/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:10:49,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:10:49,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:10:49,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:10:49,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:10:49,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:10:49,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:10:49,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:10:49,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:10:49,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:10:49,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:10:49,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:10:49,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:10:49,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:10:49,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:10:49,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:10:49,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:10:49,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:10:49,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:10:49,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:10:49,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:10:49,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:10:49,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:10:49,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:10:49,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:10:49,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:10:49,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:10:49,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:10:49,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:10:49,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:10:49,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:10:49,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:10:49,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:10:49,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:10:49,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:10:49,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:10:49,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:10:49,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:10:49,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:10:49,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:10:49,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:10:49,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-19 17:10:49,607 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:10:49,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:10:49,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:10:49,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:10:49,612 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:10:49,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:10:49,613 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:10:49,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:10:49,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:10:49,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:10:49,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:10:49,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:10:49,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:10:49,614 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:10:49,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:10:49,615 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:10:49,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:10:49,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:10:49,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:10:49,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:10:49,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:10:49,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:10:49,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:10:49,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:10:49,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:10:49,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:10:49,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:10:49,617 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:10:49,617 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:10:49,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:10:49,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:10:50,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:10:50,003 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:10:50,004 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:10:50,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c [2021-02-19 17:10:50,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed916a596/2ec10004128946de91d301f2d345b317/FLAGfbac92d3d [2021-02-19 17:10:50,713 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:10:50,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c [2021-02-19 17:10:50,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed916a596/2ec10004128946de91d301f2d345b317/FLAGfbac92d3d [2021-02-19 17:10:51,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed916a596/2ec10004128946de91d301f2d345b317 [2021-02-19 17:10:51,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:10:51,056 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:10:51,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:10:51,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:10:51,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:10:51,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3baf8457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51, skipping insertion in model container [2021-02-19 17:10:51,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:10:51,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:10:51,477 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c[12347,12360] [2021-02-19 17:10:51,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:10:51,580 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:10:51,699 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c[12347,12360] [2021-02-19 17:10:51,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:10:51,778 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:10:51,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51 WrapperNode [2021-02-19 17:10:51,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:10:51,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:10:51,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:10:51,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:10:51,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51" (1/1) ... [2021-02-19 17:10:51,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:10:51,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:10:51,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:10:51,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:10:51,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:10:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:10:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:10:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:10:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:10:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:10:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:10:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:10:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:10:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:10:52,042 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:10:52,042 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-19 17:10:52,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:10:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:10:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:10:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:10:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:10:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:10:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:10:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:10:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 17:10:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:10:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2021-02-19 17:10:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:10:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:10:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:10:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:10:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:10:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-19 17:10:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-19 17:10:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:10:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:10:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:10:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:10:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:10:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:10:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:10:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:10:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:10:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:10:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:10:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:10:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:10:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:10:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:10:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:10:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:10:52,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:10:52,050 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:10:52,050 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:10:52,050 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:10:52,050 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:10:52,050 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:10:52,050 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:10:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:10:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-19 17:10:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:10:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:10:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:10:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:10:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:10:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:10:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:10:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:10:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:10:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:10:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:10:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:10:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:10:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:10:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:10:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:10:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:10:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:10:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:10:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:10:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:10:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-19 17:10:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:10:52,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:10:52,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:10:52,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 17:10:52,057 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-19 17:10:52,057 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2021-02-19 17:10:52,057 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:10:52,058 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:10:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:10:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:10:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:10:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:10:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:10:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:10:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:10:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:10:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:10:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:10:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:10:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:10:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:10:53,233 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:10:53,233 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:10:53,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:10:53 BoogieIcfgContainer [2021-02-19 17:10:53,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:10:53,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:10:53,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:10:53,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:10:53,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:10:51" (1/3) ... [2021-02-19 17:10:53,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7913b4e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:10:53, skipping insertion in model container [2021-02-19 17:10:53,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:51" (2/3) ... [2021-02-19 17:10:53,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7913b4e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:10:53, skipping insertion in model container [2021-02-19 17:10:53,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:10:53" (3/3) ... [2021-02-19 17:10:53,245 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product26.cil.c [2021-02-19 17:10:53,252 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:10:53,258 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:10:53,278 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:10:53,307 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:10:53,308 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:10:53,308 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:10:53,308 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:10:53,308 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:10:53,308 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:10:53,309 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:10:53,309 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:10:53,331 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2021-02-19 17:10:53,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-02-19 17:10:53,341 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:10:53,342 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:10:53,342 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:10:53,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:10:53,349 INFO L82 PathProgramCache]: Analyzing trace with hash 1657501965, now seen corresponding path program 1 times [2021-02-19 17:10:53,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:10:53,360 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711626191] [2021-02-19 17:10:53,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:10:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:53,802 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:53,804 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:53,805 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:53,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,113 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:10:54,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,177 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:10:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,183 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:10:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:10:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,199 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:10:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,209 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:10:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,230 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-19 17:10:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,243 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,244 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 17:10:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,262 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:10:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:54,269 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:54,270 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:54,290 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:10:54,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711626191] [2021-02-19 17:10:54,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:10:54,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:10:54,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508841375] [2021-02-19 17:10:54,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:10:54,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:10:54,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:10:54,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:10:54,318 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 4 states. [2021-02-19 17:10:55,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:10:55,383 INFO L93 Difference]: Finished difference Result 263 states and 340 transitions. [2021-02-19 17:10:55,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:10:55,385 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2021-02-19 17:10:55,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:10:55,403 INFO L225 Difference]: With dead ends: 263 [2021-02-19 17:10:55,403 INFO L226 Difference]: Without dead ends: 146 [2021-02-19 17:10:55,409 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:10:55,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2021-02-19 17:10:55,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 118. [2021-02-19 17:10:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2021-02-19 17:10:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 137 transitions. [2021-02-19 17:10:55,509 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 137 transitions. Word has length 59 [2021-02-19 17:10:55,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:10:55,510 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 137 transitions. [2021-02-19 17:10:55,510 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:10:55,510 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 137 transitions. [2021-02-19 17:10:55,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-02-19 17:10:55,514 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:10:55,514 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:10:55,514 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:10:55,514 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:10:55,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:10:55,515 INFO L82 PathProgramCache]: Analyzing trace with hash -96297107, now seen corresponding path program 1 times [2021-02-19 17:10:55,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:10:55,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627794242] [2021-02-19 17:10:55,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:10:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,623 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,623 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,625 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:55,629 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,630 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,957 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:10:55,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:10:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:10:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:10:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,994 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,995 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:55,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:10:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:55,997 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:55,998 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:56,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:10:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:56,008 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:56,009 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:56,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-02-19 17:10:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:56,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:56,013 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:56,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:56,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:56,016 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:56,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-02-19 17:10:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:56,019 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:56,020 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:56,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-19 17:10:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:56,022 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:56,023 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:10:56,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627794242] [2021-02-19 17:10:56,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:10:56,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:10:56,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103096384] [2021-02-19 17:10:56,035 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:10:56,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:10:56,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:10:56,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:10:56,036 INFO L87 Difference]: Start difference. First operand 118 states and 137 transitions. Second operand 5 states. [2021-02-19 17:10:56,681 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:10:57,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:10:57,541 INFO L93 Difference]: Finished difference Result 204 states and 248 transitions. [2021-02-19 17:10:57,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:10:57,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2021-02-19 17:10:57,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:10:57,545 INFO L225 Difference]: With dead ends: 204 [2021-02-19 17:10:57,545 INFO L226 Difference]: Without dead ends: 136 [2021-02-19 17:10:57,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 17:10:57,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-02-19 17:10:57,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 109. [2021-02-19 17:10:57,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2021-02-19 17:10:57,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 125 transitions. [2021-02-19 17:10:57,595 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 125 transitions. Word has length 60 [2021-02-19 17:10:57,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:10:57,596 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 125 transitions. [2021-02-19 17:10:57,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:10:57,596 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2021-02-19 17:10:57,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-02-19 17:10:57,598 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:10:57,599 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:10:57,599 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:10:57,599 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:10:57,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:10:57,600 INFO L82 PathProgramCache]: Analyzing trace with hash 417766235, now seen corresponding path program 1 times [2021-02-19 17:10:57,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:10:57,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662493014] [2021-02-19 17:10:57,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:10:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:57,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:57,696 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:57,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,698 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:57,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,704 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:57,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,710 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:10:57,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:10:57,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:10:57,719 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:57,720 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,060 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:10:58,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,128 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,130 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:10:58,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:10:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,144 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:10:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,149 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,149 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:10:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:58,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:10:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,179 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:10:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,199 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-02-19 17:10:58,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,206 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,229 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:10:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,234 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,235 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-19 17:10:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:10:58,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662493014] [2021-02-19 17:10:58,260 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:10:58,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:10:58,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445426398] [2021-02-19 17:10:58,262 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:10:58,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:10:58,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:10:58,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:10:58,264 INFO L87 Difference]: Start difference. First operand 109 states and 125 transitions. Second operand 9 states. [2021-02-19 17:10:58,790 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:10:59,276 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:10:59,701 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:00,136 WARN L202 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:01,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:11:01,465 INFO L93 Difference]: Finished difference Result 217 states and 267 transitions. [2021-02-19 17:11:01,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:11:01,466 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2021-02-19 17:11:01,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:11:01,469 INFO L225 Difference]: With dead ends: 217 [2021-02-19 17:11:01,469 INFO L226 Difference]: Without dead ends: 136 [2021-02-19 17:11:01,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-19 17:11:01,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-02-19 17:11:01,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 109. [2021-02-19 17:11:01,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2021-02-19 17:11:01,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 124 transitions. [2021-02-19 17:11:01,510 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 124 transitions. Word has length 65 [2021-02-19 17:11:01,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:11:01,511 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 124 transitions. [2021-02-19 17:11:01,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:11:01,511 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 124 transitions. [2021-02-19 17:11:01,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-02-19 17:11:01,513 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:11:01,513 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:11:01,513 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:11:01,514 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:11:01,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:11:01,514 INFO L82 PathProgramCache]: Analyzing trace with hash -377779062, now seen corresponding path program 1 times [2021-02-19 17:11:01,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:11:01,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99472340] [2021-02-19 17:11:01,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:11:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:01,582 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:01,586 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,587 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:01,588 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:01,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,589 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:01,590 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,590 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:01,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:01,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:01,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:01,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:01,929 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:11:01,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:01,966 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,967 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:01,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:11:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:01,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:01,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:11:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:01,974 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,975 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:01,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:11:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:01,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:01,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:11:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:01,982 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,983 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:01,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:11:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:01,996 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:01,997 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:01,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-02-19 17:11:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:02,006 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:02,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:02,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:02,010 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:02,011 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:02,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-19 17:11:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:02,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:02,027 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:02,027 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:02,028 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:02,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:11:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:02,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:02,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:02,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-02-19 17:11:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:02,035 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:02,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:02,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-02-19 17:11:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:02,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:02,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 17:11:02,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99472340] [2021-02-19 17:11:02,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:11:02,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:11:02,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614548037] [2021-02-19 17:11:02,067 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:11:02,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:11:02,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:11:02,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:11:02,068 INFO L87 Difference]: Start difference. First operand 109 states and 124 transitions. Second operand 9 states. [2021-02-19 17:11:02,717 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:11:03,642 WARN L202 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:04,505 WARN L202 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:04,955 WARN L202 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:05,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:11:05,053 INFO L93 Difference]: Finished difference Result 189 states and 235 transitions. [2021-02-19 17:11:05,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-19 17:11:05,054 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 73 [2021-02-19 17:11:05,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:11:05,056 INFO L225 Difference]: With dead ends: 189 [2021-02-19 17:11:05,056 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:11:05,058 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2021-02-19 17:11:05,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:11:05,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:11:05,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:11:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:11:05,060 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2021-02-19 17:11:05,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:11:05,060 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:11:05,060 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:11:05,060 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:11:05,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:11:05,060 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:11:05,063 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:11:06,421 WARN L202 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2021-02-19 17:11:06,715 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:06,981 WARN L202 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 11 [2021-02-19 17:11:07,304 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:11:07,603 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2021-02-19 17:11:07,912 WARN L202 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2021-02-19 17:11:08,164 WARN L202 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2021-02-19 17:11:08,538 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:11:08,843 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:11:09,118 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:11:09,418 WARN L202 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:09,723 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:09,954 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:11:10,241 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:10,580 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2021-02-19 17:11:10,877 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:11,170 WARN L202 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:11:11,189 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:11:11,189 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:11:11,190 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:11:11,190 INFO L189 CegarLoopUtils]: For program point L221(lines 221 225) no Hoare annotation was computed. [2021-02-19 17:11:11,190 INFO L189 CegarLoopUtils]: For program point L221-1(lines 221 225) no Hoare annotation was computed. [2021-02-19 17:11:11,190 INFO L189 CegarLoopUtils]: For program point L216(line 216) no Hoare annotation was computed. [2021-02-19 17:11:11,190 INFO L189 CegarLoopUtils]: For program point L215-2(lines 215 236) no Hoare annotation was computed. [2021-02-19 17:11:11,190 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 190 245) no Hoare annotation was computed. [2021-02-19 17:11:11,191 INFO L189 CegarLoopUtils]: For program point L237(lines 214 238) no Hoare annotation was computed. [2021-02-19 17:11:11,191 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 190 245) no Hoare annotation was computed. [2021-02-19 17:11:11,191 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 190 245) no Hoare annotation was computed. [2021-02-19 17:11:11,191 INFO L189 CegarLoopUtils]: For program point L278(lines 278 282) no Hoare annotation was computed. [2021-02-19 17:11:11,191 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 246 305) no Hoare annotation was computed. [2021-02-19 17:11:11,192 INFO L189 CegarLoopUtils]: For program point L278-1(lines 278 282) no Hoare annotation was computed. [2021-02-19 17:11:11,192 INFO L189 CegarLoopUtils]: For program point L273(line 273) no Hoare annotation was computed. [2021-02-19 17:11:11,192 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 246 305) no Hoare annotation was computed. [2021-02-19 17:11:11,192 INFO L189 CegarLoopUtils]: For program point L272-2(lines 272 297) no Hoare annotation was computed. [2021-02-19 17:11:11,192 INFO L189 CegarLoopUtils]: For program point L298(lines 271 299) no Hoare annotation was computed. [2021-02-19 17:11:11,192 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 246 305) no Hoare annotation was computed. [2021-02-19 17:11:11,193 INFO L189 CegarLoopUtils]: For program point L291(line 291) no Hoare annotation was computed. [2021-02-19 17:11:11,193 INFO L189 CegarLoopUtils]: For program point L291-1(line 291) no Hoare annotation was computed. [2021-02-19 17:11:11,193 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 791 797) the Hoare annotation is: true [2021-02-19 17:11:11,193 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 791 797) no Hoare annotation was computed. [2021-02-19 17:11:11,193 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 798 806) no Hoare annotation was computed. [2021-02-19 17:11:11,193 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 798 806) the Hoare annotation is: true [2021-02-19 17:11:11,194 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 798 806) no Hoare annotation was computed. [2021-02-19 17:11:11,194 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 907 914) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:11:11,194 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1EXIT(lines 907 914) no Hoare annotation was computed. [2021-02-19 17:11:11,194 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1FINAL(lines 907 914) no Hoare annotation was computed. [2021-02-19 17:11:11,194 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 915 924) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:11:11,194 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2EXIT(lines 915 924) no Hoare annotation was computed. [2021-02-19 17:11:11,194 INFO L189 CegarLoopUtils]: For program point L920(line 920) no Hoare annotation was computed. [2021-02-19 17:11:11,195 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2FINAL(lines 915 924) no Hoare annotation was computed. [2021-02-19 17:11:11,195 INFO L192 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 925 953) the Hoare annotation is: true [2021-02-19 17:11:11,195 INFO L185 CegarLoopUtils]: At program point L940(line 940) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:11:11,195 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__3EXIT(lines 925 953) no Hoare annotation was computed. [2021-02-19 17:11:11,195 INFO L189 CegarLoopUtils]: For program point L938(lines 938 944) no Hoare annotation was computed. [2021-02-19 17:11:11,195 INFO L189 CegarLoopUtils]: For program point L937(lines 937 947) no Hoare annotation was computed. [2021-02-19 17:11:11,195 INFO L192 CegarLoopUtils]: At program point L935(line 935) the Hoare annotation is: true [2021-02-19 17:11:11,196 INFO L189 CegarLoopUtils]: For program point L935-1(line 935) no Hoare annotation was computed. [2021-02-19 17:11:11,196 INFO L189 CegarLoopUtils]: For program point L933(lines 933 950) no Hoare annotation was computed. [2021-02-19 17:11:11,196 INFO L189 CegarLoopUtils]: For program point L933-1(lines 925 953) no Hoare annotation was computed. [2021-02-19 17:11:11,196 INFO L192 CegarLoopUtils]: At program point L931(line 931) the Hoare annotation is: true [2021-02-19 17:11:11,196 INFO L189 CegarLoopUtils]: For program point L931-1(line 931) no Hoare annotation was computed. [2021-02-19 17:11:11,196 INFO L185 CegarLoopUtils]: At program point L894(line 894) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~7 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,196 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 882 904) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,197 INFO L185 CegarLoopUtils]: At program point L894-1(line 894) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~7 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,197 INFO L189 CegarLoopUtils]: For program point L892(lines 892 899) no Hoare annotation was computed. [2021-02-19 17:11:11,197 INFO L189 CegarLoopUtils]: For program point L892-1(lines 892 899) no Hoare annotation was computed. [2021-02-19 17:11:11,197 INFO L189 CegarLoopUtils]: For program point L890(line 890) no Hoare annotation was computed. [2021-02-19 17:11:11,197 INFO L185 CegarLoopUtils]: At program point L889(line 889) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,197 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 882 904) no Hoare annotation was computed. [2021-02-19 17:11:11,198 INFO L185 CegarLoopUtils]: At program point L888(line 888) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,198 INFO L185 CegarLoopUtils]: At program point L888-1(line 888) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,198 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 882 904) no Hoare annotation was computed. [2021-02-19 17:11:11,198 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 839 862) no Hoare annotation was computed. [2021-02-19 17:11:11,198 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 839 862) no Hoare annotation was computed. [2021-02-19 17:11:11,198 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 839 862) no Hoare annotation was computed. [2021-02-19 17:11:11,198 INFO L189 CegarLoopUtils]: For program point L857(line 857) no Hoare annotation was computed. [2021-02-19 17:11:11,198 INFO L189 CegarLoopUtils]: For program point L856(line 856) no Hoare annotation was computed. [2021-02-19 17:11:11,199 INFO L189 CegarLoopUtils]: For program point L855(line 855) no Hoare annotation was computed. [2021-02-19 17:11:11,199 INFO L189 CegarLoopUtils]: For program point L854(line 854) no Hoare annotation was computed. [2021-02-19 17:11:11,199 INFO L189 CegarLoopUtils]: For program point L853(line 853) no Hoare annotation was computed. [2021-02-19 17:11:11,199 INFO L189 CegarLoopUtils]: For program point L852(line 852) no Hoare annotation was computed. [2021-02-19 17:11:11,199 INFO L189 CegarLoopUtils]: For program point L851(line 851) no Hoare annotation was computed. [2021-02-19 17:11:11,199 INFO L189 CegarLoopUtils]: For program point L850(line 850) no Hoare annotation was computed. [2021-02-19 17:11:11,199 INFO L189 CegarLoopUtils]: For program point L849(line 849) no Hoare annotation was computed. [2021-02-19 17:11:11,199 INFO L189 CegarLoopUtils]: For program point L848(line 848) no Hoare annotation was computed. [2021-02-19 17:11:11,199 INFO L189 CegarLoopUtils]: For program point L847(line 847) no Hoare annotation was computed. [2021-02-19 17:11:11,200 INFO L189 CegarLoopUtils]: For program point L846(line 846) no Hoare annotation was computed. [2021-02-19 17:11:11,200 INFO L189 CegarLoopUtils]: For program point L845(line 845) no Hoare annotation was computed. [2021-02-19 17:11:11,200 INFO L189 CegarLoopUtils]: For program point L844(line 844) no Hoare annotation was computed. [2021-02-19 17:11:11,200 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 629 637) no Hoare annotation was computed. [2021-02-19 17:11:11,200 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 629 637) the Hoare annotation is: true [2021-02-19 17:11:11,200 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 629 637) no Hoare annotation was computed. [2021-02-19 17:11:11,200 INFO L189 CegarLoopUtils]: For program point L683(lines 683 687) no Hoare annotation was computed. [2021-02-19 17:11:11,200 INFO L192 CegarLoopUtils]: At program point isLowWaterLevelENTRY(lines 674 692) the Hoare annotation is: true [2021-02-19 17:11:11,200 INFO L192 CegarLoopUtils]: At program point L681(line 681) the Hoare annotation is: true [2021-02-19 17:11:11,201 INFO L189 CegarLoopUtils]: For program point L683-2(lines 683 687) no Hoare annotation was computed. [2021-02-19 17:11:11,201 INFO L189 CegarLoopUtils]: For program point L681-1(line 681) no Hoare annotation was computed. [2021-02-19 17:11:11,201 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelEXIT(lines 674 692) no Hoare annotation was computed. [2021-02-19 17:11:11,201 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelFINAL(lines 674 692) no Hoare annotation was computed. [2021-02-19 17:11:11,201 INFO L189 CegarLoopUtils]: For program point L668(line 668) no Hoare annotation was computed. [2021-02-19 17:11:11,201 INFO L189 CegarLoopUtils]: For program point L668-1(line 668) no Hoare annotation was computed. [2021-02-19 17:11:11,201 INFO L189 CegarLoopUtils]: For program point L657(lines 657 665) no Hoare annotation was computed. [2021-02-19 17:11:11,202 INFO L189 CegarLoopUtils]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2021-02-19 17:11:11,202 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 638 673) no Hoare annotation was computed. [2021-02-19 17:11:11,202 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 638 673) no Hoare annotation was computed. [2021-02-19 17:11:11,202 INFO L189 CegarLoopUtils]: For program point L645(lines 645 653) no Hoare annotation was computed. [2021-02-19 17:11:11,202 INFO L189 CegarLoopUtils]: For program point L645-2(lines 645 653) no Hoare annotation was computed. [2021-02-19 17:11:11,202 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 638 673) no Hoare annotation was computed. [2021-02-19 17:11:11,202 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 784 790) no Hoare annotation was computed. [2021-02-19 17:11:11,202 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 784 790) the Hoare annotation is: true [2021-02-19 17:11:11,202 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 144 189) no Hoare annotation was computed. [2021-02-19 17:11:11,203 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 144 189) no Hoare annotation was computed. [2021-02-19 17:11:11,203 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 144 189) no Hoare annotation was computed. [2021-02-19 17:11:11,203 INFO L189 CegarLoopUtils]: For program point L477(lines 477 484) no Hoare annotation was computed. [2021-02-19 17:11:11,203 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 457 502) no Hoare annotation was computed. [2021-02-19 17:11:11,203 INFO L189 CegarLoopUtils]: For program point L471(lines 471 491) no Hoare annotation was computed. [2021-02-19 17:11:11,203 INFO L189 CegarLoopUtils]: For program point L471-1(lines 471 491) no Hoare annotation was computed. [2021-02-19 17:11:11,203 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 457 502) no Hoare annotation was computed. [2021-02-19 17:11:11,203 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 457 502) no Hoare annotation was computed. [2021-02-19 17:11:11,203 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 871 881) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,204 INFO L185 CegarLoopUtils]: At program point L876(line 876) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2021-02-19 17:11:11,204 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 871 881) no Hoare annotation was computed. [2021-02-19 17:11:11,204 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 871 881) no Hoare annotation was computed. [2021-02-19 17:11:11,204 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmENTRY(lines 618 628) no Hoare annotation was computed. [2021-02-19 17:11:11,204 INFO L189 CegarLoopUtils]: For program point L623(line 623) no Hoare annotation was computed. [2021-02-19 17:11:11,204 INFO L189 CegarLoopUtils]: For program point L623-1(line 623) no Hoare annotation was computed. [2021-02-19 17:11:11,204 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 618 628) no Hoare annotation was computed. [2021-02-19 17:11:11,204 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 618 628) no Hoare annotation was computed. [2021-02-19 17:11:11,205 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 610 617) the Hoare annotation is: true [2021-02-19 17:11:11,205 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 610 617) no Hoare annotation was computed. [2021-02-19 17:11:11,205 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 610 617) no Hoare annotation was computed. [2021-02-19 17:11:11,205 INFO L189 CegarLoopUtils]: For program point L578-1(lines 559 583) no Hoare annotation was computed. [2021-02-19 17:11:11,205 INFO L185 CegarLoopUtils]: At program point L573(line 573) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,205 INFO L185 CegarLoopUtils]: At program point L569(line 569) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,205 INFO L189 CegarLoopUtils]: For program point L567(lines 567 575) no Hoare annotation was computed. [2021-02-19 17:11:11,205 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 559 583) no Hoare annotation was computed. [2021-02-19 17:11:11,206 INFO L185 CegarLoopUtils]: At program point L565(line 565) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,206 INFO L189 CegarLoopUtils]: For program point L565-1(line 565) no Hoare annotation was computed. [2021-02-19 17:11:11,206 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 559 583) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,206 INFO L189 CegarLoopUtils]: For program point L563(lines 563 580) no Hoare annotation was computed. [2021-02-19 17:11:11,206 INFO L185 CegarLoopUtils]: At program point L578(line 578) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,206 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 551 557) no Hoare annotation was computed. [2021-02-19 17:11:11,206 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 551 557) the Hoare annotation is: true [2021-02-19 17:11:11,207 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 703 768) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,207 INFO L185 CegarLoopUtils]: At program point L735(line 735) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,207 INFO L189 CegarLoopUtils]: For program point L733(lines 733 739) no Hoare annotation was computed. [2021-02-19 17:11:11,207 INFO L189 CegarLoopUtils]: For program point L733-1(lines 733 739) no Hoare annotation was computed. [2021-02-19 17:11:11,207 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 703 768) no Hoare annotation was computed. [2021-02-19 17:11:11,207 INFO L185 CegarLoopUtils]: At program point L758(lines 713 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,207 INFO L185 CegarLoopUtils]: At program point L725(line 725) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,208 INFO L189 CegarLoopUtils]: For program point L723(lines 723 729) no Hoare annotation was computed. [2021-02-19 17:11:11,208 INFO L189 CegarLoopUtils]: For program point L723-1(lines 723 729) no Hoare annotation was computed. [2021-02-19 17:11:11,208 INFO L189 CegarLoopUtils]: For program point L715(lines 715 719) no Hoare annotation was computed. [2021-02-19 17:11:11,208 INFO L185 CegarLoopUtils]: At program point L761(lines 712 762) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,208 INFO L189 CegarLoopUtils]: For program point L751(lines 751 755) no Hoare annotation was computed. [2021-02-19 17:11:11,208 INFO L185 CegarLoopUtils]: At program point L751-2(lines 743 756) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,208 INFO L189 CegarLoopUtils]: For program point L714(lines 713 760) no Hoare annotation was computed. [2021-02-19 17:11:11,209 INFO L185 CegarLoopUtils]: At program point L745(line 745) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,209 INFO L189 CegarLoopUtils]: For program point L743(lines 743 756) no Hoare annotation was computed. [2021-02-19 17:11:11,209 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 703 768) no Hoare annotation was computed. [2021-02-19 17:11:11,209 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 411 456) no Hoare annotation was computed. [2021-02-19 17:11:11,209 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 411 456) no Hoare annotation was computed. [2021-02-19 17:11:11,209 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 411 456) no Hoare annotation was computed. [2021-02-19 17:11:11,209 INFO L189 CegarLoopUtils]: For program point L431(lines 431 438) no Hoare annotation was computed. [2021-02-19 17:11:11,209 INFO L189 CegarLoopUtils]: For program point L425(lines 425 445) no Hoare annotation was computed. [2021-02-19 17:11:11,209 INFO L189 CegarLoopUtils]: For program point L425-1(lines 425 445) no Hoare annotation was computed. [2021-02-19 17:11:11,210 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 584 591) no Hoare annotation was computed. [2021-02-19 17:11:11,210 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 584 591) no Hoare annotation was computed. [2021-02-19 17:11:11,210 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 584 591) no Hoare annotation was computed. [2021-02-19 17:11:11,210 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryFINAL(lines 128 136) no Hoare annotation was computed. [2021-02-19 17:11:11,210 INFO L192 CegarLoopUtils]: At program point isLowWaterSensorDryENTRY(lines 128 136) the Hoare annotation is: true [2021-02-19 17:11:11,210 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryEXIT(lines 128 136) no Hoare annotation was computed. [2021-02-19 17:11:11,211 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2021-02-19 17:11:11,211 INFO L189 CegarLoopUtils]: For program point L104(lines 104 112) no Hoare annotation was computed. [2021-02-19 17:11:11,211 INFO L189 CegarLoopUtils]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2021-02-19 17:11:11,211 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2021-02-19 17:11:11,211 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2021-02-19 17:11:11,211 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 308 410) no Hoare annotation was computed. [2021-02-19 17:11:11,211 INFO L189 CegarLoopUtils]: For program point L378(lines 356 379) no Hoare annotation was computed. [2021-02-19 17:11:11,211 INFO L189 CegarLoopUtils]: For program point L337(lines 337 353) no Hoare annotation was computed. [2021-02-19 17:11:11,212 INFO L189 CegarLoopUtils]: For program point L397(lines 397 404) no Hoare annotation was computed. [2021-02-19 17:11:11,212 INFO L189 CegarLoopUtils]: For program point L358(lines 357 377) no Hoare annotation was computed. [2021-02-19 17:11:11,212 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 308 410) no Hoare annotation was computed. [2021-02-19 17:11:11,212 INFO L189 CegarLoopUtils]: For program point L389(line 389) no Hoare annotation was computed. [2021-02-19 17:11:11,212 INFO L189 CegarLoopUtils]: For program point L389-1(line 389) no Hoare annotation was computed. [2021-02-19 17:11:11,212 INFO L189 CegarLoopUtils]: For program point L354(lines 354 395) no Hoare annotation was computed. [2021-02-19 17:11:11,212 INFO L189 CegarLoopUtils]: For program point L373(line 373) no Hoare annotation was computed. [2021-02-19 17:11:11,212 INFO L189 CegarLoopUtils]: For program point L373-1(line 373) no Hoare annotation was computed. [2021-02-19 17:11:11,212 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 308 410) no Hoare annotation was computed. [2021-02-19 17:11:11,213 INFO L189 CegarLoopUtils]: For program point L332(lines 332 336) no Hoare annotation was computed. [2021-02-19 17:11:11,213 INFO L189 CegarLoopUtils]: For program point L396(lines 396 407) no Hoare annotation was computed. [2021-02-19 17:11:11,213 INFO L189 CegarLoopUtils]: For program point L359(lines 359 363) no Hoare annotation was computed. [2021-02-19 17:11:11,213 INFO L189 CegarLoopUtils]: For program point L357-2(lines 357 377) no Hoare annotation was computed. [2021-02-19 17:11:11,217 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 774 783) no Hoare annotation was computed. [2021-02-19 17:11:11,217 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 774 783) no Hoare annotation was computed. [2021-02-19 17:11:11,217 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 774 783) no Hoare annotation was computed. [2021-02-19 17:11:11,217 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:11:11,218 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:11:11,218 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:11:11,218 INFO L189 CegarLoopUtils]: For program point L604(line 604) no Hoare annotation was computed. [2021-02-19 17:11:11,218 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 593 609) no Hoare annotation was computed. [2021-02-19 17:11:11,218 INFO L189 CegarLoopUtils]: For program point L604-1(lines 593 609) no Hoare annotation was computed. [2021-02-19 17:11:11,218 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 593 609) no Hoare annotation was computed. [2021-02-19 17:11:11,218 INFO L189 CegarLoopUtils]: For program point L600(lines 600 606) no Hoare annotation was computed. [2021-02-19 17:11:11,218 INFO L189 CegarLoopUtils]: For program point L598(line 598) no Hoare annotation was computed. [2021-02-19 17:11:11,219 INFO L189 CegarLoopUtils]: For program point L598-1(line 598) no Hoare annotation was computed. [2021-02-19 17:11:11,219 INFO L192 CegarLoopUtils]: At program point getWaterLevelENTRY(lines 119 127) the Hoare annotation is: true [2021-02-19 17:11:11,219 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2021-02-19 17:11:11,219 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2021-02-19 17:11:11,219 INFO L189 CegarLoopUtils]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2021-02-19 17:11:11,219 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:11:11,219 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2021-02-19 17:11:11,219 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:11:11,219 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:11:11,220 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:11:11,220 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalENTRY(lines 87 95) no Hoare annotation was computed. [2021-02-19 17:11:11,220 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2021-02-19 17:11:11,220 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2021-02-19 17:11:11,220 INFO L185 CegarLoopUtils]: At program point L540(line 540) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-02-19 17:11:11,220 INFO L185 CegarLoopUtils]: At program point L538(lines 538 544) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-02-19 17:11:11,220 INFO L185 CegarLoopUtils]: At program point L533(line 533) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,220 INFO L189 CegarLoopUtils]: For program point L531(lines 527 549) no Hoare annotation was computed. [2021-02-19 17:11:11,221 INFO L189 CegarLoopUtils]: For program point L529(lines 527 549) no Hoare annotation was computed. [2021-02-19 17:11:11,221 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 524 550) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:11,221 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 524 550) no Hoare annotation was computed. [2021-02-19 17:11:11,223 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 524 550) no Hoare annotation was computed. [2021-02-19 17:11:11,224 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 809 838) no Hoare annotation was computed. [2021-02-19 17:11:11,224 INFO L189 CegarLoopUtils]: For program point L830(line 830) no Hoare annotation was computed. [2021-02-19 17:11:11,224 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 809 838) the Hoare annotation is: true [2021-02-19 17:11:11,224 INFO L189 CegarLoopUtils]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-02-19 17:11:11,224 INFO L192 CegarLoopUtils]: At program point L823-1(lines 823 827) the Hoare annotation is: true [2021-02-19 17:11:11,224 INFO L189 CegarLoopUtils]: For program point L820(line 820) no Hoare annotation was computed. [2021-02-19 17:11:11,225 INFO L192 CegarLoopUtils]: At program point L819-2(lines 819 833) the Hoare annotation is: true [2021-02-19 17:11:11,225 INFO L192 CegarLoopUtils]: At program point L815(line 815) the Hoare annotation is: true [2021-02-19 17:11:11,225 INFO L189 CegarLoopUtils]: For program point L815-1(line 815) no Hoare annotation was computed. [2021-02-19 17:11:11,225 INFO L192 CegarLoopUtils]: At program point L834(lines 809 838) the Hoare annotation is: true [2021-02-19 17:11:11,225 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: true [2021-02-19 17:11:11,225 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2021-02-19 17:11:11,225 INFO L189 CegarLoopUtils]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2021-02-19 17:11:11,225 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 863 869) no Hoare annotation was computed. [2021-02-19 17:11:11,225 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 863 869) the Hoare annotation is: true [2021-02-19 17:11:11,226 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:11:11,226 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-02-19 17:11:11,226 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:11:11,226 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:11:11,226 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 693 700) no Hoare annotation was computed. [2021-02-19 17:11:11,226 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 693 700) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2021-02-19 17:11:11,226 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 693 700) no Hoare annotation was computed. [2021-02-19 17:11:11,226 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2021-02-19 17:11:11,226 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:11:11,227 INFO L189 CegarLoopUtils]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2021-02-19 17:11:11,227 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 504 511) no Hoare annotation was computed. [2021-02-19 17:11:11,227 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 508) no Hoare annotation was computed. [2021-02-19 17:11:11,227 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 504 511) the Hoare annotation is: true [2021-02-19 17:11:11,227 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 504 511) no Hoare annotation was computed. [2021-02-19 17:11:11,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:11:11 BoogieIcfgContainer [2021-02-19 17:11:11,251 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:11:11,259 INFO L168 Benchmark]: Toolchain (without parser) took 20210.15 ms. Allocated memory was 170.9 MB in the beginning and 436.2 MB in the end (delta: 265.3 MB). Free memory was 144.9 MB in the beginning and 270.9 MB in the end (delta: -126.0 MB). Peak memory consumption was 260.5 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:11,260 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 170.9 MB. Free memory is still 143.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:11:11,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.68 ms. Allocated memory is still 170.9 MB. Free memory was 143.8 MB in the beginning and 122.6 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:11,265 INFO L168 Benchmark]: Boogie Preprocessor took 111.27 ms. Allocated memory is still 170.9 MB. Free memory was 122.6 MB in the beginning and 118.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:11,267 INFO L168 Benchmark]: RCFGBuilder took 1343.36 ms. Allocated memory is still 170.9 MB. Free memory was 118.7 MB in the beginning and 65.7 MB in the end (delta: 53.0 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:11,268 INFO L168 Benchmark]: TraceAbstraction took 18013.48 ms. Allocated memory was 170.9 MB in the beginning and 436.2 MB in the end (delta: 265.3 MB). Free memory was 65.1 MB in the beginning and 270.9 MB in the end (delta: -205.7 MB). Peak memory consumption was 180.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:11,275 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 170.9 MB. Free memory is still 143.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 719.68 ms. Allocated memory is still 170.9 MB. Free memory was 143.8 MB in the beginning and 122.6 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 111.27 ms. Allocated memory is still 170.9 MB. Free memory was 122.6 MB in the beginning and 118.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1343.36 ms. Allocated memory is still 170.9 MB. Free memory was 118.7 MB in the beginning and 65.7 MB in the end (delta: 53.0 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 18013.48 ms. Allocated memory was 170.9 MB in the beginning and 436.2 MB in the end (delta: 265.3 MB). Free memory was 65.1 MB in the beginning and 270.9 MB in the end (delta: -205.7 MB). Peak memory consumption was 180.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 508]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 238 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 392 SDtfs, 541 SDslu, 258 SDs, 0 SdLazy, 1107 SolverSat, 364 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 90 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 82 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 188 PreInvPairs, 208 NumberOfFragments, 732 HoareAnnotationTreeSize, 188 FomulaSimplifications, 11486 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 5439 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 79897 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...