./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/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 afe8b3bf03d083ac2d9d1286cdd6625d4aa7e568 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:08:21,539 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:08:21,540 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:08:21,549 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:08:21,549 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:08:21,550 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:08:21,551 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:08:21,552 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:08:21,553 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:08:21,553 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:08:21,554 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:08:21,554 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:08:21,555 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:08:21,556 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:08:21,556 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:08:21,557 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:08:21,558 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:08:21,559 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:08:21,560 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:08:21,561 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:08:21,562 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:08:21,563 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:08:21,565 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:08:21,565 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:08:21,565 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:08:21,566 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:08:21,566 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:08:21,567 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:08:21,567 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:08:21,568 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:08:21,568 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:08:21,569 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:08:21,569 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:08:21,569 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:08:21,570 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:08:21,570 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:08:21,570 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 13:08:21,580 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:08:21,580 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:08:21,581 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:08:21,581 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:08:21,582 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:08:21,582 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:08:21,582 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 13:08:21,582 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:08:21,582 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:08:21,583 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:08:21,583 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:08:21,583 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:08:21,583 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:08:21,583 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:08:21,583 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:08:21,583 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:08:21,584 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:08:21,584 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:08:21,584 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:08:21,584 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:08:21,584 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:08:21,584 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:08:21,584 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:08:21,585 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:08:21,585 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:08:21,585 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:08:21,585 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:08:21,585 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 13:08:21,585 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:08:21,585 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:08:21,585 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_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/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 -> afe8b3bf03d083ac2d9d1286cdd6625d4aa7e568 [2018-11-23 13:08:21,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:08:21,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:08:21,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:08:21,622 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:08:21,622 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:08:21,623 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-11-23 13:08:21,661 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/data/98cfff484/f3b9fb4bdc804d3b8b7a82f99a4fc664/FLAG8d6c3f1f9 [2018-11-23 13:08:22,093 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:08:22,094 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-11-23 13:08:22,103 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/data/98cfff484/f3b9fb4bdc804d3b8b7a82f99a4fc664/FLAG8d6c3f1f9 [2018-11-23 13:08:22,112 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/data/98cfff484/f3b9fb4bdc804d3b8b7a82f99a4fc664 [2018-11-23 13:08:22,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:08:22,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:08:22,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:08:22,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:08:22,118 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:08:22,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff9ad9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22, skipping insertion in model container [2018-11-23 13:08:22,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:08:22,159 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:08:22,359 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:08:22,368 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:08:22,475 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:08:22,493 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:08:22,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22 WrapperNode [2018-11-23 13:08:22,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:08:22,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:08:22,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:08:22,494 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:08:22,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:08:22,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:08:22,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:08:22,519 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:08:22,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... [2018-11-23 13:08:22,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:08:22,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:08:22,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:08:22,548 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:08:22,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/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 [2018-11-23 13:08:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 13:08:22,586 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 13:08:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-23 13:08:22,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-23 13:08:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 13:08:22,586 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 13:08:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 13:08:22,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 13:08:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:08:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 13:08:22,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 13:08:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 13:08:22,587 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 13:08:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 13:08:22,587 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 13:08:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 13:08:22,587 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 13:08:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 13:08:22,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 13:08:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 13:08:22,587 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 13:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 13:08:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 13:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 13:08:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 13:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 13:08:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 13:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 13:08:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 13:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 13:08:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 13:08:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 13:08:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 13:08:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 13:08:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 13:08:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 13:08:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 13:08:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 13:08:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 13:08:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 13:08:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 13:08:22,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 13:08:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 13:08:22,590 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 13:08:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 13:08:22,590 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 13:08:22,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:08:22,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:08:22,994 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:08:22,994 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 13:08:22,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:08:22 BoogieIcfgContainer [2018-11-23 13:08:22,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:08:22,995 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:08:22,995 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:08:22,998 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:08:22,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:08:22" (1/3) ... [2018-11-23 13:08:22,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2079f9d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:08:22, skipping insertion in model container [2018-11-23 13:08:22,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:22" (2/3) ... [2018-11-23 13:08:22,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2079f9d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:08:22, skipping insertion in model container [2018-11-23 13:08:22,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:08:22" (3/3) ... [2018-11-23 13:08:23,000 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-11-23 13:08:23,006 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:08:23,010 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 13:08:23,019 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 13:08:23,037 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 13:08:23,038 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:08:23,038 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:08:23,038 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:08:23,038 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:08:23,038 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:08:23,038 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:08:23,038 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:08:23,038 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:08:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2018-11-23 13:08:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:08:23,057 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:08:23,058 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:08:23,060 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:08:23,063 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:08:23,064 INFO L82 PathProgramCache]: Analyzing trace with hash 739880664, now seen corresponding path program 1 times [2018-11-23 13:08:23,065 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:08:23,065 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:08:23,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:23,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:08:23,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:08:23,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:08:23,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:08:23,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 13:08:23,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 13:08:23,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 13:08:23,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 13:08:23,250 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2018-11-23 13:08:23,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:08:23,274 INFO L93 Difference]: Finished difference Result 208 states and 259 transitions. [2018-11-23 13:08:23,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 13:08:23,275 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-23 13:08:23,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:08:23,282 INFO L225 Difference]: With dead ends: 208 [2018-11-23 13:08:23,282 INFO L226 Difference]: Without dead ends: 104 [2018-11-23 13:08:23,285 INFO L631 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 [2018-11-23 13:08:23,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-11-23 13:08:23,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-11-23 13:08:23,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-11-23 13:08:23,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2018-11-23 13:08:23,317 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2018-11-23 13:08:23,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:08:23,318 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2018-11-23 13:08:23,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 13:08:23,318 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2018-11-23 13:08:23,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:08:23,320 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:08:23,320 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:08:23,320 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:08:23,321 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:08:23,321 INFO L82 PathProgramCache]: Analyzing trace with hash -549416492, now seen corresponding path program 1 times [2018-11-23 13:08:23,321 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:08:23,321 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:08:23,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:23,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:08:23,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:08:23,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:08:23,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:08:23,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:08:23,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:08:23,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:08:23,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:08:23,411 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 3 states. [2018-11-23 13:08:23,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:08:23,425 INFO L93 Difference]: Finished difference Result 157 states and 181 transitions. [2018-11-23 13:08:23,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:08:23,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-23 13:08:23,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:08:23,429 INFO L225 Difference]: With dead ends: 157 [2018-11-23 13:08:23,429 INFO L226 Difference]: Without dead ends: 95 [2018-11-23 13:08:23,431 INFO L631 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 [2018-11-23 13:08:23,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-11-23 13:08:23,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-11-23 13:08:23,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-11-23 13:08:23,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2018-11-23 13:08:23,440 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2018-11-23 13:08:23,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:08:23,440 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2018-11-23 13:08:23,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:08:23,441 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2018-11-23 13:08:23,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:08:23,443 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:08:23,443 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:08:23,443 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:08:23,443 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:08:23,443 INFO L82 PathProgramCache]: Analyzing trace with hash 548559266, now seen corresponding path program 1 times [2018-11-23 13:08:23,444 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:08:23,444 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:08:23,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:23,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:08:23,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:08:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:08:23,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:08:23,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 13:08:23,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 13:08:23,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 13:08:23,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:08:23,571 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 7 states. [2018-11-23 13:08:23,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:08:23,798 INFO L93 Difference]: Finished difference Result 166 states and 195 transitions. [2018-11-23 13:08:23,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 13:08:23,799 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-23 13:08:23,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:08:23,800 INFO L225 Difference]: With dead ends: 166 [2018-11-23 13:08:23,800 INFO L226 Difference]: Without dead ends: 95 [2018-11-23 13:08:23,801 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 13:08:23,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-11-23 13:08:23,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-11-23 13:08:23,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-11-23 13:08:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2018-11-23 13:08:23,810 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51 [2018-11-23 13:08:23,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:08:23,810 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2018-11-23 13:08:23,810 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 13:08:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2018-11-23 13:08:23,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 13:08:23,811 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:08:23,812 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:08:23,812 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:08:23,812 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:08:23,812 INFO L82 PathProgramCache]: Analyzing trace with hash 2035031911, now seen corresponding path program 1 times [2018-11-23 13:08:23,812 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:08:23,812 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:08:23,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:23,813 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:08:23,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:08:23,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:08:23,928 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:08:23,928 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 13:08:23,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 13:08:23,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 13:08:23,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 13:08:23,929 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 10 states. [2018-11-23 13:08:24,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:08:24,208 INFO L93 Difference]: Finished difference Result 288 states and 353 transitions. [2018-11-23 13:08:24,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 13:08:24,209 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2018-11-23 13:08:24,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:08:24,212 INFO L225 Difference]: With dead ends: 288 [2018-11-23 13:08:24,212 INFO L226 Difference]: Without dead ends: 217 [2018-11-23 13:08:24,213 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-23 13:08:24,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-11-23 13:08:24,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 213. [2018-11-23 13:08:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-11-23 13:08:24,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 252 transitions. [2018-11-23 13:08:24,235 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 252 transitions. Word has length 59 [2018-11-23 13:08:24,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:08:24,235 INFO L480 AbstractCegarLoop]: Abstraction has 213 states and 252 transitions. [2018-11-23 13:08:24,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 13:08:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 252 transitions. [2018-11-23 13:08:24,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 13:08:24,237 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:08:24,237 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:08:24,238 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:08:24,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:08:24,239 INFO L82 PathProgramCache]: Analyzing trace with hash -456045805, now seen corresponding path program 1 times [2018-11-23 13:08:24,239 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:08:24,239 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:08:24,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:24,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:08:24,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:08:24,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:08:24,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:08:24,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:08:24,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:08:24,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:08:24,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:08:24,300 INFO L87 Difference]: Start difference. First operand 213 states and 252 transitions. Second operand 3 states. [2018-11-23 13:08:24,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:08:24,313 INFO L93 Difference]: Finished difference Result 338 states and 409 transitions. [2018-11-23 13:08:24,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:08:24,313 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2018-11-23 13:08:24,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:08:24,315 INFO L225 Difference]: With dead ends: 338 [2018-11-23 13:08:24,315 INFO L226 Difference]: Without dead ends: 149 [2018-11-23 13:08:24,316 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:08:24,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-23 13:08:24,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-23 13:08:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-23 13:08:24,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 167 transitions. [2018-11-23 13:08:24,327 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 167 transitions. Word has length 67 [2018-11-23 13:08:24,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:08:24,328 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 167 transitions. [2018-11-23 13:08:24,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:08:24,328 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2018-11-23 13:08:24,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 13:08:24,330 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:08:24,330 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 13:08:24,330 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:08:24,331 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:08:24,331 INFO L82 PathProgramCache]: Analyzing trace with hash -953813248, now seen corresponding path program 1 times [2018-11-23 13:08:24,331 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:08:24,331 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:08:24,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:24,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:08:24,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:08:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:08:24,419 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:08:24,419 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:08:24,419 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/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 [2018-11-23 13:08:24,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:08:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:08:24,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:08:24,629 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 13:08:24,645 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:08:24,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-23 13:08:24,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 13:08:24,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 13:08:24,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-23 13:08:24,646 INFO L87 Difference]: Start difference. First operand 149 states and 167 transitions. Second operand 12 states. [2018-11-23 13:08:24,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:08:24,931 INFO L93 Difference]: Finished difference Result 191 states and 215 transitions. [2018-11-23 13:08:24,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 13:08:24,932 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 98 [2018-11-23 13:08:24,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:08:24,932 INFO L225 Difference]: With dead ends: 191 [2018-11-23 13:08:24,932 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 13:08:24,933 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-23 13:08:24,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 13:08:24,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 13:08:24,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 13:08:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 13:08:24,934 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2018-11-23 13:08:24,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:08:24,934 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 13:08:24,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 13:08:24,934 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 13:08:24,934 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:08:24,940 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 13:08:25,745 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2018-11-23 13:08:25,746 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2018-11-23 13:08:25,746 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2018-11-23 13:08:25,746 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 162 186) no Hoare annotation was computed. [2018-11-23 13:08:25,746 INFO L444 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-23 13:08:25,746 INFO L448 ceAbstractionStarter]: For program point L181-1(lines 162 186) no Hoare annotation was computed. [2018-11-23 13:08:25,746 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 162 186) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-23 13:08:25,746 INFO L444 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 13:08:25,747 INFO L444 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 13:08:25,747 INFO L448 ceAbstractionStarter]: For program point L170(lines 170 178) no Hoare annotation was computed. [2018-11-23 13:08:25,747 INFO L444 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 13:08:25,747 INFO L448 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2018-11-23 13:08:25,747 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 183) no Hoare annotation was computed. [2018-11-23 13:08:25,747 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2018-11-23 13:08:25,747 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2018-11-23 13:08:25,747 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 154 160) no Hoare annotation was computed. [2018-11-23 13:08:25,747 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 154 160) the Hoare annotation is: true [2018-11-23 13:08:25,747 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2018-11-23 13:08:25,747 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2018-11-23 13:08:25,747 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2018-11-23 13:08:25,748 INFO L444 ceAbstractionStarter]: At program point L99-2(lines 93 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,748 INFO L448 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2018-11-23 13:08:25,748 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,748 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2018-11-23 13:08:25,748 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2018-11-23 13:08:25,748 INFO L444 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,748 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-23 13:08:25,748 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2018-11-23 13:08:25,748 INFO L444 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,748 INFO L444 ceAbstractionStarter]: At program point L106(lines 63 108) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,749 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2018-11-23 13:08:25,749 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2018-11-23 13:08:25,749 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-11-23 13:08:25,749 INFO L444 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,749 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2018-11-23 13:08:25,749 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2018-11-23 13:08:25,749 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2018-11-23 13:08:25,749 INFO L444 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 13:08:25,749 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2018-11-23 13:08:25,749 INFO L444 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 13:08:25,749 INFO L448 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-11-23 13:08:25,750 INFO L448 ceAbstractionStarter]: For program point L344(lines 344 357) no Hoare annotation was computed. [2018-11-23 13:08:25,750 INFO L448 ceAbstractionStarter]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2018-11-23 13:08:25,750 INFO L451 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: true [2018-11-23 13:08:25,750 INFO L448 ceAbstractionStarter]: For program point L342-1(line 342) no Hoare annotation was computed. [2018-11-23 13:08:25,750 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2018-11-23 13:08:25,750 INFO L448 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-11-23 13:08:25,750 INFO L444 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,750 INFO L444 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,750 INFO L444 ceAbstractionStarter]: At program point L895-1(line 895) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,750 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 889 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,750 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 889 911) no Hoare annotation was computed. [2018-11-23 13:08:25,750 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 889 911) no Hoare annotation was computed. [2018-11-23 13:08:25,751 INFO L444 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,751 INFO L444 ceAbstractionStarter]: At program point L901-1(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,751 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2018-11-23 13:08:25,751 INFO L448 ceAbstractionStarter]: For program point L899-1(lines 899 906) no Hoare annotation was computed. [2018-11-23 13:08:25,751 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2018-11-23 13:08:25,751 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2018-11-23 13:08:25,751 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2018-11-23 13:08:25,751 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 441 449) no Hoare annotation was computed. [2018-11-23 13:08:25,751 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 441 449) the Hoare annotation is: true [2018-11-23 13:08:25,751 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 441 449) no Hoare annotation was computed. [2018-11-23 13:08:25,751 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:08:25,751 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2018-11-23 13:08:25,752 INFO L451 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: true [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point L286-2(lines 286 290) no Hoare annotation was computed. [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2018-11-23 13:08:25,752 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 277 295) the Hoare annotation is: true [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 277 295) no Hoare annotation was computed. [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 277 295) no Hoare annotation was computed. [2018-11-23 13:08:25,752 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2018-11-23 13:08:25,752 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: true [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2018-11-23 13:08:25,752 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2018-11-23 13:08:25,753 INFO L448 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2018-11-23 13:08:25,753 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2018-11-23 13:08:25,753 INFO L451 ceAbstractionStarter]: At program point L832-1(lines 832 836) the Hoare annotation is: true [2018-11-23 13:08:25,753 INFO L448 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-11-23 13:08:25,753 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: true [2018-11-23 13:08:25,753 INFO L451 ceAbstractionStarter]: At program point L828-2(lines 828 842) the Hoare annotation is: true [2018-11-23 13:08:25,753 INFO L451 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: true [2018-11-23 13:08:25,753 INFO L448 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2018-11-23 13:08:25,753 INFO L451 ceAbstractionStarter]: At program point L843(lines 818 847) the Hoare annotation is: true [2018-11-23 13:08:25,753 INFO L448 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-11-23 13:08:25,753 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 130 153) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 13:08:25,754 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 13:08:25,754 INFO L444 ceAbstractionStarter]: At program point L141(lines 141 147) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 13:08:25,754 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 130 153) no Hoare annotation was computed. [2018-11-23 13:08:25,754 INFO L444 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 13:08:25,754 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 130 153) no Hoare annotation was computed. [2018-11-23 13:08:25,754 INFO L448 ceAbstractionStarter]: For program point L134(lines 133 152) no Hoare annotation was computed. [2018-11-23 13:08:25,754 INFO L448 ceAbstractionStarter]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2018-11-23 13:08:25,754 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: true [2018-11-23 13:08:25,754 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2018-11-23 13:08:25,754 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2018-11-23 13:08:25,755 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2018-11-23 13:08:25,755 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2018-11-23 13:08:25,755 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2018-11-23 13:08:25,755 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:08:25,755 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-23 13:08:25,755 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 13:08:25,755 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:08:25,755 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2018-11-23 13:08:25,755 INFO L448 ceAbstractionStarter]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2018-11-23 13:08:25,755 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0) .cse1 (< |old(~waterLevel~0)| 2)) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 13:08:25,755 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-23 13:08:25,755 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-23 13:08:25,755 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-23 13:08:25,756 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-23 13:08:25,756 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 13:08:25,756 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2018-11-23 13:08:25,756 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2018-11-23 13:08:25,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:08:25 BoogieIcfgContainer [2018-11-23 13:08:25,765 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 13:08:25,765 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:08:25,765 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:08:25,766 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:08:25,766 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:08:22" (3/4) ... [2018-11-23 13:08:25,769 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:08:25,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 13:08:25,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 13:08:25,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 13:08:25,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 13:08:25,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 13:08:25,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 13:08:25,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 13:08:25,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 13:08:25,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 13:08:25,780 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-23 13:08:25,780 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 13:08:25,781 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 13:08:25,781 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 13:08:25,781 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 13:08:25,781 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 13:08:25,782 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 13:08:25,801 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-23 13:08:25,801 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-23 13:08:25,829 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_96b743e6-b7b2-4ba2-86c3-5f8a2ce56f5e/bin-2019/uautomizer/witness.graphml [2018-11-23 13:08:25,829 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:08:25,830 INFO L168 Benchmark]: Toolchain (without parser) took 3714.41 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 241.7 MB). Free memory was 951.1 MB in the beginning and 937.4 MB in the end (delta: 13.7 MB). Peak memory consumption was 255.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:08:25,830 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:08:25,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -214.9 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:08:25,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:08:25,831 INFO L168 Benchmark]: Boogie Preprocessor took 28.50 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. [2018-11-23 13:08:25,831 INFO L168 Benchmark]: RCFGBuilder took 446.97 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: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:08:25,831 INFO L168 Benchmark]: TraceAbstraction took 2770.07 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 942.4 MB in the end (delta: 166.4 MB). Peak memory consumption was 230.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:08:25,832 INFO L168 Benchmark]: Witness Printer took 63.74 ms. Allocated memory is still 1.3 GB. Free memory was 942.4 MB in the beginning and 937.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:08:25,833 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -214.9 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.50 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 446.97 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: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2770.07 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 942.4 MB in the end (delta: 166.4 MB). Peak memory consumption was 230.4 MB. Max. memory is 11.5 GB. * Witness Printer took 63.74 ms. Allocated memory is still 1.3 GB. Free memory was 942.4 MB in the beginning and 937.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 117 locations, 1 error locations. SAFE Result, 2.7s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 634 SDtfs, 476 SDslu, 1330 SDs, 0 SdLazy, 767 SolverSat, 135 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 123 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=4, 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: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 279 PreInvPairs, 292 NumberOfFragments, 694 HoareAnnotationTreeSize, 279 FomulaSimplifications, 21 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 1053 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 66965 SizeOfPredicates, 3 NumberOfNonLiveVariables, 720 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 56/62 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...