./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4366671714130af280ec4232c34176d9c997fd05 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:14:49,779 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:14:49,780 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:14:49,786 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:14:49,787 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:14:49,787 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:14:49,788 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:14:49,789 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:14:49,790 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:14:49,791 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:14:49,791 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:14:49,791 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:14:49,792 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:14:49,793 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:14:49,793 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:14:49,794 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:14:49,794 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:14:49,795 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:14:49,796 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:14:49,797 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:14:49,798 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:14:49,799 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:14:49,800 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:14:49,800 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:14:49,800 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:14:49,801 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:14:49,802 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:14:49,802 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:14:49,803 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:14:49,803 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:14:49,803 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:14:49,804 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:14:49,804 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:14:49,804 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:14:49,805 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:14:49,805 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:14:49,805 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 13:14:49,817 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:14:49,817 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:14:49,818 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:14:49,818 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:14:49,819 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:14:49,819 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:14:49,819 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 13:14:49,819 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:14:49,819 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:14:49,819 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:14:49,820 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:14:49,820 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:14:49,820 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:14:49,820 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:14:49,820 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:14:49,820 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:14:49,820 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:14:49,820 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:14:49,821 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:14:49,821 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:14:49,821 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:14:49,821 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:14:49,821 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:14:49,821 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:14:49,821 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:14:49,821 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:14:49,822 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 13:14:49,822 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:14:49,822 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:14:49,822 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4366671714130af280ec4232c34176d9c997fd05 [2018-11-10 13:14:49,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:14:49,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:14:49,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:14:49,860 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:14:49,860 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:14:49,861 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product46_true-unreach-call_false-termination.cil.c [2018-11-10 13:14:49,902 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/data/4228320f4/6884ce378cec4978b5098cc0c355822c/FLAGc2efd8e0e [2018-11-10 13:14:50,352 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:14:50,353 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/sv-benchmarks/c/product-lines/minepump_spec2_product46_true-unreach-call_false-termination.cil.c [2018-11-10 13:14:50,359 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/data/4228320f4/6884ce378cec4978b5098cc0c355822c/FLAGc2efd8e0e [2018-11-10 13:14:50,367 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/data/4228320f4/6884ce378cec4978b5098cc0c355822c [2018-11-10 13:14:50,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:14:50,370 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 13:14:50,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:14:50,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:14:50,373 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:14:50,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:14:50" (1/1) ... [2018-11-10 13:14:50,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50, skipping insertion in model container [2018-11-10 13:14:50,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:14:50" (1/1) ... [2018-11-10 13:14:50,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:14:50,415 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:14:50,594 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:14:50,603 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:14:50,654 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:14:50,669 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:14:50,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50 WrapperNode [2018-11-10 13:14:50,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:14:50,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:14:50,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:14:50,670 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:14:50,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50" (1/1) ... [2018-11-10 13:14:50,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50" (1/1) ... [2018-11-10 13:14:50,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50" (1/1) ... [2018-11-10 13:14:50,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50" (1/1) ... [2018-11-10 13:14:50,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50" (1/1) ... [2018-11-10 13:14:50,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50" (1/1) ... [2018-11-10 13:14:50,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50" (1/1) ... [2018-11-10 13:14:50,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:14:50,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:14:50,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:14:50,760 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:14:50,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/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 [2018-11-10 13:14:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:14:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:14:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 13:14:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 13:14:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 13:14:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 13:14:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 13:14:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 13:14:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 13:14:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 13:14:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 13:14:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 13:14:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 13:14:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 13:14:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 13:14:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 13:14:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 13:14:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:14:50,801 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 13:14:50,801 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-10 13:14:50,801 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 13:14:50,801 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 13:14:50,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 13:14:50,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 13:14:50,801 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 13:14:50,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 13:14:50,801 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 13:14:50,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 13:14:50,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 13:14:50,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 13:14:50,802 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 13:14:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 13:14:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 13:14:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 13:14:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 13:14:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 13:14:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 13:14:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 13:14:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 13:14:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 13:14:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 13:14:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 13:14:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:14:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 13:14:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 13:14:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 13:14:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 13:14:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 13:14:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 13:14:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 13:14:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 13:14:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 13:14:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 13:14:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 13:14:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 13:14:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 13:14:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 13:14:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 13:14:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 13:14:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 13:14:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:14:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 13:14:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-10 13:14:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 13:14:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:14:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:14:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 13:14:51,399 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:14:51,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:14:51 BoogieIcfgContainer [2018-11-10 13:14:51,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:14:51,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:14:51,400 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:14:51,403 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:14:51,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:14:50" (1/3) ... [2018-11-10 13:14:51,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bcc4c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:14:51, skipping insertion in model container [2018-11-10 13:14:51,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:14:50" (2/3) ... [2018-11-10 13:14:51,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bcc4c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:14:51, skipping insertion in model container [2018-11-10 13:14:51,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:14:51" (3/3) ... [2018-11-10 13:14:51,405 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product46_true-unreach-call_false-termination.cil.c [2018-11-10 13:14:51,413 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:14:51,419 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:14:51,430 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:14:51,454 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 13:14:51,455 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:14:51,455 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:14:51,455 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:14:51,455 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:14:51,455 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:14:51,455 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:14:51,456 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:14:51,456 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:14:51,472 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states. [2018-11-10 13:14:51,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 13:14:51,480 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:51,481 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:51,483 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:51,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:51,488 INFO L82 PathProgramCache]: Analyzing trace with hash 1675106822, now seen corresponding path program 1 times [2018-11-10 13:14:51,489 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:51,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:51,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:51,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:51,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:51,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:51,690 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:14:51,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 13:14:51,693 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 13:14:51,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 13:14:51,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:14:51,706 INFO L87 Difference]: Start difference. First operand 220 states. Second operand 2 states. [2018-11-10 13:14:51,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:51,732 INFO L93 Difference]: Finished difference Result 314 states and 381 transitions. [2018-11-10 13:14:51,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 13:14:51,733 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 87 [2018-11-10 13:14:51,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:51,741 INFO L225 Difference]: With dead ends: 314 [2018-11-10 13:14:51,741 INFO L226 Difference]: Without dead ends: 177 [2018-11-10 13:14:51,743 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:14:51,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-11-10 13:14:51,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2018-11-10 13:14:51,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-11-10 13:14:51,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 202 transitions. [2018-11-10 13:14:51,781 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 202 transitions. Word has length 87 [2018-11-10 13:14:51,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:51,782 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 202 transitions. [2018-11-10 13:14:51,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 13:14:51,782 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 202 transitions. [2018-11-10 13:14:51,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 13:14:51,784 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:51,784 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:51,785 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:51,785 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:51,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1332517889, now seen corresponding path program 1 times [2018-11-10 13:14:51,785 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:51,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:51,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:51,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:51,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:51,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:51,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:14:51,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:14:51,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 13:14:51,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:14:51,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:14:51,892 INFO L87 Difference]: Start difference. First operand 177 states and 202 transitions. Second operand 3 states. [2018-11-10 13:14:51,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:51,912 INFO L93 Difference]: Finished difference Result 257 states and 297 transitions. [2018-11-10 13:14:51,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:14:51,912 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2018-11-10 13:14:51,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:51,914 INFO L225 Difference]: With dead ends: 257 [2018-11-10 13:14:51,914 INFO L226 Difference]: Without dead ends: 167 [2018-11-10 13:14:51,915 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:14:51,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-11-10 13:14:51,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-11-10 13:14:51,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-11-10 13:14:51,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 189 transitions. [2018-11-10 13:14:51,927 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 189 transitions. Word has length 89 [2018-11-10 13:14:51,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:51,928 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 189 transitions. [2018-11-10 13:14:51,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 13:14:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 189 transitions. [2018-11-10 13:14:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 13:14:51,929 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:51,930 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:51,930 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:51,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:51,930 INFO L82 PathProgramCache]: Analyzing trace with hash -609742744, now seen corresponding path program 1 times [2018-11-10 13:14:51,930 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:51,930 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:51,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:51,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:51,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:52,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:52,062 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:14:52,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:14:52,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:14:52,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:14:52,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:14:52,064 INFO L87 Difference]: Start difference. First operand 167 states and 189 transitions. Second operand 7 states. [2018-11-10 13:14:52,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:52,201 INFO L93 Difference]: Finished difference Result 270 states and 315 transitions. [2018-11-10 13:14:52,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 13:14:52,202 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 94 [2018-11-10 13:14:52,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:52,203 INFO L225 Difference]: With dead ends: 270 [2018-11-10 13:14:52,204 INFO L226 Difference]: Without dead ends: 167 [2018-11-10 13:14:52,204 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 13:14:52,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-11-10 13:14:52,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-11-10 13:14:52,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-11-10 13:14:52,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 188 transitions. [2018-11-10 13:14:52,218 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 188 transitions. Word has length 94 [2018-11-10 13:14:52,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:52,219 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 188 transitions. [2018-11-10 13:14:52,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:14:52,219 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 188 transitions. [2018-11-10 13:14:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 13:14:52,221 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:52,222 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:52,222 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:52,222 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:52,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1453766598, now seen corresponding path program 1 times [2018-11-10 13:14:52,223 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:52,223 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:52,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:52,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:52,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:52,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:52,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:14:52,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 13:14:52,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 13:14:52,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 13:14:52,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 13:14:52,337 INFO L87 Difference]: Start difference. First operand 167 states and 188 transitions. Second operand 5 states. [2018-11-10 13:14:52,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:52,733 INFO L93 Difference]: Finished difference Result 380 states and 452 transitions. [2018-11-10 13:14:52,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:14:52,733 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2018-11-10 13:14:52,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:52,736 INFO L225 Difference]: With dead ends: 380 [2018-11-10 13:14:52,736 INFO L226 Difference]: Without dead ends: 277 [2018-11-10 13:14:52,737 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:14:52,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2018-11-10 13:14:52,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 257. [2018-11-10 13:14:52,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-11-10 13:14:52,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 289 transitions. [2018-11-10 13:14:52,759 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 289 transitions. Word has length 107 [2018-11-10 13:14:52,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:52,760 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 289 transitions. [2018-11-10 13:14:52,760 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 13:14:52,760 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 289 transitions. [2018-11-10 13:14:52,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 13:14:52,761 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:52,762 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:52,762 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:52,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:52,762 INFO L82 PathProgramCache]: Analyzing trace with hash 720463586, now seen corresponding path program 1 times [2018-11-10 13:14:52,762 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:52,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:52,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:52,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:52,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:52,849 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:14:52,849 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:14:52,850 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:14:52,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:14:52,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:14:52,851 INFO L87 Difference]: Start difference. First operand 257 states and 289 transitions. Second operand 6 states. [2018-11-10 13:14:52,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:52,947 INFO L93 Difference]: Finished difference Result 625 states and 731 transitions. [2018-11-10 13:14:52,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:14:52,947 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-11-10 13:14:52,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:52,950 INFO L225 Difference]: With dead ends: 625 [2018-11-10 13:14:52,950 INFO L226 Difference]: Without dead ends: 432 [2018-11-10 13:14:52,952 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:14:52,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2018-11-10 13:14:52,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 426. [2018-11-10 13:14:52,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2018-11-10 13:14:52,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 482 transitions. [2018-11-10 13:14:52,976 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 482 transitions. Word has length 121 [2018-11-10 13:14:52,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:52,976 INFO L481 AbstractCegarLoop]: Abstraction has 426 states and 482 transitions. [2018-11-10 13:14:52,976 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:14:52,976 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 482 transitions. [2018-11-10 13:14:52,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 13:14:52,977 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:52,977 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:52,978 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:52,978 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:52,978 INFO L82 PathProgramCache]: Analyzing trace with hash -1651346050, now seen corresponding path program 1 times [2018-11-10 13:14:52,978 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:52,978 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:52,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:52,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:52,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:53,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:53,063 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:14:53,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:14:53,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:14:53,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:14:53,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:14:53,064 INFO L87 Difference]: Start difference. First operand 426 states and 482 transitions. Second operand 7 states. [2018-11-10 13:14:53,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:53,369 INFO L93 Difference]: Finished difference Result 821 states and 958 transitions. [2018-11-10 13:14:53,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 13:14:53,370 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 125 [2018-11-10 13:14:53,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:53,372 INFO L225 Difference]: With dead ends: 821 [2018-11-10 13:14:53,372 INFO L226 Difference]: Without dead ends: 459 [2018-11-10 13:14:53,373 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:14:53,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2018-11-10 13:14:53,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 425. [2018-11-10 13:14:53,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2018-11-10 13:14:53,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 479 transitions. [2018-11-10 13:14:53,393 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 479 transitions. Word has length 125 [2018-11-10 13:14:53,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:53,394 INFO L481 AbstractCegarLoop]: Abstraction has 425 states and 479 transitions. [2018-11-10 13:14:53,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:14:53,394 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 479 transitions. [2018-11-10 13:14:53,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 13:14:53,395 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:53,395 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:53,396 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:53,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:53,396 INFO L82 PathProgramCache]: Analyzing trace with hash -104542981, now seen corresponding path program 1 times [2018-11-10 13:14:53,396 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:53,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:53,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:53,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:53,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:53,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:14:53,446 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:14:53,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:14:53,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:14:53,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:14:53,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:14:53,447 INFO L87 Difference]: Start difference. First operand 425 states and 479 transitions. Second operand 6 states. [2018-11-10 13:14:53,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:53,473 INFO L93 Difference]: Finished difference Result 800 states and 926 transitions. [2018-11-10 13:14:53,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 13:14:53,473 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 141 [2018-11-10 13:14:53,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:53,475 INFO L225 Difference]: With dead ends: 800 [2018-11-10 13:14:53,475 INFO L226 Difference]: Without dead ends: 439 [2018-11-10 13:14:53,476 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:14:53,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2018-11-10 13:14:53,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 435. [2018-11-10 13:14:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2018-11-10 13:14:53,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 489 transitions. [2018-11-10 13:14:53,492 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 489 transitions. Word has length 141 [2018-11-10 13:14:53,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:53,492 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 489 transitions. [2018-11-10 13:14:53,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:14:53,492 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 489 transitions. [2018-11-10 13:14:53,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 13:14:53,494 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:53,494 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:53,495 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:53,495 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:53,495 INFO L82 PathProgramCache]: Analyzing trace with hash 1823729721, now seen corresponding path program 1 times [2018-11-10 13:14:53,495 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:53,495 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:53,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:53,496 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:53,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:53,560 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:14:53,560 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:14:53,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 13:14:53,561 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 13:14:53,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 13:14:53,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:14:53,561 INFO L87 Difference]: Start difference. First operand 435 states and 489 transitions. Second operand 8 states. [2018-11-10 13:14:53,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:53,590 INFO L93 Difference]: Finished difference Result 820 states and 948 transitions. [2018-11-10 13:14:53,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:14:53,591 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 141 [2018-11-10 13:14:53,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:53,593 INFO L225 Difference]: With dead ends: 820 [2018-11-10 13:14:53,593 INFO L226 Difference]: Without dead ends: 449 [2018-11-10 13:14:53,594 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:14:53,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2018-11-10 13:14:53,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 443. [2018-11-10 13:14:53,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2018-11-10 13:14:53,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 497 transitions. [2018-11-10 13:14:53,611 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 497 transitions. Word has length 141 [2018-11-10 13:14:53,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:53,612 INFO L481 AbstractCegarLoop]: Abstraction has 443 states and 497 transitions. [2018-11-10 13:14:53,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 13:14:53,612 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 497 transitions. [2018-11-10 13:14:53,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 13:14:53,614 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:53,614 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:53,614 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:53,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:53,614 INFO L82 PathProgramCache]: Analyzing trace with hash 1583189592, now seen corresponding path program 1 times [2018-11-10 13:14:53,614 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:53,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:53,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:53,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:53,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:53,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:14:53,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:14:53,687 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 13:14:53,687 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 13:14:53,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 13:14:53,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:14:53,687 INFO L87 Difference]: Start difference. First operand 443 states and 497 transitions. Second operand 4 states. [2018-11-10 13:14:53,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:53,876 INFO L93 Difference]: Finished difference Result 1238 states and 1466 transitions. [2018-11-10 13:14:53,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 13:14:53,877 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2018-11-10 13:14:53,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:53,880 INFO L225 Difference]: With dead ends: 1238 [2018-11-10 13:14:53,881 INFO L226 Difference]: Without dead ends: 859 [2018-11-10 13:14:53,882 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:14:53,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2018-11-10 13:14:53,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 844. [2018-11-10 13:14:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 844 states. [2018-11-10 13:14:53,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 844 states and 977 transitions. [2018-11-10 13:14:53,925 INFO L78 Accepts]: Start accepts. Automaton has 844 states and 977 transitions. Word has length 141 [2018-11-10 13:14:53,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:53,925 INFO L481 AbstractCegarLoop]: Abstraction has 844 states and 977 transitions. [2018-11-10 13:14:53,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 13:14:53,925 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 977 transitions. [2018-11-10 13:14:53,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 13:14:53,927 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:53,927 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:53,928 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:53,928 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:53,928 INFO L82 PathProgramCache]: Analyzing trace with hash 1259277874, now seen corresponding path program 1 times [2018-11-10 13:14:53,928 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:53,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:53,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:53,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:53,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:54,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 13:14:54,051 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:14:54,051 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 13:14:54,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:54,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:14:54,317 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:54,344 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:14:54,345 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 13:14:54,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 13:14:54,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 13:14:54,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 13:14:54,346 INFO L87 Difference]: Start difference. First operand 844 states and 977 transitions. Second operand 19 states. [2018-11-10 13:14:55,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:55,179 INFO L93 Difference]: Finished difference Result 1593 states and 1869 transitions. [2018-11-10 13:14:55,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 13:14:55,180 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 145 [2018-11-10 13:14:55,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:55,183 INFO L225 Difference]: With dead ends: 1593 [2018-11-10 13:14:55,183 INFO L226 Difference]: Without dead ends: 813 [2018-11-10 13:14:55,186 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 140 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 13:14:55,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2018-11-10 13:14:55,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 813. [2018-11-10 13:14:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 813 states. [2018-11-10 13:14:55,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 813 states and 926 transitions. [2018-11-10 13:14:55,225 INFO L78 Accepts]: Start accepts. Automaton has 813 states and 926 transitions. Word has length 145 [2018-11-10 13:14:55,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:55,225 INFO L481 AbstractCegarLoop]: Abstraction has 813 states and 926 transitions. [2018-11-10 13:14:55,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 13:14:55,225 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 926 transitions. [2018-11-10 13:14:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 13:14:55,229 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:14:55,229 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:14:55,229 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:14:55,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:14:55,229 INFO L82 PathProgramCache]: Analyzing trace with hash -992696234, now seen corresponding path program 1 times [2018-11-10 13:14:55,229 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:14:55,229 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:14:55,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:55,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:55,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:14:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:14:55,404 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:14:55,404 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 13:14:55,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:14:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:55,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:14:55,648 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:14:55,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:14:55,664 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 13:14:55,665 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 13:14:55,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 13:14:55,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 13:14:55,665 INFO L87 Difference]: Start difference. First operand 813 states and 926 transitions. Second operand 19 states. [2018-11-10 13:14:56,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:14:56,156 INFO L93 Difference]: Finished difference Result 1331 states and 1540 transitions. [2018-11-10 13:14:56,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 13:14:56,157 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 198 [2018-11-10 13:14:56,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:14:56,158 INFO L225 Difference]: With dead ends: 1331 [2018-11-10 13:14:56,158 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 13:14:56,160 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 195 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 13:14:56,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 13:14:56,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 13:14:56,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 13:14:56,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 13:14:56,160 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 198 [2018-11-10 13:14:56,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:14:56,160 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 13:14:56,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 13:14:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 13:14:56,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:14:56,164 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 13:14:56,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:14:56,991 WARN L179 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2018-11-10 13:14:57,870 WARN L179 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 32 [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 165) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 155 176) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L153-1(line 153) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 155 176) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L177(lines 154 178) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L238(lines 211 239) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L230-1(line 230) no Hoare annotation was computed. [2018-11-10 13:14:57,935 INFO L425 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L226-1(line 226) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L212-1(lines 212 237) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L210-1(line 210) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L212-3(lines 212 237) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L235-1(line 235) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-10 13:14:57,936 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-10 13:14:57,936 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,937 INFO L421 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,937 INFO L421 ceAbstractionStarter]: At program point L634-1(line 634) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,937 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2018-11-10 13:14:57,937 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 639) no Hoare annotation was computed. [2018-11-10 13:14:57,937 INFO L425 ceAbstractionStarter]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2018-11-10 13:14:57,937 INFO L425 ceAbstractionStarter]: For program point L630(line 630) no Hoare annotation was computed. [2018-11-10 13:14:57,937 INFO L421 ceAbstractionStarter]: At program point L629(line 629) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,937 INFO L421 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,937 INFO L421 ceAbstractionStarter]: At program point L628-1(line 628) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,937 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 622 644) no Hoare annotation was computed. [2018-11-10 13:14:57,937 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 578 601) no Hoare annotation was computed. [2018-11-10 13:14:57,937 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 578 601) no Hoare annotation was computed. [2018-11-10 13:14:57,937 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 578 601) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L585(line 585) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L421 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-10 13:14:57,938 INFO L425 ceAbstractionStarter]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2018-11-10 13:14:57,938 INFO L421 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (let ((.cse2 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or .cse2 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse2 .cse0 .cse1))) [2018-11-10 13:14:57,939 INFO L421 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= |old(~pumpRunning~0)| 0) .cse2 .cse4) (or (and .cse5 .cse3) .cse2 .cse4) (or .cse0 .cse1 .cse2 .cse5))) [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 702) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L421 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| 0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point L690(lines 690 707) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 686 710) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 686 710) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 781 789) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 781 789) the Hoare annotation is: true [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 781 789) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point L797(lines 797 805) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point L797-2(lines 797 805) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point L820-1(line 820) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 790 825) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point L809(lines 809 817) no Hoare annotation was computed. [2018-11-10 13:14:57,939 INFO L425 ceAbstractionStarter]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 790 825) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 790 825) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L121-1(line 121) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L121-2(line 121) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L114-1(line 114) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L110-1(line 110) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L107(line 107) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L107-1(line 107) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 424) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L416-1(line 416) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 431) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L438-1(line 438) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-10 13:14:57,940 INFO L425 ceAbstractionStarter]: For program point L436-1(line 436) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point L428(lines 428 429) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point L428-1(lines 411 431) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point L421(lines 421 422) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 611 621) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 611 621) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L421 ceAbstractionStarter]: At program point L616(line 616) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 611 621) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 770 780) the Hoare annotation is: true [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 770 780) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L428 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 770 780) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 762 769) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= |old(~pumpRunning~0)| 0) (not (= ~systemActive~0 1))) [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 540) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 530 543) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 530 543) the Hoare annotation is: true [2018-11-10 13:14:57,941 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 530 543) no Hoare annotation was computed. [2018-11-10 13:14:57,941 INFO L421 ceAbstractionStarter]: At program point L731(line 731) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse1) (or .cse4 .cse0 .cse1))) [2018-11-10 13:14:57,942 INFO L425 ceAbstractionStarter]: For program point L731-1(lines 712 736) no Hoare annotation was computed. [2018-11-10 13:14:57,942 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 712 736) no Hoare annotation was computed. [2018-11-10 13:14:57,942 INFO L421 ceAbstractionStarter]: At program point L726(line 726) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-10 13:14:57,942 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 712 736) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-10 13:14:57,942 INFO L421 ceAbstractionStarter]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 13:14:57,942 INFO L425 ceAbstractionStarter]: For program point L720(lines 720 728) no Hoare annotation was computed. [2018-11-10 13:14:57,942 INFO L421 ceAbstractionStarter]: At program point L718(line 718) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0) (or .cse4 .cse2 .cse0))) [2018-11-10 13:14:57,942 INFO L425 ceAbstractionStarter]: For program point L718-1(line 718) no Hoare annotation was computed. [2018-11-10 13:14:57,942 INFO L425 ceAbstractionStarter]: For program point L716(lines 716 733) no Hoare annotation was computed. [2018-11-10 13:14:57,942 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 678 684) no Hoare annotation was computed. [2018-11-10 13:14:57,942 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 678 684) the Hoare annotation is: true [2018-11-10 13:14:57,942 INFO L421 ceAbstractionStarter]: At program point L960(lines 911 961) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,942 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 902 967) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:14:57,942 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 902 967) no Hoare annotation was computed. [2018-11-10 13:14:57,942 INFO L425 ceAbstractionStarter]: For program point L950(lines 950 954) no Hoare annotation was computed. [2018-11-10 13:14:57,942 INFO L421 ceAbstractionStarter]: At program point L950-2(lines 942 955) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 13:14:57,942 INFO L425 ceAbstractionStarter]: For program point L913(lines 912 959) no Hoare annotation was computed. [2018-11-10 13:14:57,942 INFO L421 ceAbstractionStarter]: At program point L944(line 944) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 13:14:57,943 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 955) no Hoare annotation was computed. [2018-11-10 13:14:57,943 INFO L421 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 13:14:57,943 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 938) no Hoare annotation was computed. [2018-11-10 13:14:57,943 INFO L425 ceAbstractionStarter]: For program point L932-1(lines 932 938) no Hoare annotation was computed. [2018-11-10 13:14:57,943 INFO L421 ceAbstractionStarter]: At program point L957(lines 912 959) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 13:14:57,943 INFO L421 ceAbstractionStarter]: At program point L924(line 924) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 13:14:57,943 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 928) no Hoare annotation was computed. [2018-11-10 13:14:57,943 INFO L425 ceAbstractionStarter]: For program point L922-1(lines 922 928) no Hoare annotation was computed. [2018-11-10 13:14:57,943 INFO L425 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2018-11-10 13:14:57,943 INFO L425 ceAbstractionStarter]: For program point L912-1(lines 912 959) no Hoare annotation was computed. [2018-11-10 13:14:57,943 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 902 967) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 383) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L382-1(lines 365 385) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 376) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L371(lines 371 378) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L370(line 370) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L370-1(line 370) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 385) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L392-1(line 392) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 737 744) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 737 744) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 737 744) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L421 ceAbstractionStarter]: At program point L887(line 887) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L885(lines 885 891) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L884(lines 884 894) no Hoare annotation was computed. [2018-11-10 13:14:57,944 INFO L421 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 13:14:57,944 INFO L425 ceAbstractionStarter]: For program point L882-1(line 882) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 872 900) the Hoare annotation is: true [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 897) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 872 900) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L428 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: true [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 872 900) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 514) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 498 520) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 498 520) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 498 520) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 864 871) the Hoare annotation is: true [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 864 871) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 864 871) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2018-11-10 13:14:57,945 INFO L425 ceAbstractionStarter]: For program point L312(line 312) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L279(line 279) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L312-1(line 312) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L308(line 308) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L308-1(line 308) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 344) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L329(line 329) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L272(lines 272 276) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L297-1(lines 297 317) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L297-3(lines 297 317) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L326(line 326) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L326-1(line 326) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L318(lines 296 319) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L310(line 310) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 293) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L310-1(line 310) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L339(line 339) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L339-1(line 339) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L298(lines 297 317) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 335) no Hoare annotation was computed. [2018-11-10 13:14:57,946 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L286-1(line 286) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L282(line 282) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L282-1(line 282) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L336(lines 336 347) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L328(line 328) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L328-1(line 328) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L324(line 324) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L512-1(line 512) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L382(line 382) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L382-1(line 382) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-10 13:14:57,947 INFO L425 ceAbstractionStarter]: For program point L508-1(line 508) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L795-1(line 795) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L376(line 376) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L504(line 504) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L428-1(line 428) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L375(line 375) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L375-1(line 375) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L375-2(line 375) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L821-1(line 821) no Hoare annotation was computed. [2018-11-10 13:14:57,948 INFO L425 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L815-1(line 815) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L811-1(line 811) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L807(line 807) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L807-1(line 807) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L421-1(line 421) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L516(line 516) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L516-1(line 516) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-11-10 13:14:57,949 INFO L425 ceAbstractionStarter]: For program point L803-1(line 803) no Hoare annotation was computed. [2018-11-10 13:14:57,950 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:14:57,950 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 758) no Hoare annotation was computed. [2018-11-10 13:14:57,950 INFO L421 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-11-10 13:14:57,950 INFO L425 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2018-11-10 13:14:57,950 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 745 761) no Hoare annotation was computed. [2018-11-10 13:14:57,950 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 745 761) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-11-10 13:14:57,950 INFO L421 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-10 13:14:57,950 INFO L425 ceAbstractionStarter]: For program point L756-1(lines 745 761) no Hoare annotation was computed. [2018-11-10 13:14:57,950 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 521 529) no Hoare annotation was computed. [2018-11-10 13:14:57,950 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 521 529) no Hoare annotation was computed. [2018-11-10 13:14:57,950 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 521 529) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L428 ceAbstractionStarter]: At program point L833(line 833) the Hoare annotation is: true [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point L835-2(lines 835 839) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 826 844) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point L833-1(line 833) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 826 844) the Hoare annotation is: true [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 826 844) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point L835(lines 835 839) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 1) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 13:14:57,951 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 477 488) no Hoare annotation was computed. [2018-11-10 13:14:57,951 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 489 497) the Hoare annotation is: true [2018-11-10 13:14:57,952 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 489 497) no Hoare annotation was computed. [2018-11-10 13:14:57,952 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 489 497) no Hoare annotation was computed. [2018-11-10 13:14:57,952 INFO L421 ceAbstractionStarter]: At program point L667(line 667) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse7 .cse8 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse3 .cse0 .cse1) (or .cse3 .cse7 .cse4 .cse1 .cse8)))) [2018-11-10 13:14:57,952 INFO L421 ceAbstractionStarter]: At program point L665(lines 665 671) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse6)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse5 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse7 .cse3 .cse5) (or .cse0 .cse6 .cse1 .cse3 .cse7)))) [2018-11-10 13:14:57,952 INFO L421 ceAbstractionStarter]: At program point L660(line 660) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (not (= |old(~pumpRunning~0)| 0)) .cse1)) (or .cse2 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse2 .cse1 .cse0))) [2018-11-10 13:14:57,952 INFO L425 ceAbstractionStarter]: For program point L658(lines 657 676) no Hoare annotation was computed. [2018-11-10 13:14:57,952 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 654 677) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse3 .cse7 .cse8 .cse1) (or .cse7 .cse1 .cse2 .cse8) (or .cse3 .cse0 .cse1)))) [2018-11-10 13:14:57,952 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 654 677) no Hoare annotation was computed. [2018-11-10 13:14:57,952 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 654 677) no Hoare annotation was computed. [2018-11-10 13:14:57,953 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 547 576) no Hoare annotation was computed. [2018-11-10 13:14:57,953 INFO L428 ceAbstractionStarter]: At program point L572(lines 547 576) the Hoare annotation is: true [2018-11-10 13:14:57,953 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-10 13:14:57,953 INFO L425 ceAbstractionStarter]: For program point L558(line 558) no Hoare annotation was computed. [2018-11-10 13:14:57,953 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 547 576) the Hoare annotation is: true [2018-11-10 13:14:57,953 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 565) no Hoare annotation was computed. [2018-11-10 13:14:57,953 INFO L428 ceAbstractionStarter]: At program point L561-1(lines 561 565) the Hoare annotation is: true [2018-11-10 13:14:57,953 INFO L425 ceAbstractionStarter]: For program point L557-1(lines 557 571) no Hoare annotation was computed. [2018-11-10 13:14:57,953 INFO L428 ceAbstractionStarter]: At program point L557-3(lines 557 571) the Hoare annotation is: true [2018-11-10 13:14:57,953 INFO L428 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: true [2018-11-10 13:14:57,953 INFO L425 ceAbstractionStarter]: For program point L553-1(line 553) no Hoare annotation was computed. [2018-11-10 13:14:57,953 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 453 464) the Hoare annotation is: true [2018-11-10 13:14:57,953 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 453 464) no Hoare annotation was computed. [2018-11-10 13:14:57,953 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 453 464) no Hoare annotation was computed. [2018-11-10 13:14:57,954 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 602 608) no Hoare annotation was computed. [2018-11-10 13:14:57,954 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 602 608) the Hoare annotation is: true [2018-11-10 13:14:57,954 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:14:57,954 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-10 13:14:57,954 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:14:57,954 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:14:57,954 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2018-11-10 13:14:57,954 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-10 13:14:57,954 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2018-11-10 13:14:57,954 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 465 476) no Hoare annotation was computed. [2018-11-10 13:14:57,954 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 465 476) no Hoare annotation was computed. [2018-11-10 13:14:57,954 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 465 476) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2018-11-10 13:14:57,954 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 854 861) no Hoare annotation was computed. [2018-11-10 13:14:57,955 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 854 861) the Hoare annotation is: true [2018-11-10 13:14:57,955 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2018-11-10 13:14:57,955 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 854 861) no Hoare annotation was computed. [2018-11-10 13:14:57,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:14:57 BoogieIcfgContainer [2018-11-10 13:14:57,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:14:57,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:14:57,965 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:14:57,965 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:14:57,966 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:14:51" (3/4) ... [2018-11-10 13:14:57,969 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 13:14:57,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 13:14:57,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 13:14:57,976 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 13:14:57,976 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 13:14:57,976 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 13:14:57,982 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-10 13:14:57,983 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 13:14:57,983 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 13:14:58,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) [2018-11-10 13:14:58,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 13:14:58,052 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d7ddd29e-410c-4b2a-9ba9-259525b6295c/bin-2019/uautomizer/witness.graphml [2018-11-10 13:14:58,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:14:58,053 INFO L168 Benchmark]: Toolchain (without parser) took 7683.35 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 396.4 MB). Free memory was 960.2 MB in the beginning and 1.0 GB in the end (delta: -63.2 MB). Peak memory consumption was 333.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:58,053 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:14:58,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.08 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 927.9 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:58,053 INFO L168 Benchmark]: Boogie Preprocessor took 89.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 927.9 MB in the beginning and 1.2 GB in the end (delta: -224.9 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:58,054 INFO L168 Benchmark]: RCFGBuilder took 640.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 84.1 MB). Peak memory consumption was 84.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:58,054 INFO L168 Benchmark]: TraceAbstraction took 6564.65 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.9 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.6 MB). Peak memory consumption was 377.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:58,054 INFO L168 Benchmark]: Witness Printer took 87.04 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:58,055 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 299.08 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 927.9 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 927.9 MB in the beginning and 1.2 GB in the end (delta: -224.9 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 640.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 84.1 MB). Peak memory consumption was 84.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6564.65 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.9 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.6 MB). Peak memory consumption was 377.5 MB. Max. memory is 11.5 GB. * Witness Printer took 87.04 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 858]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 340 locations, 1 error locations. SAFE Result, 6.5s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2383 SDtfs, 1462 SDslu, 9214 SDs, 0 SdLazy, 3190 SolverSat, 346 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 489 GetRequests, 379 SyntacticMatches, 4 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=844occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 85 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1694 PreInvPairs, 1788 NumberOfFragments, 1583 HoareAnnotationTreeSize, 1694 FomulaSimplifications, 2438 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 64 FomulaSimplificationsInter, 5980 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1732 NumberOfCodeBlocks, 1732 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1719 ConstructedInterpolants, 0 QuantifiedInterpolants, 349225 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1665 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 111/115 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...