/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:00:30,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:00:30,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:00:30,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:00:30,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:00:30,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:00:30,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:00:30,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:00:30,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:00:30,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:00:30,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:00:30,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:00:30,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:00:30,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:00:30,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:00:30,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:00:30,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:00:30,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:00:30,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:00:30,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:00:30,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:00:30,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:00:30,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:00:30,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:00:30,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:00:30,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:00:30,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:00:30,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:00:30,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:00:30,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:00:30,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:00:30,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:00:30,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:00:30,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:00:30,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:00:30,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:00:30,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:00:30,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:00:30,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:00:30,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:00:30,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:00:30,606 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 17:00:30,662 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:00:30,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:00:30,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:00:30,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:00:30,667 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:00:30,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:00:30,668 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:00:30,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:00:30,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:00:30,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:00:30,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:00:30,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:00:30,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:00:30,670 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:00:30,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:00:30,671 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:00:30,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:00:30,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:00:30,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:00:30,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:00:30,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:00:30,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:00:30,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:00:30,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:00:30,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:00:30,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:00:30,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:00:30,673 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:00:30,674 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:00:31,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:00:31,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:00:31,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:00:31,123 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:00:31,124 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:00:31,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c [2021-02-19 17:00:31,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d1c0beb/a1f49c8700d5478381b3c2f0a9d1a6d2/FLAG1d1dbf0c3 [2021-02-19 17:00:32,002 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:00:32,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c [2021-02-19 17:00:32,016 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d1c0beb/a1f49c8700d5478381b3c2f0a9d1a6d2/FLAG1d1dbf0c3 [2021-02-19 17:00:32,301 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d1c0beb/a1f49c8700d5478381b3c2f0a9d1a6d2 [2021-02-19 17:00:32,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:00:32,321 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:00:32,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:32,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:00:32,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:00:32,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:32" (1/1) ... [2021-02-19 17:00:32,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@304ee403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32, skipping insertion in model container [2021-02-19 17:00:32,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:32" (1/1) ... [2021-02-19 17:00:32,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:00:32,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:00:32,713 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c[17127,17140] [2021-02-19 17:00:32,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:32,749 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:00:32,852 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c[17127,17140] [2021-02-19 17:00:32,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:32,911 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:00:32,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32 WrapperNode [2021-02-19 17:00:32,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:32,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:00:32,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:00:32,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:00:32,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32" (1/1) ... [2021-02-19 17:00:32,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32" (1/1) ... [2021-02-19 17:00:32,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32" (1/1) ... [2021-02-19 17:00:32,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32" (1/1) ... [2021-02-19 17:00:32,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32" (1/1) ... [2021-02-19 17:00:33,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32" (1/1) ... [2021-02-19 17:00:33,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32" (1/1) ... [2021-02-19 17:00:33,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:00:33,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:00:33,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:00:33,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:00:33,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32" (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 17:00:33,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:00:33,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:00:33,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:33,114 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:00:33,115 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:00:33,115 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 17:00:33,115 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-02-19 17:00:33,115 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:00:33,115 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:00:33,115 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:00:33,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:00:33,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:00:33,116 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:00:33,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-19 17:00:33,116 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-19 17:00:33,116 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-19 17:00:33,117 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:00:33,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:33,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:33,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:33,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:00:33,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:00:33,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:00:33,118 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:00:33,118 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:00:33,118 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:00:33,118 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:00:33,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:00:33,118 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:00:33,119 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:00:33,119 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:00:33,119 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:00:33,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:33,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:33,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:00:33,119 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:00:33,120 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:00:33,120 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:00:33,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:00:33,120 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:00:33,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:00:33,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-19 17:00:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:00:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:00:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:00:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:00:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:00:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:00:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:00:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:00:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:00:33,122 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-19 17:00:33,122 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:00:33,122 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:00:33,122 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:00:33,122 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:00:33,122 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:00:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-19 17:00:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-19 17:00:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:00:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 17:00:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-19 17:00:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-02-19 17:00:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:00:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:00:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:00:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:00:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:00:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:00:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:00:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:00:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:00:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:00:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:00:33,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:33,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:00:33,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:33,126 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:33,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:00:33,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:00:33,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:00:33,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:00:33,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:00:33,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:00:33,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:00:33,127 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:00:33,127 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:00:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:00:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:00:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:00:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:00:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:00:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:00:33,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:00:33,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:00:34,324 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:00:34,325 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:00:34,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:34 BoogieIcfgContainer [2021-02-19 17:00:34,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:00:34,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:00:34,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:00:34,332 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:00:34,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:00:32" (1/3) ... [2021-02-19 17:00:34,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b53d6d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:34, skipping insertion in model container [2021-02-19 17:00:34,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:32" (2/3) ... [2021-02-19 17:00:34,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b53d6d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:34, skipping insertion in model container [2021-02-19 17:00:34,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:34" (3/3) ... [2021-02-19 17:00:34,336 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product24.cil.c [2021-02-19 17:00:34,343 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:00:34,348 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:00:34,367 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:00:34,394 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:00:34,394 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:00:34,395 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:00:34,395 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:00:34,395 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:00:34,395 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:00:34,395 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:00:34,395 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:00:34,417 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2021-02-19 17:00:34,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-19 17:00:34,427 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:34,428 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:34,429 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:34,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:34,435 INFO L82 PathProgramCache]: Analyzing trace with hash -381526843, now seen corresponding path program 1 times [2021-02-19 17:00:34,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:34,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110169841] [2021-02-19 17:00:34,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,841 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,842 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:34,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,843 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,176 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:35,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,233 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,237 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,249 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-19 17:00:35,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,254 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,259 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,260 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:35,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110169841] [2021-02-19 17:00:35,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:35,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:00:35,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710393434] [2021-02-19 17:00:35,282 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:00:35,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:35,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:00:35,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:35,299 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 4 states. [2021-02-19 17:00:36,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:36,610 INFO L93 Difference]: Finished difference Result 303 states and 400 transitions. [2021-02-19 17:00:36,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:00:36,613 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-19 17:00:36,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:36,626 INFO L225 Difference]: With dead ends: 303 [2021-02-19 17:00:36,627 INFO L226 Difference]: Without dead ends: 170 [2021-02-19 17:00:36,631 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:36,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2021-02-19 17:00:36,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 134. [2021-02-19 17:00:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2021-02-19 17:00:36,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2021-02-19 17:00:36,731 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2021-02-19 17:00:36,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:36,731 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2021-02-19 17:00:36,731 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:00:36,732 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2021-02-19 17:00:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-19 17:00:36,735 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:36,735 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:36,736 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:00:36,736 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:36,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:36,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1526065931, now seen corresponding path program 1 times [2021-02-19 17:00:36,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:36,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220026678] [2021-02-19 17:00:36,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:36,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:36,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:36,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:36,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:36,889 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:36,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:37,255 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:37,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:37,307 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:37,308 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:37,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:37,313 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:37,315 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:37,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:37,318 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:37,319 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:37,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:37,323 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:37,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:37,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:37,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:37,328 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:37,328 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:37,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:37,340 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:37,341 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:37,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:00:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:37,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:37,346 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:37,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:00:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:37,350 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:37,351 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:37,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:37,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220026678] [2021-02-19 17:00:37,362 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:37,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:00:37,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163713105] [2021-02-19 17:00:37,365 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:00:37,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:37,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:00:37,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:00:37,367 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 5 states. [2021-02-19 17:00:37,985 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:00:39,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:39,148 INFO L93 Difference]: Finished difference Result 238 states and 299 transitions. [2021-02-19 17:00:39,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:00:39,148 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-19 17:00:39,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:39,152 INFO L225 Difference]: With dead ends: 238 [2021-02-19 17:00:39,152 INFO L226 Difference]: Without dead ends: 160 [2021-02-19 17:00:39,154 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 17:00:39,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2021-02-19 17:00:39,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 125. [2021-02-19 17:00:39,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2021-02-19 17:00:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2021-02-19 17:00:39,211 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2021-02-19 17:00:39,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:39,211 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2021-02-19 17:00:39,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:00:39,212 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2021-02-19 17:00:39,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-02-19 17:00:39,214 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:39,214 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:39,214 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:00:39,215 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:39,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:39,215 INFO L82 PathProgramCache]: Analyzing trace with hash 52987126, now seen corresponding path program 1 times [2021-02-19 17:00:39,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:39,216 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878837843] [2021-02-19 17:00:39,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,304 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,309 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,310 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,315 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,316 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:39,323 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,323 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:39,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:39,325 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,326 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:39,689 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:39,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,727 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:00:39,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,733 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:39,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:39,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,759 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:39,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,775 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:39,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,778 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,779 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:39,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-19 17:00:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,782 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,782 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:39,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:39,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878837843] [2021-02-19 17:00:39,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:39,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:39,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74308264] [2021-02-19 17:00:39,817 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:39,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:39,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:39,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:39,818 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 9 states. [2021-02-19 17:00:40,348 WARN L202 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:40,881 WARN L202 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:41,309 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:41,728 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:42,847 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:00:44,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:44,979 INFO L93 Difference]: Finished difference Result 427 states and 544 transitions. [2021-02-19 17:00:44,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 17:00:44,980 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2021-02-19 17:00:44,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:44,985 INFO L225 Difference]: With dead ends: 427 [2021-02-19 17:00:44,985 INFO L226 Difference]: Without dead ends: 330 [2021-02-19 17:00:44,987 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2021-02-19 17:00:44,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-02-19 17:00:45,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 261. [2021-02-19 17:00:45,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2021-02-19 17:00:45,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 320 transitions. [2021-02-19 17:00:45,100 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 320 transitions. Word has length 57 [2021-02-19 17:00:45,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:45,101 INFO L480 AbstractCegarLoop]: Abstraction has 261 states and 320 transitions. [2021-02-19 17:00:45,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:45,101 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 320 transitions. [2021-02-19 17:00:45,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-02-19 17:00:45,104 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:45,105 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:45,105 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:00:45,105 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:45,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:45,106 INFO L82 PathProgramCache]: Analyzing trace with hash -842003925, now seen corresponding path program 1 times [2021-02-19 17:00:45,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:45,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028904875] [2021-02-19 17:00:45,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,181 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,182 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,194 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,195 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,202 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,527 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:45,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,586 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,587 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,605 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,608 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,609 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:45,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,620 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,621 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:00:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-02-19 17:00:45,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,645 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-19 17:00:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,674 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:45,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028904875] [2021-02-19 17:00:45,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:45,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:45,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305854002] [2021-02-19 17:00:45,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:45,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:45,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:45,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:45,696 INFO L87 Difference]: Start difference. First operand 261 states and 320 transitions. Second operand 9 states. [2021-02-19 17:00:46,261 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:47,731 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:48,283 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:48,696 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:49,176 WARN L202 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:50,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:50,565 INFO L93 Difference]: Finished difference Result 840 states and 1128 transitions. [2021-02-19 17:00:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 17:00:50,566 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2021-02-19 17:00:50,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:50,572 INFO L225 Difference]: With dead ends: 840 [2021-02-19 17:00:50,572 INFO L226 Difference]: Without dead ends: 607 [2021-02-19 17:00:50,576 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-02-19 17:00:50,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2021-02-19 17:00:50,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 470. [2021-02-19 17:00:50,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2021-02-19 17:00:50,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 580 transitions. [2021-02-19 17:00:50,734 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 580 transitions. Word has length 62 [2021-02-19 17:00:50,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:50,735 INFO L480 AbstractCegarLoop]: Abstraction has 470 states and 580 transitions. [2021-02-19 17:00:50,735 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:50,735 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 580 transitions. [2021-02-19 17:00:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-02-19 17:00:50,739 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:50,739 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:50,740 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:00:50,740 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:50,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:50,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1319590023, now seen corresponding path program 1 times [2021-02-19 17:00:50,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:50,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413557870] [2021-02-19 17:00:50,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:50,799 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:50,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:50,803 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:50,804 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:50,804 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:50,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:50,805 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:50,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:50,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:50,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:50,808 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:50,810 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:50,811 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:50,811 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:50,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:50,821 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:50,827 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:50,827 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:51,152 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:51,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:51,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:51,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:51,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:51,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:51,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,237 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,237 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:51,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-19 17:00:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:51,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-02-19 17:00:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,274 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,275 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:51,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-19 17:00:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,279 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:51,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-02-19 17:00:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:51,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:51,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:51,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:51,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413557870] [2021-02-19 17:00:51,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:51,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-19 17:00:51,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892097258] [2021-02-19 17:00:51,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-19 17:00:51,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:51,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-19 17:00:51,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-19 17:00:51,322 INFO L87 Difference]: Start difference. First operand 470 states and 580 transitions. Second operand 10 states. [2021-02-19 17:00:51,859 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:53,240 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:53,711 WARN L202 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:54,160 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:54,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:54,949 INFO L93 Difference]: Finished difference Result 891 states and 1209 transitions. [2021-02-19 17:00:54,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 17:00:54,950 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2021-02-19 17:00:54,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:54,951 INFO L225 Difference]: With dead ends: 891 [2021-02-19 17:00:54,951 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:00:54,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2021-02-19 17:00:54,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:00:54,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:00:54,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:00:54,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:00:54,956 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2021-02-19 17:00:54,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:54,957 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:00:54,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-19 17:00:54,957 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:00:54,957 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:00:54,957 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-19 17:00:54,960 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:00:55,262 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 6 [2021-02-19 17:00:55,545 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2021-02-19 17:00:57,303 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 6 [2021-02-19 17:01:00,481 WARN L202 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2021-02-19 17:01:00,751 WARN L202 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:01:01,308 WARN L202 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2021-02-19 17:01:01,648 WARN L202 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:01:02,217 WARN L202 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2021-02-19 17:01:02,817 WARN L202 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2021-02-19 17:01:03,109 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2021-02-19 17:01:03,697 WARN L202 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2021-02-19 17:01:04,278 WARN L202 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2021-02-19 17:01:04,628 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:01:05,200 WARN L202 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2021-02-19 17:01:05,548 WARN L202 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-19 17:01:06,085 WARN L202 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 8 [2021-02-19 17:01:06,384 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:01:06,696 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:01:07,238 WARN L202 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2021-02-19 17:01:07,776 WARN L202 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2021-02-19 17:01:08,311 WARN L202 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2021-02-19 17:01:08,877 WARN L202 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2021-02-19 17:01:09,248 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:01:09,544 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-19 17:01:09,828 WARN L202 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:01:10,109 WARN L202 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:01:10,381 WARN L202 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2021-02-19 17:01:11,001 WARN L202 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 11 [2021-02-19 17:01:11,552 WARN L202 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2021-02-19 17:01:11,834 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:01:11,838 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:01:11,838 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:01:11,839 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:01:11,839 INFO L189 CegarLoopUtils]: For program point L410(lines 410 414) no Hoare annotation was computed. [2021-02-19 17:01:11,839 INFO L189 CegarLoopUtils]: For program point L410-1(lines 410 414) no Hoare annotation was computed. [2021-02-19 17:01:11,839 INFO L189 CegarLoopUtils]: For program point L405(line 405) no Hoare annotation was computed. [2021-02-19 17:01:11,839 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 379 434) no Hoare annotation was computed. [2021-02-19 17:01:11,840 INFO L189 CegarLoopUtils]: For program point L404-2(lines 404 425) no Hoare annotation was computed. [2021-02-19 17:01:11,840 INFO L189 CegarLoopUtils]: For program point L426(lines 403 427) no Hoare annotation was computed. [2021-02-19 17:01:11,840 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 379 434) no Hoare annotation was computed. [2021-02-19 17:01:11,840 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 379 434) no Hoare annotation was computed. [2021-02-19 17:01:11,840 INFO L189 CegarLoopUtils]: For program point L480(line 480) no Hoare annotation was computed. [2021-02-19 17:01:11,840 INFO L189 CegarLoopUtils]: For program point L480-1(line 480) no Hoare annotation was computed. [2021-02-19 17:01:11,840 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 435 494) no Hoare annotation was computed. [2021-02-19 17:01:11,841 INFO L189 CegarLoopUtils]: For program point L467(lines 467 471) no Hoare annotation was computed. [2021-02-19 17:01:11,841 INFO L189 CegarLoopUtils]: For program point L467-1(lines 467 471) no Hoare annotation was computed. [2021-02-19 17:01:11,841 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 435 494) no Hoare annotation was computed. [2021-02-19 17:01:11,841 INFO L189 CegarLoopUtils]: For program point L462(line 462) no Hoare annotation was computed. [2021-02-19 17:01:11,841 INFO L189 CegarLoopUtils]: For program point L461-2(lines 461 486) no Hoare annotation was computed. [2021-02-19 17:01:11,841 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 435 494) no Hoare annotation was computed. [2021-02-19 17:01:11,841 INFO L189 CegarLoopUtils]: For program point L487(lines 460 488) no Hoare annotation was computed. [2021-02-19 17:01:11,841 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 714 720) the Hoare annotation is: true [2021-02-19 17:01:11,841 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 714 720) no Hoare annotation was computed. [2021-02-19 17:01:11,842 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 721 729) no Hoare annotation was computed. [2021-02-19 17:01:11,842 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 721 729) the Hoare annotation is: true [2021-02-19 17:01:11,842 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 721 729) no Hoare annotation was computed. [2021-02-19 17:01:11,842 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 805 827) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:11,842 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 805 827) no Hoare annotation was computed. [2021-02-19 17:01:11,842 INFO L185 CegarLoopUtils]: At program point L817(line 817) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~7 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:01:11,843 INFO L185 CegarLoopUtils]: At program point L817-1(line 817) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~7 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:01:11,843 INFO L189 CegarLoopUtils]: For program point L815(lines 815 822) no Hoare annotation was computed. [2021-02-19 17:01:11,843 INFO L189 CegarLoopUtils]: For program point L815-1(lines 815 822) no Hoare annotation was computed. [2021-02-19 17:01:11,843 INFO L189 CegarLoopUtils]: For program point L813(line 813) no Hoare annotation was computed. [2021-02-19 17:01:11,843 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 805 827) no Hoare annotation was computed. [2021-02-19 17:01:11,843 INFO L185 CegarLoopUtils]: At program point L812(line 812) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:11,843 INFO L185 CegarLoopUtils]: At program point L811(line 811) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:11,844 INFO L185 CegarLoopUtils]: At program point L811-1(line 811) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:11,844 INFO L189 CegarLoopUtils]: For program point L769(line 769) no Hoare annotation was computed. [2021-02-19 17:01:11,844 INFO L189 CegarLoopUtils]: For program point L768(line 768) no Hoare annotation was computed. [2021-02-19 17:01:11,844 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 762 785) no Hoare annotation was computed. [2021-02-19 17:01:11,844 INFO L189 CegarLoopUtils]: For program point L767(line 767) no Hoare annotation was computed. [2021-02-19 17:01:11,844 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 762 785) no Hoare annotation was computed. [2021-02-19 17:01:11,844 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 762 785) no Hoare annotation was computed. [2021-02-19 17:01:11,844 INFO L189 CegarLoopUtils]: For program point L780(line 780) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L779(line 779) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L778(line 778) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L777(line 777) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L776(line 776) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L775(line 775) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L774(line 774) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L773(line 773) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L772(line 772) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L771(line 771) no Hoare annotation was computed. [2021-02-19 17:01:11,845 INFO L189 CegarLoopUtils]: For program point L770(line 770) no Hoare annotation was computed. [2021-02-19 17:01:11,846 INFO L189 CegarLoopUtils]: For program point stopSystemEXIT(lines 231 245) no Hoare annotation was computed. [2021-02-19 17:01:11,846 INFO L185 CegarLoopUtils]: At program point L237(line 237) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 17:01:11,846 INFO L189 CegarLoopUtils]: For program point L235(lines 235 241) no Hoare annotation was computed. [2021-02-19 17:01:11,846 INFO L185 CegarLoopUtils]: At program point stopSystemENTRY(lines 231 245) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2021-02-19 17:01:11,846 INFO L189 CegarLoopUtils]: For program point stopSystemFINAL(lines 231 245) no Hoare annotation was computed. [2021-02-19 17:01:11,846 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 167 175) no Hoare annotation was computed. [2021-02-19 17:01:11,846 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 167 175) the Hoare annotation is: true [2021-02-19 17:01:11,846 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 167 175) no Hoare annotation was computed. [2021-02-19 17:01:11,847 INFO L189 CegarLoopUtils]: For program point L221(lines 221 225) no Hoare annotation was computed. [2021-02-19 17:01:11,847 INFO L192 CegarLoopUtils]: At program point L219(line 219) the Hoare annotation is: true [2021-02-19 17:01:11,847 INFO L189 CegarLoopUtils]: For program point L221-2(lines 221 225) no Hoare annotation was computed. [2021-02-19 17:01:11,847 INFO L189 CegarLoopUtils]: For program point L219-1(line 219) no Hoare annotation was computed. [2021-02-19 17:01:11,847 INFO L192 CegarLoopUtils]: At program point isLowWaterLevelENTRY(lines 212 230) the Hoare annotation is: true [2021-02-19 17:01:11,847 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelEXIT(lines 212 230) no Hoare annotation was computed. [2021-02-19 17:01:11,847 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelFINAL(lines 212 230) no Hoare annotation was computed. [2021-02-19 17:01:11,847 INFO L189 CegarLoopUtils]: For program point L195-2(lines 195 203) no Hoare annotation was computed. [2021-02-19 17:01:11,847 INFO L189 CegarLoopUtils]: For program point L183(lines 183 191) no Hoare annotation was computed. [2021-02-19 17:01:11,847 INFO L189 CegarLoopUtils]: For program point L183-2(lines 183 191) no Hoare annotation was computed. [2021-02-19 17:01:11,848 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 176 211) no Hoare annotation was computed. [2021-02-19 17:01:11,848 INFO L189 CegarLoopUtils]: For program point L206(line 206) no Hoare annotation was computed. [2021-02-19 17:01:11,848 INFO L189 CegarLoopUtils]: For program point L206-1(line 206) no Hoare annotation was computed. [2021-02-19 17:01:11,848 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 176 211) no Hoare annotation was computed. [2021-02-19 17:01:11,848 INFO L189 CegarLoopUtils]: For program point L195(lines 195 203) no Hoare annotation was computed. [2021-02-19 17:01:11,848 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 176 211) no Hoare annotation was computed. [2021-02-19 17:01:11,848 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 707 713) no Hoare annotation was computed. [2021-02-19 17:01:11,848 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 707 713) the Hoare annotation is: true [2021-02-19 17:01:11,848 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 333 378) no Hoare annotation was computed. [2021-02-19 17:01:11,849 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 333 378) no Hoare annotation was computed. [2021-02-19 17:01:11,849 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 333 378) no Hoare annotation was computed. [2021-02-19 17:01:11,849 INFO L189 CegarLoopUtils]: For program point L666(lines 666 673) no Hoare annotation was computed. [2021-02-19 17:01:11,849 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 646 691) no Hoare annotation was computed. [2021-02-19 17:01:11,849 INFO L189 CegarLoopUtils]: For program point L660(lines 660 680) no Hoare annotation was computed. [2021-02-19 17:01:11,849 INFO L189 CegarLoopUtils]: For program point L660-1(lines 660 680) no Hoare annotation was computed. [2021-02-19 17:01:11,849 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 646 691) no Hoare annotation was computed. [2021-02-19 17:01:11,849 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 646 691) no Hoare annotation was computed. [2021-02-19 17:01:11,849 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 794 804) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:11,850 INFO L185 CegarLoopUtils]: At program point L799(line 799) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:11,850 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 794 804) no Hoare annotation was computed. [2021-02-19 17:01:11,850 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 794 804) no Hoare annotation was computed. [2021-02-19 17:01:11,850 INFO L192 CegarLoopUtils]: At program point L161(line 161) the Hoare annotation is: true [2021-02-19 17:01:11,850 INFO L189 CegarLoopUtils]: For program point L161-1(line 161) no Hoare annotation was computed. [2021-02-19 17:01:11,850 INFO L192 CegarLoopUtils]: At program point isMethaneAlarmENTRY(lines 156 166) the Hoare annotation is: true [2021-02-19 17:01:11,850 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 156 166) no Hoare annotation was computed. [2021-02-19 17:01:11,850 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 156 166) no Hoare annotation was computed. [2021-02-19 17:01:11,851 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 148 155) the Hoare annotation is: true [2021-02-19 17:01:11,851 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 148 155) no Hoare annotation was computed. [2021-02-19 17:01:11,851 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 148 155) no Hoare annotation was computed. [2021-02-19 17:01:11,851 INFO L185 CegarLoopUtils]: At program point L129(line 129) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,851 INFO L185 CegarLoopUtils]: At program point L125(line 125) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,851 INFO L189 CegarLoopUtils]: For program point L123(lines 123 131) no Hoare annotation was computed. [2021-02-19 17:01:11,851 INFO L185 CegarLoopUtils]: At program point L121(line 121) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,851 INFO L189 CegarLoopUtils]: For program point L121-1(line 121) no Hoare annotation was computed. [2021-02-19 17:01:11,851 INFO L189 CegarLoopUtils]: For program point L119(lines 119 136) no Hoare annotation was computed. [2021-02-19 17:01:11,852 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 115 139) no Hoare annotation was computed. [2021-02-19 17:01:11,852 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 115 139) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,852 INFO L185 CegarLoopUtils]: At program point L134(line 134) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,852 INFO L189 CegarLoopUtils]: For program point L134-1(lines 115 139) no Hoare annotation was computed. [2021-02-19 17:01:11,852 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 81 87) no Hoare annotation was computed. [2021-02-19 17:01:11,852 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 81 87) the Hoare annotation is: true [2021-02-19 17:01:11,852 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 258 325) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:11,852 INFO L185 CegarLoopUtils]: At program point L318(lines 267 319) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:11,853 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 258 325) no Hoare annotation was computed. [2021-02-19 17:01:11,853 INFO L185 CegarLoopUtils]: At program point L308(line 308) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:11,853 INFO L189 CegarLoopUtils]: For program point L306(lines 306 312) no Hoare annotation was computed. [2021-02-19 17:01:11,853 INFO L185 CegarLoopUtils]: At program point L306-1(lines 298 313) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:11,853 INFO L189 CegarLoopUtils]: For program point L269(lines 268 317) no Hoare annotation was computed. [2021-02-19 17:01:11,853 INFO L185 CegarLoopUtils]: At program point L300(line 300) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:11,853 INFO L189 CegarLoopUtils]: For program point L298(lines 298 313) no Hoare annotation was computed. [2021-02-19 17:01:11,854 INFO L185 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:11,854 INFO L189 CegarLoopUtils]: For program point L288(lines 288 294) no Hoare annotation was computed. [2021-02-19 17:01:11,854 INFO L189 CegarLoopUtils]: For program point L288-1(lines 288 294) no Hoare annotation was computed. [2021-02-19 17:01:11,854 INFO L185 CegarLoopUtils]: At program point L315(lines 268 317) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:11,854 INFO L185 CegarLoopUtils]: At program point L280(line 280) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:11,854 INFO L189 CegarLoopUtils]: For program point L278(lines 278 284) no Hoare annotation was computed. [2021-02-19 17:01:11,854 INFO L189 CegarLoopUtils]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2021-02-19 17:01:11,854 INFO L189 CegarLoopUtils]: For program point L270(lines 270 274) no Hoare annotation was computed. [2021-02-19 17:01:11,855 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 258 325) no Hoare annotation was computed. [2021-02-19 17:01:11,855 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 600 645) no Hoare annotation was computed. [2021-02-19 17:01:11,855 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 600 645) no Hoare annotation was computed. [2021-02-19 17:01:11,855 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 600 645) no Hoare annotation was computed. [2021-02-19 17:01:11,855 INFO L189 CegarLoopUtils]: For program point L620(lines 620 627) no Hoare annotation was computed. [2021-02-19 17:01:11,855 INFO L189 CegarLoopUtils]: For program point L614(lines 614 634) no Hoare annotation was computed. [2021-02-19 17:01:11,855 INFO L189 CegarLoopUtils]: For program point L614-1(lines 614 634) no Hoare annotation was computed. [2021-02-19 17:01:11,855 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryFINAL(lines 958 966) no Hoare annotation was computed. [2021-02-19 17:01:11,855 INFO L192 CegarLoopUtils]: At program point isLowWaterSensorDryENTRY(lines 958 966) the Hoare annotation is: true [2021-02-19 17:01:11,855 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryEXIT(lines 958 966) no Hoare annotation was computed. [2021-02-19 17:01:11,856 INFO L185 CegarLoopUtils]: At program point L854(line 854) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2021-02-19 17:01:11,856 INFO L189 CegarLoopUtils]: For program point L852(lines 852 858) no Hoare annotation was computed. [2021-02-19 17:01:11,856 INFO L189 CegarLoopUtils]: For program point L851(lines 851 861) no Hoare annotation was computed. [2021-02-19 17:01:11,856 INFO L185 CegarLoopUtils]: At program point L849(line 849) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2021-02-19 17:01:11,856 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 839 867) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:01:11,856 INFO L189 CegarLoopUtils]: For program point L849-1(line 849) no Hoare annotation was computed. [2021-02-19 17:01:11,856 INFO L189 CegarLoopUtils]: For program point L847(lines 847 864) no Hoare annotation was computed. [2021-02-19 17:01:11,856 INFO L189 CegarLoopUtils]: For program point L847-1(lines 839 867) no Hoare annotation was computed. [2021-02-19 17:01:11,856 INFO L185 CegarLoopUtils]: At program point L845(line 845) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:01:11,857 INFO L189 CegarLoopUtils]: For program point L845-1(line 845) no Hoare annotation was computed. [2021-02-19 17:01:11,857 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 839 867) no Hoare annotation was computed. [2021-02-19 17:01:11,857 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 926 948) no Hoare annotation was computed. [2021-02-19 17:01:11,857 INFO L189 CegarLoopUtils]: For program point L934(lines 934 942) no Hoare annotation was computed. [2021-02-19 17:01:11,857 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 926 948) no Hoare annotation was computed. [2021-02-19 17:01:11,857 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 926 948) no Hoare annotation was computed. [2021-02-19 17:01:11,857 INFO L189 CegarLoopUtils]: For program point L934-2(lines 934 942) no Hoare annotation was computed. [2021-02-19 17:01:11,857 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 831 838) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:01:11,857 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 831 838) no Hoare annotation was computed. [2021-02-19 17:01:11,858 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 831 838) no Hoare annotation was computed. [2021-02-19 17:01:11,858 INFO L189 CegarLoopUtils]: For program point L578-1(line 578) no Hoare annotation was computed. [2021-02-19 17:01:11,858 INFO L189 CegarLoopUtils]: For program point L543(lines 543 584) no Hoare annotation was computed. [2021-02-19 17:01:11,858 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 497 599) no Hoare annotation was computed. [2021-02-19 17:01:11,858 INFO L189 CegarLoopUtils]: For program point L562(line 562) no Hoare annotation was computed. [2021-02-19 17:01:11,858 INFO L189 CegarLoopUtils]: For program point L562-1(line 562) no Hoare annotation was computed. [2021-02-19 17:01:11,858 INFO L189 CegarLoopUtils]: For program point L521(lines 521 525) no Hoare annotation was computed. [2021-02-19 17:01:11,858 INFO L189 CegarLoopUtils]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-02-19 17:01:11,858 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 497 599) no Hoare annotation was computed. [2021-02-19 17:01:11,859 INFO L189 CegarLoopUtils]: For program point L548(lines 548 552) no Hoare annotation was computed. [2021-02-19 17:01:11,859 INFO L189 CegarLoopUtils]: For program point L546-2(lines 546 566) no Hoare annotation was computed. [2021-02-19 17:01:11,859 INFO L189 CegarLoopUtils]: For program point L567(lines 545 568) no Hoare annotation was computed. [2021-02-19 17:01:11,859 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 497 599) no Hoare annotation was computed. [2021-02-19 17:01:11,859 INFO L189 CegarLoopUtils]: For program point L526(lines 526 542) no Hoare annotation was computed. [2021-02-19 17:01:11,859 INFO L189 CegarLoopUtils]: For program point L586(lines 586 593) no Hoare annotation was computed. [2021-02-19 17:01:11,859 INFO L189 CegarLoopUtils]: For program point L547(lines 546 566) no Hoare annotation was computed. [2021-02-19 17:01:11,859 INFO L189 CegarLoopUtils]: For program point L578(line 578) no Hoare annotation was computed. [2021-02-19 17:01:11,859 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 697 706) no Hoare annotation was computed. [2021-02-19 17:01:11,860 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 697 706) no Hoare annotation was computed. [2021-02-19 17:01:11,860 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 697 706) no Hoare annotation was computed. [2021-02-19 17:01:11,860 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:01:11,860 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2021-02-19 17:01:11,860 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:01:11,860 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 140 147) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 140 147) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 140 147) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 949 957) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 949 957) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 949 957) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point L909-1(lines 905 916) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 905 916) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 905 916) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:01:11,861 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:01:11,862 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 917 925) the Hoare annotation is: true [2021-02-19 17:01:11,862 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 917 925) no Hoare annotation was computed. [2021-02-19 17:01:11,862 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 917 925) no Hoare annotation was computed. [2021-02-19 17:01:11,862 INFO L185 CegarLoopUtils]: At program point L63(line 63) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 17:01:11,862 INFO L189 CegarLoopUtils]: For program point L61(lines 60 79) no Hoare annotation was computed. [2021-02-19 17:01:11,862 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 57 80) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,862 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 57 80) no Hoare annotation was computed. [2021-02-19 17:01:11,862 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 57 80) no Hoare annotation was computed. [2021-02-19 17:01:11,863 INFO L185 CegarLoopUtils]: At program point L70(line 70) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,863 INFO L185 CegarLoopUtils]: At program point L68(lines 68 74) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,863 INFO L189 CegarLoopUtils]: For program point L738-1(line 738) no Hoare annotation was computed. [2021-02-19 17:01:11,863 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 732 761) no Hoare annotation was computed. [2021-02-19 17:01:11,863 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 732 761) the Hoare annotation is: true [2021-02-19 17:01:11,863 INFO L192 CegarLoopUtils]: At program point L757(lines 732 761) the Hoare annotation is: true [2021-02-19 17:01:11,863 INFO L189 CegarLoopUtils]: For program point L753(line 753) no Hoare annotation was computed. [2021-02-19 17:01:11,863 INFO L189 CegarLoopUtils]: For program point L746(lines 746 750) no Hoare annotation was computed. [2021-02-19 17:01:11,863 INFO L192 CegarLoopUtils]: At program point L746-1(lines 746 750) the Hoare annotation is: true [2021-02-19 17:01:11,864 INFO L189 CegarLoopUtils]: For program point L743(line 743) no Hoare annotation was computed. [2021-02-19 17:01:11,864 INFO L192 CegarLoopUtils]: At program point L742-2(lines 742 756) the Hoare annotation is: true [2021-02-19 17:01:11,864 INFO L192 CegarLoopUtils]: At program point L738(line 738) the Hoare annotation is: true [2021-02-19 17:01:11,864 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 881 892) the Hoare annotation is: true [2021-02-19 17:01:11,864 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 881 892) no Hoare annotation was computed. [2021-02-19 17:01:11,864 INFO L189 CegarLoopUtils]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2021-02-19 17:01:11,864 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 786 792) no Hoare annotation was computed. [2021-02-19 17:01:11,864 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 786 792) the Hoare annotation is: true [2021-02-19 17:01:11,864 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:01:11,865 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-02-19 17:01:11,865 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:01:11,865 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:01:11,865 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 246 253) no Hoare annotation was computed. [2021-02-19 17:01:11,865 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 246 253) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2021-02-19 17:01:11,865 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 246 253) no Hoare annotation was computed. [2021-02-19 17:01:11,865 INFO L189 CegarLoopUtils]: For program point L897-1(lines 893 904) no Hoare annotation was computed. [2021-02-19 17:01:11,865 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 893 904) no Hoare annotation was computed. [2021-02-19 17:01:11,865 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 893 904) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2021-02-19 17:01:11,865 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 869 876) no Hoare annotation was computed. [2021-02-19 17:01:11,866 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2021-02-19 17:01:11,866 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 869 876) the Hoare annotation is: true [2021-02-19 17:01:11,866 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 869 876) no Hoare annotation was computed. [2021-02-19 17:01:11,866 INFO L189 CegarLoopUtils]: For program point L97(lines 97 105) no Hoare annotation was computed. [2021-02-19 17:01:11,866 INFO L185 CegarLoopUtils]: At program point L95(line 95) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,866 INFO L189 CegarLoopUtils]: For program point L95-1(line 95) no Hoare annotation was computed. [2021-02-19 17:01:11,866 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 89 113) no Hoare annotation was computed. [2021-02-19 17:01:11,866 INFO L189 CegarLoopUtils]: For program point L93(lines 93 110) no Hoare annotation was computed. [2021-02-19 17:01:11,866 INFO L185 CegarLoopUtils]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 89 113) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,867 INFO L185 CegarLoopUtils]: At program point L108(line 108) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,867 INFO L189 CegarLoopUtils]: For program point L108-1(lines 89 113) no Hoare annotation was computed. [2021-02-19 17:01:11,867 INFO L185 CegarLoopUtils]: At program point L103(line 103) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,867 INFO L185 CegarLoopUtils]: At program point L99(line 99) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:11,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:01:11 BoogieIcfgContainer [2021-02-19 17:01:11,883 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:01:11,885 INFO L168 Benchmark]: Toolchain (without parser) took 39578.09 ms. Allocated memory was 151.0 MB in the beginning and 558.9 MB in the end (delta: 407.9 MB). Free memory was 125.1 MB in the beginning and 378.8 MB in the end (delta: -253.7 MB). Peak memory consumption was 341.4 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:11,885 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:01:11,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.73 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 102.9 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:11,886 INFO L168 Benchmark]: Boogie Preprocessor took 106.51 ms. Allocated memory is still 151.0 MB. Free memory was 102.9 MB in the beginning and 131.9 MB in the end (delta: -29.0 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:11,886 INFO L168 Benchmark]: RCFGBuilder took 1307.18 ms. Allocated memory is still 151.0 MB. Free memory was 131.9 MB in the beginning and 124.8 MB in the end (delta: 7.1 MB). Peak memory consumption was 86.3 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:11,887 INFO L168 Benchmark]: TraceAbstraction took 37554.64 ms. Allocated memory was 151.0 MB in the beginning and 558.9 MB in the end (delta: 407.9 MB). Free memory was 124.3 MB in the beginning and 378.8 MB in the end (delta: -254.5 MB). Peak memory consumption was 339.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:11,889 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 586.73 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 102.9 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 106.51 ms. Allocated memory is still 151.0 MB. Free memory was 102.9 MB in the beginning and 131.9 MB in the end (delta: -29.0 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1307.18 ms. Allocated memory is still 151.0 MB. Free memory was 131.9 MB in the beginning and 124.8 MB in the end (delta: 7.1 MB). Peak memory consumption was 86.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 37554.64 ms. Allocated memory was 151.0 MB in the beginning and 558.9 MB in the end (delta: 407.9 MB). Free memory was 124.3 MB in the beginning and 378.8 MB in the end (delta: -254.5 MB). Peak memory consumption was 339.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 873]: 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: 268]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 242 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 16.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 568 SDtfs, 1396 SDslu, 594 SDs, 0 SdLazy, 2681 SolverSat, 1119 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 8.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=470occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 277 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 684 PreInvPairs, 811 NumberOfFragments, 869 HoareAnnotationTreeSize, 684 FomulaSimplifications, 357170 FormulaSimplificationTreeSizeReduction, 5.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 21119 FormulaSimplificationTreeSizeReductionInter, 11.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 89137 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...