./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product52_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_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product52_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/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 9fc6dbbcfa33ba532c22e3e2a2682304ea7cf29d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:42:38,984 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:42:38,985 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:42:38,991 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:42:38,991 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:42:38,992 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:42:38,993 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:42:38,994 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:42:38,995 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:42:38,995 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:42:38,996 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:42:38,996 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:42:38,997 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:42:38,997 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:42:38,998 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:42:38,998 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:42:38,999 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:42:39,000 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:42:39,001 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:42:39,002 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:42:39,003 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:42:39,004 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:42:39,005 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:42:39,006 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:42:39,006 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:42:39,006 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:42:39,007 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:42:39,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:42:39,008 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:42:39,009 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:42:39,009 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:42:39,009 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:42:39,009 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:42:39,010 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:42:39,010 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:42:39,011 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:42:39,011 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 10:42:39,018 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:42:39,018 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:42:39,019 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:42:39,019 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 10:42:39,019 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:42:39,019 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:42:39,019 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:42:39,020 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:42:39,020 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:42:39,020 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:42:39,020 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:42:39,020 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:42:39,020 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:42:39,020 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:42:39,020 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:42:39,020 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:42:39,021 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:42:39,021 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:42:39,021 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:42:39,021 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:42:39,021 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:42:39,021 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:42:39,021 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:42:39,021 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:42:39,021 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:42:39,022 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:42:39,022 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:42:39,022 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:42:39,022 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:42:39,022 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:42:39,022 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_e80e95e6-a56e-46e4-899e-906f6412b1c3/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 -> 9fc6dbbcfa33ba532c22e3e2a2682304ea7cf29d [2018-11-18 10:42:39,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:42:39,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:42:39,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:42:39,054 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:42:39,054 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:42:39,055 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product52_true-unreach-call_false-termination.cil.c [2018-11-18 10:42:39,098 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/data/0e0a565f2/ef9c468cc6414533a3668a28a42dc123/FLAGa3d9209f6 [2018-11-18 10:42:39,542 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:42:39,542 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/sv-benchmarks/c/product-lines/minepump_spec5_product52_true-unreach-call_false-termination.cil.c [2018-11-18 10:42:39,549 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/data/0e0a565f2/ef9c468cc6414533a3668a28a42dc123/FLAGa3d9209f6 [2018-11-18 10:42:39,560 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/data/0e0a565f2/ef9c468cc6414533a3668a28a42dc123 [2018-11-18 10:42:39,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:42:39,563 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:42:39,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:42:39,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:42:39,567 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:42:39,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:42:39" (1/1) ... [2018-11-18 10:42:39,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39, skipping insertion in model container [2018-11-18 10:42:39,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:42:39" (1/1) ... [2018-11-18 10:42:39,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:42:39,606 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:42:39,788 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:42:39,796 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:42:39,894 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:42:39,910 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:42:39,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39 WrapperNode [2018-11-18 10:42:39,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:42:39,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:42:39,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:42:39,911 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:42:39,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39" (1/1) ... [2018-11-18 10:42:39,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39" (1/1) ... [2018-11-18 10:42:39,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39" (1/1) ... [2018-11-18 10:42:39,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39" (1/1) ... [2018-11-18 10:42:39,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39" (1/1) ... [2018-11-18 10:42:39,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39" (1/1) ... [2018-11-18 10:42:39,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39" (1/1) ... [2018-11-18 10:42:39,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:42:39,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:42:39,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:42:39,967 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:42:39,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/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 10:42:40,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:42:40,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:42:40,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 10:42:40,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 10:42:40,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 10:42:40,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 10:42:40,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 10:42:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 10:42:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 10:42:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 10:42:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 10:42:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 10:42:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 10:42:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:42:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 10:42:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 10:42:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 10:42:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 10:42:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 10:42:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 10:42:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 10:42:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 10:42:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 10:42:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 10:42:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 10:42:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 10:42:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 10:42:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 10:42:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 10:42:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 10:42:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 10:42:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 10:42:40,008 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 10:42:40,009 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 10:42:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 10:42:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 10:42:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 10:42:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 10:42:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 10:42:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 10:42:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 10:42:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:42:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 10:42:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 10:42:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 10:42:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 10:42:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 10:42:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 10:42:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 10:42:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 10:42:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 10:42:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 10:42:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 10:42:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 10:42:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 10:42:40,014 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 10:42:40,014 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 10:42:40,014 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 10:42:40,014 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 10:42:40,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:42:40,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:42:40,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 10:42:40,686 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:42:40,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:42:40 BoogieIcfgContainer [2018-11-18 10:42:40,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:42:40,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:42:40,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:42:40,692 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:42:40,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:42:39" (1/3) ... [2018-11-18 10:42:40,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b06e39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:42:40, skipping insertion in model container [2018-11-18 10:42:40,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:42:39" (2/3) ... [2018-11-18 10:42:40,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b06e39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:42:40, skipping insertion in model container [2018-11-18 10:42:40,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:42:40" (3/3) ... [2018-11-18 10:42:40,694 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product52_true-unreach-call_false-termination.cil.c [2018-11-18 10:42:40,702 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:42:40,708 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:42:40,721 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:42:40,746 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:42:40,746 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:42:40,746 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:42:40,747 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:42:40,747 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:42:40,747 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:42:40,747 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:42:40,747 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:42:40,747 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:42:40,760 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2018-11-18 10:42:40,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:42:40,765 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:40,765 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] [2018-11-18 10:42:40,767 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:40,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:40,770 INFO L82 PathProgramCache]: Analyzing trace with hash 852405421, now seen corresponding path program 1 times [2018-11-18 10:42:40,772 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:40,772 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:40,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:40,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:40,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:40,974 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 10:42:40,976 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:42:40,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 10:42:40,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 10:42:40,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 10:42:40,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 10:42:40,989 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2018-11-18 10:42:41,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:41,018 INFO L93 Difference]: Finished difference Result 296 states and 365 transitions. [2018-11-18 10:42:41,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 10:42:41,020 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 10:42:41,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:41,028 INFO L225 Difference]: With dead ends: 296 [2018-11-18 10:42:41,028 INFO L226 Difference]: Without dead ends: 150 [2018-11-18 10:42:41,032 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 10:42:41,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2018-11-18 10:42:41,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2018-11-18 10:42:41,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-18 10:42:41,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 176 transitions. [2018-11-18 10:42:41,068 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 176 transitions. Word has length 59 [2018-11-18 10:42:41,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:41,069 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 176 transitions. [2018-11-18 10:42:41,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 10:42:41,069 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 176 transitions. [2018-11-18 10:42:41,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 10:42:41,071 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:41,071 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] [2018-11-18 10:42:41,071 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:41,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:41,071 INFO L82 PathProgramCache]: Analyzing trace with hash -393854747, now seen corresponding path program 1 times [2018-11-18 10:42:41,071 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:41,071 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:41,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:41,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:41,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:41,171 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 10:42:41,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:42:41,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:42:41,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:42:41,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:42:41,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:42:41,173 INFO L87 Difference]: Start difference. First operand 150 states and 176 transitions. Second operand 3 states. [2018-11-18 10:42:41,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:41,203 INFO L93 Difference]: Finished difference Result 233 states and 273 transitions. [2018-11-18 10:42:41,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:42:41,204 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 10:42:41,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:41,205 INFO L225 Difference]: With dead ends: 233 [2018-11-18 10:42:41,205 INFO L226 Difference]: Without dead ends: 140 [2018-11-18 10:42:41,206 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 10:42:41,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-11-18 10:42:41,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-11-18 10:42:41,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-11-18 10:42:41,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 163 transitions. [2018-11-18 10:42:41,218 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 163 transitions. Word has length 61 [2018-11-18 10:42:41,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:41,219 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 163 transitions. [2018-11-18 10:42:41,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:42:41,219 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 163 transitions. [2018-11-18 10:42:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 10:42:41,220 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:41,221 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] [2018-11-18 10:42:41,221 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:41,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:41,221 INFO L82 PathProgramCache]: Analyzing trace with hash 416388673, now seen corresponding path program 1 times [2018-11-18 10:42:41,221 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:41,221 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:41,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:41,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:41,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:41,333 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 10:42:41,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:42:41,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 10:42:41,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 10:42:41,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 10:42:41,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:42:41,335 INFO L87 Difference]: Start difference. First operand 140 states and 163 transitions. Second operand 7 states. [2018-11-18 10:42:41,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:41,726 INFO L93 Difference]: Finished difference Result 421 states and 510 transitions. [2018-11-18 10:42:41,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:42:41,727 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-18 10:42:41,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:41,729 INFO L225 Difference]: With dead ends: 421 [2018-11-18 10:42:41,729 INFO L226 Difference]: Without dead ends: 309 [2018-11-18 10:42:41,730 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 10:42:41,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2018-11-18 10:42:41,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 297. [2018-11-18 10:42:41,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2018-11-18 10:42:41,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 359 transitions. [2018-11-18 10:42:41,760 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 359 transitions. Word has length 66 [2018-11-18 10:42:41,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:41,761 INFO L480 AbstractCegarLoop]: Abstraction has 297 states and 359 transitions. [2018-11-18 10:42:41,761 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 10:42:41,761 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 359 transitions. [2018-11-18 10:42:41,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:42:41,763 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:41,763 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] [2018-11-18 10:42:41,763 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:41,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:41,764 INFO L82 PathProgramCache]: Analyzing trace with hash 569138468, now seen corresponding path program 1 times [2018-11-18 10:42:41,764 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:41,764 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:41,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:41,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:41,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:41,874 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 10:42:41,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:42:41,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 10:42:41,875 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 10:42:41,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 10:42:41,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:42:41,876 INFO L87 Difference]: Start difference. First operand 297 states and 359 transitions. Second operand 7 states. [2018-11-18 10:42:42,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:42,345 INFO L93 Difference]: Finished difference Result 755 states and 979 transitions. [2018-11-18 10:42:42,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 10:42:42,346 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 10:42:42,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:42,350 INFO L225 Difference]: With dead ends: 755 [2018-11-18 10:42:42,350 INFO L226 Difference]: Without dead ends: 486 [2018-11-18 10:42:42,351 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 10:42:42,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2018-11-18 10:42:42,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 429. [2018-11-18 10:42:42,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2018-11-18 10:42:42,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 516 transitions. [2018-11-18 10:42:42,388 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 516 transitions. Word has length 71 [2018-11-18 10:42:42,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:42,388 INFO L480 AbstractCegarLoop]: Abstraction has 429 states and 516 transitions. [2018-11-18 10:42:42,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 10:42:42,388 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 516 transitions. [2018-11-18 10:42:42,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 10:42:42,390 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:42,390 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] [2018-11-18 10:42:42,390 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:42,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:42,390 INFO L82 PathProgramCache]: Analyzing trace with hash 567155477, now seen corresponding path program 1 times [2018-11-18 10:42:42,391 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:42,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:42,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:42,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:42,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:42,456 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 10:42:42,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:42:42,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:42:42,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:42:42,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:42:42,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:42:42,458 INFO L87 Difference]: Start difference. First operand 429 states and 516 transitions. Second operand 6 states. [2018-11-18 10:42:42,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:42,484 INFO L93 Difference]: Finished difference Result 840 states and 1029 transitions. [2018-11-18 10:42:42,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 10:42:42,485 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2018-11-18 10:42:42,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:42,487 INFO L225 Difference]: With dead ends: 840 [2018-11-18 10:42:42,487 INFO L226 Difference]: Without dead ends: 439 [2018-11-18 10:42:42,488 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:42:42,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2018-11-18 10:42:42,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 439. [2018-11-18 10:42:42,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2018-11-18 10:42:42,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 526 transitions. [2018-11-18 10:42:42,508 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 526 transitions. Word has length 94 [2018-11-18 10:42:42,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:42,508 INFO L480 AbstractCegarLoop]: Abstraction has 439 states and 526 transitions. [2018-11-18 10:42:42,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:42:42,508 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 526 transitions. [2018-11-18 10:42:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 10:42:42,509 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:42,510 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] [2018-11-18 10:42:42,510 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:42,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:42,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1268755351, now seen corresponding path program 1 times [2018-11-18 10:42:42,510 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:42,510 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:42,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:42,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:42,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:42,598 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 10:42:42,598 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:42:42,598 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 10:42:42,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 10:42:42,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 10:42:42,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 10:42:42,599 INFO L87 Difference]: Start difference. First operand 439 states and 526 transitions. Second operand 8 states. [2018-11-18 10:42:42,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:42,624 INFO L93 Difference]: Finished difference Result 864 states and 1068 transitions. [2018-11-18 10:42:42,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 10:42:42,625 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2018-11-18 10:42:42,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:42,627 INFO L225 Difference]: With dead ends: 864 [2018-11-18 10:42:42,627 INFO L226 Difference]: Without dead ends: 453 [2018-11-18 10:42:42,628 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 10:42:42,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2018-11-18 10:42:42,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 447. [2018-11-18 10:42:42,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 447 states. [2018-11-18 10:42:42,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 534 transitions. [2018-11-18 10:42:42,644 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 534 transitions. Word has length 94 [2018-11-18 10:42:42,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:42,644 INFO L480 AbstractCegarLoop]: Abstraction has 447 states and 534 transitions. [2018-11-18 10:42:42,644 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 10:42:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 534 transitions. [2018-11-18 10:42:42,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 10:42:42,645 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:42,646 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] [2018-11-18 10:42:42,646 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:42,646 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:42,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1300731048, now seen corresponding path program 1 times [2018-11-18 10:42:42,646 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:42,646 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:42,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:42,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:42,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:42,718 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 10:42:42,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:42:42,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 10:42:42,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 10:42:42,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 10:42:42,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 10:42:42,719 INFO L87 Difference]: Start difference. First operand 447 states and 534 transitions. Second operand 4 states. [2018-11-18 10:42:42,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:42,883 INFO L93 Difference]: Finished difference Result 1434 states and 1792 transitions. [2018-11-18 10:42:42,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 10:42:42,884 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-11-18 10:42:42,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:42,887 INFO L225 Difference]: With dead ends: 1434 [2018-11-18 10:42:42,887 INFO L226 Difference]: Without dead ends: 1015 [2018-11-18 10:42:42,888 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 10:42:42,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1015 states. [2018-11-18 10:42:42,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1015 to 998. [2018-11-18 10:42:42,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 998 states. [2018-11-18 10:42:42,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1221 transitions. [2018-11-18 10:42:42,925 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1221 transitions. Word has length 94 [2018-11-18 10:42:42,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:42,925 INFO L480 AbstractCegarLoop]: Abstraction has 998 states and 1221 transitions. [2018-11-18 10:42:42,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 10:42:42,926 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1221 transitions. [2018-11-18 10:42:42,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 10:42:42,927 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:42,927 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:42:42,927 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:42,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:42,927 INFO L82 PathProgramCache]: Analyzing trace with hash -488797666, now seen corresponding path program 1 times [2018-11-18 10:42:42,928 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:42,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:42,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:42,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:42,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:43,034 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 10:42:43,034 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:42:43,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 10:42:43,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:42:43,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:42:43,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:42:43,035 INFO L87 Difference]: Start difference. First operand 998 states and 1221 transitions. Second operand 9 states. [2018-11-18 10:42:43,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:43,638 INFO L93 Difference]: Finished difference Result 2734 states and 3502 transitions. [2018-11-18 10:42:43,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 10:42:43,639 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 98 [2018-11-18 10:42:43,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:43,644 INFO L225 Difference]: With dead ends: 2734 [2018-11-18 10:42:43,644 INFO L226 Difference]: Without dead ends: 1953 [2018-11-18 10:42:43,647 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 10:42:43,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1953 states. [2018-11-18 10:42:43,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1953 to 1719. [2018-11-18 10:42:43,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1719 states. [2018-11-18 10:42:43,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1719 states and 2070 transitions. [2018-11-18 10:42:43,707 INFO L78 Accepts]: Start accepts. Automaton has 1719 states and 2070 transitions. Word has length 98 [2018-11-18 10:42:43,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:43,708 INFO L480 AbstractCegarLoop]: Abstraction has 1719 states and 2070 transitions. [2018-11-18 10:42:43,708 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:42:43,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2070 transitions. [2018-11-18 10:42:43,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 10:42:43,710 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:43,711 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 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, 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] [2018-11-18 10:42:43,711 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:43,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:43,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1006766170, now seen corresponding path program 1 times [2018-11-18 10:42:43,711 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:43,711 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:43,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:43,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:43,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:42:43,850 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:42:43,850 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/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 10:42:43,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:43,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:42:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 29 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:42:44,089 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:42:44,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 10:42:44,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 10:42:44,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 10:42:44,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 10:42:44,090 INFO L87 Difference]: Start difference. First operand 1719 states and 2070 transitions. Second operand 16 states. [2018-11-18 10:42:44,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:44,986 INFO L93 Difference]: Finished difference Result 3957 states and 4964 transitions. [2018-11-18 10:42:44,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 10:42:44,986 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 161 [2018-11-18 10:42:44,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:44,992 INFO L225 Difference]: With dead ends: 3957 [2018-11-18 10:42:44,992 INFO L226 Difference]: Without dead ends: 2449 [2018-11-18 10:42:44,995 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 10:42:44,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2449 states. [2018-11-18 10:42:45,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2449 to 2187. [2018-11-18 10:42:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2187 states. [2018-11-18 10:42:45,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 2187 states and 2599 transitions. [2018-11-18 10:42:45,143 INFO L78 Accepts]: Start accepts. Automaton has 2187 states and 2599 transitions. Word has length 161 [2018-11-18 10:42:45,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:45,144 INFO L480 AbstractCegarLoop]: Abstraction has 2187 states and 2599 transitions. [2018-11-18 10:42:45,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 10:42:45,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2599 transitions. [2018-11-18 10:42:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-11-18 10:42:45,150 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:45,150 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 10:42:45,151 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:45,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:45,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1002838259, now seen corresponding path program 1 times [2018-11-18 10:42:45,151 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:45,151 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:45,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:45,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:45,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:45,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:45,303 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 102 proven. 16 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-18 10:42:45,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:42:45,303 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/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 10:42:45,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:45,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:42:45,546 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 205 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 10:42:45,562 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:42:45,562 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 10:42:45,563 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 10:42:45,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 10:42:45,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 10:42:45,564 INFO L87 Difference]: Start difference. First operand 2187 states and 2599 transitions. Second operand 18 states. [2018-11-18 10:42:47,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:47,625 INFO L93 Difference]: Finished difference Result 5974 states and 7481 transitions. [2018-11-18 10:42:47,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-18 10:42:47,626 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 281 [2018-11-18 10:42:47,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:47,633 INFO L225 Difference]: With dead ends: 5974 [2018-11-18 10:42:47,634 INFO L226 Difference]: Without dead ends: 3241 [2018-11-18 10:42:47,637 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 287 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 10:42:47,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3241 states. [2018-11-18 10:42:47,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3241 to 3015. [2018-11-18 10:42:47,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3015 states. [2018-11-18 10:42:47,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 3015 states and 3526 transitions. [2018-11-18 10:42:47,736 INFO L78 Accepts]: Start accepts. Automaton has 3015 states and 3526 transitions. Word has length 281 [2018-11-18 10:42:47,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:47,737 INFO L480 AbstractCegarLoop]: Abstraction has 3015 states and 3526 transitions. [2018-11-18 10:42:47,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 10:42:47,737 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 3526 transitions. [2018-11-18 10:42:47,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-11-18 10:42:47,743 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:42:47,743 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 10:42:47,743 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:42:47,743 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:42:47,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1866961922, now seen corresponding path program 1 times [2018-11-18 10:42:47,743 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:42:47,744 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:42:47,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:47,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:47,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:42:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:47,862 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 150 proven. 20 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2018-11-18 10:42:47,862 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:42:47,862 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/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 10:42:47,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:42:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:42:47,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:42:48,100 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 10:42:48,122 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:42:48,123 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-18 10:42:48,123 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 10:42:48,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 10:42:48,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 10:42:48,124 INFO L87 Difference]: Start difference. First operand 3015 states and 3526 transitions. Second operand 10 states. [2018-11-18 10:42:48,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:42:48,223 INFO L93 Difference]: Finished difference Result 3531 states and 4110 transitions. [2018-11-18 10:42:48,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 10:42:48,223 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 411 [2018-11-18 10:42:48,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:42:48,224 INFO L225 Difference]: With dead ends: 3531 [2018-11-18 10:42:48,224 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 10:42:48,228 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 413 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-18 10:42:48,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 10:42:48,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 10:42:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 10:42:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:42:48,229 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 411 [2018-11-18 10:42:48,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:42:48,229 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:42:48,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 10:42:48,229 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:42:48,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:42:48,232 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 10:42:48,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:48,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:42:49,171 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-11-18 10:42:49,286 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2018-11-18 10:42:50,221 WARN L180 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 49 [2018-11-18 10:42:50,476 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 34 [2018-11-18 10:42:50,865 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2018-11-18 10:42:51,035 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-11-18 10:42:51,167 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 34 [2018-11-18 10:42:51,367 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 30 [2018-11-18 10:42:51,558 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-18 10:42:52,083 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 33 [2018-11-18 10:42:52,290 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 36 [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 117 138) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L117-3(lines 117 138) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 199) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L174-3(lines 174 199) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2018-11-18 10:42:52,355 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2018-11-18 10:42:52,356 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 10:42:52,356 INFO L425 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2018-11-18 10:42:52,356 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 994 1000) the Hoare annotation is: true [2018-11-18 10:42:52,356 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 994 1000) no Hoare annotation was computed. [2018-11-18 10:42:52,356 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 1001 1009) no Hoare annotation was computed. [2018-11-18 10:42:52,356 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 1001 1009) the Hoare annotation is: true [2018-11-18 10:42:52,356 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 1001 1009) no Hoare annotation was computed. [2018-11-18 10:42:52,356 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 524 531) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 10:42:52,356 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 524 531) no Hoare annotation was computed. [2018-11-18 10:42:52,356 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 524 531) no Hoare annotation was computed. [2018-11-18 10:42:52,356 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 532 541) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse6 .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse3))) [2018-11-18 10:42:52,357 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 532 541) no Hoare annotation was computed. [2018-11-18 10:42:52,357 INFO L425 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2018-11-18 10:42:52,357 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 532 541) no Hoare annotation was computed. [2018-11-18 10:42:52,357 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 542 570) the Hoare annotation is: true [2018-11-18 10:42:52,357 INFO L421 ceAbstractionStarter]: At program point L557(line 557) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-11-18 10:42:52,357 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 542 570) no Hoare annotation was computed. [2018-11-18 10:42:52,357 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 561) no Hoare annotation was computed. [2018-11-18 10:42:52,357 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 564) no Hoare annotation was computed. [2018-11-18 10:42:52,357 INFO L421 ceAbstractionStarter]: At program point L552(line 552) the Hoare annotation is: (let ((.cse4 (<= __utac_acc__Specification5_spec__3_~tmp~4 ~waterLevel~0)) (.cse3 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse0 .cse4 .cse5 .cse3) (or .cse2 .cse6 .cse5 .cse4 .cse3) (or .cse2 .cse0 .cse5 .cse1) (or .cse6 (or .cse5 (or .cse2 .cse1))))) [2018-11-18 10:42:52,357 INFO L425 ceAbstractionStarter]: For program point L552-1(line 552) no Hoare annotation was computed. [2018-11-18 10:42:52,357 INFO L425 ceAbstractionStarter]: For program point L550(lines 550 567) no Hoare annotation was computed. [2018-11-18 10:42:52,358 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 542 570) no Hoare annotation was computed. [2018-11-18 10:42:52,358 INFO L428 ceAbstractionStarter]: At program point L548(line 548) the Hoare annotation is: true [2018-11-18 10:42:52,358 INFO L425 ceAbstractionStarter]: For program point L548-1(line 548) no Hoare annotation was computed. [2018-11-18 10:42:52,358 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,358 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2018-11-18 10:42:52,358 INFO L421 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,358 INFO L421 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,358 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2018-11-18 10:42:52,358 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2018-11-18 10:42:52,358 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L421 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,359 INFO L421 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,359 INFO L421 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-18 10:42:52,359 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 952 966) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L421 ceAbstractionStarter]: At program point L958(line 958) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point L956(lines 956 962) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 952 966) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (= |old(~systemActive~0)| 0))) (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not .cse6)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (or .cse1 .cse7)) (.cse0 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or .cse3 .cse5 .cse4) (or (or (or .cse6 .cse7) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse5 .cse0)))) [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 952 966) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 869 877) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 869 877) the Hoare annotation is: true [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 869 877) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 946) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L428 ceAbstractionStarter]: At program point L940(line 940) the Hoare annotation is: true [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point L942-2(lines 942 946) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point L940-1(line 940) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 933 951) the Hoare annotation is: true [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 933 951) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 933 951) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point L897(lines 897 905) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point L897-2(lines 897 905) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point L885(lines 885 893) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point L885-2(lines 885 893) no Hoare annotation was computed. [2018-11-18 10:42:52,360 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 878 913) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point L908-1(line 908) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 878 913) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 878 913) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 987 993) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 987 993) the Hoare annotation is: true [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,361 INFO L421 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2018-11-18 10:42:52,361 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 858 868) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point L863-1(line 863) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 858 868) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 858 868) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 850 857) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 850 857) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 850 857) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 656 669) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point L660(lines 660 666) no Hoare annotation was computed. [2018-11-18 10:42:52,362 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 656 669) the Hoare annotation is: true [2018-11-18 10:42:52,362 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 656 669) no Hoare annotation was computed. [2018-11-18 10:42:52,363 INFO L421 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 10:42:52,363 INFO L421 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment_~tmp~7 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 10:42:52,363 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 833) no Hoare annotation was computed. [2018-11-18 10:42:52,363 INFO L421 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 10:42:52,363 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 817 841) no Hoare annotation was computed. [2018-11-18 10:42:52,363 INFO L425 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-11-18 10:42:52,363 INFO L425 ceAbstractionStarter]: For program point L821(lines 821 838) no Hoare annotation was computed. [2018-11-18 10:42:52,363 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 817 841) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 10:42:52,363 INFO L421 ceAbstractionStarter]: At program point L836(line 836) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 10:42:52,363 INFO L425 ceAbstractionStarter]: For program point L836-1(lines 817 841) no Hoare annotation was computed. [2018-11-18 10:42:52,363 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 783 789) no Hoare annotation was computed. [2018-11-18 10:42:52,363 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 783 789) the Hoare annotation is: true [2018-11-18 10:42:52,364 INFO L421 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse3 (and .cse8 .cse1 .cse2)) (.cse4 (= 1 ~waterLevel~0)) (.cse0 (= ~waterLevel~0 2)) (.cse6 (and .cse8 .cse2)) (.cse7 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse0 .cse5) (and (and .cse4 .cse6 .cse5) .cse7) (and .cse0 .cse6 .cse7 .cse5)))) [2018-11-18 10:42:52,364 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 682 749) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point L702(lines 702 708) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 682 749) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 698) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point L692-1(lines 692 741) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L421 ceAbstractionStarter]: At program point L742(lines 691 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:42:52,364 INFO L421 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (and .cse0 .cse2 .cse1) (and (= ~pumpRunning~0 1) (and (not (= ~systemActive~0 0)) .cse2 .cse1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 736) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L421 ceAbstractionStarter]: At program point L730-1(lines 722 737) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 2)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= 0 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse5) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and (and .cse3 .cse0 .cse2) .cse5))) [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point L693(lines 692 741) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L421 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse0 .cse1))) [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 737) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L421 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 2)) (.cse5 (= ~systemActive~0 1)) (.cse0 (= 0 ~pumpRunning~0)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse0 .cse1 .cse2) .cse3) .cse4) (and .cse1 (= ~pumpRunning~0 1) .cse5 .cse2) (and .cse0 .cse6 .cse5 .cse2) (and .cse0 .cse1 .cse5 .cse2) (and .cse0 .cse6 .cse2 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2018-11-18 10:42:52,364 INFO L421 ceAbstractionStarter]: At program point L739(lines 692 741) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= ~waterLevel~0 2)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse3 .cse2) .cse4 .cse5) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse4 .cse5) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:42:52,364 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 682 749) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 670 678) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 670 678) the Hoare annotation is: true [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 670 678) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 624 646) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 640) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point L632-2(lines 632 640) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 624 646) no Hoare annotation was computed. [2018-11-18 10:42:52,365 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 624 646) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 279) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L259-3(lines 259 279) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2018-11-18 10:42:52,366 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 977 986) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 977 986) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 977 986) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 842 849) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 842 849) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 842 849) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 10:42:52,367 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 647 655) the Hoare annotation is: true [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 647 655) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 647 655) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 914 932) no Hoare annotation was computed. [2018-11-18 10:42:52,367 INFO L425 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L428 ceAbstractionStarter]: At program point L921(line 921) the Hoare annotation is: true [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point L923-2(lines 923 927) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point L921-1(line 921) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 914 932) the Hoare annotation is: true [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 914 932) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point L607-1(lines 603 614) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 603 614) the Hoare annotation is: true [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 603 614) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L421 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2) .cse4))) [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point L763(lines 759 781) no Hoare annotation was computed. [2018-11-18 10:42:52,368 INFO L425 ceAbstractionStarter]: For program point L761(lines 759 781) no Hoare annotation was computed. [2018-11-18 10:42:52,369 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 756 782) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (and .cse12 .cse7)) (.cse5 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse6 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse9 (and .cse12 (= ~waterLevel~0 2))) (.cse4 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse5 .cse0 .cse6 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) .cse7) (or (or .cse4 .cse8) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse4 .cse8) .cse9) (or .cse5 .cse0 .cse1 .cse3 .cse6) (or (or .cse0 .cse8) .cse1 .cse9) (or .cse0 .cse4 .cse10 .cse11 .cse3) (or .cse0 .cse1 .cse11 .cse10 .cse3)))) [2018-11-18 10:42:52,369 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 756 782) no Hoare annotation was computed. [2018-11-18 10:42:52,369 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 756 782) no Hoare annotation was computed. [2018-11-18 10:42:52,369 INFO L421 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse5 .cse6) (or .cse3 .cse1 .cse4 .cse6) (or (or .cse3 .cse2) .cse5)))) [2018-11-18 10:42:52,369 INFO L421 ceAbstractionStarter]: At program point L770(lines 770 776) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (and .cse5 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) (and (= ~pumpRunning~0 1) .cse3) .cse4) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0))) (or (or .cse0 .cse2) .cse6 .cse4) (or .cse0 .cse1 .cse4 .cse7) (or .cse0 .cse6 .cse4 .cse7)))) [2018-11-18 10:42:52,369 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2018-11-18 10:42:52,369 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-11-18 10:42:52,369 INFO L428 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2018-11-18 10:42:52,369 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 418 432) no Hoare annotation was computed. [2018-11-18 10:42:52,369 INFO L428 ceAbstractionStarter]: At program point L418-3(lines 418 432) the Hoare annotation is: true [2018-11-18 10:42:52,370 INFO L428 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-11-18 10:42:52,370 INFO L425 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-18 10:42:52,370 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2018-11-18 10:42:52,370 INFO L428 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2018-11-18 10:42:52,370 INFO L425 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-18 10:42:52,370 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-18 10:42:52,370 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 615 623) no Hoare annotation was computed. [2018-11-18 10:42:52,370 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 615 623) no Hoare annotation was computed. [2018-11-18 10:42:52,370 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 615 623) no Hoare annotation was computed. [2018-11-18 10:42:52,370 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 579 590) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 10:42:52,370 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 579 590) no Hoare annotation was computed. [2018-11-18 10:42:52,370 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 579 590) no Hoare annotation was computed. [2018-11-18 10:42:52,370 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2018-11-18 10:42:52,371 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2018-11-18 10:42:52,371 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:42:52,371 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 10:42:52,371 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:42:52,371 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:42:52,371 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 967 974) no Hoare annotation was computed. [2018-11-18 10:42:52,371 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 967 974) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 0))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 (not (= ~waterLevel~0 1))) (or (or .cse0 (not (= ~waterLevel~0 2))) .cse1 .cse2))) [2018-11-18 10:42:52,371 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 967 974) no Hoare annotation was computed. [2018-11-18 10:42:52,371 INFO L421 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 10:42:52,371 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 791 815) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 10:42:52,371 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 807) no Hoare annotation was computed. [2018-11-18 10:42:52,372 INFO L421 ceAbstractionStarter]: At program point L797(line 797) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 10:42:52,372 INFO L425 ceAbstractionStarter]: For program point L797-1(line 797) no Hoare annotation was computed. [2018-11-18 10:42:52,372 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 791 815) no Hoare annotation was computed. [2018-11-18 10:42:52,372 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 812) no Hoare annotation was computed. [2018-11-18 10:42:52,372 INFO L421 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 10:42:52,372 INFO L425 ceAbstractionStarter]: For program point L810-1(lines 791 815) no Hoare annotation was computed. [2018-11-18 10:42:52,372 INFO L421 ceAbstractionStarter]: At program point L805(line 805) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse2 .cse0 .cse3 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 10:42:52,372 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 591 602) no Hoare annotation was computed. [2018-11-18 10:42:52,372 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 591 602) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1 .cse4) .cse0) (or .cse0 .cse5 .cse6 .cse3 .cse2) (or (or .cse3 .cse1) .cse6 .cse0 .cse2) (or .cse5 (or .cse4 .cse3) .cse6 .cse0))) [2018-11-18 10:42:52,372 INFO L425 ceAbstractionStarter]: For program point L595-1(lines 591 602) no Hoare annotation was computed. [2018-11-18 10:42:52,373 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 512 519) no Hoare annotation was computed. [2018-11-18 10:42:52,373 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 512 519) the Hoare annotation is: true [2018-11-18 10:42:52,373 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 512 519) no Hoare annotation was computed. [2018-11-18 10:42:52,373 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2018-11-18 10:42:52,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:42:52 BoogieIcfgContainer [2018-11-18 10:42:52,391 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:42:52,392 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:42:52,392 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:42:52,392 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:42:52,392 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:42:40" (3/4) ... [2018-11-18 10:42:52,395 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:42:52,401 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 10:42:52,402 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 10:42:52,402 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 10:42:52,402 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 10:42:52,402 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 10:42:52,402 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 10:42:52,403 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 10:42:52,404 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 10:42:52,411 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 10:42:52,412 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 10:42:52,412 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 10:42:52,430 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && waterLevel == 2) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && waterLevel == 2) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 10:42:52,430 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 10:42:52,471 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e80e95e6-a56e-46e4-899e-906f6412b1c3/bin-2019/uautomizer/witness.graphml [2018-11-18 10:42:52,471 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:42:52,471 INFO L168 Benchmark]: Toolchain (without parser) took 12908.61 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 524.8 MB). Free memory was 955.5 MB in the beginning and 1.2 GB in the end (delta: -262.1 MB). Peak memory consumption was 262.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:42:52,472 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:42:52,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:42:52,472 INFO L168 Benchmark]: Boogie Preprocessor took 55.69 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:42:52,472 INFO L168 Benchmark]: RCFGBuilder took 719.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:42:52,473 INFO L168 Benchmark]: TraceAbstraction took 11702.35 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 388.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -204.3 MB). Peak memory consumption was 581.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:42:52,473 INFO L168 Benchmark]: Witness Printer took 79.01 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:42:52,474 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 346.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.69 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 719.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11702.35 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 388.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -204.3 MB). Peak memory consumption was 581.5 MB. Max. memory is 11.5 GB. * Witness Printer took 79.01 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: 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: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && waterLevel == 2) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && waterLevel == 2) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 260 locations, 1 error locations. SAFE Result, 11.6s OverallTime, 11 OverallIterations, 11 TraceHistogramMax, 4.8s AutomataDifference, 0.0s DeadEndRemovalTime, 4.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2407 SDtfs, 2668 SDslu, 8262 SDs, 0 SdLazy, 5730 SolverSat, 1380 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1033 GetRequests, 896 SyntacticMatches, 5 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 645 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3015occurred in iteration=10, 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, 11 MinimizatonAttempts, 814 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 3979 PreInvPairs, 4140 NumberOfFragments, 2405 HoareAnnotationTreeSize, 3979 FomulaSimplifications, 16374 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 66 FomulaSimplificationsInter, 29648 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 2343 NumberOfCodeBlocks, 2343 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2329 ConstructedInterpolants, 0 QuantifiedInterpolants, 800896 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3441 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 2159/2222 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...