10,564 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:11:11,073 WARN L202 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 14 [2021-02-19 17:11:11,310 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-19 17:11:11,573 WARN L202 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-19 17:11:12,059 WARN L202 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2021-02-19 17:11:12,556 WARN L202 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2021-02-19 17:11:12,812 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:13,285 WARN L202 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2021-02-19 17:11:13,770 WARN L202 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2021-02-19 17:11:14,048 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:14,318 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-19 17:11:14,565 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:11:14,829 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:15,098 WARN L202 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:15,380 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:15,701 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-19 17:11:16,224 WARN L202 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2021-02-19 17:11:16,246 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:11:16,246 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:11:16,246 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:11:16,246 INFO L189 CegarLoopUtils]: For program point L215(lines 215 219) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point L215-1(lines 215 219) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 184 239) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point L210(line 210) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point L209-2(lines 209 230) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point L231(lines 208 232) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 184 239) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 184 239) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point L285(line 285) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point L285-1(line 285) no Hoare annotation was computed. [2021-02-19 17:11:16,247 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 240 299) no Hoare annotation was computed. [2021-02-19 17:11:16,248 INFO L189 CegarLoopUtils]: For program point L272(lines 272 276) no Hoare annotation was computed. [2021-02-19 17:11:16,248 INFO L189 CegarLoopUtils]: For program point L272-1(lines 272 276) no Hoare annotation was computed. [2021-02-19 17:11:16,248 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 240 299) no Hoare annotation was computed. [2021-02-19 17:11:16,248 INFO L189 CegarLoopUtils]: For program point L267(line 267) no Hoare annotation was computed. [2021-02-19 17:11:16,248 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 240 299) no Hoare annotation was computed. [2021-02-19 17:11:16,248 INFO L189 CegarLoopUtils]: For program point L266-2(lines 266 291) no Hoare annotation was computed. [2021-02-19 17:11:16,248 INFO L189 CegarLoopUtils]: For program point L292(lines 265 293) no Hoare annotation was computed. [2021-02-19 17:11:16,249 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2021-02-19 17:11:16,249 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2021-02-19 17:11:16,249 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2021-02-19 17:11:16,249 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2021-02-19 17:11:16,249 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2021-02-19 17:11:16,250 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 84 91) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:11:16,250 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1EXIT(lines 84 91) no Hoare annotation was computed. [2021-02-19 17:11:16,250 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1FINAL(lines 84 91) no Hoare annotation was computed. [2021-02-19 17:11:16,250 INFO L189 CegarLoopUtils]: For program point L97(line 97) no Hoare annotation was computed. [2021-02-19 17:11:16,250 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 92 101) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2021-02-19 17:11:16,250 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2EXIT(lines 92 101) no Hoare annotation was computed. [2021-02-19 17:11:16,250 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2FINAL(lines 92 101) no Hoare annotation was computed. [2021-02-19 17:11:16,250 INFO L185 CegarLoopUtils]: At program point L117(line 117) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2021-02-19 17:11:16,251 INFO L189 CegarLoopUtils]: For program point L115(lines 115 121) no Hoare annotation was computed. [2021-02-19 17:11:16,251 INFO L189 CegarLoopUtils]: For program point L114(lines 114 124) no Hoare annotation was computed. [2021-02-19 17:11:16,251 INFO L192 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 102 130) the Hoare annotation is: true [2021-02-19 17:11:16,251 INFO L192 CegarLoopUtils]: At program point L112(line 112) the Hoare annotation is: true [2021-02-19 17:11:16,251 INFO L189 CegarLoopUtils]: For program point L112-1(line 112) no Hoare annotation was computed. [2021-02-19 17:11:16,251 INFO L189 CegarLoopUtils]: For program point L110(lines 110 127) no Hoare annotation was computed. [2021-02-19 17:11:16,251 INFO L189 CegarLoopUtils]: For program point L110-1(lines 102 130) no Hoare annotation was computed. [2021-02-19 17:11:16,251 INFO L192 CegarLoopUtils]: At program point L108(line 108) the Hoare annotation is: true [2021-02-19 17:11:16,251 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__3EXIT(lines 102 130) no Hoare annotation was computed. [2021-02-19 17:11:16,251 INFO L189 CegarLoopUtils]: For program point L108-1(line 108) no Hoare annotation was computed. [2021-02-19 17:11:16,252 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 678 700) 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))) [2021-02-19 17:11:16,252 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 678 700) no Hoare annotation was computed. [2021-02-19 17:11:16,252 INFO L185 CegarLoopUtils]: At program point L690(line 690) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |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))) [2021-02-19 17:11:16,252 INFO L185 CegarLoopUtils]: At program point L690-1(line 690) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |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))) [2021-02-19 17:11:16,252 INFO L189 CegarLoopUtils]: For program point L688(lines 688 695) no Hoare annotation was computed. [2021-02-19 17:11:16,253 INFO L189 CegarLoopUtils]: For program point L688-1(lines 688 695) no Hoare annotation was computed. [2021-02-19 17:11:16,253 INFO L189 CegarLoopUtils]: For program point L686(line 686) no Hoare annotation was computed. [2021-02-19 17:11:16,253 INFO L185 CegarLoopUtils]: At program point L685(line 685) 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))) [2021-02-19 17:11:16,253 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 678 700) no Hoare annotation was computed. [2021-02-19 17:11:16,253 INFO L185 CegarLoopUtils]: At program point L684(line 684) 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))) [2021-02-19 17:11:16,253 INFO L185 CegarLoopUtils]: At program point L684-1(line 684) 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))) [2021-02-19 17:11:16,253 INFO L189 CegarLoopUtils]: For program point L641(line 641) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point L640(line 640) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 635 658) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 635 658) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 635 658) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point L653(line 653) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point L652(line 652) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point L651(line 651) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point L650(line 650) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point L649(line 649) no Hoare annotation was computed. [2021-02-19 17:11:16,254 INFO L189 CegarLoopUtils]: For program point L648(line 648) no Hoare annotation was computed. [2021-02-19 17:11:16,255 INFO L189 CegarLoopUtils]: For program point L647(line 647) no Hoare annotation was computed. [2021-02-19 17:11:16,255 INFO L189 CegarLoopUtils]: For program point L646(line 646) no Hoare annotation was computed. [2021-02-19 17:11:16,255 INFO L189 CegarLoopUtils]: For program point L645(line 645) no Hoare annotation was computed. [2021-02-19 17:11:16,255 INFO L189 CegarLoopUtils]: For program point L644(line 644) no Hoare annotation was computed. [2021-02-19 17:11:16,255 INFO L189 CegarLoopUtils]: For program point L643(line 643) no Hoare annotation was computed. [2021-02-19 17:11:16,255 INFO L189 CegarLoopUtils]: For program point L642(line 642) no Hoare annotation was computed. [2021-02-19 17:11:16,255 INFO L189 CegarLoopUtils]: For program point stopSystemEXIT(lines 944 958) no Hoare annotation was computed. [2021-02-19 17:11:16,255 INFO L185 CegarLoopUtils]: At program point L950(line 950) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 17:11:16,255 INFO L185 CegarLoopUtils]: At program point stopSystemENTRY(lines 944 958) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2021-02-19 17:11:16,255 INFO L189 CegarLoopUtils]: For program point stopSystemFINAL(lines 944 958) no Hoare annotation was computed. [2021-02-19 17:11:16,255 INFO L189 CegarLoopUtils]: For program point L948(lines 948 954) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 880 888) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 880 888) the Hoare annotation is: true [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 880 888) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L192 CegarLoopUtils]: At program point isLowWaterLevelENTRY(lines 925 943) the Hoare annotation is: true [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point L934(lines 934 938) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelEXIT(lines 925 943) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L192 CegarLoopUtils]: At program point L932(line 932) the Hoare annotation is: true [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point L934-2(lines 934 938) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point L932-1(line 932) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelFINAL(lines 925 943) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point L919(line 919) no Hoare annotation was computed. [2021-02-19 17:11:16,256 INFO L189 CegarLoopUtils]: For program point L919-1(line 919) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 889 924) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point L908(lines 908 916) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point L908-2(lines 908 916) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 889 924) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 889 924) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 138 183) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 138 183) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 138 183) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 451 496) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point L471(lines 471 478) no Hoare annotation was computed. [2021-02-19 17:11:16,257 INFO L189 CegarLoopUtils]: For program point L465(lines 465 485) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point L465-1(lines 465 485) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 451 496) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 451 496) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L185 CegarLoopUtils]: At program point L672(line 672) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:16,258 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 667 677) 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))) [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 667 677) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 667 677) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmENTRY(lines 869 879) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 869 879) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point L874(line 874) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point L874-1(line 874) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 869 879) no Hoare annotation was computed. [2021-02-19 17:11:16,258 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 861 868) the Hoare annotation is: true [2021-02-19 17:11:16,259 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 861 868) no Hoare annotation was computed. [2021-02-19 17:11:16,259 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 861 868) no Hoare annotation was computed. [2021-02-19 17:11:16,259 INFO L185 CegarLoopUtils]: At program point L829(line 829) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:16,259 INFO L189 CegarLoopUtils]: For program point L829-1(lines 810 834) no Hoare annotation was computed. [2021-02-19 17:11:16,259 INFO L185 CegarLoopUtils]: At program point L824(line 824) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:16,259 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 810 834) no Hoare annotation was computed. [2021-02-19 17:11:16,259 INFO L185 CegarLoopUtils]: At program point L820(line 820) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:16,259 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 810 834) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:16,259 INFO L189 CegarLoopUtils]: For program point L818(lines 818 826) no Hoare annotation was computed. [2021-02-19 17:11:16,259 INFO L185 CegarLoopUtils]: At program point L816(line 816) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:16,259 INFO L189 CegarLoopUtils]: For program point L816-1(line 816) no Hoare annotation was computed. [2021-02-19 17:11:16,259 INFO L189 CegarLoopUtils]: For program point L814(lines 814 831) no Hoare annotation was computed. [2021-02-19 17:11:16,259 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 802 808) no Hoare annotation was computed. [2021-02-19 17:11:16,260 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 802 808) the Hoare annotation is: true [2021-02-19 17:11:16,260 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 703 768) 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))) [2021-02-19 17:11:16,260 INFO L185 CegarLoopUtils]: At program point L735(line 735) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:11:16,260 INFO L189 CegarLoopUtils]: For program point L733(lines 733 739) no Hoare annotation was computed. [2021-02-19 17:11:16,260 INFO L189 CegarLoopUtils]: For program point L733-1(lines 733 739) no Hoare annotation was computed. [2021-02-19 17:11:16,260 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 703 768) no Hoare annotation was computed. [2021-02-19 17:11:16,260 INFO L185 CegarLoopUtils]: At program point L758(lines 713 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:11:16,260 INFO L185 CegarLoopUtils]: At program point L725(line 725) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:11:16,260 INFO L189 CegarLoopUtils]: For program point L723(lines 723 729) no Hoare annotation was computed. [2021-02-19 17:11:16,260 INFO L189 CegarLoopUtils]: For program point L723-1(lines 723 729) no Hoare annotation was computed. [2021-02-19 17:11:16,260 INFO L189 CegarLoopUtils]: For program point L715(lines 715 719) no Hoare annotation was computed. [2021-02-19 17:11:16,260 INFO L185 CegarLoopUtils]: At program point L761(lines 712 762) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:16,261 INFO L185 CegarLoopUtils]: At program point L751(line 751) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point L749(lines 749 755) no Hoare annotation was computed. [2021-02-19 17:11:16,261 INFO L185 CegarLoopUtils]: At program point L749-1(lines 743 756) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point L714(lines 713 760) no Hoare annotation was computed. [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point L743(lines 743 756) no Hoare annotation was computed. [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 703 768) no Hoare annotation was computed. [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 405 450) no Hoare annotation was computed. [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 405 450) no Hoare annotation was computed. [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 405 450) no Hoare annotation was computed. [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point L425(lines 425 432) no Hoare annotation was computed. [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point L419(lines 419 439) no Hoare annotation was computed. [2021-02-19 17:11:16,261 INFO L189 CegarLoopUtils]: For program point L419-1(lines 419 439) no Hoare annotation was computed. [2021-02-19 17:11:16,262 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 835 842) no Hoare annotation was computed. [2021-02-19 17:11:16,262 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 835 842) no Hoare annotation was computed. [2021-02-19 17:11:16,262 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 835 842) no Hoare annotation was computed. [2021-02-19 17:11:16,262 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryFINAL(lines 583 591) no Hoare annotation was computed. [2021-02-19 17:11:16,262 INFO L192 CegarLoopUtils]: At program point isLowWaterSensorDryENTRY(lines 583 591) the Hoare annotation is: true [2021-02-19 17:11:16,262 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryEXIT(lines 583 591) no Hoare annotation was computed. [2021-02-19 17:11:16,262 INFO L189 CegarLoopUtils]: For program point L559(lines 559 567) no Hoare annotation was computed. [2021-02-19 17:11:16,262 INFO L189 CegarLoopUtils]: For program point L559-2(lines 559 567) no Hoare annotation was computed. [2021-02-19 17:11:16,262 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 551 573) no Hoare annotation was computed. [2021-02-19 17:11:16,262 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 551 573) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 551 573) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point L353(lines 353 357) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 302 404) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point L351-2(lines 351 371) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point L372(lines 350 373) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point L331(lines 331 347) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point L391(lines 391 398) no Hoare annotation was computed. [2021-02-19 17:11:16,263 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 302 404) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point L352(lines 351 371) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point L383(line 383) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point L383-1(line 383) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point L348(lines 348 389) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 302 404) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point L367(line 367) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point L367-1(line 367) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point L326(lines 326 330) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point L390(lines 390 401) no Hoare annotation was computed. [2021-02-19 17:11:16,264 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:11:16,265 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2021-02-19 17:11:16,265 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:11:16,265 INFO L189 CegarLoopUtils]: For program point L849(line 849) no Hoare annotation was computed. [2021-02-19 17:11:16,265 INFO L189 CegarLoopUtils]: For program point L849-1(line 849) no Hoare annotation was computed. [2021-02-19 17:11:16,265 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 844 860) no Hoare annotation was computed. [2021-02-19 17:11:16,265 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 844 860) no Hoare annotation was computed. [2021-02-19 17:11:16,265 INFO L189 CegarLoopUtils]: For program point L855(line 855) no Hoare annotation was computed. [2021-02-19 17:11:16,266 INFO L189 CegarLoopUtils]: For program point L855-1(lines 844 860) no Hoare annotation was computed. [2021-02-19 17:11:16,266 INFO L189 CegarLoopUtils]: For program point L851(lines 851 857) no Hoare annotation was computed. [2021-02-19 17:11:16,266 INFO L192 CegarLoopUtils]: At program point getWaterLevelENTRY(lines 574 582) the Hoare annotation is: true [2021-02-19 17:11:16,266 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 574 582) no Hoare annotation was computed. [2021-02-19 17:11:16,266 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 574 582) no Hoare annotation was computed. [2021-02-19 17:11:16,266 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:11:16,266 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:11:16,266 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:11:16,266 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 530 541) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:11:16,266 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 530 541) no Hoare annotation was computed. [2021-02-19 17:11:16,266 INFO L189 CegarLoopUtils]: For program point L534-1(lines 530 541) no Hoare annotation was computed. [2021-02-19 17:11:16,267 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalENTRY(lines 542 550) no Hoare annotation was computed. [2021-02-19 17:11:16,267 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 542 550) no Hoare annotation was computed. [2021-02-19 17:11:16,267 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 542 550) no Hoare annotation was computed. [2021-02-19 17:11:16,267 INFO L185 CegarLoopUtils]: At program point L791(line 791) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:16,267 INFO L185 CegarLoopUtils]: At program point L789(lines 789 795) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-02-19 17:11:16,267 INFO L185 CegarLoopUtils]: At program point L784(line 784) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 17:11:16,267 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 775 801) 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))) [2021-02-19 17:11:16,267 INFO L189 CegarLoopUtils]: For program point L782(lines 778 800) no Hoare annotation was computed. [2021-02-19 17:11:16,268 INFO L189 CegarLoopUtils]: For program point L780(lines 778 800) no Hoare annotation was computed. [2021-02-19 17:11:16,268 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 775 801) no Hoare annotation was computed. [2021-02-19 17:11:16,268 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 775 801) no Hoare annotation was computed. [2021-02-19 17:11:16,268 INFO L189 CegarLoopUtils]: For program point L610-1(line 610) no Hoare annotation was computed. [2021-02-19 17:11:16,268 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 604 633) no Hoare annotation was computed. [2021-02-19 17:11:16,268 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 604 633) the Hoare annotation is: true [2021-02-19 17:11:16,268 INFO L192 CegarLoopUtils]: At program point L629(lines 604 633) the Hoare annotation is: true [2021-02-19 17:11:16,268 INFO L189 CegarLoopUtils]: For program point L625(line 625) no Hoare annotation was computed. [2021-02-19 17:11:16,268 INFO L189 CegarLoopUtils]: For program point L618(lines 618 622) no Hoare annotation was computed. [2021-02-19 17:11:16,268 INFO L192 CegarLoopUtils]: At program point L618-1(lines 618 622) the Hoare annotation is: true [2021-02-19 17:11:16,268 INFO L189 CegarLoopUtils]: For program point L615(line 615) no Hoare annotation was computed. [2021-02-19 17:11:16,269 INFO L192 CegarLoopUtils]: At program point L614-2(lines 614 628) the Hoare annotation is: true [2021-02-19 17:11:16,269 INFO L192 CegarLoopUtils]: At program point L610(line 610) the Hoare annotation is: true [2021-02-19 17:11:16,269 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 506 517) the Hoare annotation is: true [2021-02-19 17:11:16,269 INFO L189 CegarLoopUtils]: For program point L510-1(lines 506 517) no Hoare annotation was computed. [2021-02-19 17:11:16,269 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 506 517) no Hoare annotation was computed. [2021-02-19 17:11:16,269 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 659 665) no Hoare annotation was computed. [2021-02-19 17:11:16,269 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 659 665) the Hoare annotation is: true [2021-02-19 17:11:16,269 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:11:16,269 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-02-19 17:11:16,269 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:11:16,270 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:11:16,270 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 518 529) no Hoare annotation was computed. [2021-02-19 17:11:16,270 INFO L189 CegarLoopUtils]: For program point L522-1(lines 518 529) no Hoare annotation was computed. [2021-02-19 17:11:16,270 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 518 529) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2021-02-19 17:11:16,270 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 593 600) no Hoare annotation was computed. [2021-02-19 17:11:16,270 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-02-19 17:11:16,270 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 593 600) the Hoare annotation is: true [2021-02-19 17:11:16,270 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 593 600) no Hoare annotation was computed. [2021-02-19 17:11:16,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:11:16 BoogieIcfgContainer [2021-02-19 17:11:16,286 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:11:16,287 INFO L168 Benchmark]: Toolchain (without parser) took 24492.74 ms. Allocated memory was 152.0 MB in the beginning and 357.6 MB in the end (delta: 205.5 MB). Free memory was 125.4 MB in the beginning and 254.8 MB in the end (delta: -129.4 MB). Peak memory consumption was 211.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:16,288 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 152.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:11:16,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.99 ms. Allocated memory is still 152.0 MB. Free memory was 124.3 MB in the beginning and 102.6 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:16,289 INFO L168 Benchmark]: Boogie Preprocessor took 102.43 ms. Allocated memory is still 152.0 MB. Free memory was 102.4 MB in the beginning and 98.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:16,289 INFO L168 Benchmark]: RCFGBuilder took 1511.43 ms. Allocated memory is still 152.0 MB. Free memory was 98.5 MB in the beginning and 80.0 MB in the end (delta: 18.6 MB). Peak memory consumption was 40.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:16,290 INFO L168 Benchmark]: TraceAbstraction took 22341.23 ms. Allocated memory was 152.0 MB in the beginning and 357.6 MB in the end (delta: 205.5 MB). Free memory was 79.4 MB in the beginning and 254.8 MB in the end (delta: -175.3 MB). Peak memory consumption was 163.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:16,292 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 152.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 520.99 ms. Allocated memory is still 152.0 MB. Free memory was 124.3 MB in the beginning and 102.6 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 102.43 ms. Allocated memory is still 152.0 MB. Free memory was 102.4 MB in the beginning and 98.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1511.43 ms. Allocated memory is still 152.0 MB. Free memory was 98.5 MB in the beginning and 80.0 MB in the end (delta: 18.6 MB). Peak memory consumption was 40.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 22341.23 ms. Allocated memory was 152.0 MB in the beginning and 357.6 MB in the end (delta: 205.5 MB). Free memory was 79.4 MB in the beginning and 254.8 MB in the end (delta: -175.3 MB). Peak memory consumption was 163.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 597]: 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: 712]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.9s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 430 SDtfs, 651 SDslu, 393 SDs, 0 SdLazy, 1527 SolverSat, 412 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 5.1s 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 106 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 286 PreInvPairs, 325 NumberOfFragments, 687 HoareAnnotationTreeSize, 286 FomulaSimplifications, 14464 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 55 FomulaSimplificationsInter, 10621 FormulaSimplificationTreeSizeReductionInter, 7.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 78274 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...