./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product49_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product49_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/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 81d3a03e2badb1d355e733e1f917b69305964186 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:20:32,022 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:20:32,023 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:20:32,030 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:20:32,031 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:20:32,031 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:20:32,032 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:20:32,033 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:20:32,034 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:20:32,034 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:20:32,035 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:20:32,035 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:20:32,036 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:20:32,037 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:20:32,037 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:20:32,038 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:20:32,038 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:20:32,040 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:20:32,041 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:20:32,042 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:20:32,043 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:20:32,043 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:20:32,045 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:20:32,045 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:20:32,045 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:20:32,046 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:20:32,047 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:20:32,047 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:20:32,048 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:20:32,048 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:20:32,049 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:20:32,049 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:20:32,049 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:20:32,049 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:20:32,050 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:20:32,051 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:20:32,051 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 13:20:32,061 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:20:32,061 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:20:32,061 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:20:32,062 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:20:32,062 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:20:32,062 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:20:32,062 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 13:20:32,063 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:20:32,063 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:20:32,063 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:20:32,063 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:20:32,063 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:20:32,063 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:20:32,063 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:20:32,063 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:20:32,063 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:20:32,063 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:20:32,064 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:20:32,064 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:20:32,064 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:20:32,064 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:20:32,064 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:20:32,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:20:32,064 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:20:32,064 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:20:32,065 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:20:32,065 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 13:20:32,065 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:20:32,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:20:32,065 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_035311a6-c42a-4da3-8256-e02b2933ee99/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 -> 81d3a03e2badb1d355e733e1f917b69305964186 [2018-11-10 13:20:32,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:20:32,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:20:32,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:20:32,102 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:20:32,103 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:20:32,103 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product49_true-unreach-call_false-termination.cil.c [2018-11-10 13:20:32,148 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/data/f6d08128f/97ad11745eed44499599b62f1ce7b45e/FLAG403064adf [2018-11-10 13:20:32,562 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:20:32,563 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/sv-benchmarks/c/product-lines/minepump_spec3_product49_true-unreach-call_false-termination.cil.c [2018-11-10 13:20:32,569 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/data/f6d08128f/97ad11745eed44499599b62f1ce7b45e/FLAG403064adf [2018-11-10 13:20:32,579 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/data/f6d08128f/97ad11745eed44499599b62f1ce7b45e [2018-11-10 13:20:32,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:20:32,582 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 13:20:32,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:20:32,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:20:32,586 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:20:32,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:20:32" (1/1) ... [2018-11-10 13:20:32,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32, skipping insertion in model container [2018-11-10 13:20:32,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:20:32" (1/1) ... [2018-11-10 13:20:32,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:20:32,628 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:20:32,813 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:20:32,821 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:20:32,874 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:20:32,894 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:20:32,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32 WrapperNode [2018-11-10 13:20:32,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:20:32,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:20:32,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:20:32,895 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:20:32,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32" (1/1) ... [2018-11-10 13:20:32,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32" (1/1) ... [2018-11-10 13:20:32,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32" (1/1) ... [2018-11-10 13:20:32,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32" (1/1) ... [2018-11-10 13:20:32,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32" (1/1) ... [2018-11-10 13:20:32,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32" (1/1) ... [2018-11-10 13:20:32,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32" (1/1) ... [2018-11-10 13:20:32,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:20:32,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:20:32,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:20:32,995 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:20:32,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:20:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:20:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:20:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 13:20:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 13:20:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 13:20:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 13:20:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 13:20:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 13:20:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 13:20:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 13:20:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 13:20:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 13:20:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 13:20:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 13:20:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 13:20:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-10 13:20:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 13:20:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 13:20:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 13:20:33,043 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 13:20:33,043 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:20:33,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 13:20:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 13:20:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 13:20:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 13:20:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 13:20:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 13:20:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 13:20:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 13:20:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 13:20:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 13:20:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 13:20:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 13:20:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 13:20:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 13:20:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:20:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:20:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:20:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 13:20:33,632 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:20:33,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:20:33 BoogieIcfgContainer [2018-11-10 13:20:33,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:20:33,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:20:33,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:20:33,635 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:20:33,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:20:32" (1/3) ... [2018-11-10 13:20:33,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@294d1e28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:20:33, skipping insertion in model container [2018-11-10 13:20:33,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:32" (2/3) ... [2018-11-10 13:20:33,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@294d1e28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:20:33, skipping insertion in model container [2018-11-10 13:20:33,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:20:33" (3/3) ... [2018-11-10 13:20:33,638 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product49_true-unreach-call_false-termination.cil.c [2018-11-10 13:20:33,647 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:20:33,653 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:20:33,667 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:20:33,694 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 13:20:33,695 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:20:33,695 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:20:33,695 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:20:33,695 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:20:33,695 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:20:33,695 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:20:33,696 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:20:33,696 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:20:33,714 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states. [2018-11-10 13:20:33,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 13:20:33,722 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:33,723 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:33,726 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:33,730 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:33,731 INFO L82 PathProgramCache]: Analyzing trace with hash 579405814, now seen corresponding path program 1 times [2018-11-10 13:20:33,732 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:33,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:33,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:33,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:33,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:33,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:20:33,945 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:20:33,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 13:20:33,949 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 13:20:33,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 13:20:33,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:20:33,963 INFO L87 Difference]: Start difference. First operand 219 states. Second operand 2 states. [2018-11-10 13:20:33,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:33,994 INFO L93 Difference]: Finished difference Result 309 states and 372 transitions. [2018-11-10 13:20:33,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 13:20:33,995 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 89 [2018-11-10 13:20:33,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:34,003 INFO L225 Difference]: With dead ends: 309 [2018-11-10 13:20:34,003 INFO L226 Difference]: Without dead ends: 173 [2018-11-10 13:20:34,005 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:20:34,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2018-11-10 13:20:34,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2018-11-10 13:20:34,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-11-10 13:20:34,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 196 transitions. [2018-11-10 13:20:34,043 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 196 transitions. Word has length 89 [2018-11-10 13:20:34,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:34,044 INFO L481 AbstractCegarLoop]: Abstraction has 173 states and 196 transitions. [2018-11-10 13:20:34,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 13:20:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 196 transitions. [2018-11-10 13:20:34,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 13:20:34,048 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:34,048 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:34,048 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:34,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:34,049 INFO L82 PathProgramCache]: Analyzing trace with hash 381097436, now seen corresponding path program 1 times [2018-11-10 13:20:34,049 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:34,049 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:34,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:34,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:34,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:34,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:20:34,150 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:20:34,150 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:20:34,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 13:20:34,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:20:34,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:20:34,152 INFO L87 Difference]: Start difference. First operand 173 states and 196 transitions. Second operand 3 states. [2018-11-10 13:20:34,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:34,172 INFO L93 Difference]: Finished difference Result 256 states and 292 transitions. [2018-11-10 13:20:34,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:20:34,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2018-11-10 13:20:34,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:34,175 INFO L225 Difference]: With dead ends: 256 [2018-11-10 13:20:34,175 INFO L226 Difference]: Without dead ends: 163 [2018-11-10 13:20:34,176 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:20:34,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-11-10 13:20:34,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-11-10 13:20:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-11-10 13:20:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 183 transitions. [2018-11-10 13:20:34,188 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 183 transitions. Word has length 91 [2018-11-10 13:20:34,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:34,189 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 183 transitions. [2018-11-10 13:20:34,189 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 13:20:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 183 transitions. [2018-11-10 13:20:34,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 13:20:34,192 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:34,192 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:34,192 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:34,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:34,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1569039894, now seen corresponding path program 1 times [2018-11-10 13:20:34,193 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:34,193 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:34,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:34,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:34,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:34,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:20:34,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:20:34,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:20:34,344 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:20:34,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:20:34,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:20:34,345 INFO L87 Difference]: Start difference. First operand 163 states and 183 transitions. Second operand 7 states. [2018-11-10 13:20:34,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:34,556 INFO L93 Difference]: Finished difference Result 265 states and 306 transitions. [2018-11-10 13:20:34,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 13:20:34,557 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 95 [2018-11-10 13:20:34,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:34,558 INFO L225 Difference]: With dead ends: 265 [2018-11-10 13:20:34,558 INFO L226 Difference]: Without dead ends: 163 [2018-11-10 13:20:34,558 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 13:20:34,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-11-10 13:20:34,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-11-10 13:20:34,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-11-10 13:20:34,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 182 transitions. [2018-11-10 13:20:34,568 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 182 transitions. Word has length 95 [2018-11-10 13:20:34,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:34,568 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 182 transitions. [2018-11-10 13:20:34,568 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:20:34,569 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 182 transitions. [2018-11-10 13:20:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 13:20:34,570 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:34,570 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:34,570 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:34,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:34,570 INFO L82 PathProgramCache]: Analyzing trace with hash 140948239, now seen corresponding path program 1 times [2018-11-10 13:20:34,570 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:34,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:34,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:34,571 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:34,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:34,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:20:34,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:20:34,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 13:20:34,671 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 13:20:34,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 13:20:34,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 13:20:34,671 INFO L87 Difference]: Start difference. First operand 163 states and 182 transitions. Second operand 5 states. [2018-11-10 13:20:35,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:35,059 INFO L93 Difference]: Finished difference Result 373 states and 440 transitions. [2018-11-10 13:20:35,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:20:35,061 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 108 [2018-11-10 13:20:35,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:35,063 INFO L225 Difference]: With dead ends: 373 [2018-11-10 13:20:35,064 INFO L226 Difference]: Without dead ends: 271 [2018-11-10 13:20:35,065 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:20:35,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-11-10 13:20:35,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 252. [2018-11-10 13:20:35,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-11-10 13:20:35,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 282 transitions. [2018-11-10 13:20:35,106 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 282 transitions. Word has length 108 [2018-11-10 13:20:35,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:35,107 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 282 transitions. [2018-11-10 13:20:35,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 13:20:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 282 transitions. [2018-11-10 13:20:35,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 13:20:35,108 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:35,108 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:35,108 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:35,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:35,109 INFO L82 PathProgramCache]: Analyzing trace with hash 302207242, now seen corresponding path program 1 times [2018-11-10 13:20:35,109 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:35,109 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:35,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:35,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:35,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:20:35,213 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:20:35,213 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:20:35,213 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:20:35,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:20:35,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:20:35,215 INFO L87 Difference]: Start difference. First operand 252 states and 282 transitions. Second operand 6 states. [2018-11-10 13:20:35,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:35,328 INFO L93 Difference]: Finished difference Result 557 states and 662 transitions. [2018-11-10 13:20:35,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:20:35,329 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 122 [2018-11-10 13:20:35,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:35,332 INFO L225 Difference]: With dead ends: 557 [2018-11-10 13:20:35,332 INFO L226 Difference]: Without dead ends: 366 [2018-11-10 13:20:35,333 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:20:35,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2018-11-10 13:20:35,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 362. [2018-11-10 13:20:35,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2018-11-10 13:20:35,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 414 transitions. [2018-11-10 13:20:35,353 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 414 transitions. Word has length 122 [2018-11-10 13:20:35,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:35,353 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 414 transitions. [2018-11-10 13:20:35,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:20:35,353 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 414 transitions. [2018-11-10 13:20:35,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 13:20:35,355 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:35,355 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:35,356 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:35,356 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:35,356 INFO L82 PathProgramCache]: Analyzing trace with hash -965962428, now seen corresponding path program 1 times [2018-11-10 13:20:35,356 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:35,356 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:35,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:35,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:35,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:20:35,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:20:35,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:20:35,458 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:20:35,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:20:35,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:20:35,459 INFO L87 Difference]: Start difference. First operand 362 states and 414 transitions. Second operand 6 states. [2018-11-10 13:20:35,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:35,570 INFO L93 Difference]: Finished difference Result 739 states and 885 transitions. [2018-11-10 13:20:35,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:20:35,571 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 126 [2018-11-10 13:20:35,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:35,573 INFO L225 Difference]: With dead ends: 739 [2018-11-10 13:20:35,573 INFO L226 Difference]: Without dead ends: 548 [2018-11-10 13:20:35,574 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:20:35,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2018-11-10 13:20:35,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 530. [2018-11-10 13:20:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 530 states. [2018-11-10 13:20:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 622 transitions. [2018-11-10 13:20:35,598 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 622 transitions. Word has length 126 [2018-11-10 13:20:35,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:35,598 INFO L481 AbstractCegarLoop]: Abstraction has 530 states and 622 transitions. [2018-11-10 13:20:35,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:20:35,598 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 622 transitions. [2018-11-10 13:20:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 13:20:35,600 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:35,600 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:35,600 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:35,600 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:35,600 INFO L82 PathProgramCache]: Analyzing trace with hash -1888646011, now seen corresponding path program 1 times [2018-11-10 13:20:35,600 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:35,601 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:35,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:35,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:35,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:20:35,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:20:35,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 13:20:35,651 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 13:20:35,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 13:20:35,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 13:20:35,652 INFO L87 Difference]: Start difference. First operand 530 states and 622 transitions. Second operand 5 states. [2018-11-10 13:20:35,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:35,683 INFO L93 Difference]: Finished difference Result 899 states and 1081 transitions. [2018-11-10 13:20:35,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 13:20:35,684 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 126 [2018-11-10 13:20:35,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:35,686 INFO L225 Difference]: With dead ends: 899 [2018-11-10 13:20:35,686 INFO L226 Difference]: Without dead ends: 540 [2018-11-10 13:20:35,687 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 13:20:35,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2018-11-10 13:20:35,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 534. [2018-11-10 13:20:35,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2018-11-10 13:20:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 625 transitions. [2018-11-10 13:20:35,705 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 625 transitions. Word has length 126 [2018-11-10 13:20:35,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:35,705 INFO L481 AbstractCegarLoop]: Abstraction has 534 states and 625 transitions. [2018-11-10 13:20:35,705 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 13:20:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 625 transitions. [2018-11-10 13:20:35,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 13:20:35,707 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:35,707 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:35,707 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:35,707 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:35,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1562315783, now seen corresponding path program 1 times [2018-11-10 13:20:35,707 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:35,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:35,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:35,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:20:35,790 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:20:35,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 13:20:35,790 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 13:20:35,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 13:20:35,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:20:35,791 INFO L87 Difference]: Start difference. First operand 534 states and 625 transitions. Second operand 9 states. [2018-11-10 13:20:35,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:35,832 INFO L93 Difference]: Finished difference Result 1013 states and 1215 transitions. [2018-11-10 13:20:35,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 13:20:35,833 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 126 [2018-11-10 13:20:35,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:35,836 INFO L225 Difference]: With dead ends: 1013 [2018-11-10 13:20:35,836 INFO L226 Difference]: Without dead ends: 540 [2018-11-10 13:20:35,838 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-10 13:20:35,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2018-11-10 13:20:35,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 534. [2018-11-10 13:20:35,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2018-11-10 13:20:35,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 623 transitions. [2018-11-10 13:20:35,855 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 623 transitions. Word has length 126 [2018-11-10 13:20:35,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:35,855 INFO L481 AbstractCegarLoop]: Abstraction has 534 states and 623 transitions. [2018-11-10 13:20:35,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 13:20:35,856 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 623 transitions. [2018-11-10 13:20:35,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 13:20:35,857 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:35,857 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:35,858 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:35,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:35,858 INFO L82 PathProgramCache]: Analyzing trace with hash 692991086, now seen corresponding path program 1 times [2018-11-10 13:20:35,858 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:35,858 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:35,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:35,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:20:35,949 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:20:35,949 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 13:20:35,949 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 13:20:35,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 13:20:35,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 13:20:35,950 INFO L87 Difference]: Start difference. First operand 534 states and 623 transitions. Second operand 10 states. [2018-11-10 13:20:36,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:36,054 INFO L93 Difference]: Finished difference Result 1013 states and 1191 transitions. [2018-11-10 13:20:36,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 13:20:36,055 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 127 [2018-11-10 13:20:36,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:36,057 INFO L225 Difference]: With dead ends: 1013 [2018-11-10 13:20:36,057 INFO L226 Difference]: Without dead ends: 540 [2018-11-10 13:20:36,058 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:20:36,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2018-11-10 13:20:36,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 523. [2018-11-10 13:20:36,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2018-11-10 13:20:36,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 592 transitions. [2018-11-10 13:20:36,076 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 592 transitions. Word has length 127 [2018-11-10 13:20:36,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:36,077 INFO L481 AbstractCegarLoop]: Abstraction has 523 states and 592 transitions. [2018-11-10 13:20:36,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 13:20:36,077 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 592 transitions. [2018-11-10 13:20:36,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 13:20:36,080 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:36,080 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:36,080 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:36,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:36,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1815649692, now seen corresponding path program 1 times [2018-11-10 13:20:36,080 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:36,081 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:36,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:36,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:36,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:36,155 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 13:20:36,155 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:20:36,156 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 13:20:36,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:36,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:20:36,425 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:20:36,454 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 13:20:36,455 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-10 13:20:36,455 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-10 13:20:36,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-10 13:20:36,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:20:36,456 INFO L87 Difference]: Start difference. First operand 523 states and 592 transitions. Second operand 13 states. [2018-11-10 13:20:37,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:37,447 INFO L93 Difference]: Finished difference Result 1230 states and 1508 transitions. [2018-11-10 13:20:37,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-10 13:20:37,448 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 173 [2018-11-10 13:20:37,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:37,451 INFO L225 Difference]: With dead ends: 1230 [2018-11-10 13:20:37,451 INFO L226 Difference]: Without dead ends: 837 [2018-11-10 13:20:37,452 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-10 13:20:37,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2018-11-10 13:20:37,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 718. [2018-11-10 13:20:37,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 718 states. [2018-11-10 13:20:37,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 718 states and 808 transitions. [2018-11-10 13:20:37,487 INFO L78 Accepts]: Start accepts. Automaton has 718 states and 808 transitions. Word has length 173 [2018-11-10 13:20:37,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:37,487 INFO L481 AbstractCegarLoop]: Abstraction has 718 states and 808 transitions. [2018-11-10 13:20:37,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-10 13:20:37,487 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 808 transitions. [2018-11-10 13:20:37,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 13:20:37,490 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:20:37,490 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:20:37,490 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:20:37,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:37,490 INFO L82 PathProgramCache]: Analyzing trace with hash 947336063, now seen corresponding path program 1 times [2018-11-10 13:20:37,490 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:20:37,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:20:37,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:37,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:37,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:20:37,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:37,567 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 13:20:37,568 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:20:37,568 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 13:20:37,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:20:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:37,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:20:37,806 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 13:20:37,822 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 13:20:37,822 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-10 13:20:37,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-10 13:20:37,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-10 13:20:37,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-10 13:20:37,823 INFO L87 Difference]: Start difference. First operand 718 states and 808 transitions. Second operand 15 states. [2018-11-10 13:20:39,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:20:39,437 INFO L93 Difference]: Finished difference Result 2630 states and 3731 transitions. [2018-11-10 13:20:39,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-10 13:20:39,438 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 177 [2018-11-10 13:20:39,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:20:39,438 INFO L225 Difference]: With dead ends: 2630 [2018-11-10 13:20:39,438 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 13:20:39,444 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-10 13:20:39,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 13:20:39,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 13:20:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 13:20:39,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 13:20:39,445 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2018-11-10 13:20:39,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:20:39,445 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 13:20:39,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-10 13:20:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 13:20:39,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:20:39,449 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 13:20:39,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:39,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:40,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:40,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:40,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:40,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:40,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:40,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:40,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:20:40,510 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 25 [2018-11-10 13:20:40,916 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 31 [2018-11-10 13:20:41,343 WARN L179 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2018-11-10 13:20:41,598 WARN L179 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-11-10 13:20:41,722 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 26 [2018-11-10 13:20:41,881 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 27 [2018-11-10 13:20:42,358 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 24 [2018-11-10 13:20:42,999 WARN L179 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 41 [2018-11-10 13:20:43,106 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L576(lines 576 580) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 576 580) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 570 591) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L568-1(line 568) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L597(line 597) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 545 600) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L589-1(lines 570 591) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L587-1(line 587) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L592(lines 569 593) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 545 600) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 545 600) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point L628(line 628) no Hoare annotation was computed. [2018-11-10 13:20:43,184 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 601 660) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L653(lines 626 654) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 601 660) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L645(line 645) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L641(line 641) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L641-1(line 641) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 637) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L633-1(lines 633 637) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 601 660) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L627-1(lines 627 652) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L625-1(line 625) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L627-3(lines 627 652) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L650(line 650) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L650-1(line 650) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L646(line 646) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point L646-1(line 646) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 476 482) the Hoare annotation is: true [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 476 482) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 483 491) no Hoare annotation was computed. [2018-11-10 13:20:43,185 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 483 491) the Hoare annotation is: true [2018-11-10 13:20:43,185 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 483 491) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 931 953) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 931 953) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L421 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:20:43,186 INFO L421 ceAbstractionStarter]: At program point L943-1(line 943) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point L941(lines 941 948) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 931 953) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point L941-1(lines 941 948) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point L939(line 939) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L421 ceAbstractionStarter]: At program point L938(line 938) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:20:43,186 INFO L421 ceAbstractionStarter]: At program point L937(line 937) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:20:43,186 INFO L421 ceAbstractionStarter]: At program point L937-1(line 937) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 890 913) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point L895(line 895) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 890 913) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 890 913) no Hoare annotation was computed. [2018-11-10 13:20:43,186 INFO L425 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2018-11-10 13:20:43,187 INFO L425 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-11-10 13:20:43,187 INFO L425 ceAbstractionStarter]: For program point L906(line 906) no Hoare annotation was computed. [2018-11-10 13:20:43,187 INFO L425 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2018-11-10 13:20:43,187 INFO L425 ceAbstractionStarter]: For program point L904(line 904) no Hoare annotation was computed. [2018-11-10 13:20:43,187 INFO L425 ceAbstractionStarter]: For program point L903(line 903) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L901(line 901) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L900(line 900) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L899(line 899) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L898(line 898) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 164 172) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 164 172) the Hoare annotation is: true [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 164 172) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 241) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L428 ceAbstractionStarter]: At program point L235(line 235) the Hoare annotation is: true [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L237-2(lines 237 241) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L235-1(line 235) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 228 246) the Hoare annotation is: true [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 228 246) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 228 246) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 200) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L192-2(lines 192 200) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 188) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L180-2(lines 180 188) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 173 208) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 173 208) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 173 208) no Hoare annotation was computed. [2018-11-10 13:20:43,188 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 469 475) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 469 475) the Hoare annotation is: true [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L536-1(line 536) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 499 544) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L536-2(line 536) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L529-1(line 529) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 499 544) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L525(line 525) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L525-1(line 525) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 499 544) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L522(line 522) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L522-1(line 522) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L832(lines 832 839) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L826(lines 826 846) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 812 857) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L853-1(line 853) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L851-1(line 851) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L843(lines 843 844) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 812 857) no Hoare annotation was computed. [2018-11-10 13:20:43,189 INFO L425 ceAbstractionStarter]: For program point L843-1(lines 826 846) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 812 857) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 837) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 921 930) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 921 930) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 921 930) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 153 163) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point L158-1(line 158) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 153 163) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 153 163) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 145 152) the Hoare annotation is: (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 145 152) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 145 152) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 431 444) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point L435(lines 435 441) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 431 444) the Hoare annotation is: true [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 431 444) no Hoare annotation was computed. [2018-11-10 13:20:43,190 INFO L421 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 13:20:43,190 INFO L421 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 13:20:43,190 INFO L425 ceAbstractionStarter]: For program point L120(lines 120 128) no Hoare annotation was computed. [2018-11-10 13:20:43,191 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 112 136) no Hoare annotation was computed. [2018-11-10 13:20:43,191 INFO L421 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 13:20:43,191 INFO L425 ceAbstractionStarter]: For program point L118-1(line 118) no Hoare annotation was computed. [2018-11-10 13:20:43,191 INFO L425 ceAbstractionStarter]: For program point L116(lines 116 133) no Hoare annotation was computed. [2018-11-10 13:20:43,191 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 112 136) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 13:20:43,191 INFO L421 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-10 13:20:43,191 INFO L425 ceAbstractionStarter]: For program point L131-1(lines 112 136) no Hoare annotation was computed. [2018-11-10 13:20:43,191 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 78 84) no Hoare annotation was computed. [2018-11-10 13:20:43,191 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 78 84) the Hoare annotation is: true [2018-11-10 13:20:43,191 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 251 314) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:20:43,191 INFO L421 ceAbstractionStarter]: At program point L283(line 283) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:20:43,191 INFO L425 ceAbstractionStarter]: For program point L281(lines 281 287) no Hoare annotation was computed. [2018-11-10 13:20:43,192 INFO L425 ceAbstractionStarter]: For program point L281-1(lines 281 287) no Hoare annotation was computed. [2018-11-10 13:20:43,192 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 251 314) no Hoare annotation was computed. [2018-11-10 13:20:43,192 INFO L421 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:20:43,192 INFO L421 ceAbstractionStarter]: At program point L304(lines 261 306) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:20:43,192 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 277) no Hoare annotation was computed. [2018-11-10 13:20:43,192 INFO L425 ceAbstractionStarter]: For program point L271-1(lines 271 277) no Hoare annotation was computed. [2018-11-10 13:20:43,192 INFO L425 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2018-11-10 13:20:43,192 INFO L425 ceAbstractionStarter]: For program point L261-1(lines 261 306) no Hoare annotation was computed. [2018-11-10 13:20:43,192 INFO L421 ceAbstractionStarter]: At program point L307(lines 260 308) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:20:43,192 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 301) no Hoare annotation was computed. [2018-11-10 13:20:43,192 INFO L421 ceAbstractionStarter]: At program point L297-2(lines 291 302) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L262(lines 261 306) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 302) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 251 314) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L797(lines 797 798) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L797-1(lines 780 800) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 766 811) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L790(lines 790 791) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 766 811) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L786(lines 786 793) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 766 811) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L785-1(line 785) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 800) no Hoare annotation was computed. [2018-11-10 13:20:43,193 INFO L425 ceAbstractionStarter]: For program point L807(line 807) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point L807-1(line 807) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point L805-1(line 805) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 445 453) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 445 453) the Hoare annotation is: true [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 445 453) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 399 421) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 415) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 399 421) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point L407-2(lines 407 415) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 399 421) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 459 468) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 459 468) no Hoare annotation was computed. [2018-11-10 13:20:43,194 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 459 468) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L733(lines 711 734) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L692(lines 692 708) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L725-1(line 725) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L754(line 754) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L754-1(line 754) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L713(lines 712 732) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 750) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L701(line 701) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L701-1(line 701) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L697(line 697) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2018-11-10 13:20:43,195 INFO L425 ceAbstractionStarter]: For program point L751(lines 751 762) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L714(lines 714 718) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L743(line 743) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L743-1(line 743) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L739(line 739) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L739-1(line 739) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 663 765) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L727(line 727) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L727-1(line 727) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L694-1(line 694) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L723(line 723) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L723-1(line 723) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 759) no Hoare annotation was computed. [2018-11-10 13:20:43,196 INFO L425 ceAbstractionStarter]: For program point L744(line 744) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 663 765) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 663 765) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L687(lines 687 691) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L712-1(lines 712 732) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L712-3(lines 712 732) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L741-1(line 741) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L194-1(line 194) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L417(line 417) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L417-1(line 417) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-10 13:20:43,197 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L190-1(line 190) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L797(line 797) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L413-1(line 413) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L797-1(line 797) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L409(line 409) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L409-1(line 409) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L791(line 791) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L405(line 405) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-10 13:20:43,198 INFO L425 ceAbstractionStarter]: For program point L178-1(line 178) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L843-1(line 843) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L790(line 790) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L790-1(line 790) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L790-2(line 790) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L404-1(line 404) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L204-1(line 204) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 13:20:43,199 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point L198-1(line 198) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point L836(line 836) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point L836-1(line 836) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 137 144) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 137 144) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 137 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1))) [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 209 227) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2018-11-10 13:20:43,200 INFO L428 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: true [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point L218-2(lines 218 222) no Hoare annotation was computed. [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point L216-1(line 216) no Hoare annotation was computed. [2018-11-10 13:20:43,201 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 209 227) the Hoare annotation is: true [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 209 227) no Hoare annotation was computed. [2018-11-10 13:20:43,201 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 422 430) the Hoare annotation is: true [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 422 430) no Hoare annotation was computed. [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 422 430) no Hoare annotation was computed. [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point L382-1(lines 378 389) no Hoare annotation was computed. [2018-11-10 13:20:43,201 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 378 389) the Hoare annotation is: (let ((.cse2 (= |old(~methaneLevelCritical~0)| 0)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (= 0 ~methaneLevelCritical~0))) (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not .cse5)) (.cse7 (or (not (= 1 ~pumpRunning~0)) .cse4)) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (not .cse2))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse3 .cse4 .cse6) (or .cse7 .cse2 .cse3 .cse0) (or .cse7 .cse5 .cse3 .cse6)))) [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 378 389) no Hoare annotation was computed. [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 13:20:43,201 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:20:43,202 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 390 398) the Hoare annotation is: true [2018-11-10 13:20:43,202 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 390 398) no Hoare annotation was computed. [2018-11-10 13:20:43,202 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 390 398) no Hoare annotation was computed. [2018-11-10 13:20:43,202 INFO L421 ceAbstractionStarter]: At program point L65(lines 65 71) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (or (not (= 1 |old(~pumpRunning~0)|)) .cse4)) (.cse2 (< 2 |old(~waterLevel~0)|))) (and (or (and .cse0 (<= ~waterLevel~0 0)) .cse1 .cse2 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (or (or (< 0 |old(~waterLevel~0)|) .cse3 .cse4) .cse0) (or .cse3 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse2 .cse5 .cse4) (or (= 1 ~waterLevel~0) .cse3 .cse4 (not (= |old(~waterLevel~0)| 1))) (or .cse5 .cse1 .cse2 (= 0 ~pumpRunning~0))))) [2018-11-10 13:20:43,202 INFO L421 ceAbstractionStarter]: At program point L60(line 60) the Hoare annotation is: (let ((.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (or .cse3 .cse1)) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (< 0 |old(~waterLevel~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse2) (or (= 1 ~waterLevel~0) .cse3 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 .cse0)))) [2018-11-10 13:20:43,202 INFO L425 ceAbstractionStarter]: For program point L58(lines 57 76) no Hoare annotation was computed. [2018-11-10 13:20:43,202 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 54 77) the Hoare annotation is: (let ((.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse8 .cse5)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2 .cse5) (or (< 1 |old(~waterLevel~0)|) .cse0 .cse4) (or .cse6 .cse3 .cse5 .cse7) (or .cse1 .cse3 .cse2 .cse5) (or .cse8 .cse5 .cse7 .cse6)))) [2018-11-10 13:20:43,202 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 54 77) no Hoare annotation was computed. [2018-11-10 13:20:43,202 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 54 77) no Hoare annotation was computed. [2018-11-10 13:20:43,203 INFO L421 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (and .cse1 (<= ~waterLevel~0 0) .cse2) .cse3 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (or .cse2 .cse4 .cse3 .cse0) (or .cse4 .cse1 .cse3 .cse0) (or (= 1 ~waterLevel~0) .cse4 .cse0 (not (= |old(~waterLevel~0)| 1))))) [2018-11-10 13:20:43,203 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 860 889) no Hoare annotation was computed. [2018-11-10 13:20:43,203 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 878) no Hoare annotation was computed. [2018-11-10 13:20:43,203 INFO L428 ceAbstractionStarter]: At program point L874-1(lines 874 878) the Hoare annotation is: true [2018-11-10 13:20:43,203 INFO L425 ceAbstractionStarter]: For program point L870-1(lines 870 884) no Hoare annotation was computed. [2018-11-10 13:20:43,203 INFO L428 ceAbstractionStarter]: At program point L870-3(lines 870 884) the Hoare annotation is: true [2018-11-10 13:20:43,203 INFO L428 ceAbstractionStarter]: At program point L866(line 866) the Hoare annotation is: true [2018-11-10 13:20:43,203 INFO L425 ceAbstractionStarter]: For program point L866-1(line 866) no Hoare annotation was computed. [2018-11-10 13:20:43,203 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 860 889) the Hoare annotation is: true [2018-11-10 13:20:43,203 INFO L428 ceAbstractionStarter]: At program point L885(lines 860 889) the Hoare annotation is: true [2018-11-10 13:20:43,203 INFO L425 ceAbstractionStarter]: For program point L881(line 881) no Hoare annotation was computed. [2018-11-10 13:20:43,203 INFO L425 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-11-10 13:20:43,203 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 318 350) no Hoare annotation was computed. [2018-11-10 13:20:43,204 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 318 350) the Hoare annotation is: true [2018-11-10 13:20:43,204 INFO L421 ceAbstractionStarter]: At program point L341(line 341) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) .cse0) (or (< 2 ~waterLevel~0) (not (= 1 ~pumpRunning~0)) .cse0))) [2018-11-10 13:20:43,204 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 343) no Hoare annotation was computed. [2018-11-10 13:20:43,204 INFO L421 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse3 (< 1 ~waterLevel~0)) (.cse0 (< 2 ~waterLevel~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (= __utac_acc__Specification3_spec__1_~tmp~5 ~methaneLevelCritical~0) .cse0 .cse1 .cse2) (or .cse3 (not (= 0 ~pumpRunning~0)) .cse2) (or .cse3 .cse1 .cse2) (or (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2))) [2018-11-10 13:20:43,204 INFO L425 ceAbstractionStarter]: For program point L335-1(line 335) no Hoare annotation was computed. [2018-11-10 13:20:43,204 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 346) no Hoare annotation was computed. [2018-11-10 13:20:43,204 INFO L425 ceAbstractionStarter]: For program point L333-1(lines 318 350) no Hoare annotation was computed. [2018-11-10 13:20:43,204 INFO L421 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: (let ((.cse0 (= __utac_acc__Specification3_spec__1_~tmp~5 ~methaneLevelCritical~0)) (.cse4 (< 1 ~waterLevel~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse6 .cse1 .cse2 .cse3))) [2018-11-10 13:20:43,204 INFO L425 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-11-10 13:20:43,204 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-11-10 13:20:43,204 INFO L428 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: true [2018-11-10 13:20:43,205 INFO L425 ceAbstractionStarter]: For program point L325-1(line 325) no Hoare annotation was computed. [2018-11-10 13:20:43,205 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 354 365) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (= ~pumpRunning~0 0) .cse2)) (.cse0 (not (= 1 ~pumpRunning~0)))) (and (or (<= ~waterLevel~0 2) (< 2 |old(~waterLevel~0)|) .cse0 .cse1) (or (< 1 |old(~waterLevel~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0 .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-10 13:20:43,205 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 354 365) no Hoare annotation was computed. [2018-11-10 13:20:43,205 INFO L425 ceAbstractionStarter]: For program point L358-1(lines 354 365) no Hoare annotation was computed. [2018-11-10 13:20:43,205 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 914 920) no Hoare annotation was computed. [2018-11-10 13:20:43,205 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 914 920) the Hoare annotation is: true [2018-11-10 13:20:43,205 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:20:43,205 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-10 13:20:43,205 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:20:43,205 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:20:43,205 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 86 110) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 13:20:43,206 INFO L421 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1)))) (and (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (and (= processEnvironment__wrappee__highWaterSensor_~tmp~0 1) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) (and (<= ~waterLevel~0 1) .cse0) .cse1)) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 13:20:43,206 INFO L425 ceAbstractionStarter]: For program point L94(lines 94 102) no Hoare annotation was computed. [2018-11-10 13:20:43,206 INFO L421 ceAbstractionStarter]: At program point L92(line 92) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-10 13:20:43,206 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 86 110) no Hoare annotation was computed. [2018-11-10 13:20:43,206 INFO L425 ceAbstractionStarter]: For program point L92-1(line 92) no Hoare annotation was computed. [2018-11-10 13:20:43,206 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 107) no Hoare annotation was computed. [2018-11-10 13:20:43,206 INFO L421 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 13:20:43,206 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 86 110) no Hoare annotation was computed. [2018-11-10 13:20:43,206 INFO L421 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< 2 ~waterLevel~0) .cse0))) [2018-11-10 13:20:43,206 INFO L425 ceAbstractionStarter]: For program point L370-1(lines 366 377) no Hoare annotation was computed. [2018-11-10 13:20:43,206 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 366 377) no Hoare annotation was computed. [2018-11-10 13:20:43,207 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 366 377) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< 2 |old(~waterLevel~0)|) (not (= 1 ~pumpRunning~0)) .cse1) (or (or (< 0 |old(~waterLevel~0)|) .cse2 .cse1) .cse0) (or (or (< 1 |old(~waterLevel~0)|) .cse2 .cse1) (<= ~waterLevel~0 1)))) [2018-11-10 13:20:43,207 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 955 962) no Hoare annotation was computed. [2018-11-10 13:20:43,207 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 959) no Hoare annotation was computed. [2018-11-10 13:20:43,207 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 955 962) the Hoare annotation is: true [2018-11-10 13:20:43,207 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 955 962) no Hoare annotation was computed. [2018-11-10 13:20:43,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:20:43 BoogieIcfgContainer [2018-11-10 13:20:43,217 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:20:43,217 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:20:43,217 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:20:43,218 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:20:43,218 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:20:33" (3/4) ... [2018-11-10 13:20:43,221 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 13:20:43,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 13:20:43,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 13:20:43,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 13:20:43,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 13:20:43,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 13:20:43,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 13:20:43,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-10 13:20:43,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 13:20:43,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 13:20:43,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 13:20:43,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 13:20:43,232 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 13:20:43,232 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 13:20:43,232 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 13:20:43,239 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-10 13:20:43,239 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 13:20:43,240 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 13:20:43,260 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 2 && pumpRunning == 1) && splverifierCounter == 0) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && waterLevel <= 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 13:20:43,260 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 13:20:43,303 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_035311a6-c42a-4da3-8256-e02b2933ee99/bin-2019/uautomizer/witness.graphml [2018-11-10 13:20:43,303 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:20:43,304 INFO L168 Benchmark]: Toolchain (without parser) took 10722.11 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 544.2 MB). Free memory was 952.2 MB in the beginning and 1.4 GB in the end (delta: -449.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:43,304 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:20:43,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.66 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 930.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:43,305 INFO L168 Benchmark]: Boogie Preprocessor took 100.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 930.6 MB in the beginning and 1.1 GB in the end (delta: -213.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:43,305 INFO L168 Benchmark]: RCFGBuilder took 637.32 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: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:43,305 INFO L168 Benchmark]: TraceAbstraction took 9584.08 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 390.6 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -346.1 MB). Peak memory consumption was 501.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:43,305 INFO L168 Benchmark]: Witness Printer took 85.94 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 842.1 kB). Peak memory consumption was 842.1 kB. Max. memory is 11.5 GB. [2018-11-10 13:20:43,306 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 311.66 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 930.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 930.6 MB in the beginning and 1.1 GB in the end (delta: -213.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 637.32 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: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9584.08 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 390.6 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -346.1 MB). Peak memory consumption was 501.6 MB. Max. memory is 11.5 GB. * Witness Printer took 85.94 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 842.1 kB). Peak memory consumption was 842.1 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 959]: 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: 261]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 2 && pumpRunning == 1) && splverifierCounter == 0) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && waterLevel <= 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 338 locations, 1 error locations. SAFE Result, 9.5s OverallTime, 11 OverallIterations, 2 TraceHistogramMax, 3.7s AutomataDifference, 0.0s DeadEndRemovalTime, 3.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2256 SDtfs, 2131 SDslu, 8102 SDs, 0 SdLazy, 4719 SolverSat, 1100 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 509 GetRequests, 389 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 536 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=718occurred 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: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 189 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 2092 PreInvPairs, 2655 NumberOfFragments, 1496 HoareAnnotationTreeSize, 2092 FomulaSimplifications, 15792 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 60 FomulaSimplificationsInter, 27802 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1710 NumberOfCodeBlocks, 1710 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1697 ConstructedInterpolants, 0 QuantifiedInterpolants, 361510 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1592 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 83/100 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...