/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_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:00:07,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:00:07,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:00:07,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:00:07,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:00:07,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:00:07,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:00:07,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:00:07,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:00:07,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:00:07,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:00:07,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:00:07,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:00:07,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:00:07,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:00:07,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:00:07,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:00:07,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:00:07,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:00:07,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:00:07,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:00:07,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:00:07,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:00:07,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:00:07,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:00:07,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:00:07,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:00:07,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:00:07,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:00:07,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:00:07,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:00:07,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:00:07,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:00:07,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:00:07,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:00:07,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:00:07,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:00:07,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:00:07,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:00:07,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:00:07,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:00:07,539 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 17:00:07,565 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:00:07,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:00:07,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:00:07,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:00:07,567 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:00:07,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:00:07,568 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:00:07,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:00:07,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:00:07,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:00:07,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:00:07,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:00:07,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:00:07,569 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:00:07,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:00:07,569 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:00:07,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:00:07,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:00:07,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:00:07,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:00:07,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:00:07,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:00:07,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:00:07,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:00:07,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:00:07,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:00:07,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:00:07,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:00:07,572 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:00:07,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:00:07,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:00:07,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:00:07,943 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:00:07,944 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:00:07,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2021-02-19 17:00:08,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b42617e12/a5590a04b92d43aebb9c409a40825e65/FLAG9493bc267 [2021-02-19 17:00:08,774 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:00:08,775 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2021-02-19 17:00:08,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b42617e12/a5590a04b92d43aebb9c409a40825e65/FLAG9493bc267 [2021-02-19 17:00:09,091 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b42617e12/a5590a04b92d43aebb9c409a40825e65 [2021-02-19 17:00:09,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:00:09,111 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:00:09,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:09,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:00:09,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:00:09,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49aa7cc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09, skipping insertion in model container [2021-02-19 17:00:09,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:00:09,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:00:09,355 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_product13.cil.c[2238,2251] [2021-02-19 17:00:09,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:09,512 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:00:09,550 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_product13.cil.c[2238,2251] [2021-02-19 17:00:09,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:09,689 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:00:09,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09 WrapperNode [2021-02-19 17:00:09,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:09,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:00:09,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:00:09,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:00:09,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:00:09,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:00:09,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:00:09,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:00:09,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (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 17:00:09,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:00:09,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:00:09,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:09,874 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:00:09,875 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:00:09,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:00:09,875 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:00:09,875 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-02-19 17:00:09,876 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:00:09,877 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2021-02-19 17:00:09,877 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:00:09,877 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:00:09,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:00:09,879 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:00:09,879 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:00:09,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:09,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:09,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:09,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:00:09,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:00:09,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:00:09,882 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:00:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:00:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:00:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:00:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:00:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:00:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:00:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:00:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:00:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:00:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:00:09,888 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:00:09,888 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:00:09,888 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:00:09,888 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:00:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:00:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:00:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:00:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:00:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:00:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:00:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:00:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:00:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:00:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:00:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:00:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:00:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:00:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:00:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:00:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:00:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:00:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:00:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:00:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:00:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-02-19 17:00:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:00:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2021-02-19 17:00:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:00:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:00:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:00:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:00:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:00:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:00:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:00:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:00:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:00:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:00:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:00:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:00:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:00:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:00:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:00:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:00:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:00:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:00:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:00:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:00:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:00:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:00:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:00:11,259 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:00:11,259 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:00:11,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:11 BoogieIcfgContainer [2021-02-19 17:00:11,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:00:11,267 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:00:11,267 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:00:11,270 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:00:11,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:00:09" (1/3) ... [2021-02-19 17:00:11,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@484a4c77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:11, skipping insertion in model container [2021-02-19 17:00:11,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (2/3) ... [2021-02-19 17:00:11,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@484a4c77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:11, skipping insertion in model container [2021-02-19 17:00:11,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:11" (3/3) ... [2021-02-19 17:00:11,275 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2021-02-19 17:00:11,282 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:00:11,288 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:00:11,308 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:00:11,338 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:00:11,338 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:00:11,339 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:00:11,339 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:00:11,339 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:00:11,339 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:00:11,339 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:00:11,339 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:00:11,361 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2021-02-19 17:00:11,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-19 17:00:11,370 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:11,371 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 17:00:11,372 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:11,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:11,378 INFO L82 PathProgramCache]: Analyzing trace with hash -1432353966, now seen corresponding path program 1 times [2021-02-19 17:00:11,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:11,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298026164] [2021-02-19 17:00:11,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:11,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:11,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:11,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:11,758 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,101 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:12,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,146 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,147 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,151 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,152 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,160 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,165 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-19 17:00:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,180 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,181 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,200 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 17:00:12,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298026164] [2021-02-19 17:00:12,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:12,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:00:12,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904483719] [2021-02-19 17:00:12,207 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:00:12,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:12,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:00:12,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:12,224 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 4 states. [2021-02-19 17:00:13,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:13,289 INFO L93 Difference]: Finished difference Result 236 states and 314 transitions. [2021-02-19 17:00:13,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:00:13,291 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-19 17:00:13,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:13,307 INFO L225 Difference]: With dead ends: 236 [2021-02-19 17:00:13,307 INFO L226 Difference]: Without dead ends: 133 [2021-02-19 17:00:13,312 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 17:00:13,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2021-02-19 17:00:13,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2021-02-19 17:00:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2021-02-19 17:00:13,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 122 transitions. [2021-02-19 17:00:13,397 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 122 transitions. Word has length 51 [2021-02-19 17:00:13,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:13,398 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 122 transitions. [2021-02-19 17:00:13,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:00:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2021-02-19 17:00:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-19 17:00:13,401 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:13,402 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 17:00:13,402 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:00:13,402 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:13,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:13,403 INFO L82 PathProgramCache]: Analyzing trace with hash 1679086715, now seen corresponding path program 1 times [2021-02-19 17:00:13,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:13,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666894577] [2021-02-19 17:00:13,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,502 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,504 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,504 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:13,508 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,510 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,837 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:13,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,869 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,870 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,873 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,876 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,877 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,880 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,881 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,883 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,884 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,895 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,895 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:00:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,899 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:00:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,911 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 17:00:13,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666894577] [2021-02-19 17:00:13,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:13,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:00:13,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548916660] [2021-02-19 17:00:13,914 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:00:13,914 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:13,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:00:13,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:00:13,915 INFO L87 Difference]: Start difference. First operand 104 states and 122 transitions. Second operand 5 states. [2021-02-19 17:00:14,505 WARN L202 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:00:15,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:15,289 INFO L93 Difference]: Finished difference Result 181 states and 225 transitions. [2021-02-19 17:00:15,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:00:15,290 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-19 17:00:15,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:15,293 INFO L225 Difference]: With dead ends: 181 [2021-02-19 17:00:15,293 INFO L226 Difference]: Without dead ends: 123 [2021-02-19 17:00:15,294 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 17:00:15,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-02-19 17:00:15,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2021-02-19 17:00:15,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2021-02-19 17:00:15,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2021-02-19 17:00:15,341 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 52 [2021-02-19 17:00:15,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:15,341 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2021-02-19 17:00:15,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:00:15,341 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2021-02-19 17:00:15,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-02-19 17:00:15,344 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:15,344 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] [2021-02-19 17:00:15,344 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:00:15,344 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:15,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:15,345 INFO L82 PathProgramCache]: Analyzing trace with hash 2097871925, now seen corresponding path program 1 times [2021-02-19 17:00:15,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:15,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897206255] [2021-02-19 17:00:15,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:15,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:15,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:15,469 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:15,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:15,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,485 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:15,839 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:15,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:15,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,874 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:00:15,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:15,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:15,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:15,883 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:15,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:15,902 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-19 17:00:15,903 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-19 17:00:15,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:15,922 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:15,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:15,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:15,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-02-19 17:00:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:15,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,943 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:15,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-02-19 17:00:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:15,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:15,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:15,960 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 17:00:15,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897206255] [2021-02-19 17:00:15,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:15,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:15,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206770753] [2021-02-19 17:00:15,962 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:15,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:15,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:15,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:15,963 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 9 states. [2021-02-19 17:00:16,409 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:16,843 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:17,191 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:17,572 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:18,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:18,530 INFO L93 Difference]: Finished difference Result 190 states and 240 transitions. [2021-02-19 17:00:18,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:00:18,530 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2021-02-19 17:00:18,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:18,533 INFO L225 Difference]: With dead ends: 190 [2021-02-19 17:00:18,533 INFO L226 Difference]: Without dead ends: 123 [2021-02-19 17:00:18,534 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-19 17:00:18,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-02-19 17:00:18,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2021-02-19 17:00:18,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2021-02-19 17:00:18,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2021-02-19 17:00:18,580 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 56 [2021-02-19 17:00:18,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:18,581 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2021-02-19 17:00:18,581 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:18,581 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2021-02-19 17:00:18,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-02-19 17:00:18,582 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:18,583 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] [2021-02-19 17:00:18,583 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:00:18,583 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:18,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:18,584 INFO L82 PathProgramCache]: Analyzing trace with hash -883802500, now seen corresponding path program 1 times [2021-02-19 17:00:18,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:18,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426993799] [2021-02-19 17:00:18,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:18,681 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:18,682 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:18,685 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:18,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:18,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:18,687 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:18,687 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:18,688 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:18,689 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:18,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:18,693 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:18,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:18,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:18,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,037 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:19,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,072 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,075 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,079 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,079 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,082 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,083 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,086 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-02-19 17:00:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,113 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,113 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:00:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,115 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-02-19 17:00:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,120 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-02-19 17:00:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,133 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,134 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,145 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 17:00:19,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426993799] [2021-02-19 17:00:19,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:19,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:19,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187542264] [2021-02-19 17:00:19,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:19,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:19,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:19,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:19,147 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 9 states. [2021-02-19 17:00:19,605 WARN L202 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:20,619 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:21,041 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:21,756 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:22,117 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:22,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:22,952 INFO L93 Difference]: Finished difference Result 292 states and 393 transitions. [2021-02-19 17:00:22,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 17:00:22,953 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-02-19 17:00:22,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:22,958 INFO L225 Difference]: With dead ends: 292 [2021-02-19 17:00:22,958 INFO L226 Difference]: Without dead ends: 225 [2021-02-19 17:00:22,959 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-02-19 17:00:22,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-02-19 17:00:23,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 152. [2021-02-19 17:00:23,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2021-02-19 17:00:23,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 178 transitions. [2021-02-19 17:00:23,018 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 178 transitions. Word has length 64 [2021-02-19 17:00:23,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:23,019 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 178 transitions. [2021-02-19 17:00:23,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:23,019 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2021-02-19 17:00:23,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-02-19 17:00:23,021 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:23,021 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:23,021 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:00:23,022 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:23,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:23,022 INFO L82 PathProgramCache]: Analyzing trace with hash 976646360, now seen corresponding path program 1 times [2021-02-19 17:00:23,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:23,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892200033] [2021-02-19 17:00:23,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,077 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,080 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,081 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,083 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,083 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,084 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,084 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,085 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,086 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,091 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,438 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:23,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,477 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,478 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,488 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,491 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,491 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,504 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,504 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-19 17:00:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,519 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:00:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:00:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,537 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,538 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-19 17:00:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:23,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-02-19 17:00:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,568 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 17:00:23,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892200033] [2021-02-19 17:00:23,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:23,569 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-19 17:00:23,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163122636] [2021-02-19 17:00:23,570 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-19 17:00:23,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:23,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-19 17:00:23,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-19 17:00:23,571 INFO L87 Difference]: Start difference. First operand 152 states and 178 transitions. Second operand 10 states. [2021-02-19 17:00:24,093 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:25,096 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:25,487 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:25,859 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:26,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:26,120 INFO L93 Difference]: Finished difference Result 279 states and 356 transitions. [2021-02-19 17:00:26,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 17:00:26,120 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 68 [2021-02-19 17:00:26,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:26,121 INFO L225 Difference]: With dead ends: 279 [2021-02-19 17:00:26,121 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:00:26,124 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-02-19 17:00:26,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:00:26,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:00:26,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:00:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:00:26,125 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2021-02-19 17:00:26,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:26,125 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:00:26,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-19 17:00:26,126 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:00:26,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:00:26,126 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-19 17:00:26,128 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:00:26,382 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2021-02-19 17:00:26,717 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2021-02-19 17:00:27,251 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 12 [2021-02-19 17:00:28,810 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2021-02-19 17:00:29,357 WARN L202 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-19 17:00:29,644 WARN L202 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:30,190 WARN L202 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-19 17:00:30,813 WARN L202 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:31,137 WARN L202 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2021-02-19 17:00:31,445 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2021-02-19 17:00:31,741 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2021-02-19 17:00:32,088 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:32,649 WARN L202 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:33,212 WARN L202 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2021-02-19 17:00:33,765 WARN L202 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:34,324 WARN L202 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:34,640 WARN L202 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:34,950 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:35,225 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-19 17:00:35,519 WARN L202 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 17:00:35,816 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:36,141 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 17:00:36,705 WARN L202 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:36,995 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:37,280 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:37,614 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2021-02-19 17:00:38,164 WARN L202 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:38,169 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:00:38,169 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:00:38,169 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:00:38,170 INFO L189 CegarLoopUtils]: For program point L355-2(lines 355 376) no Hoare annotation was computed. [2021-02-19 17:00:38,170 INFO L189 CegarLoopUtils]: For program point L377(lines 354 378) no Hoare annotation was computed. [2021-02-19 17:00:38,170 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 330 385) no Hoare annotation was computed. [2021-02-19 17:00:38,170 INFO L189 CegarLoopUtils]: For program point L361(lines 361 365) no Hoare annotation was computed. [2021-02-19 17:00:38,170 INFO L189 CegarLoopUtils]: For program point L361-1(lines 361 365) no Hoare annotation was computed. [2021-02-19 17:00:38,170 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 330 385) no Hoare annotation was computed. [2021-02-19 17:00:38,170 INFO L189 CegarLoopUtils]: For program point L356(line 356) no Hoare annotation was computed. [2021-02-19 17:00:38,171 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 330 385) no Hoare annotation was computed. [2021-02-19 17:00:38,171 INFO L189 CegarLoopUtils]: For program point L418-1(lines 418 422) no Hoare annotation was computed. [2021-02-19 17:00:38,171 INFO L189 CegarLoopUtils]: For program point L413(line 413) no Hoare annotation was computed. [2021-02-19 17:00:38,171 INFO L189 CegarLoopUtils]: For program point L412-2(lines 412 437) no Hoare annotation was computed. [2021-02-19 17:00:38,171 INFO L189 CegarLoopUtils]: For program point L438(lines 411 439) no Hoare annotation was computed. [2021-02-19 17:00:38,171 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 386 445) no Hoare annotation was computed. [2021-02-19 17:00:38,171 INFO L189 CegarLoopUtils]: For program point L431(line 431) no Hoare annotation was computed. [2021-02-19 17:00:38,172 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 386 445) no Hoare annotation was computed. [2021-02-19 17:00:38,172 INFO L189 CegarLoopUtils]: For program point L431-1(line 431) no Hoare annotation was computed. [2021-02-19 17:00:38,172 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 386 445) no Hoare annotation was computed. [2021-02-19 17:00:38,172 INFO L189 CegarLoopUtils]: For program point L418(lines 418 422) no Hoare annotation was computed. [2021-02-19 17:00:38,172 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 665 671) the Hoare annotation is: true [2021-02-19 17:00:38,172 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 665 671) no Hoare annotation was computed. [2021-02-19 17:00:38,172 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 672 680) no Hoare annotation was computed. [2021-02-19 17:00:38,172 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 672 680) the Hoare annotation is: true [2021-02-19 17:00:38,172 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 672 680) no Hoare annotation was computed. [2021-02-19 17:00:38,173 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 875 897) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,173 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 875 897) no Hoare annotation was computed. [2021-02-19 17:00:38,173 INFO L185 CegarLoopUtils]: At program point L887(line 887) the Hoare annotation is: (or (and (= main_~tmp~7 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,173 INFO L185 CegarLoopUtils]: At program point L887-1(line 887) the Hoare annotation is: (or (and (= main_~tmp~7 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,173 INFO L189 CegarLoopUtils]: For program point L885(lines 885 892) no Hoare annotation was computed. [2021-02-19 17:00:38,173 INFO L189 CegarLoopUtils]: For program point L885-1(lines 885 892) no Hoare annotation was computed. [2021-02-19 17:00:38,173 INFO L189 CegarLoopUtils]: For program point L883(line 883) no Hoare annotation was computed. [2021-02-19 17:00:38,173 INFO L185 CegarLoopUtils]: At program point L882(line 882) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,174 INFO L185 CegarLoopUtils]: At program point L881(line 881) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,174 INFO L185 CegarLoopUtils]: At program point L881-1(line 881) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,174 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 875 897) no Hoare annotation was computed. [2021-02-19 17:00:38,174 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 833 856) no Hoare annotation was computed. [2021-02-19 17:00:38,174 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 833 856) no Hoare annotation was computed. [2021-02-19 17:00:38,174 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 833 856) no Hoare annotation was computed. [2021-02-19 17:00:38,174 INFO L189 CegarLoopUtils]: For program point L851(line 851) no Hoare annotation was computed. [2021-02-19 17:00:38,175 INFO L189 CegarLoopUtils]: For program point L850(line 850) no Hoare annotation was computed. [2021-02-19 17:00:38,175 INFO L189 CegarLoopUtils]: For program point L849(line 849) no Hoare annotation was computed. [2021-02-19 17:00:38,175 INFO L189 CegarLoopUtils]: For program point L848(line 848) no Hoare annotation was computed. [2021-02-19 17:00:38,175 INFO L189 CegarLoopUtils]: For program point L847(line 847) no Hoare annotation was computed. [2021-02-19 17:00:38,175 INFO L189 CegarLoopUtils]: For program point L846(line 846) no Hoare annotation was computed. [2021-02-19 17:00:38,175 INFO L189 CegarLoopUtils]: For program point L845(line 845) no Hoare annotation was computed. [2021-02-19 17:00:38,175 INFO L189 CegarLoopUtils]: For program point L844(line 844) no Hoare annotation was computed. [2021-02-19 17:00:38,175 INFO L189 CegarLoopUtils]: For program point L843(line 843) no Hoare annotation was computed. [2021-02-19 17:00:38,175 INFO L189 CegarLoopUtils]: For program point L842(line 842) no Hoare annotation was computed. [2021-02-19 17:00:38,176 INFO L189 CegarLoopUtils]: For program point L841(line 841) no Hoare annotation was computed. [2021-02-19 17:00:38,176 INFO L189 CegarLoopUtils]: For program point L840(line 840) no Hoare annotation was computed. [2021-02-19 17:00:38,176 INFO L189 CegarLoopUtils]: For program point L839(line 839) no Hoare annotation was computed. [2021-02-19 17:00:38,176 INFO L189 CegarLoopUtils]: For program point L838(line 838) no Hoare annotation was computed. [2021-02-19 17:00:38,176 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 155 161) no Hoare annotation was computed. [2021-02-19 17:00:38,176 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 155 161) the Hoare annotation is: true [2021-02-19 17:00:38,176 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__baseEXIT(lines 188 195) no Hoare annotation was computed. [2021-02-19 17:00:38,176 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__baseENTRY(lines 188 195) no Hoare annotation was computed. [2021-02-19 17:00:38,176 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__baseFINAL(lines 188 195) no Hoare annotation was computed. [2021-02-19 17:00:38,177 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2021-02-19 17:00:38,177 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2021-02-19 17:00:38,177 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2021-02-19 17:00:38,177 INFO L189 CegarLoopUtils]: For program point L248(lines 248 256) no Hoare annotation was computed. [2021-02-19 17:00:38,177 INFO L189 CegarLoopUtils]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2021-02-19 17:00:38,177 INFO L189 CegarLoopUtils]: For program point L271(line 271) no Hoare annotation was computed. [2021-02-19 17:00:38,177 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 241 276) no Hoare annotation was computed. [2021-02-19 17:00:38,177 INFO L189 CegarLoopUtils]: For program point L271-1(line 271) no Hoare annotation was computed. [2021-02-19 17:00:38,178 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 241 276) no Hoare annotation was computed. [2021-02-19 17:00:38,178 INFO L189 CegarLoopUtils]: For program point L260(lines 260 268) no Hoare annotation was computed. [2021-02-19 17:00:38,178 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 241 276) no Hoare annotation was computed. [2021-02-19 17:00:38,178 INFO L189 CegarLoopUtils]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2021-02-19 17:00:38,178 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 658 664) no Hoare annotation was computed. [2021-02-19 17:00:38,178 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 658 664) the Hoare annotation is: true [2021-02-19 17:00:38,178 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 284 329) no Hoare annotation was computed. [2021-02-19 17:00:38,178 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 284 329) no Hoare annotation was computed. [2021-02-19 17:00:38,178 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 284 329) no Hoare annotation was computed. [2021-02-19 17:00:38,179 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 597 642) no Hoare annotation was computed. [2021-02-19 17:00:38,179 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 597 642) no Hoare annotation was computed. [2021-02-19 17:00:38,179 INFO L189 CegarLoopUtils]: For program point L617(lines 617 624) no Hoare annotation was computed. [2021-02-19 17:00:38,179 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 597 642) no Hoare annotation was computed. [2021-02-19 17:00:38,179 INFO L189 CegarLoopUtils]: For program point L611(lines 611 631) no Hoare annotation was computed. [2021-02-19 17:00:38,179 INFO L189 CegarLoopUtils]: For program point L611-1(lines 611 631) no Hoare annotation was computed. [2021-02-19 17:00:38,179 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 864 874) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,180 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 864 874) no Hoare annotation was computed. [2021-02-19 17:00:38,180 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 864 874) no Hoare annotation was computed. [2021-02-19 17:00:38,180 INFO L185 CegarLoopUtils]: At program point L869(line 869) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,180 INFO L189 CegarLoopUtils]: For program point L226-1(line 226) no Hoare annotation was computed. [2021-02-19 17:00:38,180 INFO L192 CegarLoopUtils]: At program point isMethaneAlarmENTRY(lines 221 231) the Hoare annotation is: true [2021-02-19 17:00:38,180 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 221 231) no Hoare annotation was computed. [2021-02-19 17:00:38,180 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 221 231) no Hoare annotation was computed. [2021-02-19 17:00:38,180 INFO L192 CegarLoopUtils]: At program point L226(line 226) the Hoare annotation is: true [2021-02-19 17:00:38,181 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2021-02-19 17:00:38,181 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2021-02-19 17:00:38,181 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2021-02-19 17:00:38,181 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 163 187) no Hoare annotation was computed. [2021-02-19 17:00:38,181 INFO L185 CegarLoopUtils]: At program point L182(line 182) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:38,181 INFO L189 CegarLoopUtils]: For program point L182-1(lines 163 187) no Hoare annotation was computed. [2021-02-19 17:00:38,181 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 163 187) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:38,181 INFO L185 CegarLoopUtils]: At program point L177(line 177) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:38,182 INFO L185 CegarLoopUtils]: At program point L173(line 173) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:38,182 INFO L189 CegarLoopUtils]: For program point L171(lines 171 179) no Hoare annotation was computed. [2021-02-19 17:00:38,182 INFO L185 CegarLoopUtils]: At program point L169(line 169) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:38,182 INFO L189 CegarLoopUtils]: For program point L169-1(line 169) no Hoare annotation was computed. [2021-02-19 17:00:38,182 INFO L189 CegarLoopUtils]: For program point L167(lines 167 184) no Hoare annotation was computed. [2021-02-19 17:00:38,182 INFO L189 CegarLoopUtils]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2021-02-19 17:00:38,182 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 46 109) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,182 INFO L189 CegarLoopUtils]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-02-19 17:00:38,182 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 46 109) no Hoare annotation was computed. [2021-02-19 17:00:38,183 INFO L185 CegarLoopUtils]: At program point L102(lines 55 103) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,183 INFO L189 CegarLoopUtils]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-02-19 17:00:38,183 INFO L185 CegarLoopUtils]: At program point L92-2(lines 86 97) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:38,183 INFO L189 CegarLoopUtils]: For program point L57(lines 56 101) no Hoare annotation was computed. [2021-02-19 17:00:38,183 INFO L189 CegarLoopUtils]: For program point L86(lines 86 97) no Hoare annotation was computed. [2021-02-19 17:00:38,183 INFO L185 CegarLoopUtils]: At program point L78(line 78) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:38,183 INFO L189 CegarLoopUtils]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-02-19 17:00:38,183 INFO L189 CegarLoopUtils]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2021-02-19 17:00:38,184 INFO L185 CegarLoopUtils]: At program point L68(line 68) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:38,184 INFO L185 CegarLoopUtils]: At program point L99(lines 56 101) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:38,184 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 46 109) no Hoare annotation was computed. [2021-02-19 17:00:38,184 INFO L189 CegarLoopUtils]: For program point L66(lines 66 72) no Hoare annotation was computed. [2021-02-19 17:00:38,184 INFO L189 CegarLoopUtils]: For program point L571(lines 571 578) no Hoare annotation was computed. [2021-02-19 17:00:38,184 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 551 596) no Hoare annotation was computed. [2021-02-19 17:00:38,184 INFO L189 CegarLoopUtils]: For program point L565(lines 565 585) no Hoare annotation was computed. [2021-02-19 17:00:38,184 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 551 596) no Hoare annotation was computed. [2021-02-19 17:00:38,185 INFO L189 CegarLoopUtils]: For program point L565-1(lines 565 585) no Hoare annotation was computed. [2021-02-19 17:00:38,185 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 551 596) no Hoare annotation was computed. [2021-02-19 17:00:38,185 INFO L185 CegarLoopUtils]: At program point L787(line 787) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:38,185 INFO L189 CegarLoopUtils]: For program point L785(lines 785 791) no Hoare annotation was computed. [2021-02-19 17:00:38,185 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 772 800) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:38,185 INFO L189 CegarLoopUtils]: For program point L784(lines 784 794) no Hoare annotation was computed. [2021-02-19 17:00:38,185 INFO L185 CegarLoopUtils]: At program point L782(line 782) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2021-02-19 17:00:38,185 INFO L189 CegarLoopUtils]: For program point L782-1(line 782) no Hoare annotation was computed. [2021-02-19 17:00:38,186 INFO L189 CegarLoopUtils]: For program point L780(lines 780 797) no Hoare annotation was computed. [2021-02-19 17:00:38,186 INFO L189 CegarLoopUtils]: For program point L780-1(lines 772 800) no Hoare annotation was computed. [2021-02-19 17:00:38,186 INFO L185 CegarLoopUtils]: At program point L778(line 778) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:38,186 INFO L189 CegarLoopUtils]: For program point L778-1(line 778) no Hoare annotation was computed. [2021-02-19 17:00:38,186 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 772 800) no Hoare annotation was computed. [2021-02-19 17:00:38,186 INFO L189 CegarLoopUtils]: For program point L738-2(lines 738 746) no Hoare annotation was computed. [2021-02-19 17:00:38,186 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 730 752) no Hoare annotation was computed. [2021-02-19 17:00:38,186 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 730 752) no Hoare annotation was computed. [2021-02-19 17:00:38,187 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 730 752) no Hoare annotation was computed. [2021-02-19 17:00:38,187 INFO L189 CegarLoopUtils]: For program point L738(lines 738 746) no Hoare annotation was computed. [2021-02-19 17:00:38,187 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 764 771) 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 17:00:38,187 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 764 771) no Hoare annotation was computed. [2021-02-19 17:00:38,187 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 764 771) no Hoare annotation was computed. [2021-02-19 17:00:38,187 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 448 550) no Hoare annotation was computed. [2021-02-19 17:00:38,187 INFO L189 CegarLoopUtils]: For program point L477(lines 477 493) no Hoare annotation was computed. [2021-02-19 17:00:38,187 INFO L189 CegarLoopUtils]: For program point L537(lines 537 544) no Hoare annotation was computed. [2021-02-19 17:00:38,187 INFO L189 CegarLoopUtils]: For program point L498(lines 497 517) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point L529(line 529) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point L529-1(line 529) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point L494(lines 494 535) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 448 550) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point L513(line 513) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point L513-1(line 513) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point L472(lines 472 476) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point L536(lines 536 547) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point L499(lines 499 503) no Hoare annotation was computed. [2021-02-19 17:00:38,188 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 448 550) no Hoare annotation was computed. [2021-02-19 17:00:38,189 INFO L189 CegarLoopUtils]: For program point L497-2(lines 497 517) no Hoare annotation was computed. [2021-02-19 17:00:38,189 INFO L189 CegarLoopUtils]: For program point L518(lines 496 519) no Hoare annotation was computed. [2021-02-19 17:00:38,189 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 648 657) no Hoare annotation was computed. [2021-02-19 17:00:38,189 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 648 657) no Hoare annotation was computed. [2021-02-19 17:00:38,189 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 648 657) no Hoare annotation was computed. [2021-02-19 17:00:38,189 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:38,190 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.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~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.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~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#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~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.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~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.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)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:00:38,190 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:38,190 INFO L189 CegarLoopUtils]: For program point L207(line 207) no Hoare annotation was computed. [2021-02-19 17:00:38,190 INFO L189 CegarLoopUtils]: For program point L207-1(lines 196 212) no Hoare annotation was computed. [2021-02-19 17:00:38,190 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 196 212) no Hoare annotation was computed. [2021-02-19 17:00:38,190 INFO L189 CegarLoopUtils]: For program point L203(lines 203 209) no Hoare annotation was computed. [2021-02-19 17:00:38,190 INFO L189 CegarLoopUtils]: For program point L201(line 201) no Hoare annotation was computed. [2021-02-19 17:00:38,190 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 196 212) no Hoare annotation was computed. [2021-02-19 17:00:38,191 INFO L189 CegarLoopUtils]: For program point L201-1(line 201) no Hoare annotation was computed. [2021-02-19 17:00:38,191 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 753 761) no Hoare annotation was computed. [2021-02-19 17:00:38,191 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 753 761) no Hoare annotation was computed. [2021-02-19 17:00:38,191 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 753 761) no Hoare annotation was computed. [2021-02-19 17:00:38,191 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 709 720) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:00:38,191 INFO L189 CegarLoopUtils]: For program point L713-1(lines 709 720) no Hoare annotation was computed. [2021-02-19 17:00:38,191 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 709 720) no Hoare annotation was computed. [2021-02-19 17:00:38,191 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:38,192 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:00:38,192 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:38,192 INFO L185 CegarLoopUtils]: At program point L144(line 144) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:38,192 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 131 154) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:38,192 INFO L185 CegarLoopUtils]: At program point L142(lines 142 148) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:38,192 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 131 154) no Hoare annotation was computed. [2021-02-19 17:00:38,192 INFO L185 CegarLoopUtils]: At program point L137(line 137) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:38,192 INFO L189 CegarLoopUtils]: For program point L135(lines 134 153) no Hoare annotation was computed. [2021-02-19 17:00:38,193 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 131 154) no Hoare annotation was computed. [2021-02-19 17:00:38,193 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 803 832) no Hoare annotation was computed. [2021-02-19 17:00:38,193 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 803 832) the Hoare annotation is: true [2021-02-19 17:00:38,193 INFO L192 CegarLoopUtils]: At program point L828(lines 803 832) the Hoare annotation is: true [2021-02-19 17:00:38,193 INFO L189 CegarLoopUtils]: For program point L824(line 824) no Hoare annotation was computed. [2021-02-19 17:00:38,193 INFO L189 CegarLoopUtils]: For program point L817(lines 817 821) no Hoare annotation was computed. [2021-02-19 17:00:38,193 INFO L192 CegarLoopUtils]: At program point L817-1(lines 817 821) the Hoare annotation is: true [2021-02-19 17:00:38,193 INFO L189 CegarLoopUtils]: For program point L814(line 814) no Hoare annotation was computed. [2021-02-19 17:00:38,193 INFO L192 CegarLoopUtils]: At program point L813-2(lines 813 827) the Hoare annotation is: true [2021-02-19 17:00:38,194 INFO L192 CegarLoopUtils]: At program point L809(line 809) the Hoare annotation is: true [2021-02-19 17:00:38,194 INFO L189 CegarLoopUtils]: For program point L809-1(line 809) no Hoare annotation was computed. [2021-02-19 17:00:38,194 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 721 729) the Hoare annotation is: true [2021-02-19 17:00:38,194 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 721 729) no Hoare annotation was computed. [2021-02-19 17:00:38,194 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 721 729) no Hoare annotation was computed. [2021-02-19 17:00:38,194 INFO L189 CegarLoopUtils]: For program point L689-1(lines 685 696) no Hoare annotation was computed. [2021-02-19 17:00:38,194 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 685 696) the Hoare annotation is: true [2021-02-19 17:00:38,194 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 685 696) no Hoare annotation was computed. [2021-02-19 17:00:38,194 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 857 863) no Hoare annotation was computed. [2021-02-19 17:00:38,195 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 857 863) the Hoare annotation is: true [2021-02-19 17:00:38,195 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:38,195 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 17:00:38,195 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:00:38,195 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:38,195 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 697 708) no Hoare annotation was computed. [2021-02-19 17:00:38,195 INFO L189 CegarLoopUtils]: For program point L701-1(lines 697 708) no Hoare annotation was computed. [2021-02-19 17:00:38,196 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 697 708) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:38,196 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 111 118) no Hoare annotation was computed. [2021-02-19 17:00:38,196 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-02-19 17:00:38,196 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 111 118) the Hoare annotation is: true [2021-02-19 17:00:38,196 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 111 118) no Hoare annotation was computed. [2021-02-19 17:00:38,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:00:38 BoogieIcfgContainer [2021-02-19 17:00:38,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:00:38,218 INFO L168 Benchmark]: Toolchain (without parser) took 29115.60 ms. Allocated memory was 166.7 MB in the beginning and 486.5 MB in the end (delta: 319.8 MB). Free memory was 141.6 MB in the beginning and 286.3 MB in the end (delta: -144.7 MB). Peak memory consumption was 290.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:38,218 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 166.7 MB. Free memory was 140.5 MB in the beginning and 140.0 MB in the end (delta: 471.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:00:38,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.84 ms. Allocated memory is still 166.7 MB. Free memory was 140.5 MB in the beginning and 120.3 MB in the end (delta: 20.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:38,219 INFO L168 Benchmark]: Boogie Preprocessor took 80.67 ms. Allocated memory is still 166.7 MB. Free memory was 120.3 MB in the beginning and 116.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:38,220 INFO L168 Benchmark]: RCFGBuilder took 1490.80 ms. Allocated memory is still 166.7 MB. Free memory was 116.4 MB in the beginning and 81.9 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:38,221 INFO L168 Benchmark]: TraceAbstraction took 26949.50 ms. Allocated memory was 166.7 MB in the beginning and 486.5 MB in the end (delta: 319.8 MB). Free memory was 81.3 MB in the beginning and 286.3 MB in the end (delta: -204.9 MB). Peak memory consumption was 229.4 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:38,223 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 166.7 MB. Free memory was 140.5 MB in the beginning and 140.0 MB in the end (delta: 471.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 577.84 ms. Allocated memory is still 166.7 MB. Free memory was 140.5 MB in the beginning and 120.3 MB in the end (delta: 20.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 80.67 ms. Allocated memory is still 166.7 MB. Free memory was 120.3 MB in the beginning and 116.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1490.80 ms. Allocated memory is still 166.7 MB. Free memory was 116.4 MB in the beginning and 81.9 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 26949.50 ms. Allocated memory was 166.7 MB in the beginning and 486.5 MB in the end (delta: 319.8 MB). Free memory was 81.3 MB in the beginning and 286.3 MB in the end (delta: -204.9 MB). Peak memory consumption was 229.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 115]: 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: 813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 219 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 11.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 417 SDtfs, 817 SDslu, 365 SDs, 0 SdLazy, 1688 SolverSat, 560 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 96 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 158 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 246 PreInvPairs, 278 NumberOfFragments, 776 HoareAnnotationTreeSize, 246 FomulaSimplifications, 97730 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 50 FomulaSimplificationsInter, 10262 FormulaSimplificationTreeSizeReductionInter, 9.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 89466 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...