./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/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 cfed73d0949579dcb398cd2d92995791596ce6cd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:13:44,824 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:13:44,825 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:13:44,834 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:13:44,835 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:13:44,835 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:13:44,836 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:13:44,838 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:13:44,839 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:13:44,840 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:13:44,840 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:13:44,841 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:13:44,842 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:13:44,842 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:13:44,843 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:13:44,844 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:13:44,845 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:13:44,846 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:13:44,848 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:13:44,849 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:13:44,850 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:13:44,851 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:13:44,853 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:13:44,853 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:13:44,853 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:13:44,854 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:13:44,855 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:13:44,856 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:13:44,856 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:13:44,857 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:13:44,858 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:13:44,858 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:13:44,858 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:13:44,858 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:13:44,859 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:13:44,860 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:13:44,860 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 16:13:44,871 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:13:44,871 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:13:44,872 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:13:44,872 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 16:13:44,873 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:13:44,873 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:13:44,873 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:13:44,873 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:13:44,873 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:13:44,873 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:13:44,874 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:13:44,874 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:13:44,874 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:13:44,875 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:13:44,875 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:13:44,875 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:13:44,875 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:13:44,876 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:13:44,876 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:13:44,876 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:13:44,876 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:13:44,876 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:13:44,876 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:13:44,876 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:13:44,877 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:13:44,877 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:13:44,877 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:13:44,877 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:13:44,877 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:13:44,877 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:13:44,877 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_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/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 -> cfed73d0949579dcb398cd2d92995791596ce6cd [2018-11-18 16:13:44,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:13:44,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:13:44,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:13:44,915 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:13:44,915 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:13:44,916 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product46_true-unreach-call_false-termination.cil.c [2018-11-18 16:13:44,968 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/data/ed6f0fb42/1fd0bd57beeb4e518bc36287764a9f6d/FLAG976d1439d [2018-11-18 16:13:45,344 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:13:45,344 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/sv-benchmarks/c/product-lines/minepump_spec3_product46_true-unreach-call_false-termination.cil.c [2018-11-18 16:13:45,353 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/data/ed6f0fb42/1fd0bd57beeb4e518bc36287764a9f6d/FLAG976d1439d [2018-11-18 16:13:45,363 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/data/ed6f0fb42/1fd0bd57beeb4e518bc36287764a9f6d [2018-11-18 16:13:45,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:13:45,366 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:13:45,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:13:45,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:13:45,371 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:13:45,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:13:45" (1/1) ... [2018-11-18 16:13:45,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45, skipping insertion in model container [2018-11-18 16:13:45,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:13:45" (1/1) ... [2018-11-18 16:13:45,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:13:45,418 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:13:45,643 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:13:45,653 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:13:45,780 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:13:45,800 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:13:45,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45 WrapperNode [2018-11-18 16:13:45,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:13:45,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:13:45,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:13:45,801 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:13:45,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45" (1/1) ... [2018-11-18 16:13:45,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45" (1/1) ... [2018-11-18 16:13:45,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45" (1/1) ... [2018-11-18 16:13:45,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45" (1/1) ... [2018-11-18 16:13:45,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45" (1/1) ... [2018-11-18 16:13:45,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45" (1/1) ... [2018-11-18 16:13:45,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45" (1/1) ... [2018-11-18 16:13:45,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:13:45,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:13:45,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:13:45,876 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:13:45,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/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 [2018-11-18 16:13:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:13:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:13:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:13:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-18 16:13:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:13:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:13:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:13:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:13:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:13:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:13:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:13:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:13:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:13:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:13:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:13:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:13:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:13:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:13:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:13:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:13:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:13:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:13:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:13:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:13:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:13:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 16:13:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:13:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:13:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:13:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:13:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:13:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:13:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:13:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:13:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:13:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:13:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 16:13:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 16:13:45,932 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:13:45,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:13:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:13:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:13:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:13:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:13:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:13:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:13:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:13:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-18 16:13:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:13:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:13:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:13:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:13:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:13:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:13:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:13:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:13:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:13:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:13:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:13:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:13:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:13:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:13:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:13:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:13:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:13:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:13:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:13:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:13:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:13:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:13:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:13:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:13:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:13:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:13:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:13:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:13:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:13:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:13:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:13:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:13:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 16:13:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:13:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:13:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 16:13:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:13:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:13:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 16:13:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:13:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:13:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:13:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:13:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:13:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:13:46,732 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:13:46,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:13:46 BoogieIcfgContainer [2018-11-18 16:13:46,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:13:46,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:13:46,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:13:46,739 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:13:46,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:13:45" (1/3) ... [2018-11-18 16:13:46,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d9e52d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:13:46, skipping insertion in model container [2018-11-18 16:13:46,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:13:45" (2/3) ... [2018-11-18 16:13:46,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d9e52d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:13:46, skipping insertion in model container [2018-11-18 16:13:46,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:13:46" (3/3) ... [2018-11-18 16:13:46,742 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46_true-unreach-call_false-termination.cil.c [2018-11-18 16:13:46,749 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:13:46,756 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:13:46,768 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:13:46,796 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:13:46,796 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:13:46,796 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:13:46,796 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:13:46,797 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:13:46,797 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:13:46,797 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:13:46,797 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:13:46,797 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:13:46,816 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2018-11-18 16:13:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 16:13:46,824 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:46,825 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] [2018-11-18 16:13:46,827 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:46,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:46,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1919382972, now seen corresponding path program 1 times [2018-11-18 16:13:46,834 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:46,834 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:46,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:46,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:46,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:47,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:47,070 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:47,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:13:47,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:13:47,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:13:47,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:13:47,085 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 2 states. [2018-11-18 16:13:47,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:47,120 INFO L93 Difference]: Finished difference Result 284 states and 351 transitions. [2018-11-18 16:13:47,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:13:47,121 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-18 16:13:47,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:47,131 INFO L225 Difference]: With dead ends: 284 [2018-11-18 16:13:47,132 INFO L226 Difference]: Without dead ends: 142 [2018-11-18 16:13:47,135 INFO L604 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 [2018-11-18 16:13:47,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-11-18 16:13:47,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-11-18 16:13:47,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-18 16:13:47,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2018-11-18 16:13:47,181 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 52 [2018-11-18 16:13:47,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:47,182 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2018-11-18 16:13:47,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:13:47,183 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2018-11-18 16:13:47,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 16:13:47,185 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:47,185 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] [2018-11-18 16:13:47,185 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:47,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:47,186 INFO L82 PathProgramCache]: Analyzing trace with hash 539609195, now seen corresponding path program 1 times [2018-11-18 16:13:47,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:47,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:47,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:47,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:47,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:47,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:47,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:47,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:13:47,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:13:47,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:13:47,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:13:47,283 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 3 states. [2018-11-18 16:13:47,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:47,305 INFO L93 Difference]: Finished difference Result 227 states and 267 transitions. [2018-11-18 16:13:47,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:13:47,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-18 16:13:47,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:47,309 INFO L225 Difference]: With dead ends: 227 [2018-11-18 16:13:47,309 INFO L226 Difference]: Without dead ends: 132 [2018-11-18 16:13:47,310 INFO L604 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 [2018-11-18 16:13:47,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-18 16:13:47,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-18 16:13:47,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-18 16:13:47,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 154 transitions. [2018-11-18 16:13:47,324 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 154 transitions. Word has length 54 [2018-11-18 16:13:47,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:47,324 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 154 transitions. [2018-11-18 16:13:47,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:13:47,324 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 154 transitions. [2018-11-18 16:13:47,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 16:13:47,326 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:47,326 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] [2018-11-18 16:13:47,327 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:47,327 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:47,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1051189413, now seen corresponding path program 1 times [2018-11-18 16:13:47,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:47,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:47,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:47,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:47,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:47,472 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:47,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:13:47,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:13:47,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:13:47,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:13:47,474 INFO L87 Difference]: Start difference. First operand 132 states and 154 transitions. Second operand 7 states. [2018-11-18 16:13:47,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:47,891 INFO L93 Difference]: Finished difference Result 240 states and 285 transitions. [2018-11-18 16:13:47,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:13:47,892 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 59 [2018-11-18 16:13:47,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:47,893 INFO L225 Difference]: With dead ends: 240 [2018-11-18 16:13:47,893 INFO L226 Difference]: Without dead ends: 132 [2018-11-18 16:13:47,894 INFO L604 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 [2018-11-18 16:13:47,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-18 16:13:47,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-18 16:13:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-18 16:13:47,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 153 transitions. [2018-11-18 16:13:47,906 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 153 transitions. Word has length 59 [2018-11-18 16:13:47,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:47,906 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 153 transitions. [2018-11-18 16:13:47,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:13:47,907 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 153 transitions. [2018-11-18 16:13:47,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 16:13:47,908 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:47,909 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] [2018-11-18 16:13:47,909 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:47,909 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:47,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1168365624, now seen corresponding path program 1 times [2018-11-18 16:13:47,909 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:47,910 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:47,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:47,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:47,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:48,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:48,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:48,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:13:48,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:13:48,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:13:48,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:13:48,033 INFO L87 Difference]: Start difference. First operand 132 states and 153 transitions. Second operand 5 states. [2018-11-18 16:13:48,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:48,510 INFO L93 Difference]: Finished difference Result 360 states and 432 transitions. [2018-11-18 16:13:48,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:13:48,510 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2018-11-18 16:13:48,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:48,512 INFO L225 Difference]: With dead ends: 360 [2018-11-18 16:13:48,512 INFO L226 Difference]: Without dead ends: 252 [2018-11-18 16:13:48,513 INFO L604 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 [2018-11-18 16:13:48,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2018-11-18 16:13:48,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 232. [2018-11-18 16:13:48,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2018-11-18 16:13:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 264 transitions. [2018-11-18 16:13:48,540 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 264 transitions. Word has length 72 [2018-11-18 16:13:48,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:48,540 INFO L480 AbstractCegarLoop]: Abstraction has 232 states and 264 transitions. [2018-11-18 16:13:48,540 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:13:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 264 transitions. [2018-11-18 16:13:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 16:13:48,542 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:48,542 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] [2018-11-18 16:13:48,542 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:48,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:48,543 INFO L82 PathProgramCache]: Analyzing trace with hash 2023138793, now seen corresponding path program 1 times [2018-11-18 16:13:48,543 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:48,543 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:48,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:48,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:48,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:48,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:48,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:48,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:13:48,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:13:48,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:13:48,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:13:48,636 INFO L87 Difference]: Start difference. First operand 232 states and 264 transitions. Second operand 8 states. [2018-11-18 16:13:48,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:48,675 INFO L93 Difference]: Finished difference Result 447 states and 521 transitions. [2018-11-18 16:13:48,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:13:48,676 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 86 [2018-11-18 16:13:48,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:48,678 INFO L225 Difference]: With dead ends: 447 [2018-11-18 16:13:48,678 INFO L226 Difference]: Without dead ends: 239 [2018-11-18 16:13:48,679 INFO L604 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 [2018-11-18 16:13:48,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2018-11-18 16:13:48,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 236. [2018-11-18 16:13:48,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2018-11-18 16:13:48,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 268 transitions. [2018-11-18 16:13:48,699 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 268 transitions. Word has length 86 [2018-11-18 16:13:48,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:48,699 INFO L480 AbstractCegarLoop]: Abstraction has 236 states and 268 transitions. [2018-11-18 16:13:48,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:13:48,700 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 268 transitions. [2018-11-18 16:13:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 16:13:48,701 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:48,701 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] [2018-11-18 16:13:48,701 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:48,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:48,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1427823001, now seen corresponding path program 1 times [2018-11-18 16:13:48,702 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:48,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:48,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:48,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:48,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:48,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:48,788 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:48,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:13:48,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:13:48,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:13:48,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:13:48,789 INFO L87 Difference]: Start difference. First operand 236 states and 268 transitions. Second operand 6 states. [2018-11-18 16:13:48,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:48,960 INFO L93 Difference]: Finished difference Result 584 states and 694 transitions. [2018-11-18 16:13:48,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:13:48,961 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 86 [2018-11-18 16:13:48,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:48,964 INFO L225 Difference]: With dead ends: 584 [2018-11-18 16:13:48,964 INFO L226 Difference]: Without dead ends: 372 [2018-11-18 16:13:48,965 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:13:48,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-11-18 16:13:48,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 368. [2018-11-18 16:13:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2018-11-18 16:13:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 423 transitions. [2018-11-18 16:13:48,990 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 423 transitions. Word has length 86 [2018-11-18 16:13:48,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:48,990 INFO L480 AbstractCegarLoop]: Abstraction has 368 states and 423 transitions. [2018-11-18 16:13:48,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:13:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 423 transitions. [2018-11-18 16:13:48,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 16:13:48,991 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:48,992 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] [2018-11-18 16:13:48,992 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:48,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:48,992 INFO L82 PathProgramCache]: Analyzing trace with hash 490346285, now seen corresponding path program 1 times [2018-11-18 16:13:48,992 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:48,992 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:48,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:48,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:48,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:49,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:49,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:49,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:13:49,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:13:49,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:13:49,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:13:49,085 INFO L87 Difference]: Start difference. First operand 368 states and 423 transitions. Second operand 6 states. [2018-11-18 16:13:49,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:49,273 INFO L93 Difference]: Finished difference Result 783 states and 936 transitions. [2018-11-18 16:13:49,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:13:49,275 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2018-11-18 16:13:49,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:49,279 INFO L225 Difference]: With dead ends: 783 [2018-11-18 16:13:49,279 INFO L226 Difference]: Without dead ends: 571 [2018-11-18 16:13:49,280 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:13:49,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2018-11-18 16:13:49,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 553. [2018-11-18 16:13:49,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 553 states. [2018-11-18 16:13:49,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 650 transitions. [2018-11-18 16:13:49,313 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 650 transitions. Word has length 90 [2018-11-18 16:13:49,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:49,313 INFO L480 AbstractCegarLoop]: Abstraction has 553 states and 650 transitions. [2018-11-18 16:13:49,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:13:49,313 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 650 transitions. [2018-11-18 16:13:49,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 16:13:49,315 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:49,315 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] [2018-11-18 16:13:49,315 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:49,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:49,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1276342800, now seen corresponding path program 1 times [2018-11-18 16:13:49,316 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:49,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:49,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:49,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:49,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:49,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:49,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:49,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 16:13:49,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:13:49,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:13:49,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:13:49,401 INFO L87 Difference]: Start difference. First operand 553 states and 650 transitions. Second operand 9 states. [2018-11-18 16:13:49,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:49,448 INFO L93 Difference]: Finished difference Result 970 states and 1155 transitions. [2018-11-18 16:13:49,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 16:13:49,452 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2018-11-18 16:13:49,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:49,455 INFO L225 Difference]: With dead ends: 970 [2018-11-18 16:13:49,455 INFO L226 Difference]: Without dead ends: 573 [2018-11-18 16:13:49,456 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:13:49,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2018-11-18 16:13:49,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 568. [2018-11-18 16:13:49,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 568 states. [2018-11-18 16:13:49,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 667 transitions. [2018-11-18 16:13:49,504 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 667 transitions. Word has length 90 [2018-11-18 16:13:49,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:49,504 INFO L480 AbstractCegarLoop]: Abstraction has 568 states and 667 transitions. [2018-11-18 16:13:49,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:13:49,504 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 667 transitions. [2018-11-18 16:13:49,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 16:13:49,506 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:49,506 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] [2018-11-18 16:13:49,506 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:49,506 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:49,507 INFO L82 PathProgramCache]: Analyzing trace with hash -432337298, now seen corresponding path program 1 times [2018-11-18 16:13:49,507 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:49,507 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:49,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:49,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:49,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:49,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:49,574 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:49,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:13:49,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:13:49,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:13:49,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:13:49,576 INFO L87 Difference]: Start difference. First operand 568 states and 667 transitions. Second operand 5 states. [2018-11-18 16:13:49,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:49,616 INFO L93 Difference]: Finished difference Result 972 states and 1164 transitions. [2018-11-18 16:13:49,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:13:49,617 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 90 [2018-11-18 16:13:49,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:49,620 INFO L225 Difference]: With dead ends: 972 [2018-11-18 16:13:49,620 INFO L226 Difference]: Without dead ends: 560 [2018-11-18 16:13:49,621 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:13:49,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2018-11-18 16:13:49,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2018-11-18 16:13:49,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2018-11-18 16:13:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 656 transitions. [2018-11-18 16:13:49,653 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 656 transitions. Word has length 90 [2018-11-18 16:13:49,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:49,653 INFO L480 AbstractCegarLoop]: Abstraction has 560 states and 656 transitions. [2018-11-18 16:13:49,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:13:49,653 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 656 transitions. [2018-11-18 16:13:49,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 16:13:49,655 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:49,655 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] [2018-11-18 16:13:49,655 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:49,656 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:49,656 INFO L82 PathProgramCache]: Analyzing trace with hash 1022405581, now seen corresponding path program 1 times [2018-11-18 16:13:49,656 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:49,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:49,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:49,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:49,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:13:49,761 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:13:49,761 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/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 [2018-11-18 16:13:49,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:49,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:13:49,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:13:50,017 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:13:50,018 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-11-18 16:13:50,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 16:13:50,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 16:13:50,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-18 16:13:50,019 INFO L87 Difference]: Start difference. First operand 560 states and 656 transitions. Second operand 14 states. [2018-11-18 16:13:51,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:51,167 INFO L93 Difference]: Finished difference Result 1512 states and 1833 transitions. [2018-11-18 16:13:51,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 16:13:51,168 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 102 [2018-11-18 16:13:51,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:51,173 INFO L225 Difference]: With dead ends: 1512 [2018-11-18 16:13:51,173 INFO L226 Difference]: Without dead ends: 976 [2018-11-18 16:13:51,175 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:13:51,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2018-11-18 16:13:51,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 973. [2018-11-18 16:13:51,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2018-11-18 16:13:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 1129 transitions. [2018-11-18 16:13:51,234 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 1129 transitions. Word has length 102 [2018-11-18 16:13:51,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:51,234 INFO L480 AbstractCegarLoop]: Abstraction has 973 states and 1129 transitions. [2018-11-18 16:13:51,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 16:13:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1129 transitions. [2018-11-18 16:13:51,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 16:13:51,237 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:51,237 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] [2018-11-18 16:13:51,237 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:51,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:51,238 INFO L82 PathProgramCache]: Analyzing trace with hash -1270559247, now seen corresponding path program 1 times [2018-11-18 16:13:51,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:51,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:51,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:51,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:51,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:51,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:13:51,360 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:51,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 16:13:51,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:13:51,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:13:51,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:13:51,362 INFO L87 Difference]: Start difference. First operand 973 states and 1129 transitions. Second operand 10 states. [2018-11-18 16:13:51,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:51,673 INFO L93 Difference]: Finished difference Result 1896 states and 2230 transitions. [2018-11-18 16:13:51,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 16:13:51,674 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2018-11-18 16:13:51,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:51,678 INFO L225 Difference]: With dead ends: 1896 [2018-11-18 16:13:51,678 INFO L226 Difference]: Without dead ends: 947 [2018-11-18 16:13:51,681 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:13:51,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2018-11-18 16:13:51,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 931. [2018-11-18 16:13:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 931 states. [2018-11-18 16:13:51,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 931 states and 1078 transitions. [2018-11-18 16:13:51,729 INFO L78 Accepts]: Start accepts. Automaton has 931 states and 1078 transitions. Word has length 106 [2018-11-18 16:13:51,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:51,729 INFO L480 AbstractCegarLoop]: Abstraction has 931 states and 1078 transitions. [2018-11-18 16:13:51,729 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:13:51,729 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1078 transitions. [2018-11-18 16:13:51,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 16:13:51,731 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:51,732 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] [2018-11-18 16:13:51,732 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:51,732 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:51,732 INFO L82 PathProgramCache]: Analyzing trace with hash -165894705, now seen corresponding path program 1 times [2018-11-18 16:13:51,732 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:51,732 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:51,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:51,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:51,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:13:51,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:13:51,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 16:13:51,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:13:51,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:13:51,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:13:51,837 INFO L87 Difference]: Start difference. First operand 931 states and 1078 transitions. Second operand 10 states. [2018-11-18 16:13:52,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:52,206 INFO L93 Difference]: Finished difference Result 1844 states and 2138 transitions. [2018-11-18 16:13:52,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 16:13:52,206 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2018-11-18 16:13:52,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:52,211 INFO L225 Difference]: With dead ends: 1844 [2018-11-18 16:13:52,212 INFO L226 Difference]: Without dead ends: 937 [2018-11-18 16:13:52,215 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:13:52,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2018-11-18 16:13:52,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 892. [2018-11-18 16:13:52,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 892 states. [2018-11-18 16:13:52,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 892 states and 1003 transitions. [2018-11-18 16:13:52,261 INFO L78 Accepts]: Start accepts. Automaton has 892 states and 1003 transitions. Word has length 106 [2018-11-18 16:13:52,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:52,261 INFO L480 AbstractCegarLoop]: Abstraction has 892 states and 1003 transitions. [2018-11-18 16:13:52,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:13:52,261 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1003 transitions. [2018-11-18 16:13:52,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 16:13:52,265 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:52,265 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] [2018-11-18 16:13:52,265 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:52,265 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:52,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1366356306, now seen corresponding path program 1 times [2018-11-18 16:13:52,266 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:52,266 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:52,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:52,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:52,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 16:13:52,344 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:13:52,345 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/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 [2018-11-18 16:13:52,359 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:52,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:13:52,636 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 16:13:52,665 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:13:52,665 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-18 16:13:52,666 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 16:13:52,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 16:13:52,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:13:52,666 INFO L87 Difference]: Start difference. First operand 892 states and 1003 transitions. Second operand 13 states. [2018-11-18 16:13:54,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:54,058 INFO L93 Difference]: Finished difference Result 2073 states and 2456 transitions. [2018-11-18 16:13:54,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 16:13:54,059 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 151 [2018-11-18 16:13:54,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:54,063 INFO L225 Difference]: With dead ends: 2073 [2018-11-18 16:13:54,063 INFO L226 Difference]: Without dead ends: 1205 [2018-11-18 16:13:54,066 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-18 16:13:54,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1205 states. [2018-11-18 16:13:54,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1205 to 1060. [2018-11-18 16:13:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1060 states. [2018-11-18 16:13:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 1060 states and 1177 transitions. [2018-11-18 16:13:54,107 INFO L78 Accepts]: Start accepts. Automaton has 1060 states and 1177 transitions. Word has length 151 [2018-11-18 16:13:54,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:54,107 INFO L480 AbstractCegarLoop]: Abstraction has 1060 states and 1177 transitions. [2018-11-18 16:13:54,107 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 16:13:54,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1177 transitions. [2018-11-18 16:13:54,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 16:13:54,109 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:13:54,109 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:13:54,110 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:13:54,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:13:54,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1906073669, now seen corresponding path program 1 times [2018-11-18 16:13:54,110 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:13:54,110 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:13:54,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:54,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:54,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:13:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 16:13:54,183 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:13:54,183 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:13:54,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:13:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:13:54,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:13:54,395 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:13:54,413 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:13:54,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-18 16:13:54,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 16:13:54,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 16:13:54,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-18 16:13:54,414 INFO L87 Difference]: Start difference. First operand 1060 states and 1177 transitions. Second operand 15 states. [2018-11-18 16:13:56,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:13:56,487 INFO L93 Difference]: Finished difference Result 2765 states and 3520 transitions. [2018-11-18 16:13:56,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-18 16:13:56,488 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 155 [2018-11-18 16:13:56,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:13:56,489 INFO L225 Difference]: With dead ends: 2765 [2018-11-18 16:13:56,489 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:13:56,493 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 16:13:56,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:13:56,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:13:56,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:13:56,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:13:56,494 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-11-18 16:13:56,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:13:56,494 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:13:56,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 16:13:56,496 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:13:56,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:13:56,499 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:13:56,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:56,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:13:57,511 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-18 16:13:58,085 WARN L180 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2018-11-18 16:13:58,244 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 32 [2018-11-18 16:13:58,498 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-11-18 16:13:58,892 WARN L180 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 49 [2018-11-18 16:13:59,041 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 29 [2018-11-18 16:13:59,163 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 32 [2018-11-18 16:13:59,308 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2018-11-18 16:13:59,593 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 36 [2018-11-18 16:13:59,811 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-11-18 16:14:00,340 WARN L180 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2018-11-18 16:14:00,494 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point L193-1(lines 193 214) no Hoare annotation was computed. [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point L193-3(lines 193 214) no Hoare annotation was computed. [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point L215(lines 192 216) no Hoare annotation was computed. [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 168 223) no Hoare annotation was computed. [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point L199(lines 199 203) no Hoare annotation was computed. [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 168 223) no Hoare annotation was computed. [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point L199-1(lines 199 203) no Hoare annotation was computed. [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 168 223) no Hoare annotation was computed. [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-11-18 16:14:01,517 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 260) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point L256-1(lines 256 260) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point L250-1(lines 250 275) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point L250-3(lines 250 275) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 224 283) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point L269(line 269) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point L269-1(line 269) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 224 283) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 224 283) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point L276(lines 249 277) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 99 105) the Hoare annotation is: true [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 106 114) no Hoare annotation was computed. [2018-11-18 16:14:01,518 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 106 114) the Hoare annotation is: true [2018-11-18 16:14:01,519 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 106 114) no Hoare annotation was computed. [2018-11-18 16:14:01,519 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 559 581) 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))) [2018-11-18 16:14:01,519 INFO L421 ceAbstractionStarter]: At program point L571(line 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:14:01,519 INFO L421 ceAbstractionStarter]: At program point L571-1(line 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:14:01,519 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 576) no Hoare annotation was computed. [2018-11-18 16:14:01,519 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 559 581) no Hoare annotation was computed. [2018-11-18 16:14:01,519 INFO L425 ceAbstractionStarter]: For program point L569-1(lines 569 576) no Hoare annotation was computed. [2018-11-18 16:14:01,519 INFO L425 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2018-11-18 16:14:01,519 INFO L421 ceAbstractionStarter]: At program point L566(line 566) 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))) [2018-11-18 16:14:01,519 INFO L421 ceAbstractionStarter]: At program point L565(line 565) 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))) [2018-11-18 16:14:01,519 INFO L421 ceAbstractionStarter]: At program point L565-1(line 565) 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))) [2018-11-18 16:14:01,519 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 559 581) no Hoare annotation was computed. [2018-11-18 16:14:01,519 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 517 540) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 517 540) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 517 540) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L528(line 528) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L525(line 525) no Hoare annotation was computed. [2018-11-18 16:14:01,520 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-18 16:14:01,521 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 16:14:01,521 INFO L425 ceAbstractionStarter]: For program point L522(line 522) no Hoare annotation was computed. [2018-11-18 16:14:01,521 INFO L421 ceAbstractionStarter]: At program point L737(line 737) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 16:14:01,521 INFO L425 ceAbstractionStarter]: For program point L737-1(lines 718 742) no Hoare annotation was computed. [2018-11-18 16:14:01,521 INFO L421 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse6 (and (<= ~waterLevel~0 1) (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse2) (or .cse5 .cse7 .cse6 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2))) [2018-11-18 16:14:01,521 INFO L421 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse1 .cse5 .cse6 .cse2 .cse3) (or .cse0 .cse7 .cse2 .cse3) (or .cse4 .cse1 .cse6 .cse5 .cse2) (or .cse4 .cse0 .cse7 .cse2))) [2018-11-18 16:14:01,522 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 734) no Hoare annotation was computed. [2018-11-18 16:14:01,522 INFO L421 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 16:14:01,522 INFO L425 ceAbstractionStarter]: For program point L724-1(line 724) no Hoare annotation was computed. [2018-11-18 16:14:01,522 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 739) no Hoare annotation was computed. [2018-11-18 16:14:01,522 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 718 742) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-18 16:14:01,522 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 718 742) no Hoare annotation was computed. [2018-11-18 16:14:01,522 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 813 821) no Hoare annotation was computed. [2018-11-18 16:14:01,522 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 813 821) the Hoare annotation is: true [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 813 821) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point L829-2(lines 829 837) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point L852-1(line 852) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 822 857) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 822 857) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 822 857) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 92 98) no Hoare annotation was computed. [2018-11-18 16:14:01,523 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 92 98) the Hoare annotation is: true [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 122 167) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 122 167) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 122 167) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 469) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point L449-1(lines 449 469) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 435 480) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 435 480) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point L455(lines 455 462) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 435 480) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 549 558) 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))) [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 549 558) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 549 558) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 802 812) the Hoare annotation is: true [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 802 812) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L428 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: true [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 802 812) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point L807-1(line 807) no Hoare annotation was computed. [2018-11-18 16:14:01,524 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 794 801) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse3))) [2018-11-18 16:14:01,524 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 794 801) no Hoare annotation was computed. [2018-11-18 16:14:01,525 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 794 801) no Hoare annotation was computed. [2018-11-18 16:14:01,525 INFO L425 ceAbstractionStarter]: For program point L669(lines 669 675) no Hoare annotation was computed. [2018-11-18 16:14:01,525 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 665 678) no Hoare annotation was computed. [2018-11-18 16:14:01,525 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 665 678) the Hoare annotation is: true [2018-11-18 16:14:01,525 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 665 678) no Hoare annotation was computed. [2018-11-18 16:14:01,525 INFO L421 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 16:14:01,525 INFO L425 ceAbstractionStarter]: For program point L763-1(lines 744 768) no Hoare annotation was computed. [2018-11-18 16:14:01,525 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 744 768) no Hoare annotation was computed. [2018-11-18 16:14:01,525 INFO L421 ceAbstractionStarter]: At program point L758(line 758) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 16:14:01,525 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 744 768) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-18 16:14:01,525 INFO L421 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 16:14:01,525 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 760) no Hoare annotation was computed. [2018-11-18 16:14:01,525 INFO L421 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 16:14:01,526 INFO L425 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2018-11-18 16:14:01,526 INFO L425 ceAbstractionStarter]: For program point L748(lines 748 765) no Hoare annotation was computed. [2018-11-18 16:14:01,526 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 710 716) no Hoare annotation was computed. [2018-11-18 16:14:01,526 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 710 716) the Hoare annotation is: true [2018-11-18 16:14:01,526 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 886 951) 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))) [2018-11-18 16:14:01,526 INFO L425 ceAbstractionStarter]: For program point L896-1(lines 896 943) no Hoare annotation was computed. [2018-11-18 16:14:01,526 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 886 951) no Hoare annotation was computed. [2018-11-18 16:14:01,526 INFO L421 ceAbstractionStarter]: At program point L944(lines 895 945) 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))) [2018-11-18 16:14:01,526 INFO L425 ceAbstractionStarter]: For program point L934(lines 934 938) no Hoare annotation was computed. [2018-11-18 16:14:01,527 INFO L421 ceAbstractionStarter]: At program point L934-2(lines 926 939) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse2 .cse5 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:14:01,527 INFO L425 ceAbstractionStarter]: For program point L897(lines 896 943) no Hoare annotation was computed. [2018-11-18 16:14:01,527 INFO L421 ceAbstractionStarter]: At program point L928(line 928) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse2 .cse5 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:14:01,527 INFO L425 ceAbstractionStarter]: For program point L926(lines 926 939) no Hoare annotation was computed. [2018-11-18 16:14:01,527 INFO L421 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse2 .cse5 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:14:01,527 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2018-11-18 16:14:01,527 INFO L425 ceAbstractionStarter]: For program point L916-1(lines 916 922) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L421 ceAbstractionStarter]: At program point L941(lines 896 943) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse5 .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse6 .cse3 .cse4) (and .cse0 .cse7 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:14:01,528 INFO L421 ceAbstractionStarter]: At program point L908(line 908) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse5 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 1)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse2 .cse3) (and .cse6 .cse5 .cse0 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse6 (and (not (= ~waterLevel~0 2)) .cse4 .cse2 .cse3) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point L906(lines 906 912) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point L906-1(lines 906 912) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 886 951) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 902) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 389 434) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 389 434) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 423) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 403 423) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 389 434) no Hoare annotation was computed. [2018-11-18 16:14:01,528 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 769 776) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 769 776) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 769 776) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 649) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L641-2(lines 641 649) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 633 655) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 633 655) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 633 655) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 82 91) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 82 91) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 82 91) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L351(line 351) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 286 388) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L351-1(line 351) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L374(lines 374 385) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 341) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L335-1(lines 335 355) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L335-3(lines 335 355) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 286 388) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L356(lines 334 357) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 331) no Hoare annotation was computed. [2018-11-18 16:14:01,529 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 382) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 286 388) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point L336(lines 335 355) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point L367(line 367) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point L367-1(line 367) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 373) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 790) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L421 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 777 793) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 777 793) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-18 16:14:01,530 INFO L421 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point L788-1(lines 777 793) no Hoare annotation was computed. [2018-11-18 16:14:01,530 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 656 664) the Hoare annotation is: true [2018-11-18 16:14:01,530 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 656 664) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 656 664) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L428 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: true [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point L867-2(lines 867 871) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 858 876) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point L865-1(line 865) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 858 876) the Hoare annotation is: true [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 858 876) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point L867(lines 867 871) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 612 623) the Hoare annotation is: (let ((.cse1 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse1 .cse5 .cse4 .cse0 .cse3) (or .cse5 .cse6 .cse4 .cse3 .cse7) (or .cse4 (or .cse2 .cse3) .cse7 .cse6))) [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point L616-1(lines 612 623) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 612 623) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 624 632) the Hoare annotation is: true [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 624 632) no Hoare annotation was computed. [2018-11-18 16:14:01,531 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 624 632) no Hoare annotation was computed. [2018-11-18 16:14:01,532 INFO L421 ceAbstractionStarter]: At program point L699(line 699) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (<= ~waterLevel~0 0)) (.cse12 (or .cse5 .cse3)) (.cse11 (< 1 |old(~waterLevel~0)|)) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and (<= ~waterLevel~0 2) .cse6)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse0 .cse5 .cse3) (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse6) (and .cse7 .cse8 .cse6) .cse9) (or .cse2 .cse1 .cse3 .cse4 .cse10) (or .cse11 .cse12 .cse10 (and .cse7 .cse8)) (or (and (<= ~waterLevel~0 1) .cse6) .cse9 .cse12 .cse10) (or (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse3) .cse7) (or (or .cse11 .cse1 .cse3) .cse10 .cse7) (or .cse0 .cse1 .cse9 .cse13 .cse3) (or .cse1 .cse13 .cse9 .cse3 .cse10)))) [2018-11-18 16:14:01,532 INFO L421 ceAbstractionStarter]: At program point L697(lines 697 703) the Hoare annotation is: (let ((.cse14 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse18 (<= ~waterLevel~0 0)) (.cse19 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse17 (= 0 ~pumpRunning~0)) (.cse20 (= ~systemActive~0 1)) (.cse16 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse12 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse15 (<= ~waterLevel~0 2)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and (= 0 ~methaneLevelCritical~0) .cse17 (<= ~waterLevel~0 1) .cse20 .cse16)) (.cse8 (and .cse19 .cse17)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not .cse20)) (.cse6 (and .cse19 .cse16)) (.cse11 (and .cse14 .cse18 .cse16)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse7 (and .cse14 .cse17 .cse18))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9 (or .cse10 .cse3) .cse5 .cse11) (or (or .cse12 .cse1 .cse3) .cse5 .cse13) (or .cse14 (or (< 0 |old(~waterLevel~0)|) .cse1 .cse3 .cse5)) (or .cse0 .cse12 .cse1 .cse14 .cse3) (or .cse0 .cse1 .cse9 (and .cse15 .cse16) .cse3) (or .cse1 (and .cse15 (= ~pumpRunning~0 1)) .cse9 .cse3 .cse5 .cse13) (or .cse8 (or .cse0 .cse10 .cse3) .cse6 .cse11 .cse9 .cse7)))) [2018-11-18 16:14:01,532 INFO L421 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse5 .cse10 .cse7)) (.cse3 (< 1 |old(~waterLevel~0)|)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse8 (or .cse10 .cse7)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4) (or .cse5 .cse6 .cse1 .cse7) (or .cse3 .cse4 .cse8 .cse9) (or .cse2 .cse1 .cse8 .cse9) (or .cse6 .cse1 .cse7 .cse9)))) [2018-11-18 16:14:01,532 INFO L425 ceAbstractionStarter]: For program point L690(lines 689 708) no Hoare annotation was computed. [2018-11-18 16:14:01,532 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 686 709) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse1 (or .cse3 .cse13 .cse6)) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse12 (< 0 |old(~waterLevel~0)|)) (.cse11 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (or .cse13 .cse6)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse8 .cse9 (<= ~waterLevel~0 1) .cse10) (or .cse5 .cse4 .cse6 .cse7 .cse10) (or .cse8 .cse1 .cse11) (or (or .cse12 .cse3 .cse4 .cse6) .cse11) (or .cse2 .cse9 .cse10 .cse0) (or (or .cse8 .cse4 .cse6) .cse10 .cse11) (or .cse3 .cse4 .cse2 .cse0 .cse6) (or .cse12 .cse11 .cse9 .cse10) (or .cse4 .cse0 .cse2 .cse6 .cse10)))) [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 686 709) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 686 709) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 484 513) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 502) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L428 ceAbstractionStarter]: At program point L498-1(lines 498 502) the Hoare annotation is: true [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point L494-1(lines 494 508) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L428 ceAbstractionStarter]: At program point L494-3(lines 494 508) the Hoare annotation is: true [2018-11-18 16:14:01,533 INFO L428 ceAbstractionStarter]: At program point L490(line 490) the Hoare annotation is: true [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point L490-1(line 490) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L428 ceAbstractionStarter]: At program point L509(lines 484 513) the Hoare annotation is: true [2018-11-18 16:14:01,533 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 484 513) the Hoare annotation is: true [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L421 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (< 1 ~waterLevel~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse4 .cse1 .cse3 .cse6) (or .cse4 .cse5 .cse3 .cse6) (or .cse2 .cse5 .cse3 .cse6 (= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0)))) [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 44 76) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point L61-1(line 61) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 72) no Hoare annotation was computed. [2018-11-18 16:14:01,533 INFO L425 ceAbstractionStarter]: For program point L59-1(lines 44 76) no Hoare annotation was computed. [2018-11-18 16:14:01,534 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 44 76) the Hoare annotation is: true [2018-11-18 16:14:01,534 INFO L421 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse4 .cse1 .cse6 .cse3 .cse7) (or .cse2 .cse5 .cse3 .cse7 .cse6))) [2018-11-18 16:14:01,534 INFO L425 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-18 16:14:01,534 INFO L425 ceAbstractionStarter]: For program point L53(lines 53 73) no Hoare annotation was computed. [2018-11-18 16:14:01,534 INFO L428 ceAbstractionStarter]: At program point L51(line 51) the Hoare annotation is: true [2018-11-18 16:14:01,534 INFO L425 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-11-18 16:14:01,534 INFO L421 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5))) [2018-11-18 16:14:01,534 INFO L425 ceAbstractionStarter]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2018-11-18 16:14:01,535 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 588 599) the Hoare annotation is: (let ((.cse0 (< 2 |old(~waterLevel~0)|)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))))) (and (or (<= ~waterLevel~0 2) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse4) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse1 .cse2 .cse3))) [2018-11-18 16:14:01,535 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 588 599) no Hoare annotation was computed. [2018-11-18 16:14:01,535 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 541 547) no Hoare annotation was computed. [2018-11-18 16:14:01,535 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 541 547) the Hoare annotation is: true [2018-11-18 16:14:01,535 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:14:01,535 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)) [2018-11-18 16:14:01,535 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:14:01,535 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:14:01,535 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 877 884) no Hoare annotation was computed. [2018-11-18 16:14:01,535 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 877 884) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (= ~systemActive~0 1)) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 (or .cse5 .cse4) .cse6 .cse3) (or .cse3 (or .cse0 .cse5 .cse4) .cse2) (or .cse1 .cse3 .cse2 .cse4 .cse6))) [2018-11-18 16:14:01,536 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 877 884) no Hoare annotation was computed. [2018-11-18 16:14:01,536 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 600 611) no Hoare annotation was computed. [2018-11-18 16:14:01,536 INFO L425 ceAbstractionStarter]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2018-11-18 16:14:01,536 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 600 611) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse7 .cse2 .cse3)) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 0 |old(~waterLevel~0)|) .cse5 .cse0) (or .cse6 .cse5 (<= ~waterLevel~0 1)) (or .cse7 .cse8 .cse1 (<= ~waterLevel~0 2) .cse3) (or .cse0 (or .cse7 .cse6 .cse8 .cse3)) (or .cse6 .cse8 .cse3 .cse4 .cse0)))) [2018-11-18 16:14:01,536 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 953 960) no Hoare annotation was computed. [2018-11-18 16:14:01,536 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 957) no Hoare annotation was computed. [2018-11-18 16:14:01,536 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 953 960) the Hoare annotation is: true [2018-11-18 16:14:01,536 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 953 960) no Hoare annotation was computed. [2018-11-18 16:14:01,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:14:01 BoogieIcfgContainer [2018-11-18 16:14:01,549 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:14:01,549 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:14:01,549 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:14:01,549 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:14:01,550 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:13:46" (3/4) ... [2018-11-18 16:14:01,553 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:14:01,560 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:14:01,560 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:14:01,560 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:14:01,560 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:14:01,561 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:14:01,562 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:14:01,563 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:14:01,563 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 16:14:01,563 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-18 16:14:01,563 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:14:01,563 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:14:01,563 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:14:01,563 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:14:01,564 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:14:01,564 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 16:14:01,564 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:14:01,564 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:14:01,572 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 16:14:01,572 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:14:01,573 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:14:01,602 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) || ((((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:14:01,602 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:14:01,651 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ed9f71ed-b28d-4c29-bbfb-3d129c378f24/bin-2019/uautomizer/witness.graphml [2018-11-18 16:14:01,651 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:14:01,652 INFO L168 Benchmark]: Toolchain (without parser) took 16285.73 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 388.0 MB). Free memory was 956.6 MB in the beginning and 980.8 MB in the end (delta: -24.3 MB). Peak memory consumption was 363.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:14:01,652 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:14:01,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -196.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:14:01,652 INFO L168 Benchmark]: Boogie Preprocessor took 74.39 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:14:01,653 INFO L168 Benchmark]: RCFGBuilder took 857.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 88.3 MB). Peak memory consumption was 88.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:14:01,653 INFO L168 Benchmark]: TraceAbstraction took 14814.20 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 226.0 MB). Free memory was 1.1 GB in the beginning and 991.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 423.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:14:01,653 INFO L168 Benchmark]: Witness Printer took 101.69 ms. Allocated memory is still 1.4 GB. Free memory was 991.0 MB in the beginning and 980.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:14:01,655 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 433.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -196.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.39 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 857.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 88.3 MB). Peak memory consumption was 88.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14814.20 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 226.0 MB). Free memory was 1.1 GB in the beginning and 991.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 423.0 MB. Max. memory is 11.5 GB. * Witness Printer took 101.69 ms. Allocated memory is still 1.4 GB. Free memory was 991.0 MB in the beginning and 980.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 957]: 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: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: ((((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) || ((((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 244 locations, 1 error locations. SAFE Result, 14.7s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 6.8s AutomataDifference, 0.0s DeadEndRemovalTime, 5.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2656 SDtfs, 2000 SDslu, 10422 SDs, 0 SdLazy, 6253 SolverSat, 1035 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 610 GetRequests, 456 SyntacticMatches, 2 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 583 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1060occurred in iteration=13, 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: 0.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 259 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 3383 PreInvPairs, 3880 NumberOfFragments, 3189 HoareAnnotationTreeSize, 3383 FomulaSimplifications, 18580 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 64 FomulaSimplificationsInter, 27422 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1707 NumberOfCodeBlocks, 1707 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1690 ConstructedInterpolants, 0 QuantifiedInterpolants, 324600 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2258 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 175/196 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...