./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product59_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product59_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/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 3e1b0443329a7a45dbd5811d3e88a5ff99628068 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:15:03,709 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:15:03,710 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:15:03,718 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:15:03,718 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:15:03,719 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:15:03,720 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:15:03,721 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:15:03,722 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:15:03,723 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:15:03,723 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:15:03,724 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:15:03,724 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:15:03,725 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:15:03,726 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:15:03,727 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:15:03,727 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:15:03,729 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:15:03,730 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:15:03,731 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:15:03,732 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:15:03,733 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:15:03,735 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:15:03,735 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:15:03,735 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:15:03,736 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:15:03,737 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:15:03,737 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:15:03,738 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:15:03,739 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:15:03,739 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:15:03,739 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:15:03,740 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:15:03,740 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:15:03,740 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:15:03,741 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:15:03,741 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 16:15:03,749 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:15:03,749 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:15:03,749 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:15:03,750 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:15:03,750 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:15:03,750 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:15:03,750 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:15:03,751 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:15:03,751 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:15:03,751 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:15:03,751 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:15:03,751 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:15:03,751 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:15:03,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:15:03,752 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:15:03,752 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:15:03,752 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:15:03,752 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:15:03,752 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:15:03,752 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:15:03,753 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:15:03,753 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:15:03,753 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:15:03,753 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:15:03,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:15:03,753 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:15:03,753 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:15:03,753 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:15:03,754 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:15:03,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:15:03,754 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_b235f158-44d2-4c94-ae3a-b43468ee8e9d/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 -> 3e1b0443329a7a45dbd5811d3e88a5ff99628068 [2018-11-18 16:15:03,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:15:03,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:15:03,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:15:03,793 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:15:03,793 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:15:03,794 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product59_true-unreach-call_false-termination.cil.c [2018-11-18 16:15:03,839 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/data/7501056c5/c17ccae453714dd889a73efc3531ba3e/FLAG566068c3f [2018-11-18 16:15:04,227 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:15:04,228 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/sv-benchmarks/c/product-lines/minepump_spec5_product59_true-unreach-call_false-termination.cil.c [2018-11-18 16:15:04,240 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/data/7501056c5/c17ccae453714dd889a73efc3531ba3e/FLAG566068c3f [2018-11-18 16:15:04,603 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/data/7501056c5/c17ccae453714dd889a73efc3531ba3e [2018-11-18 16:15:04,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:15:04,607 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:15:04,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:15:04,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:15:04,610 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:15:04,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:15:04" (1/1) ... [2018-11-18 16:15:04,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a0deda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04, skipping insertion in model container [2018-11-18 16:15:04,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:15:04" (1/1) ... [2018-11-18 16:15:04,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:15:04,655 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:15:04,870 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:15:04,877 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:15:04,973 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:15:04,990 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:15:04,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04 WrapperNode [2018-11-18 16:15:04,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:15:04,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:15:04,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:15:04,991 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:15:04,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04" (1/1) ... [2018-11-18 16:15:04,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04" (1/1) ... [2018-11-18 16:15:05,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04" (1/1) ... [2018-11-18 16:15:05,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04" (1/1) ... [2018-11-18 16:15:05,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04" (1/1) ... [2018-11-18 16:15:05,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04" (1/1) ... [2018-11-18 16:15:05,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04" (1/1) ... [2018-11-18 16:15:05,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:15:05,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:15:05,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:15:05,050 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:15:05,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:15:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:15:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:15:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:15:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:15:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:15:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:15:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:15:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:15:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:15:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 16:15:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 16:15:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:15:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:15:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:15:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 16:15:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:15:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:15:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:15:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:15:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:15:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:15:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:15:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 16:15:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 16:15:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 16:15:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:15:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:15:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:15:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:15:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:15:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:15:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:15:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:15:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:15:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:15:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:15:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:15:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:15:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:15:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:15:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:15:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:15:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:15:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 16:15:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 16:15:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:15:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 16:15:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:15:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:15:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:15:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:15:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:15:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:15:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:15:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 16:15:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 16:15:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:15:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:15:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 16:15:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:15:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 16:15:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 16:15:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:15:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:15:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:15:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:15:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:15:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:15:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:15:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:15:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:15:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:15:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:15:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:15:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:15:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:15:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:15:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:15:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:15:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:15:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:15:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:15:05,705 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:15:05,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:15:05 BoogieIcfgContainer [2018-11-18 16:15:05,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:15:05,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:15:05,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:15:05,709 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:15:05,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:15:04" (1/3) ... [2018-11-18 16:15:05,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74704f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:15:05, skipping insertion in model container [2018-11-18 16:15:05,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:04" (2/3) ... [2018-11-18 16:15:05,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74704f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:15:05, skipping insertion in model container [2018-11-18 16:15:05,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:15:05" (3/3) ... [2018-11-18 16:15:05,712 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product59_true-unreach-call_false-termination.cil.c [2018-11-18 16:15:05,718 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:15:05,725 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:15:05,735 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:15:05,759 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:15:05,759 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:15:05,759 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:15:05,760 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:15:05,760 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:15:05,760 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:15:05,760 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:15:05,760 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:15:05,760 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:15:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-11-18 16:15:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 16:15:05,784 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:05,785 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:05,787 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:05,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:05,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1219175044, now seen corresponding path program 1 times [2018-11-18 16:15:05,793 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:05,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:05,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:05,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:05,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:06,002 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:15:06,003 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:06,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:15:06,006 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:15:06,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:15:06,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:15:06,017 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-11-18 16:15:06,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:06,048 INFO L93 Difference]: Finished difference Result 318 states and 389 transitions. [2018-11-18 16:15:06,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:15:06,049 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 16:15:06,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:06,058 INFO L225 Difference]: With dead ends: 318 [2018-11-18 16:15:06,058 INFO L226 Difference]: Without dead ends: 161 [2018-11-18 16:15:06,061 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:15:06,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-11-18 16:15:06,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-11-18 16:15:06,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-11-18 16:15:06,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 188 transitions. [2018-11-18 16:15:06,098 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 188 transitions. Word has length 59 [2018-11-18 16:15:06,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:06,098 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 188 transitions. [2018-11-18 16:15:06,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:15:06,099 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 188 transitions. [2018-11-18 16:15:06,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:15:06,101 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:06,101 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:06,102 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:06,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:06,102 INFO L82 PathProgramCache]: Analyzing trace with hash -829245151, now seen corresponding path program 1 times [2018-11-18 16:15:06,102 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:06,102 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:06,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:06,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:06,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:15:06,265 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:06,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:15:06,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:15:06,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:15:06,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:15:06,268 INFO L87 Difference]: Start difference. First operand 161 states and 188 transitions. Second operand 7 states. [2018-11-18 16:15:06,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:06,794 INFO L93 Difference]: Finished difference Result 494 states and 602 transitions. [2018-11-18 16:15:06,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:15:06,795 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-18 16:15:06,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:06,799 INFO L225 Difference]: With dead ends: 494 [2018-11-18 16:15:06,799 INFO L226 Difference]: Without dead ends: 361 [2018-11-18 16:15:06,801 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:15:06,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-11-18 16:15:06,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 353. [2018-11-18 16:15:06,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2018-11-18 16:15:06,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 428 transitions. [2018-11-18 16:15:06,845 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 428 transitions. Word has length 65 [2018-11-18 16:15:06,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:06,845 INFO L480 AbstractCegarLoop]: Abstraction has 353 states and 428 transitions. [2018-11-18 16:15:06,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:15:06,845 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 428 transitions. [2018-11-18 16:15:06,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 16:15:06,848 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:06,848 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:06,849 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:06,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:06,849 INFO L82 PathProgramCache]: Analyzing trace with hash 2049935902, now seen corresponding path program 1 times [2018-11-18 16:15:06,849 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:06,849 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:06,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:06,850 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:06,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:06,966 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:15:06,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:06,967 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:15:06,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:15:06,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:15:06,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:15:06,968 INFO L87 Difference]: Start difference. First operand 353 states and 428 transitions. Second operand 7 states. [2018-11-18 16:15:07,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:07,522 INFO L93 Difference]: Finished difference Result 917 states and 1221 transitions. [2018-11-18 16:15:07,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:15:07,522 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 16:15:07,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:07,526 INFO L225 Difference]: With dead ends: 917 [2018-11-18 16:15:07,526 INFO L226 Difference]: Without dead ends: 592 [2018-11-18 16:15:07,528 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:15:07,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-11-18 16:15:07,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 505. [2018-11-18 16:15:07,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-11-18 16:15:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 629 transitions. [2018-11-18 16:15:07,576 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 629 transitions. Word has length 71 [2018-11-18 16:15:07,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:07,576 INFO L480 AbstractCegarLoop]: Abstraction has 505 states and 629 transitions. [2018-11-18 16:15:07,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:15:07,577 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 629 transitions. [2018-11-18 16:15:07,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 16:15:07,579 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:07,580 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:07,580 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:07,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:07,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1196578690, now seen corresponding path program 1 times [2018-11-18 16:15:07,580 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:07,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:07,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:07,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:07,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:07,644 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:15:07,644 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:07,644 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:15:07,644 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:15:07,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:15:07,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:15:07,645 INFO L87 Difference]: Start difference. First operand 505 states and 629 transitions. Second operand 3 states. [2018-11-18 16:15:07,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:07,665 INFO L93 Difference]: Finished difference Result 823 states and 984 transitions. [2018-11-18 16:15:07,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:15:07,667 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2018-11-18 16:15:07,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:07,669 INFO L225 Difference]: With dead ends: 823 [2018-11-18 16:15:07,669 INFO L226 Difference]: Without dead ends: 455 [2018-11-18 16:15:07,670 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:15:07,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2018-11-18 16:15:07,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 455. [2018-11-18 16:15:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2018-11-18 16:15:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 544 transitions. [2018-11-18 16:15:07,692 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 544 transitions. Word has length 104 [2018-11-18 16:15:07,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:07,692 INFO L480 AbstractCegarLoop]: Abstraction has 455 states and 544 transitions. [2018-11-18 16:15:07,693 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:15:07,693 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 544 transitions. [2018-11-18 16:15:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 16:15:07,694 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:07,694 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:07,695 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:07,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:07,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1276387798, now seen corresponding path program 1 times [2018-11-18 16:15:07,695 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:07,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:07,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:07,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:07,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:07,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:15:07,771 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:07,771 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:15:07,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:15:07,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:15:07,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:15:07,772 INFO L87 Difference]: Start difference. First operand 455 states and 544 transitions. Second operand 6 states. [2018-11-18 16:15:07,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:07,806 INFO L93 Difference]: Finished difference Result 896 states and 1104 transitions. [2018-11-18 16:15:07,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:15:07,807 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2018-11-18 16:15:07,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:07,809 INFO L225 Difference]: With dead ends: 896 [2018-11-18 16:15:07,809 INFO L226 Difference]: Without dead ends: 469 [2018-11-18 16:15:07,810 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:15:07,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2018-11-18 16:15:07,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 465. [2018-11-18 16:15:07,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2018-11-18 16:15:07,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 554 transitions. [2018-11-18 16:15:07,828 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 554 transitions. Word has length 108 [2018-11-18 16:15:07,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:07,829 INFO L480 AbstractCegarLoop]: Abstraction has 465 states and 554 transitions. [2018-11-18 16:15:07,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:15:07,829 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 554 transitions. [2018-11-18 16:15:07,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 16:15:07,831 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:07,831 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:07,831 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:07,831 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:07,831 INFO L82 PathProgramCache]: Analyzing trace with hash -1090306796, now seen corresponding path program 1 times [2018-11-18 16:15:07,831 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:07,831 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:07,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:07,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:07,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:07,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:15:07,935 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:07,935 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:15:07,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:15:07,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:15:07,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:15:07,936 INFO L87 Difference]: Start difference. First operand 465 states and 554 transitions. Second operand 8 states. [2018-11-18 16:15:07,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:07,966 INFO L93 Difference]: Finished difference Result 916 states and 1124 transitions. [2018-11-18 16:15:07,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:15:07,966 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2018-11-18 16:15:07,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:07,968 INFO L225 Difference]: With dead ends: 916 [2018-11-18 16:15:07,969 INFO L226 Difference]: Without dead ends: 479 [2018-11-18 16:15:07,970 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:15:07,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2018-11-18 16:15:07,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 473. [2018-11-18 16:15:07,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2018-11-18 16:15:07,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 562 transitions. [2018-11-18 16:15:07,986 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 562 transitions. Word has length 108 [2018-11-18 16:15:07,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:07,987 INFO L480 AbstractCegarLoop]: Abstraction has 473 states and 562 transitions. [2018-11-18 16:15:07,987 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:15:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 562 transitions. [2018-11-18 16:15:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 16:15:07,990 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:07,990 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:07,990 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:07,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:07,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1330846925, now seen corresponding path program 1 times [2018-11-18 16:15:07,991 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:07,991 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:07,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:07,991 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:07,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:08,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:15:08,076 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:08,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:15:08,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:15:08,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:15:08,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:15:08,077 INFO L87 Difference]: Start difference. First operand 473 states and 562 transitions. Second operand 4 states. [2018-11-18 16:15:08,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:08,269 INFO L93 Difference]: Finished difference Result 1474 states and 1836 transitions. [2018-11-18 16:15:08,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:15:08,270 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2018-11-18 16:15:08,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:08,274 INFO L225 Difference]: With dead ends: 1474 [2018-11-18 16:15:08,274 INFO L226 Difference]: Without dead ends: 1029 [2018-11-18 16:15:08,275 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:15:08,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2018-11-18 16:15:08,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 1012. [2018-11-18 16:15:08,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1012 states. [2018-11-18 16:15:08,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 1012 states and 1237 transitions. [2018-11-18 16:15:08,314 INFO L78 Accepts]: Start accepts. Automaton has 1012 states and 1237 transitions. Word has length 108 [2018-11-18 16:15:08,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:08,315 INFO L480 AbstractCegarLoop]: Abstraction has 1012 states and 1237 transitions. [2018-11-18 16:15:08,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:15:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1237 transitions. [2018-11-18 16:15:08,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 16:15:08,317 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:08,317 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:08,317 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:08,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:08,318 INFO L82 PathProgramCache]: Analyzing trace with hash 143020921, now seen corresponding path program 1 times [2018-11-18 16:15:08,318 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:08,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:08,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:08,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:08,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:08,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:15:08,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:08,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 16:15:08,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:15:08,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:15:08,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:15:08,437 INFO L87 Difference]: Start difference. First operand 1012 states and 1237 transitions. Second operand 9 states. [2018-11-18 16:15:09,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:09,410 INFO L93 Difference]: Finished difference Result 2776 states and 3550 transitions. [2018-11-18 16:15:09,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 16:15:09,411 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2018-11-18 16:15:09,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:09,421 INFO L225 Difference]: With dead ends: 2776 [2018-11-18 16:15:09,421 INFO L226 Difference]: Without dead ends: 1977 [2018-11-18 16:15:09,425 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:15:09,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1977 states. [2018-11-18 16:15:09,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1977 to 1751. [2018-11-18 16:15:09,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1751 states. [2018-11-18 16:15:09,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1751 states and 2106 transitions. [2018-11-18 16:15:09,547 INFO L78 Accepts]: Start accepts. Automaton has 1751 states and 2106 transitions. Word has length 112 [2018-11-18 16:15:09,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:09,548 INFO L480 AbstractCegarLoop]: Abstraction has 1751 states and 2106 transitions. [2018-11-18 16:15:09,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:15:09,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2106 transitions. [2018-11-18 16:15:09,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 16:15:09,551 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:09,551 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:09,551 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:09,551 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:09,552 INFO L82 PathProgramCache]: Analyzing trace with hash 888346717, now seen corresponding path program 1 times [2018-11-18 16:15:09,552 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:09,552 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:09,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:09,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:09,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:09,706 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 16:15:09,707 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:15:09,707 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:15:09,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:09,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:15:10,027 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:15:10,055 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:15:10,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 16:15:10,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 16:15:10,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 16:15:10,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 16:15:10,056 INFO L87 Difference]: Start difference. First operand 1751 states and 2106 transitions. Second operand 16 states. [2018-11-18 16:15:11,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:11,449 INFO L93 Difference]: Finished difference Result 3981 states and 4996 transitions. [2018-11-18 16:15:11,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 16:15:11,450 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 174 [2018-11-18 16:15:11,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:11,462 INFO L225 Difference]: With dead ends: 3981 [2018-11-18 16:15:11,463 INFO L226 Difference]: Without dead ends: 2437 [2018-11-18 16:15:11,468 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 16:15:11,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2437 states. [2018-11-18 16:15:11,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2437 to 2191. [2018-11-18 16:15:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2191 states. [2018-11-18 16:15:11,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 2191 states and 2607 transitions. [2018-11-18 16:15:11,630 INFO L78 Accepts]: Start accepts. Automaton has 2191 states and 2607 transitions. Word has length 174 [2018-11-18 16:15:11,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:11,630 INFO L480 AbstractCegarLoop]: Abstraction has 2191 states and 2607 transitions. [2018-11-18 16:15:11,630 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 16:15:11,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 2607 transitions. [2018-11-18 16:15:11,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 16:15:11,639 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:11,639 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 16:15:11,640 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:11,640 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:11,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1903275541, now seen corresponding path program 1 times [2018-11-18 16:15:11,640 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:11,640 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:11,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:11,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:11,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:11,836 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 98 proven. 16 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-18 16:15:11,836 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:15:11,836 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:15:11,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:12,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:15:12,288 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 220 proven. 5 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 16:15:12,321 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:15:12,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 16:15:12,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 16:15:12,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 16:15:12,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 16:15:12,323 INFO L87 Difference]: Start difference. First operand 2191 states and 2607 transitions. Second operand 18 states. [2018-11-18 16:15:15,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:15,057 INFO L93 Difference]: Finished difference Result 5907 states and 7405 transitions. [2018-11-18 16:15:15,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-18 16:15:15,057 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 311 [2018-11-18 16:15:15,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:15,068 INFO L225 Difference]: With dead ends: 5907 [2018-11-18 16:15:15,068 INFO L226 Difference]: Without dead ends: 3186 [2018-11-18 16:15:15,074 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 317 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 16:15:15,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3186 states. [2018-11-18 16:15:15,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3186 to 2986. [2018-11-18 16:15:15,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2986 states. [2018-11-18 16:15:15,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2986 states and 3498 transitions. [2018-11-18 16:15:15,255 INFO L78 Accepts]: Start accepts. Automaton has 2986 states and 3498 transitions. Word has length 311 [2018-11-18 16:15:15,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:15,256 INFO L480 AbstractCegarLoop]: Abstraction has 2986 states and 3498 transitions. [2018-11-18 16:15:15,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 16:15:15,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2986 states and 3498 transitions. [2018-11-18 16:15:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-11-18 16:15:15,263 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:15,263 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:15,264 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:15,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:15,264 INFO L82 PathProgramCache]: Analyzing trace with hash -101453449, now seen corresponding path program 1 times [2018-11-18 16:15:15,264 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:15:15,264 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:15:15,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:15,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:15,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 110 proven. 15 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2018-11-18 16:15:15,401 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:15:15,401 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:15:15,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:15,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:15:15,596 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 16:15:15,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:15:15,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-18 16:15:15,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:15:15,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:15:15,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:15:15,617 INFO L87 Difference]: Start difference. First operand 2986 states and 3498 transitions. Second operand 10 states. [2018-11-18 16:15:15,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:15,723 INFO L93 Difference]: Finished difference Result 3426 states and 3998 transitions. [2018-11-18 16:15:15,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:15:15,724 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 371 [2018-11-18 16:15:15,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:15,725 INFO L225 Difference]: With dead ends: 3426 [2018-11-18 16:15:15,725 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:15:15,729 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-18 16:15:15,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:15:15,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:15:15,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:15:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:15:15,730 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 371 [2018-11-18 16:15:15,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:15,730 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:15:15,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:15:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:15:15,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:15:15,734 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:15:15,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:15,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:15,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:15,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:15,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:15,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:15,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:15,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:15:16,618 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 34 [2018-11-18 16:15:16,942 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 27 [2018-11-18 16:15:17,163 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 34 [2018-11-18 16:15:17,663 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-11-18 16:15:17,890 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2018-11-18 16:15:18,211 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-18 16:15:18,435 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2018-11-18 16:15:18,579 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-11-18 16:15:19,636 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-11-18 16:15:19,868 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-11-18 16:15:19,949 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 547) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 543 547) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 537 558) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point L537-3(lines 537 558) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 512 567) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point L559(lines 536 560) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 512 567) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 512 567) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 568 627) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point L620(lines 593 621) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 568 627) no Hoare annotation was computed. [2018-11-18 16:15:19,950 INFO L425 ceAbstractionStarter]: For program point L600(lines 600 604) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L425 ceAbstractionStarter]: For program point L600-1(lines 600 604) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 568 627) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 619) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L425 ceAbstractionStarter]: For program point L594-3(lines 594 619) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L425 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L425 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 1002 1008) the Hoare annotation is: true [2018-11-18 16:15:19,951 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 1002 1008) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 1009 1017) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 1009 1017) the Hoare annotation is: true [2018-11-18 16:15:19,951 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 1009 1017) no Hoare annotation was computed. [2018-11-18 16:15:19,951 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 836 843) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 16:15:19,952 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 836 843) no Hoare annotation was computed. [2018-11-18 16:15:19,952 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 836 843) no Hoare annotation was computed. [2018-11-18 16:15:19,952 INFO L425 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-11-18 16:15:19,952 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 844 853) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse6 .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse3))) [2018-11-18 16:15:19,952 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 844 853) no Hoare annotation was computed. [2018-11-18 16:15:19,952 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 844 853) no Hoare annotation was computed. [2018-11-18 16:15:19,952 INFO L421 ceAbstractionStarter]: At program point L864(line 864) the Hoare annotation is: (let ((.cse4 (<= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0)) (.cse3 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse6 .cse4 .cse3) (or .cse2 .cse0 .cse6 .cse4 .cse3) (or .cse2 .cse0 .cse6 .cse1) (or .cse5 (or .cse6 (or .cse2 .cse1))))) [2018-11-18 16:15:19,952 INFO L425 ceAbstractionStarter]: For program point L864-1(line 864) no Hoare annotation was computed. [2018-11-18 16:15:19,952 INFO L425 ceAbstractionStarter]: For program point L862(lines 862 879) no Hoare annotation was computed. [2018-11-18 16:15:19,952 INFO L425 ceAbstractionStarter]: For program point L862-1(lines 854 882) no Hoare annotation was computed. [2018-11-18 16:15:19,952 INFO L428 ceAbstractionStarter]: At program point L860(line 860) the Hoare annotation is: true [2018-11-18 16:15:19,953 INFO L425 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2018-11-18 16:15:19,953 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 854 882) the Hoare annotation is: true [2018-11-18 16:15:19,953 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 854 882) no Hoare annotation was computed. [2018-11-18 16:15:19,953 INFO L421 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-11-18 16:15:19,953 INFO L425 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2018-11-18 16:15:19,953 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 876) no Hoare annotation was computed. [2018-11-18 16:15:19,953 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 960 982) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,953 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 960 982) no Hoare annotation was computed. [2018-11-18 16:15:19,953 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 960 982) no Hoare annotation was computed. [2018-11-18 16:15:19,953 INFO L421 ceAbstractionStarter]: At program point L972(line 972) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,953 INFO L421 ceAbstractionStarter]: At program point L972-1(line 972) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,953 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 977) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point L970-1(lines 970 977) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point L968(line 968) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L421 ceAbstractionStarter]: At program point L967(line 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,954 INFO L421 ceAbstractionStarter]: At program point L966(line 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,954 INFO L421 ceAbstractionStarter]: At program point L966-1(line 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point L929(line 929) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point L928(line 928) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 915 938) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point L927(line 927) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point L926(line 926) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 915 938) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point L924(line 924) no Hoare annotation was computed. [2018-11-18 16:15:19,954 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 915 938) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point L922(line 922) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point L921(line 921) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 444 458) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 454) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 444 458) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (= |old(~systemActive~0)| 0))) (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not .cse6)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (or .cse1 .cse7)) (.cse0 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or .cse3 .cse5 .cse4) (or (or (or .cse6 .cse7) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse5 .cse0)))) [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 444 458) no Hoare annotation was computed. [2018-11-18 16:15:19,955 INFO L421 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 16:15:19,955 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 361 369) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 361 369) the Hoare annotation is: true [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 361 369) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L428 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: true [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point L434-2(lines 434 438) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point L432-1(line 432) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 425 443) the Hoare annotation is: true [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 425 443) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 438) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 425 443) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 385) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point L377-2(lines 377 385) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point L400(line 400) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 370 405) no Hoare annotation was computed. [2018-11-18 16:15:19,956 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 370 405) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 397) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point L389-2(lines 389 397) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 370 405) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 995 1001) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 995 1001) the Hoare annotation is: true [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 466 511) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 466 511) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 466 511) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 806) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 779 824) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point L793(lines 793 813) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point L793-1(lines 793 813) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 779 824) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 779 824) no Hoare annotation was computed. [2018-11-18 16:15:19,957 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 946 956) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,958 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 946 956) no Hoare annotation was computed. [2018-11-18 16:15:19,958 INFO L421 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,958 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 946 956) no Hoare annotation was computed. [2018-11-18 16:15:19,958 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 350 360) the Hoare annotation is: true [2018-11-18 16:15:19,958 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 350 360) no Hoare annotation was computed. [2018-11-18 16:15:19,958 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 350 360) no Hoare annotation was computed. [2018-11-18 16:15:19,958 INFO L428 ceAbstractionStarter]: At program point L355(line 355) the Hoare annotation is: true [2018-11-18 16:15:19,958 INFO L425 ceAbstractionStarter]: For program point L355-1(line 355) no Hoare annotation was computed. [2018-11-18 16:15:19,958 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 342 349) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-11-18 16:15:19,958 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 342 349) no Hoare annotation was computed. [2018-11-18 16:15:19,958 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 342 349) no Hoare annotation was computed. [2018-11-18 16:15:19,958 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-18 16:15:19,958 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-18 16:15:19,959 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-18 16:15:19,959 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-18 16:15:19,959 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 291 315) no Hoare annotation was computed. [2018-11-18 16:15:19,959 INFO L421 ceAbstractionStarter]: At program point L310(line 310) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 16:15:19,959 INFO L425 ceAbstractionStarter]: For program point L310-1(lines 291 315) no Hoare annotation was computed. [2018-11-18 16:15:19,959 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 291 315) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 16:15:19,959 INFO L421 ceAbstractionStarter]: At program point L305(line 305) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 16:15:19,959 INFO L421 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment_~tmp~2 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 16:15:19,959 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 307) no Hoare annotation was computed. [2018-11-18 16:15:19,959 INFO L421 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 16:15:19,960 INFO L425 ceAbstractionStarter]: For program point L297-1(line 297) no Hoare annotation was computed. [2018-11-18 16:15:19,960 INFO L425 ceAbstractionStarter]: For program point L295(lines 295 312) no Hoare annotation was computed. [2018-11-18 16:15:19,960 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 257 263) no Hoare annotation was computed. [2018-11-18 16:15:19,960 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 257 263) the Hoare annotation is: true [2018-11-18 16:15:19,960 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 154 219) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,960 INFO L421 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse4 .cse3 .cse5) .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 (= ~pumpRunning~0 1) .cse2 .cse3) (and .cse0 .cse1 .cse6 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse4 .cse2 .cse3))) [2018-11-18 16:15:19,960 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 190) no Hoare annotation was computed. [2018-11-18 16:15:19,960 INFO L425 ceAbstractionStarter]: For program point L184-1(lines 184 190) no Hoare annotation was computed. [2018-11-18 16:15:19,960 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 154 219) no Hoare annotation was computed. [2018-11-18 16:15:19,960 INFO L421 ceAbstractionStarter]: At program point L209(lines 164 211) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 1)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse4 .cse2 .cse3 .cse5) (and .cse4 (= ~pumpRunning~0 1) .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse6 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse4 .cse3 .cse6 .cse5))) [2018-11-18 16:15:19,961 INFO L421 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 1)) (.cse5 (= 1 ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse3 .cse5 .cse1 .cse2) (and (and .cse3 .cse5 .cse2 .cse4) .cse6) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse0 .cse2 .cse6 .cse4))) [2018-11-18 16:15:19,961 INFO L425 ceAbstractionStarter]: For program point L174(lines 174 180) no Hoare annotation was computed. [2018-11-18 16:15:19,961 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 180) no Hoare annotation was computed. [2018-11-18 16:15:19,961 INFO L425 ceAbstractionStarter]: For program point L166(lines 166 170) no Hoare annotation was computed. [2018-11-18 16:15:19,961 INFO L425 ceAbstractionStarter]: For program point L164-1(lines 164 211) no Hoare annotation was computed. [2018-11-18 16:15:19,961 INFO L421 ceAbstractionStarter]: At program point L212(lines 163 213) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:15:19,961 INFO L421 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 1) (and (not (= ~systemActive~0 0)) .cse0 .cse1)) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse0 .cse1))) [2018-11-18 16:15:19,961 INFO L425 ceAbstractionStarter]: For program point L200(lines 200 206) no Hoare annotation was computed. [2018-11-18 16:15:19,961 INFO L421 ceAbstractionStarter]: At program point L200-1(lines 194 207) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse5 (= 2 ~waterLevel~0)) (.cse4 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse5 .cse3) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 (= ~pumpRunning~0 1) .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse5 .cse4 .cse3))) [2018-11-18 16:15:19,961 INFO L425 ceAbstractionStarter]: For program point L165(lines 164 211) no Hoare annotation was computed. [2018-11-18 16:15:19,961 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 154 219) no Hoare annotation was computed. [2018-11-18 16:15:19,961 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 207) no Hoare annotation was computed. [2018-11-18 16:15:19,961 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 733 778) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 733 778) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 760) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 733 778) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 767) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point L747-1(lines 747 767) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 316 323) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 316 323) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 316 323) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2018-11-18 16:15:19,962 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 630 732) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L700(lines 678 701) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L659(lines 659 675) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L719(lines 719 726) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L680(lines 679 699) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L711(line 711) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L711-1(line 711) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 630 732) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L676(lines 676 717) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L695(line 695) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L695-1(line 695) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 630 732) no Hoare annotation was computed. [2018-11-18 16:15:19,963 INFO L425 ceAbstractionStarter]: For program point L654(lines 654 658) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 729) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 685) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point L679-1(lines 679 699) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point L679-3(lines 679 699) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 985 994) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 985 994) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 985 994) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L421 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point L336-1(lines 325 341) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 338) no Hoare annotation was computed. [2018-11-18 16:15:19,964 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 325 341) no Hoare annotation was computed. [2018-11-18 16:15:19,965 INFO L421 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 16:15:19,965 INFO L425 ceAbstractionStarter]: For program point L330-1(line 330) no Hoare annotation was computed. [2018-11-18 16:15:19,965 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 325 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 16:15:19,965 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2018-11-18 16:15:19,965 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2018-11-18 16:15:19,965 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2018-11-18 16:15:19,965 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 406 424) no Hoare annotation was computed. [2018-11-18 16:15:19,965 INFO L425 ceAbstractionStarter]: For program point L415(lines 415 419) no Hoare annotation was computed. [2018-11-18 16:15:19,965 INFO L428 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: true [2018-11-18 16:15:19,965 INFO L425 ceAbstractionStarter]: For program point L415-2(lines 415 419) no Hoare annotation was computed. [2018-11-18 16:15:19,965 INFO L425 ceAbstractionStarter]: For program point L413-1(line 413) no Hoare annotation was computed. [2018-11-18 16:15:19,965 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 406 424) the Hoare annotation is: true [2018-11-18 16:15:19,965 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 406 424) no Hoare annotation was computed. [2018-11-18 16:15:19,965 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-18 16:15:19,966 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: true [2018-11-18 16:15:19,966 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-18 16:15:19,966 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:15:19,966 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:15:19,966 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:15:19,966 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-11-18 16:15:19,966 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-18 16:15:19,966 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-18 16:15:19,966 INFO L421 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse5 .cse6) (or .cse3 .cse1 .cse4 .cse6) (or (or .cse3 .cse2) .cse5)))) [2018-11-18 16:15:19,966 INFO L421 ceAbstractionStarter]: At program point L244(lines 244 250) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (and .cse5 .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (and (= ~pumpRunning~0 1) .cse4)) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0))) (or .cse3 (or .cse0 .cse2) .cse6) (or .cse0 .cse1 .cse3 .cse7) (or .cse0 .cse6 .cse3 .cse7)))) [2018-11-18 16:15:19,967 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 230 256) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse9)) (.cse7 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or .cse7 .cse0 .cse8 .cse6 .cse5) (or (and (= ~pumpRunning~0 1) .cse9) (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse7 .cse0 .cse2 .cse5 .cse8) (or (or .cse0 .cse6 .cse1) .cse3) (or .cse0 .cse6 .cse10 .cse11 .cse5) (or .cse0 .cse2 .cse11 .cse10 .cse5)))) [2018-11-18 16:15:19,967 INFO L421 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2) .cse4))) [2018-11-18 16:15:19,967 INFO L425 ceAbstractionStarter]: For program point L237(lines 233 255) no Hoare annotation was computed. [2018-11-18 16:15:19,967 INFO L425 ceAbstractionStarter]: For program point L235(lines 233 255) no Hoare annotation was computed. [2018-11-18 16:15:19,967 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 230 256) no Hoare annotation was computed. [2018-11-18 16:15:19,967 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 230 256) no Hoare annotation was computed. [2018-11-18 16:15:19,967 INFO L425 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2018-11-18 16:15:19,967 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 885 914) no Hoare annotation was computed. [2018-11-18 16:15:19,967 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 903) no Hoare annotation was computed. [2018-11-18 16:15:19,967 INFO L428 ceAbstractionStarter]: At program point L899-1(lines 899 903) the Hoare annotation is: true [2018-11-18 16:15:19,967 INFO L425 ceAbstractionStarter]: For program point L895-1(lines 895 909) no Hoare annotation was computed. [2018-11-18 16:15:19,967 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 885 914) the Hoare annotation is: true [2018-11-18 16:15:19,967 INFO L428 ceAbstractionStarter]: At program point L895-3(lines 895 909) the Hoare annotation is: true [2018-11-18 16:15:19,967 INFO L428 ceAbstractionStarter]: At program point L891(line 891) the Hoare annotation is: true [2018-11-18 16:15:19,968 INFO L425 ceAbstractionStarter]: For program point L891-1(line 891) no Hoare annotation was computed. [2018-11-18 16:15:19,968 INFO L428 ceAbstractionStarter]: At program point L910(lines 885 914) the Hoare annotation is: true [2018-11-18 16:15:19,968 INFO L425 ceAbstractionStarter]: For program point L906(line 906) no Hoare annotation was computed. [2018-11-18 16:15:19,968 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 16:15:19,968 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-18 16:15:19,968 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-18 16:15:19,968 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 939 945) no Hoare annotation was computed. [2018-11-18 16:15:19,968 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 939 945) the Hoare annotation is: true [2018-11-18 16:15:19,968 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:15:19,968 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 16:15:19,968 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:15:19,968 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:15:19,968 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 265 289) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 16:15:19,968 INFO L421 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 16:15:19,969 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 265 289) no Hoare annotation was computed. [2018-11-18 16:15:19,969 INFO L425 ceAbstractionStarter]: For program point L284-1(lines 265 289) no Hoare annotation was computed. [2018-11-18 16:15:19,969 INFO L421 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse2 .cse3 .cse1 (not (= ~waterLevel~0 1)) .cse0))) [2018-11-18 16:15:19,969 INFO L421 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 16:15:19,969 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 281) no Hoare annotation was computed. [2018-11-18 16:15:19,969 INFO L421 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 16:15:19,969 INFO L425 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2018-11-18 16:15:19,969 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 286) no Hoare annotation was computed. [2018-11-18 16:15:19,969 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-18 16:15:19,969 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-18 16:15:19,969 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1 .cse4) .cse0) (or .cse0 .cse5 .cse6 .cse3 .cse2) (or .cse5 (or .cse4 .cse3) .cse6 .cse0) (or .cse0 (or .cse3 .cse1) .cse6 .cse2))) [2018-11-18 16:15:19,969 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 826 833) no Hoare annotation was computed. [2018-11-18 16:15:19,969 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 826 833) the Hoare annotation is: true [2018-11-18 16:15:19,970 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 830) no Hoare annotation was computed. [2018-11-18 16:15:19,970 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 826 833) no Hoare annotation was computed. [2018-11-18 16:15:19,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:15:19 BoogieIcfgContainer [2018-11-18 16:15:19,980 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:15:19,980 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:15:19,980 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:15:19,980 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:15:19,980 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:15:05" (3/4) ... [2018-11-18 16:15:19,983 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:15:19,989 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:15:19,989 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:15:19,989 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:15:19,989 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 16:15:19,989 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:15:19,989 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 16:15:19,989 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 16:15:19,989 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:15:19,989 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:15:19,990 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:15:19,991 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:15:19,992 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:15:19,992 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:15:19,992 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:15:19,992 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:15:19,999 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 16:15:19,999 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:15:19,999 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:15:20,023 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && \old(waterLevel) == waterLevel) && 0 == systemActive) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning) [2018-11-18 16:15:20,023 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 16:15:20,061 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b235f158-44d2-4c94-ae3a-b43468ee8e9d/bin-2019/uautomizer/witness.graphml [2018-11-18 16:15:20,061 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:15:20,061 INFO L168 Benchmark]: Toolchain (without parser) took 15455.39 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 622.9 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -113.5 MB). Peak memory consumption was 509.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:20,062 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:15:20,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -201.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:20,062 INFO L168 Benchmark]: Boogie Preprocessor took 57.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:20,063 INFO L168 Benchmark]: RCFGBuilder took 656.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:20,063 INFO L168 Benchmark]: TraceAbstraction took 14273.68 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 453.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -7.8 MB). Peak memory consumption was 672.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:20,063 INFO L168 Benchmark]: Witness Printer took 80.96 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 372.0 kB). Peak memory consumption was 372.0 kB. Max. memory is 11.5 GB. [2018-11-18 16:15:20,064 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 383.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -201.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 656.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14273.68 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 453.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -7.8 MB). Peak memory consumption was 672.8 MB. Max. memory is 11.5 GB. * Witness Printer took 80.96 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 372.0 kB). Peak memory consumption was 372.0 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 830]: 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: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && \old(waterLevel) == waterLevel) && 0 == systemActive) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 263 locations, 1 error locations. SAFE Result, 14.2s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 6.7s AutomataDifference, 0.0s DeadEndRemovalTime, 4.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2531 SDtfs, 2808 SDslu, 8704 SDs, 0 SdLazy, 5894 SolverSat, 1413 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1034 GetRequests, 900 SyntacticMatches, 2 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 645 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2986occurred 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: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 794 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 4224 PreInvPairs, 4379 NumberOfFragments, 2381 HoareAnnotationTreeSize, 4224 FomulaSimplifications, 13425 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 70 FomulaSimplificationsInter, 26748 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2447 NumberOfCodeBlocks, 2447 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2433 ConstructedInterpolants, 0 QuantifiedInterpolants, 812191 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3399 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 1640/1698 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...