./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product56_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_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product56_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/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 730b837dafcd2995b5acc94906fc5437a0c170a6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:10:50,516 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:10:50,517 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:10:50,525 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:10:50,525 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:10:50,526 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:10:50,527 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:10:50,528 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:10:50,529 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:10:50,529 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:10:50,530 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:10:50,530 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:10:50,531 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:10:50,531 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:10:50,532 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:10:50,532 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:10:50,533 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:10:50,534 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:10:50,535 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:10:50,536 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:10:50,537 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:10:50,538 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:10:50,539 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:10:50,540 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:10:50,540 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:10:50,540 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:10:50,541 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:10:50,542 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:10:50,542 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:10:50,543 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:10:50,543 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:10:50,543 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:10:50,544 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:10:50,544 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:10:50,544 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:10:50,545 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:10:50,545 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 00:10:50,553 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:10:50,553 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:10:50,554 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:10:50,554 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:10:50,554 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 00:10:50,555 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 00:10:50,555 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 00:10:50,555 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:10:50,555 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:10:50,555 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:10:50,555 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:10:50,555 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:10:50,556 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:10:50,556 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:10:50,556 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:10:50,556 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:10:50,556 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:10:50,556 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:10:50,557 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:10:50,557 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:10:50,557 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:10:50,557 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:10:50,557 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:10:50,557 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:10:50,557 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:10:50,558 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:10:50,558 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:10:50,558 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 00:10:50,558 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:10:50,558 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:10:50,558 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_326c02a2-30a4-4868-84be-31927df54bd9/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 -> 730b837dafcd2995b5acc94906fc5437a0c170a6 [2018-11-23 00:10:50,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:10:50,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:10:50,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:10:50,595 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:10:50,596 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:10:50,596 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product56_true-unreach-call_false-termination.cil.c [2018-11-23 00:10:50,637 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/data/6249c4766/15eb7840f82d4346aa5ae395a6d3bbfd/FLAG7d7041d01 [2018-11-23 00:10:50,968 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:10:50,968 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/sv-benchmarks/c/product-lines/minepump_spec2_product56_true-unreach-call_false-termination.cil.c [2018-11-23 00:10:50,975 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/data/6249c4766/15eb7840f82d4346aa5ae395a6d3bbfd/FLAG7d7041d01 [2018-11-23 00:10:50,985 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/data/6249c4766/15eb7840f82d4346aa5ae395a6d3bbfd [2018-11-23 00:10:50,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:10:50,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:10:50,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:10:50,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:10:50,992 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:10:50,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:10:50" (1/1) ... [2018-11-23 00:10:50,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:50, skipping insertion in model container [2018-11-23 00:10:50,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:10:50" (1/1) ... [2018-11-23 00:10:51,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:10:51,034 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:10:51,223 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:10:51,232 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:10:51,329 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:10:51,353 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:10:51,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51 WrapperNode [2018-11-23 00:10:51,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:10:51,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:10:51,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:10:51,354 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:10:51,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... [2018-11-23 00:10:51,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... [2018-11-23 00:10:51,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:10:51,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:10:51,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:10:51,384 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:10:51,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... [2018-11-23 00:10:51,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... [2018-11-23 00:10:51,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... [2018-11-23 00:10:51,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... [2018-11-23 00:10:51,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... [2018-11-23 00:10:51,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... [2018-11-23 00:10:51,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... [2018-11-23 00:10:51,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:10:51,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:10:51,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:10:51,420 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:10:51,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/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 00:10:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 00:10:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 00:10:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 00:10:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 00:10:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 00:10:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 00:10:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 00:10:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 00:10:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 00:10:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 00:10:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 00:10:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 00:10:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 00:10:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 00:10:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 00:10:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 00:10:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 00:10:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 00:10:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 00:10:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 00:10:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 00:10:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-23 00:10:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-23 00:10:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-23 00:10:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-23 00:10:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 00:10:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 00:10:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 00:10:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 00:10:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 00:10:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 00:10:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 00:10:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 00:10:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 00:10:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 00:10:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 00:10:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 00:10:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 00:10:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 00:10:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 00:10:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 00:10:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 00:10:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 00:10:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 00:10:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 00:10:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 00:10:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 00:10:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 00:10:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 00:10:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 00:10:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 00:10:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 00:10:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 00:10:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 00:10:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 00:10:51,464 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 00:10:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 00:10:51,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 00:10:51,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 00:10:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 00:10:51,464 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 00:10:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 00:10:51,464 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 00:10:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 00:10:51,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:10:51,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:10:51,955 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:10:51,956 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 00:10:51,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:10:51 BoogieIcfgContainer [2018-11-23 00:10:51,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:10:51,957 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 00:10:51,957 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 00:10:51,959 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 00:10:51,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:10:50" (1/3) ... [2018-11-23 00:10:51,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3815cae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:10:51, skipping insertion in model container [2018-11-23 00:10:51,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:10:51" (2/3) ... [2018-11-23 00:10:51,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3815cae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:10:51, skipping insertion in model container [2018-11-23 00:10:51,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:10:51" (3/3) ... [2018-11-23 00:10:51,961 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56_true-unreach-call_false-termination.cil.c [2018-11-23 00:10:51,967 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 00:10:51,972 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 00:10:51,982 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 00:10:52,003 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 00:10:52,004 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 00:10:52,004 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 00:10:52,004 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 00:10:52,004 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 00:10:52,004 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 00:10:52,004 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 00:10:52,004 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 00:10:52,004 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 00:10:52,020 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2018-11-23 00:10:52,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:10:52,026 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:52,027 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 00:10:52,029 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:52,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:52,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1663289692, now seen corresponding path program 1 times [2018-11-23 00:10:52,034 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:52,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:52,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:52,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:52,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:52,215 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 00:10:52,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:10:52,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 00:10:52,220 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 00:10:52,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 00:10:52,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 00:10:52,229 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 2 states. [2018-11-23 00:10:52,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:52,261 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2018-11-23 00:10:52,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 00:10:52,263 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-23 00:10:52,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:52,272 INFO L225 Difference]: With dead ends: 312 [2018-11-23 00:10:52,272 INFO L226 Difference]: Without dead ends: 158 [2018-11-23 00:10:52,275 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 00:10:52,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-11-23 00:10:52,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2018-11-23 00:10:52,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-11-23 00:10:52,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 188 transitions. [2018-11-23 00:10:52,316 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 188 transitions. Word has length 51 [2018-11-23 00:10:52,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:52,316 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 188 transitions. [2018-11-23 00:10:52,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 00:10:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2018-11-23 00:10:52,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:10:52,319 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:52,319 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] [2018-11-23 00:10:52,320 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:52,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:52,320 INFO L82 PathProgramCache]: Analyzing trace with hash -1634703477, now seen corresponding path program 1 times [2018-11-23 00:10:52,320 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:52,320 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:52,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:52,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:52,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:52,402 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 00:10:52,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:10:52,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:10:52,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:10:52,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:10:52,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:10:52,405 INFO L87 Difference]: Start difference. First operand 158 states and 188 transitions. Second operand 3 states. [2018-11-23 00:10:52,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:52,427 INFO L93 Difference]: Finished difference Result 251 states and 299 transitions. [2018-11-23 00:10:52,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:10:52,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-23 00:10:52,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:52,430 INFO L225 Difference]: With dead ends: 251 [2018-11-23 00:10:52,430 INFO L226 Difference]: Without dead ends: 149 [2018-11-23 00:10:52,431 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 00:10:52,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-23 00:10:52,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-23 00:10:52,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-23 00:10:52,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2018-11-23 00:10:52,444 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 52 [2018-11-23 00:10:52,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:52,445 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2018-11-23 00:10:52,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:10:52,445 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2018-11-23 00:10:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:10:52,447 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:52,448 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] [2018-11-23 00:10:52,448 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:52,448 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:52,448 INFO L82 PathProgramCache]: Analyzing trace with hash -765868889, now seen corresponding path program 1 times [2018-11-23 00:10:52,448 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:52,448 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:52,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:52,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:52,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:52,537 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 00:10:52,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:10:52,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 00:10:52,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 00:10:52,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 00:10:52,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 00:10:52,539 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 7 states. [2018-11-23 00:10:52,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:52,928 INFO L93 Difference]: Finished difference Result 442 states and 542 transitions. [2018-11-23 00:10:52,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 00:10:52,928 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-23 00:10:52,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:52,931 INFO L225 Difference]: With dead ends: 442 [2018-11-23 00:10:52,931 INFO L226 Difference]: Without dead ends: 321 [2018-11-23 00:10:52,932 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 00:10:52,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2018-11-23 00:10:52,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 309. [2018-11-23 00:10:52,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2018-11-23 00:10:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 378 transitions. [2018-11-23 00:10:52,965 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 378 transitions. Word has length 57 [2018-11-23 00:10:52,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:52,966 INFO L480 AbstractCegarLoop]: Abstraction has 309 states and 378 transitions. [2018-11-23 00:10:52,966 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 00:10:52,966 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 378 transitions. [2018-11-23 00:10:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:10:52,968 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:52,969 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] [2018-11-23 00:10:52,969 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:52,969 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:52,969 INFO L82 PathProgramCache]: Analyzing trace with hash 677225223, now seen corresponding path program 1 times [2018-11-23 00:10:52,969 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:52,969 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:52,970 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:52,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:52,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:53,059 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 00:10:53,059 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:10:53,059 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:10:53,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:10:53,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:10:53,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:10:53,060 INFO L87 Difference]: Start difference. First operand 309 states and 378 transitions. Second operand 6 states. [2018-11-23 00:10:53,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:53,236 INFO L93 Difference]: Finished difference Result 853 states and 1068 transitions. [2018-11-23 00:10:53,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 00:10:53,236 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-23 00:10:53,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:53,240 INFO L225 Difference]: With dead ends: 853 [2018-11-23 00:10:53,240 INFO L226 Difference]: Without dead ends: 572 [2018-11-23 00:10:53,242 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 00:10:53,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2018-11-23 00:10:53,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 566. [2018-11-23 00:10:53,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2018-11-23 00:10:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 696 transitions. [2018-11-23 00:10:53,281 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 696 transitions. Word has length 62 [2018-11-23 00:10:53,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:53,281 INFO L480 AbstractCegarLoop]: Abstraction has 566 states and 696 transitions. [2018-11-23 00:10:53,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:10:53,282 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 696 transitions. [2018-11-23 00:10:53,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:10:53,284 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:53,284 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] [2018-11-23 00:10:53,285 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:53,285 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:53,285 INFO L82 PathProgramCache]: Analyzing trace with hash -1831613501, now seen corresponding path program 1 times [2018-11-23 00:10:53,285 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:53,285 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:53,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:53,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:53,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:53,370 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 00:10:53,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:10:53,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 00:10:53,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 00:10:53,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 00:10:53,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 00:10:53,373 INFO L87 Difference]: Start difference. First operand 566 states and 696 transitions. Second operand 7 states. [2018-11-23 00:10:53,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:53,929 INFO L93 Difference]: Finished difference Result 1463 states and 1926 transitions. [2018-11-23 00:10:53,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 00:10:53,933 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-23 00:10:53,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:53,936 INFO L225 Difference]: With dead ends: 1463 [2018-11-23 00:10:53,936 INFO L226 Difference]: Without dead ends: 925 [2018-11-23 00:10:53,937 INFO L631 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 [2018-11-23 00:10:53,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2018-11-23 00:10:53,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 827. [2018-11-23 00:10:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 827 states. [2018-11-23 00:10:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1007 transitions. [2018-11-23 00:10:53,980 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1007 transitions. Word has length 66 [2018-11-23 00:10:53,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:53,981 INFO L480 AbstractCegarLoop]: Abstraction has 827 states and 1007 transitions. [2018-11-23 00:10:53,981 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 00:10:53,981 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1007 transitions. [2018-11-23 00:10:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 00:10:53,983 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:53,983 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, 1, 1, 1, 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 00:10:53,983 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:53,983 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:53,983 INFO L82 PathProgramCache]: Analyzing trace with hash -139804171, now seen corresponding path program 1 times [2018-11-23 00:10:53,983 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:53,984 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:53,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:53,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:53,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:54,052 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 00:10:54,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:10:54,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:10:54,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:10:54,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:10:54,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:10:54,053 INFO L87 Difference]: Start difference. First operand 827 states and 1007 transitions. Second operand 6 states. [2018-11-23 00:10:54,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:54,090 INFO L93 Difference]: Finished difference Result 1646 states and 2044 transitions. [2018-11-23 00:10:54,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 00:10:54,091 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2018-11-23 00:10:54,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:54,094 INFO L225 Difference]: With dead ends: 1646 [2018-11-23 00:10:54,094 INFO L226 Difference]: Without dead ends: 847 [2018-11-23 00:10:54,095 INFO L631 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 [2018-11-23 00:10:54,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2018-11-23 00:10:54,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 847. [2018-11-23 00:10:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2018-11-23 00:10:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1027 transitions. [2018-11-23 00:10:54,125 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1027 transitions. Word has length 94 [2018-11-23 00:10:54,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:54,126 INFO L480 AbstractCegarLoop]: Abstraction has 847 states and 1027 transitions. [2018-11-23 00:10:54,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:10:54,126 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1027 transitions. [2018-11-23 00:10:54,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 00:10:54,128 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:54,128 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, 1, 1, 1, 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 00:10:54,128 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:54,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:54,128 INFO L82 PathProgramCache]: Analyzing trace with hash -212190729, now seen corresponding path program 1 times [2018-11-23 00:10:54,128 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:54,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:54,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:54,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:54,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:54,208 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 00:10:54,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:10:54,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 00:10:54,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 00:10:54,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 00:10:54,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 00:10:54,209 INFO L87 Difference]: Start difference. First operand 847 states and 1027 transitions. Second operand 8 states. [2018-11-23 00:10:54,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:54,247 INFO L93 Difference]: Finished difference Result 1694 states and 2130 transitions. [2018-11-23 00:10:54,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 00:10:54,248 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2018-11-23 00:10:54,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:54,251 INFO L225 Difference]: With dead ends: 1694 [2018-11-23 00:10:54,251 INFO L226 Difference]: Without dead ends: 875 [2018-11-23 00:10:54,253 INFO L631 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 [2018-11-23 00:10:54,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 875 states. [2018-11-23 00:10:54,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 875 to 863. [2018-11-23 00:10:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 863 states. [2018-11-23 00:10:54,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1043 transitions. [2018-11-23 00:10:54,281 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1043 transitions. Word has length 94 [2018-11-23 00:10:54,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:54,282 INFO L480 AbstractCegarLoop]: Abstraction has 863 states and 1043 transitions. [2018-11-23 00:10:54,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 00:10:54,282 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1043 transitions. [2018-11-23 00:10:54,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 00:10:54,284 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:54,284 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, 1, 1, 1, 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 00:10:54,284 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:54,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:54,284 INFO L82 PathProgramCache]: Analyzing trace with hash 117575032, now seen corresponding path program 1 times [2018-11-23 00:10:54,284 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:54,284 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:54,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:54,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:54,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:54,356 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 00:10:54,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:10:54,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 00:10:54,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 00:10:54,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 00:10:54,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 00:10:54,357 INFO L87 Difference]: Start difference. First operand 863 states and 1043 transitions. Second operand 4 states. [2018-11-23 00:10:54,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:54,533 INFO L93 Difference]: Finished difference Result 2789 states and 3534 transitions. [2018-11-23 00:10:54,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 00:10:54,534 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-11-23 00:10:54,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:54,540 INFO L225 Difference]: With dead ends: 2789 [2018-11-23 00:10:54,540 INFO L226 Difference]: Without dead ends: 1954 [2018-11-23 00:10:54,542 INFO L631 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 [2018-11-23 00:10:54,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1954 states. [2018-11-23 00:10:54,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1954 to 1923. [2018-11-23 00:10:54,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1923 states. [2018-11-23 00:10:54,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1923 states and 2383 transitions. [2018-11-23 00:10:54,618 INFO L78 Accepts]: Start accepts. Automaton has 1923 states and 2383 transitions. Word has length 94 [2018-11-23 00:10:54,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:54,618 INFO L480 AbstractCegarLoop]: Abstraction has 1923 states and 2383 transitions. [2018-11-23 00:10:54,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 00:10:54,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2383 transitions. [2018-11-23 00:10:54,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 00:10:54,621 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:54,621 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, 1, 1, 1, 1, 1, 1, 1, 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 00:10:54,621 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:54,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:54,621 INFO L82 PathProgramCache]: Analyzing trace with hash 590785298, now seen corresponding path program 1 times [2018-11-23 00:10:54,621 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:54,622 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:54,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:54,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:54,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:54,674 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 00:10:54,675 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:10:54,675 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:10:54,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:10:54,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:10:54,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:10:54,676 INFO L87 Difference]: Start difference. First operand 1923 states and 2383 transitions. Second operand 3 states. [2018-11-23 00:10:54,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:54,776 INFO L93 Difference]: Finished difference Result 3114 states and 3973 transitions. [2018-11-23 00:10:54,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:10:54,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2018-11-23 00:10:54,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:54,788 INFO L225 Difference]: With dead ends: 3114 [2018-11-23 00:10:54,788 INFO L226 Difference]: Without dead ends: 3111 [2018-11-23 00:10:54,790 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 00:10:54,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3111 states. [2018-11-23 00:10:54,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3111 to 2951. [2018-11-23 00:10:54,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2951 states. [2018-11-23 00:10:54,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2951 states and 3777 transitions. [2018-11-23 00:10:54,975 INFO L78 Accepts]: Start accepts. Automaton has 2951 states and 3777 transitions. Word has length 98 [2018-11-23 00:10:54,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:54,976 INFO L480 AbstractCegarLoop]: Abstraction has 2951 states and 3777 transitions. [2018-11-23 00:10:54,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:10:54,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 3777 transitions. [2018-11-23 00:10:54,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 00:10:54,986 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:54,987 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 00:10:54,987 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:54,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:54,987 INFO L82 PathProgramCache]: Analyzing trace with hash -289890903, now seen corresponding path program 1 times [2018-11-23 00:10:54,987 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:54,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:54,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:54,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:54,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 00:10:55,135 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:10:55,136 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/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 00:10:55,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:55,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:10:55,454 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 52 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 00:10:55,481 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 00:10:55,481 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7] total 18 [2018-11-23 00:10:55,482 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-23 00:10:55,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-23 00:10:55,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2018-11-23 00:10:55,483 INFO L87 Difference]: Start difference. First operand 2951 states and 3777 transitions. Second operand 18 states. [2018-11-23 00:10:58,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:58,962 INFO L93 Difference]: Finished difference Result 7602 states and 11467 transitions. [2018-11-23 00:10:58,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-23 00:10:58,963 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 177 [2018-11-23 00:10:58,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:58,979 INFO L225 Difference]: With dead ends: 7602 [2018-11-23 00:10:58,979 INFO L226 Difference]: Without dead ends: 4679 [2018-11-23 00:10:58,987 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 190 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=373, Invalid=1789, Unknown=0, NotChecked=0, Total=2162 [2018-11-23 00:10:58,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4679 states. [2018-11-23 00:10:59,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4679 to 3427. [2018-11-23 00:10:59,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3427 states. [2018-11-23 00:10:59,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 3427 states and 4217 transitions. [2018-11-23 00:10:59,147 INFO L78 Accepts]: Start accepts. Automaton has 3427 states and 4217 transitions. Word has length 177 [2018-11-23 00:10:59,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:10:59,147 INFO L480 AbstractCegarLoop]: Abstraction has 3427 states and 4217 transitions. [2018-11-23 00:10:59,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-23 00:10:59,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3427 states and 4217 transitions. [2018-11-23 00:10:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 00:10:59,154 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:10:59,154 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, 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] [2018-11-23 00:10:59,155 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:10:59,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:10:59,155 INFO L82 PathProgramCache]: Analyzing trace with hash -681163009, now seen corresponding path program 1 times [2018-11-23 00:10:59,155 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:10:59,155 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:10:59,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:59,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:59,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:10:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:59,231 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 00:10:59,231 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:10:59,232 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/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 [2018-11-23 00:10:59,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:10:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:10:59,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:10:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:10:59,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 00:10:59,358 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-23 00:10:59,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:10:59,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:10:59,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:10:59,358 INFO L87 Difference]: Start difference. First operand 3427 states and 4217 transitions. Second operand 6 states. [2018-11-23 00:10:59,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:10:59,908 INFO L93 Difference]: Finished difference Result 6722 states and 8463 transitions. [2018-11-23 00:10:59,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 00:10:59,909 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 166 [2018-11-23 00:10:59,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:10:59,919 INFO L225 Difference]: With dead ends: 6722 [2018-11-23 00:10:59,919 INFO L226 Difference]: Without dead ends: 3679 [2018-11-23 00:10:59,924 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-23 00:10:59,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3679 states. [2018-11-23 00:11:00,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3679 to 3241. [2018-11-23 00:11:00,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3241 states. [2018-11-23 00:11:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 3241 states and 3894 transitions. [2018-11-23 00:11:00,049 INFO L78 Accepts]: Start accepts. Automaton has 3241 states and 3894 transitions. Word has length 166 [2018-11-23 00:11:00,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:11:00,050 INFO L480 AbstractCegarLoop]: Abstraction has 3241 states and 3894 transitions. [2018-11-23 00:11:00,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:11:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 3894 transitions. [2018-11-23 00:11:00,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 00:11:00,055 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:11:00,055 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, 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] [2018-11-23 00:11:00,055 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:11:00,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:11:00,055 INFO L82 PathProgramCache]: Analyzing trace with hash -1889138459, now seen corresponding path program 1 times [2018-11-23 00:11:00,056 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:11:00,056 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:11:00,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:11:00,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:11:00,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:11:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:11:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 00:11:00,125 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:11:00,125 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/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 [2018-11-23 00:11:00,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:11:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:11:00,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:11:00,243 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:11:00,259 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 00:11:00,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-23 00:11:00,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 00:11:00,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 00:11:00,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-23 00:11:00,260 INFO L87 Difference]: Start difference. First operand 3241 states and 3894 transitions. Second operand 8 states. [2018-11-23 00:11:00,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:11:00,526 INFO L93 Difference]: Finished difference Result 5689 states and 6881 transitions. [2018-11-23 00:11:00,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 00:11:00,526 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 162 [2018-11-23 00:11:00,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:11:00,537 INFO L225 Difference]: With dead ends: 5689 [2018-11-23 00:11:00,538 INFO L226 Difference]: Without dead ends: 3016 [2018-11-23 00:11:00,543 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-23 00:11:00,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2018-11-23 00:11:00,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 2984. [2018-11-23 00:11:00,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2984 states. [2018-11-23 00:11:00,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2984 states and 3468 transitions. [2018-11-23 00:11:00,701 INFO L78 Accepts]: Start accepts. Automaton has 2984 states and 3468 transitions. Word has length 162 [2018-11-23 00:11:00,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:11:00,701 INFO L480 AbstractCegarLoop]: Abstraction has 2984 states and 3468 transitions. [2018-11-23 00:11:00,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 00:11:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 3468 transitions. [2018-11-23 00:11:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-23 00:11:00,709 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:11:00,709 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, 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] [2018-11-23 00:11:00,709 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:11:00,709 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:11:00,709 INFO L82 PathProgramCache]: Analyzing trace with hash 1841766032, now seen corresponding path program 1 times [2018-11-23 00:11:00,710 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:11:00,710 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:11:00,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:11:00,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:11:00,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:11:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:11:00,770 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 00:11:00,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:11:00,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:11:00,771 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:11:00,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:11:00,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:11:00,771 INFO L87 Difference]: Start difference. First operand 2984 states and 3468 transitions. Second operand 3 states. [2018-11-23 00:11:00,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:11:00,903 INFO L93 Difference]: Finished difference Result 4774 states and 5572 transitions. [2018-11-23 00:11:00,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:11:00,904 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2018-11-23 00:11:00,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:11:00,905 INFO L225 Difference]: With dead ends: 4774 [2018-11-23 00:11:00,905 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 00:11:00,912 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 00:11:00,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 00:11:00,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 00:11:00,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 00:11:00,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 00:11:00,913 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 171 [2018-11-23 00:11:00,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:11:00,913 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 00:11:00,913 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:11:00,913 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 00:11:00,914 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 00:11:00,917 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 00:11:01,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,128 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 78 [2018-11-23 00:11:01,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:01,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:11:02,505 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2018-11-23 00:11:02,717 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 48 [2018-11-23 00:11:02,863 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2018-11-23 00:11:03,588 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 47 [2018-11-23 00:11:04,172 WARN L180 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 72 [2018-11-23 00:11:04,318 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 36 [2018-11-23 00:11:04,547 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 49 [2018-11-23 00:11:04,769 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 43 [2018-11-23 00:11:04,941 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 36 [2018-11-23 00:11:05,296 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 41 [2018-11-23 00:11:05,878 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2018-11-23 00:11:06,198 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 45 [2018-11-23 00:11:06,423 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 39 [2018-11-23 00:11:06,758 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2018-11-23 00:11:06,911 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 39 [2018-11-23 00:11:07,174 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 39 [2018-11-23 00:11:07,542 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 52 [2018-11-23 00:11:07,764 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 39 [2018-11-23 00:11:07,774 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 909 915) the Hoare annotation is: true [2018-11-23 00:11:07,774 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 909 915) no Hoare annotation was computed. [2018-11-23 00:11:07,774 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 916 924) no Hoare annotation was computed. [2018-11-23 00:11:07,775 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 916 924) the Hoare annotation is: true [2018-11-23 00:11:07,775 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 916 924) no Hoare annotation was computed. [2018-11-23 00:11:07,775 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 999 1021) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,775 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 999 1021) no Hoare annotation was computed. [2018-11-23 00:11:07,775 INFO L444 ceAbstractionStarter]: At program point L1011(line 1011) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,775 INFO L444 ceAbstractionStarter]: At program point L1011-1(line 1011) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,775 INFO L448 ceAbstractionStarter]: For program point L1009(lines 1009 1016) no Hoare annotation was computed. [2018-11-23 00:11:07,775 INFO L448 ceAbstractionStarter]: For program point L1009-1(lines 1009 1016) no Hoare annotation was computed. [2018-11-23 00:11:07,775 INFO L448 ceAbstractionStarter]: For program point L1007(line 1007) no Hoare annotation was computed. [2018-11-23 00:11:07,776 INFO L444 ceAbstractionStarter]: At program point L1006(line 1006) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,776 INFO L444 ceAbstractionStarter]: At program point L1005(line 1005) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,776 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 999 1021) no Hoare annotation was computed. [2018-11-23 00:11:07,776 INFO L444 ceAbstractionStarter]: At program point L1005-1(line 1005) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,776 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 794 808) no Hoare annotation was computed. [2018-11-23 00:11:07,776 INFO L444 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (let ((.cse12 (not (= ~systemActive~0 0)))) (let ((.cse11 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (< 1 ~waterLevel~0)) (.cse9 (not (= |old(~systemActive~0)| 1))) (.cse10 (= ~systemActive~0 1)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (and .cse12 (= ~pumpRunning~0 1))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (< 2 ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (or .cse3 .cse4 .cse5)) (or .cse0 .cse2 (or .cse4 .cse5 .cse6 .cse7)) (or .cse3 .cse8 .cse2 .cse9 .cse10 .cse6) (or .cse11 .cse5 .cse6 .cse7) (or .cse3 .cse11 .cse5 .cse6) (or .cse8 .cse2 .cse9 .cse10 .cse6 .cse7) (or (or .cse3 .cse4 .cse5 .cse6) .cse0 .cse2) (or (and .cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse4 .cse5 .cse7) .cse1 .cse2)))) [2018-11-23 00:11:07,776 INFO L448 ceAbstractionStarter]: For program point L798(lines 798 804) no Hoare annotation was computed. [2018-11-23 00:11:07,776 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 794 808) the Hoare annotation is: (let ((.cse13 (= ~systemActive~0 0))) (let ((.cse15 (not .cse13)) (.cse4 (= |old(~systemActive~0)| 0))) (let ((.cse8 (< 1 ~waterLevel~0)) (.cse9 (not (= |old(~systemActive~0)| 1))) (.cse10 (= ~systemActive~0 1)) (.cse11 (not .cse4)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (and .cse15 (= ~pumpRunning~0 1))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< 2 ~waterLevel~0)) (.cse14 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (or .cse3 .cse4 .cse5)) (or .cse0 .cse2 (or .cse4 .cse5 .cse6 .cse7)) (or .cse3 .cse8 .cse2 .cse9 .cse10 .cse6) (or .cse11 .cse12 .cse5 .cse13 .cse6 .cse7) (or .cse3 .cse12 .cse5 .cse14 .cse6) (or .cse8 .cse2 .cse9 .cse10 .cse6 .cse7) (or .cse3 .cse11 .cse13 .cse12 .cse5 .cse6) (or (or .cse3 .cse4 .cse5 .cse6) .cse0 .cse2) (or (and .cse15 .cse14) (or .cse4 .cse5 .cse7) .cse1 .cse2) (or .cse12 .cse5 .cse14 .cse6 .cse7))))) [2018-11-23 00:11:07,776 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 794 808) no Hoare annotation was computed. [2018-11-23 00:11:07,777 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 711 719) no Hoare annotation was computed. [2018-11-23 00:11:07,777 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 711 719) the Hoare annotation is: true [2018-11-23 00:11:07,777 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 711 719) no Hoare annotation was computed. [2018-11-23 00:11:07,777 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 788) no Hoare annotation was computed. [2018-11-23 00:11:07,777 INFO L451 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: true [2018-11-23 00:11:07,777 INFO L448 ceAbstractionStarter]: For program point L784-2(lines 784 788) no Hoare annotation was computed. [2018-11-23 00:11:07,777 INFO L448 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2018-11-23 00:11:07,777 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 775 793) the Hoare annotation is: true [2018-11-23 00:11:07,777 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 775 793) no Hoare annotation was computed. [2018-11-23 00:11:07,777 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 775 793) no Hoare annotation was computed. [2018-11-23 00:11:07,777 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 902 908) no Hoare annotation was computed. [2018-11-23 00:11:07,777 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 902 908) the Hoare annotation is: true [2018-11-23 00:11:07,777 INFO L444 ceAbstractionStarter]: At program point L993(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,777 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 988 998) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,778 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 988 998) no Hoare annotation was computed. [2018-11-23 00:11:07,778 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 988 998) no Hoare annotation was computed. [2018-11-23 00:11:07,778 INFO L451 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: true [2018-11-23 00:11:07,778 INFO L448 ceAbstractionStarter]: For program point L705-1(line 705) no Hoare annotation was computed. [2018-11-23 00:11:07,778 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 700 710) the Hoare annotation is: true [2018-11-23 00:11:07,778 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 700 710) no Hoare annotation was computed. [2018-11-23 00:11:07,778 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 700 710) no Hoare annotation was computed. [2018-11-23 00:11:07,778 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 692 699) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (< ~waterLevel~0 2)) (.cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse8 (< 1 ~waterLevel~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2 .cse3) .cse4 .cse5) (or .cse4 .cse6 .cse5 (or .cse0 .cse1 .cse2)) (or .cse4 .cse5 (or .cse1 .cse2 .cse3 .cse7)) (or .cse0 .cse8 .cse5 .cse9 .cse10) (or .cse10 (or .cse1 .cse2 .cse7) .cse6 .cse5) (or .cse10 .cse8 .cse5 .cse9 .cse7))) [2018-11-23 00:11:07,778 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 692 699) no Hoare annotation was computed. [2018-11-23 00:11:07,778 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 692 699) no Hoare annotation was computed. [2018-11-23 00:11:07,778 INFO L444 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse0 .cse5 .cse6 .cse3))) [2018-11-23 00:11:07,778 INFO L444 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse5) (or .cse0 .cse6 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse7 .cse3))) [2018-11-23 00:11:07,779 INFO L448 ceAbstractionStarter]: For program point L667(lines 667 675) no Hoare annotation was computed. [2018-11-23 00:11:07,779 INFO L444 ceAbstractionStarter]: At program point L665(line 665) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse3 .cse8) (or .cse8 .cse6 .cse7 .cse3 .cse5))) [2018-11-23 00:11:07,779 INFO L448 ceAbstractionStarter]: For program point L665-1(line 665) no Hoare annotation was computed. [2018-11-23 00:11:07,779 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 680) no Hoare annotation was computed. [2018-11-23 00:11:07,779 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 659 683) no Hoare annotation was computed. [2018-11-23 00:11:07,779 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 659 683) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (< 1 ~waterLevel~0)) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse7 .cse8 .cse3 .cse0) (or .cse0 .cse7 .cse8 .cse3 .cse5))) [2018-11-23 00:11:07,779 INFO L444 ceAbstractionStarter]: At program point L678(line 678) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse7 (not (= ~methAndRunningLastTime~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2 .cse7 .cse3) (or .cse8 .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse8 .cse0 .cse1 .cse2))) [2018-11-23 00:11:07,779 INFO L448 ceAbstractionStarter]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2018-11-23 00:11:07,779 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 512) no Hoare annotation was computed. [2018-11-23 00:11:07,779 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 502 515) no Hoare annotation was computed. [2018-11-23 00:11:07,779 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 502 515) the Hoare annotation is: true [2018-11-23 00:11:07,780 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 502 515) no Hoare annotation was computed. [2018-11-23 00:11:07,780 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 599 605) no Hoare annotation was computed. [2018-11-23 00:11:07,780 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 599 605) the Hoare annotation is: true [2018-11-23 00:11:07,780 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,780 INFO L448 ceAbstractionStarter]: For program point L830(lines 829 878) no Hoare annotation was computed. [2018-11-23 00:11:07,780 INFO L444 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (let ((.cse5 (<= 2 ~waterLevel~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse5 .cse2 .cse6 .cse3) (and .cse5 .cse2 .cse6 .cse7 .cse3) (and .cse2 .cse6 .cse7 .cse3 .cse4) (and .cse0 (<= ~waterLevel~0 1) .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse7 .cse3 .cse4))) [2018-11-23 00:11:07,780 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 874) no Hoare annotation was computed. [2018-11-23 00:11:07,780 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2018-11-23 00:11:07,780 INFO L444 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse8 (= ~systemActive~0 0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse7 (= 0 ~methAndRunningLastTime~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse3 .cse4 .cse7) (not (= |old(~systemActive~0)| 1)) (and .cse8 .cse6 .cse0 .cse2 .cse4 .cse7) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse5 .cse0 .cse1 .cse3 .cse7 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse0 .cse2 .cse3 .cse4 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse5 .cse6 .cse0 .cse4 .cse7))) [2018-11-23 00:11:07,781 INFO L448 ceAbstractionStarter]: For program point L849(lines 849 855) no Hoare annotation was computed. [2018-11-23 00:11:07,781 INFO L448 ceAbstractionStarter]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2018-11-23 00:11:07,781 INFO L444 ceAbstractionStarter]: At program point L876(lines 829 878) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse8 (= ~systemActive~0 0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse7 (= 0 ~methAndRunningLastTime~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse3 .cse4 .cse7) (and .cse5 .cse0 .cse1 .cse3 .cse7 .cse4) (and .cse6 .cse0 .cse2 .cse3 .cse4 .cse7) (not (= |old(~systemActive~0)| 1)) (and .cse8 .cse6 .cse0 .cse2 .cse4 .cse7) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse5 .cse6 .cse0 .cse4 .cse7))) [2018-11-23 00:11:07,781 INFO L444 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (let ((.cse8 (= ~systemActive~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 2 ~waterLevel~0) .cse2 .cse6 .cse7 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse8 .cse1 .cse2 .cse7 .cse4 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse8 (and .cse2 (and .cse0 .cse1 .cse4) .cse5)) (and .cse0 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse7 .cse3 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 00:11:07,781 INFO L448 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2018-11-23 00:11:07,781 INFO L448 ceAbstractionStarter]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2018-11-23 00:11:07,781 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 835) no Hoare annotation was computed. [2018-11-23 00:11:07,781 INFO L444 ceAbstractionStarter]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 00:11:07,781 INFO L444 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse6 (<= 2 ~waterLevel~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse8 (= 0 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (and .cse6 (and .cse7 .cse0 .cse1 .cse4) .cse5) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse1 .cse2 .cse4) .cse6 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse8 .cse1 .cse4 .cse3) (and (and .cse7 .cse0 .cse1 .cse3 .cse4) .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse1 .cse2 .cse4 .cse3))) [2018-11-23 00:11:07,782 INFO L448 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2018-11-23 00:11:07,782 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2018-11-23 00:11:07,782 INFO L444 ceAbstractionStarter]: At program point L867-1(lines 859 874) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse4 (= ~systemActive~0 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse7 (= ~systemActive~0 0)) (.cse9 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 0 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse5 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse8 .cse0 .cse1 .cse3 .cse5) (and .cse7 .cse0 (and .cse9 .cse8 .cse1 .cse5)) (and .cse9 .cse8 .cse1 .cse4 .cse5 .cse6) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse9 .cse1 .cse2 .cse4 .cse6 .cse5) (and .cse9 .cse0 .cse1 .cse2 .cse4 .cse5) (and .cse8 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse7 (and .cse8 (<= ~waterLevel~0 1) .cse3 .cse5 .cse6)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse9 .cse8 .cse1 .cse5 .cse6))) [2018-11-23 00:11:07,782 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 516 524) no Hoare annotation was computed. [2018-11-23 00:11:07,782 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 516 524) the Hoare annotation is: true [2018-11-23 00:11:07,782 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 516 524) no Hoare annotation was computed. [2018-11-23 00:11:07,782 INFO L448 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2018-11-23 00:11:07,782 INFO L448 ceAbstractionStarter]: For program point L544(lines 544 561) no Hoare annotation was computed. [2018-11-23 00:11:07,782 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2018-11-23 00:11:07,782 INFO L444 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse7 (not (= ~systemActive~0 1))) (.cse4 (not (= ~waterLevel~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (< 1 ~waterLevel~0) .cse6 .cse7 .cse3 .cse5 .cse8) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse8) (or .cse0 (< 2 ~waterLevel~0) (< ~waterLevel~0 2) .cse6 .cse7 .cse3 .cse5) (or .cse3 .cse1 .cse7 .cse4 .cse5 .cse8) (or .cse0 .cse1 .cse3 .cse7 .cse4 .cse5))) [2018-11-23 00:11:07,782 INFO L448 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2018-11-23 00:11:07,783 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 536 564) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse7 (not (= ~systemActive~0 1))) (.cse4 (not (= ~waterLevel~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (< 1 ~waterLevel~0) .cse6 .cse7 .cse3 .cse5 .cse8) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse8) (or .cse0 (< 2 ~waterLevel~0) (< ~waterLevel~0 2) .cse6 .cse7 .cse3 .cse5) (or .cse3 .cse1 .cse7 .cse4 .cse5 .cse8) (or .cse0 .cse1 .cse3 .cse7 .cse4 .cse5))) [2018-11-23 00:11:07,783 INFO L444 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse9 (not (= ~systemActive~0 1)))) (let ((.cse4 (< 1 ~waterLevel~0)) (.cse5 (or .cse1 .cse9)) (.cse7 (or (= ~waterLevel~0 1) .cse1 .cse9)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 0))) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse7 .cse3 .cse6) (or .cse8 (or .cse3 .cse9 .cse6)) (or .cse0 .cse4 .cse5) (or .cse0 .cse7 .cse3) (or .cse0 .cse3 (< ~waterLevel~0 2) .cse8 .cse9 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse2 .cse3 .cse1 .cse6)))) [2018-11-23 00:11:07,783 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 555) no Hoare annotation was computed. [2018-11-23 00:11:07,783 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 558) no Hoare annotation was computed. [2018-11-23 00:11:07,783 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 536 564) no Hoare annotation was computed. [2018-11-23 00:11:07,783 INFO L444 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: (let ((.cse6 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 0))) (.cse7 (< 2 ~waterLevel~0)) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (= ~systemActive~0 1))) (.cse4 (not (= ~waterLevel~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (or .cse7 .cse8 .cse9)) (or .cse0 .cse7 (< ~waterLevel~0 2) .cse6 .cse8 .cse3 .cse5) (or (or .cse1 .cse8) .cse7 .cse9) (or .cse2 .cse7 .cse1 .cse9) (or .cse0 .cse1 .cse3 .cse8 .cse4 .cse5))) [2018-11-23 00:11:07,783 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 528 535) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 00:11:07,783 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 528 535) no Hoare annotation was computed. [2018-11-23 00:11:07,783 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 528 535) no Hoare annotation was computed. [2018-11-23 00:11:07,783 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:11:07,783 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2018-11-23 00:11:07,784 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 684 691) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (< ~waterLevel~0 2)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse0 .cse2 .cse3 .cse4 .cse5 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 756 774) no Hoare annotation was computed. [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point L765(lines 765 769) no Hoare annotation was computed. [2018-11-23 00:11:07,784 INFO L451 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: true [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point L765-2(lines 765 769) no Hoare annotation was computed. [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2018-11-23 00:11:07,784 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 756 774) the Hoare annotation is: true [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 756 774) no Hoare annotation was computed. [2018-11-23 00:11:07,784 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 449 460) the Hoare annotation is: (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse9 (not (= ~systemActive~0 0))) (.cse1 (< 2 ~waterLevel~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1 (< ~waterLevel~0 2) .cse2 .cse3) (or .cse8 .cse0 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse8 .cse9 .cse1 .cse4 .cse7) (or .cse6 .cse7 .cse8 .cse1 .cse3 .cse4) (or .cse8 .cse9 .cse1 .cse0 .cse4 .cse5))) [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2018-11-23 00:11:07,784 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2018-11-23 00:11:07,785 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 927 956) no Hoare annotation was computed. [2018-11-23 00:11:07,785 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 927 956) the Hoare annotation is: true [2018-11-23 00:11:07,785 INFO L451 ceAbstractionStarter]: At program point L952(lines 927 956) the Hoare annotation is: true [2018-11-23 00:11:07,785 INFO L448 ceAbstractionStarter]: For program point L948(line 948) no Hoare annotation was computed. [2018-11-23 00:11:07,785 INFO L448 ceAbstractionStarter]: For program point L941(lines 941 945) no Hoare annotation was computed. [2018-11-23 00:11:07,785 INFO L451 ceAbstractionStarter]: At program point L941-1(lines 941 945) the Hoare annotation is: true [2018-11-23 00:11:07,785 INFO L448 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2018-11-23 00:11:07,785 INFO L451 ceAbstractionStarter]: At program point L937-2(lines 937 951) the Hoare annotation is: true [2018-11-23 00:11:07,785 INFO L451 ceAbstractionStarter]: At program point L933(line 933) the Hoare annotation is: true [2018-11-23 00:11:07,785 INFO L448 ceAbstractionStarter]: For program point L933-1(line 933) no Hoare annotation was computed. [2018-11-23 00:11:07,785 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 575 598) the Hoare annotation is: (let ((.cse11 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse9 (and .cse11 .cse12)) (.cse10 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 0))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (and .cse11 (= 0 ~methAndRunningLastTime~0) .cse12))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 .cse5)) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse7 .cse8 .cse1 .cse9 .cse10 .cse5) (or .cse9 .cse1 .cse10 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse8 .cse1 .cse9 .cse10) (or .cse7 .cse0 .cse1 .cse3 .cse4 .cse5) (or (or .cse6 .cse1 .cse2 .cse3 .cse4) .cse0) (or .cse7 .cse8 .cse1 .cse0 .cse4 .cse5) (or .cse6 .cse9 .cse1 .cse10 .cse2 .cse3) (or .cse6 .cse7 .cse8 .cse1 .cse4 .cse0)))) [2018-11-23 00:11:07,785 INFO L444 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (let ((.cse15 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse16 (= 0 ~methAndRunningLastTime~0)) (.cse14 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse12 (< 1 |old(~waterLevel~0)|)) (.cse9 (not (= ~systemActive~0 0))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (and .cse15 .cse16 .cse14)) (.cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse16 .cse14)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (and (not (= ~waterLevel~0 1)) .cse15 .cse16 .cse14)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse10 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and (<= ~waterLevel~0 1) .cse14))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 .cse5) .cse6) (or .cse7 .cse8 .cse9 .cse1 .cse10) (or .cse7 .cse11 .cse8 .cse1 .cse3 .cse4) (or .cse7 .cse12 .cse8 .cse9 .cse4) (or .cse8 .cse9 .cse1 .cse10 .cse5) (or .cse12 .cse8 .cse9 .cse4 .cse5) (or .cse8 .cse11 .cse1 .cse3 .cse4 .cse5) (or .cse6 (or .cse7 .cse1 .cse2 .cse3 .cse4) .cse0) (or .cse7 .cse13 .cse1 .cse10 .cse2 .cse3) (or .cse1 .cse10 .cse2 .cse3 .cse5 .cse13)))) [2018-11-23 00:11:07,786 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 575 598) no Hoare annotation was computed. [2018-11-23 00:11:07,786 INFO L444 ceAbstractionStarter]: At program point L586(lines 586 592) the Hoare annotation is: (let ((.cse21 (not (= ~waterLevel~0 1))) (.cse20 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse22 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse23 (= 0 ~pumpRunning~0)) (.cse19 (<= ~waterLevel~0 1)) (.cse25 (= ~methaneLevelCritical~0 1)) (.cse24 (= ~systemActive~0 1)) (.cse9 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= 0 ~methAndRunningLastTime~0))) (let ((.cse14 (and .cse9 .cse11)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse7 (<= 2 ~waterLevel~0)) (.cse8 (= ~pumpRunning~0 1)) (.cse16 (and .cse22 .cse23 .cse19 .cse25 .cse24)) (.cse13 (not .cse25)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 0))) (.cse4 (and .cse9 .cse20)) (.cse3 (< |old(~waterLevel~0)| 2)) (.cse17 (and .cse23 .cse21 .cse9)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse15 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not .cse24)) (.cse10 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse18 (and .cse22 (= 0 ~methaneLevelCritical~0) .cse23 .cse19 .cse24))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse4 .cse2 .cse6 (and .cse7 .cse8 .cse9) .cse10 .cse5) (or .cse0 .cse1 .cse11 .cse12 .cse10 .cse5) (or .cse13 .cse0 .cse1 .cse11 .cse12 .cse10) (or .cse14 .cse0 .cse6 .cse12 .cse10 .cse5) (or .cse13 .cse0 .cse14 .cse6 .cse12 .cse10) (or (or .cse13 .cse2 .cse15 .cse6 .cse10) .cse16 .cse17) (or .cse13 .cse0 .cse4 (and .cse7 .cse8 .cse9 .cse11) .cse2 .cse6 .cse10) (or (< 1 |old(~waterLevel~0)|) .cse0 .cse1 .cse10 .cse5 .cse4) (or .cse13 .cse2 .cse3 .cse15 .cse6 .cse16) (or .cse2 .cse3 .cse15 .cse6 .cse5 .cse18 (and .cse19 .cse20)) (or .cse13 .cse0 .cse1 .cse4 .cse2 .cse10) (or .cse13 .cse0 .cse1 .cse4 .cse2 .cse3) (or .cse17 (and .cse21 .cse9 .cse11 .cse20) (or .cse2 .cse15 .cse6 .cse10 .cse5) .cse18 (and .cse22 .cse11 .cse20))))) [2018-11-23 00:11:07,786 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 575 598) no Hoare annotation was computed. [2018-11-23 00:11:07,786 INFO L444 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (let ((.cse13 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse7 (and .cse13 .cse12)) (.cse6 (< |old(~waterLevel~0)| 2)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 0))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse11 (and (and .cse12 (= 0 ~methAndRunningLastTime~0)) .cse13)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse6) (or .cse0 .cse2 .cse7 .cse6 .cse8 .cse3) (or .cse7 .cse2 .cse6 .cse8 .cse3 .cse9) (or .cse0 .cse10 .cse1 .cse5 .cse4) (or .cse1 .cse5 .cse2 .cse6 .cse9) (or .cse1 .cse2 .cse3 .cse4 .cse9) (or .cse10 .cse1 .cse5 .cse4 .cse9) (or .cse11 (or .cse2 .cse8 .cse3 .cse4 .cse9)) (or .cse11 (or .cse0 .cse2 .cse8 .cse3 .cse4))))) [2018-11-23 00:11:07,786 INFO L448 ceAbstractionStarter]: For program point L579(lines 578 597) no Hoare annotation was computed. [2018-11-23 00:11:07,786 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 461 469) the Hoare annotation is: true [2018-11-23 00:11:07,786 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 461 469) no Hoare annotation was computed. [2018-11-23 00:11:07,786 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 461 469) no Hoare annotation was computed. [2018-11-23 00:11:07,787 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 425 436) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (not (= ~systemActive~0 1))) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 (or .cse1 .cse4 .cse6 .cse5) .cse3) (or .cse0 (or .cse7 .cse1 .cse4 .cse6) .cse3) (or .cse7 .cse1 .cse0 .cse4 .cse2 .cse3))) [2018-11-23 00:11:07,787 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 425 436) no Hoare annotation was computed. [2018-11-23 00:11:07,787 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 425 436) no Hoare annotation was computed. [2018-11-23 00:11:07,787 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 981 987) no Hoare annotation was computed. [2018-11-23 00:11:07,787 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 981 987) the Hoare annotation is: true [2018-11-23 00:11:07,787 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:11:07,787 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-11-23 00:11:07,787 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:11:07,787 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:11:07,787 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 809 816) no Hoare annotation was computed. [2018-11-23 00:11:07,787 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 809 816) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 0))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse4 .cse3))) [2018-11-23 00:11:07,787 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 809 816) no Hoare annotation was computed. [2018-11-23 00:11:07,787 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 607 631) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse5))) [2018-11-23 00:11:07,787 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 607 631) no Hoare annotation was computed. [2018-11-23 00:11:07,788 INFO L444 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2018-11-23 00:11:07,788 INFO L448 ceAbstractionStarter]: For program point L626-1(lines 607 631) no Hoare annotation was computed. [2018-11-23 00:11:07,788 INFO L444 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse4 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4 .cse0 .cse5) (or .cse2 .cse3 .cse4 .cse0 .cse5 .cse1))) [2018-11-23 00:11:07,788 INFO L444 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: (let ((.cse1 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse5) (or .cse1 .cse0 .cse2 .cse3 .cse4 .cse5))) [2018-11-23 00:11:07,788 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 623) no Hoare annotation was computed. [2018-11-23 00:11:07,788 INFO L444 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse0 .cse5 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4 .cse0 .cse5))) [2018-11-23 00:11:07,788 INFO L448 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2018-11-23 00:11:07,788 INFO L448 ceAbstractionStarter]: For program point L611(lines 611 628) no Hoare annotation was computed. [2018-11-23 00:11:07,788 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2018-11-23 00:11:07,788 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2018-11-23 00:11:07,789 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 437 448) the Hoare annotation is: (let ((.cse9 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse9 .cse6)) (.cse8 (not (= ~systemActive~0 0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse2 .cse1 .cse0 .cse3) (or .cse7 .cse8 .cse2 .cse1 .cse3 .cse9) (or .cse8 .cse1 .cse9 .cse2 .cse3 .cse4) (or .cse7 .cse1 .cse2 .cse6 (< |old(~waterLevel~0)| 2) .cse5)))) [2018-11-23 00:11:07,789 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2018-11-23 00:11:07,789 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2018-11-23 00:11:07,789 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2018-11-23 00:11:07,789 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2018-11-23 00:11:07,789 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 649) no Hoare annotation was computed. [2018-11-23 00:11:07,789 INFO L444 ceAbstractionStarter]: At program point L639(line 639) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2018-11-23 00:11:07,789 INFO L448 ceAbstractionStarter]: For program point L639-1(line 639) no Hoare annotation was computed. [2018-11-23 00:11:07,789 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 633 657) no Hoare annotation was computed. [2018-11-23 00:11:07,789 INFO L448 ceAbstractionStarter]: For program point L637(lines 637 654) no Hoare annotation was computed. [2018-11-23 00:11:07,789 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 633 657) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse5))) [2018-11-23 00:11:07,789 INFO L444 ceAbstractionStarter]: At program point L652(line 652) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse0 .cse5 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4 .cse0 .cse5))) [2018-11-23 00:11:07,790 INFO L448 ceAbstractionStarter]: For program point L652-1(lines 633 657) no Hoare annotation was computed. [2018-11-23 00:11:07,790 INFO L444 ceAbstractionStarter]: At program point L647(line 647) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2018-11-23 00:11:07,790 INFO L444 ceAbstractionStarter]: At program point L643(line 643) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2018-11-23 00:11:07,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:11:07 BoogieIcfgContainer [2018-11-23 00:11:07,801 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 00:11:07,802 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 00:11:07,802 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 00:11:07,802 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 00:11:07,802 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:10:51" (3/4) ... [2018-11-23 00:11:07,805 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 00:11:07,811 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 00:11:07,811 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 00:11:07,811 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 00:11:07,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 00:11:07,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 00:11:07,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 00:11:07,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 00:11:07,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 00:11:07,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 00:11:07,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 00:11:07,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 00:11:07,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 00:11:07,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 00:11:07,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 00:11:07,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 00:11:07,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 00:11:07,820 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-23 00:11:07,820 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 00:11:07,821 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 00:11:07,821 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 00:11:07,821 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 00:11:07,822 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 00:11:07,822 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 00:11:07,848 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((2 <= waterLevel && waterLevel <= 2) && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) || (((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 2) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || (((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || (((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 2) && splverifierCounter == 0) && 0 == methAndRunningLastTime) [2018-11-23 00:11:07,848 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 00:11:07,890 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_326c02a2-30a4-4868-84be-31927df54bd9/bin-2019/uautomizer/witness.graphml [2018-11-23 00:11:07,890 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 00:11:07,891 INFO L168 Benchmark]: Toolchain (without parser) took 16904.06 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 729.8 MB). Free memory was 956.6 MB in the beginning and 1.7 GB in the end (delta: -702.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-23 00:11:07,892 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-23 00:11:07,892 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -199.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 00:11:07,892 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.95 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:11:07,892 INFO L168 Benchmark]: Boogie Preprocessor took 35.38 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 00:11:07,892 INFO L168 Benchmark]: RCFGBuilder took 536.28 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: 56.9 MB). Peak memory consumption was 56.9 MB. Max. memory is 11.5 GB. [2018-11-23 00:11:07,893 INFO L168 Benchmark]: TraceAbstraction took 15844.69 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 560.5 MB). Free memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: -563.9 MB). Peak memory consumption was 828.6 MB. Max. memory is 11.5 GB. [2018-11-23 00:11:07,893 INFO L168 Benchmark]: Witness Printer took 88.80 ms. Allocated memory is still 1.8 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 670.7 kB). Peak memory consumption was 670.7 kB. Max. memory is 11.5 GB. [2018-11-23 00:11:07,894 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -199.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.95 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.38 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. * RCFGBuilder took 536.28 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: 56.9 MB). Peak memory consumption was 56.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15844.69 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 560.5 MB). Free memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: -563.9 MB). Peak memory consumption was 828.6 MB. Max. memory is 11.5 GB. * Witness Printer took 88.80 ms. Allocated memory is still 1.8 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 670.7 kB). Peak memory consumption was 670.7 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: 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: 828]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((((((((((((((2 <= waterLevel && waterLevel <= 2) && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) || (((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 2) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || (((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || (((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 2) && splverifierCounter == 0) && 0 == methAndRunningLastTime) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 171 locations, 1 error locations. SAFE Result, 15.7s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 6.1s AutomataDifference, 0.0s DeadEndRemovalTime, 6.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2841 SDtfs, 2594 SDslu, 6413 SDs, 0 SdLazy, 5926 SolverSat, 1350 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 667 GetRequests, 564 SyntacticMatches, 2 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3427occurred 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: 0.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 2041 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 7580 PreInvPairs, 7840 NumberOfFragments, 5424 HoareAnnotationTreeSize, 7580 FomulaSimplifications, 44518 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 72 FomulaSimplificationsInter, 36564 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1849 NumberOfCodeBlocks, 1849 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1833 ConstructedInterpolants, 0 QuantifiedInterpolants, 376850 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2821 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 405/438 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...