./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product33_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product33_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/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 5667765c016e1c72bafcc0c365d87d7652cb3eb1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:25:24,278 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:25:24,280 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:25:24,288 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:25:24,288 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:25:24,289 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:25:24,290 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:25:24,291 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:25:24,292 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:25:24,292 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:25:24,293 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:25:24,293 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:25:24,294 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:25:24,294 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:25:24,295 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:25:24,296 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:25:24,296 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:25:24,297 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:25:24,299 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:25:24,300 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:25:24,300 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:25:24,301 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:25:24,303 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:25:24,303 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:25:24,303 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:25:24,303 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:25:24,304 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:25:24,305 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:25:24,305 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:25:24,306 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:25:24,306 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:25:24,306 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:25:24,307 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:25:24,307 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:25:24,307 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:25:24,308 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:25:24,308 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 10:25:24,317 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:25:24,318 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:25:24,318 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:25:24,318 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:25:24,319 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:25:24,319 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:25:24,319 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:25:24,319 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:25:24,319 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:25:24,320 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:25:24,320 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:25:24,320 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:25:24,320 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:25:24,320 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:25:24,320 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:25:24,320 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:25:24,321 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:25:24,321 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:25:24,321 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:25:24,321 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:25:24,321 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:25:24,321 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:25:24,321 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:25:24,321 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:25:24,322 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:25:24,322 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:25:24,322 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:25:24,322 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:25:24,322 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:25:24,322 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:25:24,322 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_a702f685-9a2e-4010-8c67-57a929916973/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 -> 5667765c016e1c72bafcc0c365d87d7652cb3eb1 [2018-11-18 10:25:24,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:25:24,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:25:24,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:25:24,357 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:25:24,357 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:25:24,358 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product33_true-unreach-call_false-termination.cil.c [2018-11-18 10:25:24,400 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/data/68814b9e7/487bb759acfc4b0997e842d84aa79d48/FLAG83caccdcd [2018-11-18 10:25:24,820 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:25:24,820 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/sv-benchmarks/c/product-lines/minepump_spec3_product33_true-unreach-call_false-termination.cil.c [2018-11-18 10:25:24,826 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/data/68814b9e7/487bb759acfc4b0997e842d84aa79d48/FLAG83caccdcd [2018-11-18 10:25:24,835 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/data/68814b9e7/487bb759acfc4b0997e842d84aa79d48 [2018-11-18 10:25:24,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:25:24,838 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:25:24,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:25:24,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:25:24,841 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:25:24,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:25:24" (1/1) ... [2018-11-18 10:25:24,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:24, skipping insertion in model container [2018-11-18 10:25:24,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:25:24" (1/1) ... [2018-11-18 10:25:24,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:25:24,878 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:25:25,060 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:25:25,067 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:25:25,166 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:25:25,186 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:25:25,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25 WrapperNode [2018-11-18 10:25:25,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:25:25,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:25:25,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:25:25,187 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:25:25,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25" (1/1) ... [2018-11-18 10:25:25,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25" (1/1) ... [2018-11-18 10:25:25,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25" (1/1) ... [2018-11-18 10:25:25,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25" (1/1) ... [2018-11-18 10:25:25,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25" (1/1) ... [2018-11-18 10:25:25,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25" (1/1) ... [2018-11-18 10:25:25,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25" (1/1) ... [2018-11-18 10:25:25,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:25:25,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:25:25,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:25:25,248 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:25:25,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:25:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:25:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:25:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 10:25:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 10:25:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 10:25:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 10:25:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 10:25:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 10:25:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 10:25:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 10:25:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 10:25:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 10:25:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 10:25:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 10:25:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:25:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 10:25:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 10:25:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 10:25:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 10:25:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 10:25:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 10:25:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 10:25:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 10:25:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-18 10:25:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 10:25:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 10:25:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 10:25:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 10:25:25,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 10:25:25,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 10:25:25,305 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 10:25:25,305 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 10:25:25,305 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 10:25:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 10:25:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 10:25:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 10:25:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 10:25:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 10:25:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:25:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 10:25:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 10:25:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 10:25:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 10:25:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 10:25:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 10:25:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 10:25:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 10:25:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 10:25:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 10:25:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:25:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 10:25:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 10:25:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:25:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 10:25:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 10:25:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 10:25:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 10:25:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 10:25:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 10:25:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 10:25:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-18 10:25:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 10:25:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 10:25:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 10:25:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 10:25:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 10:25:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:25:25,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:25:25,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 10:25:25,980 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:25:25,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:25:25 BoogieIcfgContainer [2018-11-18 10:25:25,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:25:25,981 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:25:25,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:25:25,984 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:25:25,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:25:24" (1/3) ... [2018-11-18 10:25:25,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@705c2f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:25:25, skipping insertion in model container [2018-11-18 10:25:25,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:25:25" (2/3) ... [2018-11-18 10:25:25,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@705c2f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:25:25, skipping insertion in model container [2018-11-18 10:25:25,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:25:25" (3/3) ... [2018-11-18 10:25:25,986 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product33_true-unreach-call_false-termination.cil.c [2018-11-18 10:25:25,992 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:25:25,997 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:25:26,006 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:25:26,028 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:25:26,029 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:25:26,029 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:25:26,029 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:25:26,029 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:25:26,029 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:25:26,029 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:25:26,029 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:25:26,030 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:25:26,044 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-11-18 10:25:26,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:25:26,050 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:25:26,051 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:25:26,053 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:25:26,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:25:26,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1186783584, now seen corresponding path program 1 times [2018-11-18 10:25:26,059 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:25:26,059 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:25:26,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:26,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:25:26,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:25:26,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:25:26,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:25:26,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 10:25:26,252 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 10:25:26,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 10:25:26,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 10:25:26,262 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2018-11-18 10:25:26,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:25:26,287 INFO L93 Difference]: Finished difference Result 226 states and 281 transitions. [2018-11-18 10:25:26,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 10:25:26,288 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-18 10:25:26,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:25:26,297 INFO L225 Difference]: With dead ends: 226 [2018-11-18 10:25:26,297 INFO L226 Difference]: Without dead ends: 113 [2018-11-18 10:25:26,301 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 10:25:26,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-11-18 10:25:26,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2018-11-18 10:25:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-11-18 10:25:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 132 transitions. [2018-11-18 10:25:26,336 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 132 transitions. Word has length 52 [2018-11-18 10:25:26,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:25:26,336 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 132 transitions. [2018-11-18 10:25:26,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 10:25:26,336 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 132 transitions. [2018-11-18 10:25:26,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:25:26,339 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:25:26,340 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:25:26,340 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:25:26,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:25:26,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1907183002, now seen corresponding path program 1 times [2018-11-18 10:25:26,341 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:25:26,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:25:26,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:26,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:25:26,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:25:26,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:25:26,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:25:26,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:25:26,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:25:26,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:25:26,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:25:26,423 INFO L87 Difference]: Start difference. First operand 113 states and 132 transitions. Second operand 3 states. [2018-11-18 10:25:26,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:25:26,439 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2018-11-18 10:25:26,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:25:26,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-18 10:25:26,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:25:26,441 INFO L225 Difference]: With dead ends: 173 [2018-11-18 10:25:26,441 INFO L226 Difference]: Without dead ends: 103 [2018-11-18 10:25:26,442 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:25:26,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-18 10:25:26,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-11-18 10:25:26,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-11-18 10:25:26,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 119 transitions. [2018-11-18 10:25:26,452 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 119 transitions. Word has length 54 [2018-11-18 10:25:26,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:25:26,453 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 119 transitions. [2018-11-18 10:25:26,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:25:26,453 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 119 transitions. [2018-11-18 10:25:26,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:25:26,455 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:25:26,456 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:25:26,456 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:25:26,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:25:26,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1968103294, now seen corresponding path program 1 times [2018-11-18 10:25:26,456 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:25:26,456 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:25:26,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:26,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:25:26,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:25:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:25:26,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:25:26,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:25:26,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:25:26,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:25:26,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:25:26,534 INFO L87 Difference]: Start difference. First operand 103 states and 119 transitions. Second operand 3 states. [2018-11-18 10:25:26,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:25:26,550 INFO L93 Difference]: Finished difference Result 182 states and 215 transitions. [2018-11-18 10:25:26,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:25:26,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2018-11-18 10:25:26,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:25:26,552 INFO L225 Difference]: With dead ends: 182 [2018-11-18 10:25:26,552 INFO L226 Difference]: Without dead ends: 103 [2018-11-18 10:25:26,552 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:25:26,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-18 10:25:26,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-11-18 10:25:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-11-18 10:25:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2018-11-18 10:25:26,561 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 58 [2018-11-18 10:25:26,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:25:26,561 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2018-11-18 10:25:26,561 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:25:26,562 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2018-11-18 10:25:26,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 10:25:26,563 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:25:26,563 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:25:26,563 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:25:26,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:25:26,563 INFO L82 PathProgramCache]: Analyzing trace with hash 390046619, now seen corresponding path program 1 times [2018-11-18 10:25:26,564 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:25:26,564 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:25:26,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:26,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:25:26,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:25:26,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:25:26,641 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:25:26,642 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 10:25:26,642 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 10:25:26,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 10:25:26,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 10:25:26,642 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 5 states. [2018-11-18 10:25:26,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:25:26,986 INFO L93 Difference]: Finished difference Result 279 states and 335 transitions. [2018-11-18 10:25:26,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 10:25:26,986 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2018-11-18 10:25:26,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:25:26,988 INFO L225 Difference]: With dead ends: 279 [2018-11-18 10:25:26,988 INFO L226 Difference]: Without dead ends: 200 [2018-11-18 10:25:26,989 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:25:26,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2018-11-18 10:25:27,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 181. [2018-11-18 10:25:27,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-11-18 10:25:27,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 208 transitions. [2018-11-18 10:25:27,008 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 208 transitions. Word has length 66 [2018-11-18 10:25:27,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:25:27,009 INFO L480 AbstractCegarLoop]: Abstraction has 181 states and 208 transitions. [2018-11-18 10:25:27,009 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 10:25:27,009 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 208 transitions. [2018-11-18 10:25:27,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:25:27,010 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:25:27,011 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:25:27,014 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:25:27,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:25:27,014 INFO L82 PathProgramCache]: Analyzing trace with hash 221230646, now seen corresponding path program 1 times [2018-11-18 10:25:27,014 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:25:27,015 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:25:27,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:27,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:25:27,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:25:27,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:25:27,104 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:25:27,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:25:27,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:25:27,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:25:27,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:25:27,105 INFO L87 Difference]: Start difference. First operand 181 states and 208 transitions. Second operand 6 states. [2018-11-18 10:25:27,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:25:27,255 INFO L93 Difference]: Finished difference Result 445 states and 540 transitions. [2018-11-18 10:25:27,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:25:27,256 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 80 [2018-11-18 10:25:27,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:25:27,259 INFO L225 Difference]: With dead ends: 445 [2018-11-18 10:25:27,259 INFO L226 Difference]: Without dead ends: 288 [2018-11-18 10:25:27,261 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:25:27,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-11-18 10:25:27,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 284. [2018-11-18 10:25:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2018-11-18 10:25:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 332 transitions. [2018-11-18 10:25:27,285 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 332 transitions. Word has length 80 [2018-11-18 10:25:27,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:25:27,285 INFO L480 AbstractCegarLoop]: Abstraction has 284 states and 332 transitions. [2018-11-18 10:25:27,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:25:27,285 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 332 transitions. [2018-11-18 10:25:27,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 10:25:27,287 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:25:27,287 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:25:27,287 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:25:27,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:25:27,287 INFO L82 PathProgramCache]: Analyzing trace with hash 454477148, now seen corresponding path program 1 times [2018-11-18 10:25:27,288 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:25:27,288 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:25:27,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:27,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:25:27,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:25:27,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:25:27,439 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:25:27,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:25:27,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:25:27,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:25:27,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:25:27,440 INFO L87 Difference]: Start difference. First operand 284 states and 332 transitions. Second operand 6 states. [2018-11-18 10:25:27,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:25:27,593 INFO L93 Difference]: Finished difference Result 593 states and 720 transitions. [2018-11-18 10:25:27,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 10:25:27,594 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-11-18 10:25:27,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:25:27,596 INFO L225 Difference]: With dead ends: 593 [2018-11-18 10:25:27,597 INFO L226 Difference]: Without dead ends: 436 [2018-11-18 10:25:27,597 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:25:27,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2018-11-18 10:25:27,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 418. [2018-11-18 10:25:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 418 states. [2018-11-18 10:25:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 499 transitions. [2018-11-18 10:25:27,623 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 499 transitions. Word has length 84 [2018-11-18 10:25:27,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:25:27,624 INFO L480 AbstractCegarLoop]: Abstraction has 418 states and 499 transitions. [2018-11-18 10:25:27,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:25:27,624 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 499 transitions. [2018-11-18 10:25:27,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 10:25:27,625 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:25:27,625 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:25:27,626 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:25:27,626 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:25:27,626 INFO L82 PathProgramCache]: Analyzing trace with hash 784242909, now seen corresponding path program 1 times [2018-11-18 10:25:27,626 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:25:27,626 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:25:27,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:27,627 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:25:27,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:25:27,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:25:27,707 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:25:27,707 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 10:25:27,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 10:25:27,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 10:25:27,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 10:25:27,708 INFO L87 Difference]: Start difference. First operand 418 states and 499 transitions. Second operand 5 states. [2018-11-18 10:25:27,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:25:27,744 INFO L93 Difference]: Finished difference Result 719 states and 876 transitions. [2018-11-18 10:25:27,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 10:25:27,745 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 84 [2018-11-18 10:25:27,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:25:27,747 INFO L225 Difference]: With dead ends: 719 [2018-11-18 10:25:27,747 INFO L226 Difference]: Without dead ends: 428 [2018-11-18 10:25:27,748 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 10:25:27,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2018-11-18 10:25:27,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 422. [2018-11-18 10:25:27,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-11-18 10:25:27,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 502 transitions. [2018-11-18 10:25:27,771 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 502 transitions. Word has length 84 [2018-11-18 10:25:27,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:25:27,772 INFO L480 AbstractCegarLoop]: Abstraction has 422 states and 502 transitions. [2018-11-18 10:25:27,772 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 10:25:27,772 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 502 transitions. [2018-11-18 10:25:27,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 10:25:27,773 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:25:27,773 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:25:27,773 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:25:27,774 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:25:27,774 INFO L82 PathProgramCache]: Analyzing trace with hash 711856351, now seen corresponding path program 1 times [2018-11-18 10:25:27,774 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:25:27,774 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:25:27,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:27,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:25:27,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:27,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:25:27,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:25:27,923 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:25:27,923 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 10:25:27,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:25:27,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:25:27,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:25:27,924 INFO L87 Difference]: Start difference. First operand 422 states and 502 transitions. Second operand 9 states. [2018-11-18 10:25:27,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:25:27,971 INFO L93 Difference]: Finished difference Result 800 states and 971 transitions. [2018-11-18 10:25:27,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 10:25:27,972 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2018-11-18 10:25:27,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:25:27,974 INFO L225 Difference]: With dead ends: 800 [2018-11-18 10:25:27,974 INFO L226 Difference]: Without dead ends: 402 [2018-11-18 10:25:27,975 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-18 10:25:27,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states. [2018-11-18 10:25:27,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 396. [2018-11-18 10:25:27,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 396 states. [2018-11-18 10:25:27,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 469 transitions. [2018-11-18 10:25:27,994 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 469 transitions. Word has length 84 [2018-11-18 10:25:27,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:25:27,994 INFO L480 AbstractCegarLoop]: Abstraction has 396 states and 469 transitions. [2018-11-18 10:25:27,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:25:27,995 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 469 transitions. [2018-11-18 10:25:27,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 10:25:27,996 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:25:27,996 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:25:27,996 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:25:27,996 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:25:27,996 INFO L82 PathProgramCache]: Analyzing trace with hash 180502883, now seen corresponding path program 1 times [2018-11-18 10:25:27,997 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:25:27,997 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:25:27,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:27,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:25:27,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:25:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:25:28,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:25:28,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:25:28,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 10:25:28,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 10:25:28,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 10:25:28,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 10:25:28,076 INFO L87 Difference]: Start difference. First operand 396 states and 469 transitions. Second operand 10 states. [2018-11-18 10:25:28,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:25:28,289 INFO L93 Difference]: Finished difference Result 769 states and 916 transitions. [2018-11-18 10:25:28,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 10:25:28,289 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 85 [2018-11-18 10:25:28,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:25:28,290 INFO L225 Difference]: With dead ends: 769 [2018-11-18 10:25:28,290 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 10:25:28,291 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 10:25:28,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 10:25:28,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 10:25:28,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 10:25:28,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:25:28,292 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2018-11-18 10:25:28,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:25:28,292 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:25:28,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 10:25:28,293 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:25:28,293 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:25:28,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 10:25:28,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:25:28,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point L321(line 321) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point L320-1(lines 320 341) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point L320-3(lines 320 341) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point L342(lines 319 343) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 295 350) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 295 350) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 330) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point L326-1(lines 326 330) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 295 350) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point L403(lines 376 404) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 351 410) no Hoare annotation was computed. [2018-11-18 10:25:29,326 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 351 410) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 387) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point L383-1(lines 383 387) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point L377-1(lines 377 402) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point L377-3(lines 377 402) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 351 410) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point L396-1(line 396) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 891 897) the Hoare annotation is: true [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 891 897) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 898 906) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 898 906) the Hoare annotation is: true [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 898 906) no Hoare annotation was computed. [2018-11-18 10:25:29,327 INFO L421 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (< ~systemActive~0 1)) [2018-11-18 10:25:29,327 INFO L421 ceAbstractionStarter]: At program point L225-1(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (< ~systemActive~0 1)) [2018-11-18 10:25:29,327 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 219 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (< ~systemActive~0 1)) [2018-11-18 10:25:29,327 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 219 241) no Hoare annotation was computed. [2018-11-18 10:25:29,328 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 219 241) no Hoare annotation was computed. [2018-11-18 10:25:29,328 INFO L421 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (< ~systemActive~0 1)) [2018-11-18 10:25:29,328 INFO L421 ceAbstractionStarter]: At program point L231-1(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (< ~systemActive~0 1)) [2018-11-18 10:25:29,328 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2018-11-18 10:25:29,328 INFO L425 ceAbstractionStarter]: For program point L229-1(lines 229 236) no Hoare annotation was computed. [2018-11-18 10:25:29,328 INFO L425 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2018-11-18 10:25:29,328 INFO L421 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (< ~systemActive~0 1)) [2018-11-18 10:25:29,328 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 10:25:29,328 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 174 197) no Hoare annotation was computed. [2018-11-18 10:25:29,328 INFO L425 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2018-11-18 10:25:29,328 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 174 197) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 174 197) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 10:25:29,329 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-18 10:25:29,331 INFO L425 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2018-11-18 10:25:29,331 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 774 782) no Hoare annotation was computed. [2018-11-18 10:25:29,331 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 774 782) the Hoare annotation is: true [2018-11-18 10:25:29,331 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 774 782) no Hoare annotation was computed. [2018-11-18 10:25:29,331 INFO L425 ceAbstractionStarter]: For program point L802-2(lines 802 810) no Hoare annotation was computed. [2018-11-18 10:25:29,331 INFO L425 ceAbstractionStarter]: For program point L790(lines 790 798) no Hoare annotation was computed. [2018-11-18 10:25:29,331 INFO L425 ceAbstractionStarter]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2018-11-18 10:25:29,331 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 783 818) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 783 818) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 783 818) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point L802(lines 802 810) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 884 890) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 884 890) the Hoare annotation is: true [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 249 294) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 249 294) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 249 294) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point L576(lines 576 596) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 576 596) no Hoare annotation was computed. [2018-11-18 10:25:29,332 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 562 607) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 562 607) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point L582(lines 582 589) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 562 607) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 206 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (< ~systemActive~0 1)) [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 206 215) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 206 215) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 763 773) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point L768-1(line 768) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 763 773) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 763 773) no Hoare annotation was computed. [2018-11-18 10:25:29,333 INFO L425 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 755 762) no Hoare annotation was computed. [2018-11-18 10:25:29,334 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 755 762) no Hoare annotation was computed. [2018-11-18 10:25:29,334 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 755 762) no Hoare annotation was computed. [2018-11-18 10:25:29,334 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-18 10:25:29,334 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-18 10:25:29,334 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-18 10:25:29,335 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-18 10:25:29,335 INFO L421 ceAbstractionStarter]: At program point L736(line 736) the Hoare annotation is: (let ((.cse0 (< ~systemActive~0 1))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) (= 0 ~pumpRunning~0)) .cse0))) [2018-11-18 10:25:29,335 INFO L421 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse1 (< ~systemActive~0 1))) (and (let ((.cse0 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) .cse0) (and (= processEnvironment_~tmp~5 1) .cse0) .cse1)) (or (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-18 10:25:29,335 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 738) no Hoare annotation was computed. [2018-11-18 10:25:29,335 INFO L421 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (< ~systemActive~0 1))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) .cse0))) [2018-11-18 10:25:29,335 INFO L425 ceAbstractionStarter]: For program point L728-1(line 728) no Hoare annotation was computed. [2018-11-18 10:25:29,335 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 722 746) no Hoare annotation was computed. [2018-11-18 10:25:29,335 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 743) no Hoare annotation was computed. [2018-11-18 10:25:29,335 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 722 746) the Hoare annotation is: (let ((.cse0 (< ~systemActive~0 1))) (and (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) .cse0))) [2018-11-18 10:25:29,336 INFO L421 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse0 (< ~systemActive~0 1))) (and (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2018-11-18 10:25:29,336 INFO L425 ceAbstractionStarter]: For program point L741-1(lines 722 746) no Hoare annotation was computed. [2018-11-18 10:25:29,336 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 714 720) no Hoare annotation was computed. [2018-11-18 10:25:29,336 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 714 720) the Hoare annotation is: true [2018-11-18 10:25:29,336 INFO L421 ceAbstractionStarter]: At program point L640(line 640) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (and (not (= ~waterLevel~0 2)) (= 0 ~pumpRunning~0) .cse0) (< ~systemActive~0 1))) [2018-11-18 10:25:29,336 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 618 681) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (< ~systemActive~0 1)) [2018-11-18 10:25:29,336 INFO L421 ceAbstractionStarter]: At program point L671(lines 628 673) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (and (not (= ~waterLevel~0 2)) (= 0 ~pumpRunning~0) .cse0) (< ~systemActive~0 1))) [2018-11-18 10:25:29,336 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 644) no Hoare annotation was computed. [2018-11-18 10:25:29,336 INFO L425 ceAbstractionStarter]: For program point L638-1(lines 638 644) no Hoare annotation was computed. [2018-11-18 10:25:29,336 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 618 681) no Hoare annotation was computed. [2018-11-18 10:25:29,336 INFO L425 ceAbstractionStarter]: For program point L630(lines 630 634) no Hoare annotation was computed. [2018-11-18 10:25:29,336 INFO L425 ceAbstractionStarter]: For program point L628-1(lines 628 673) no Hoare annotation was computed. [2018-11-18 10:25:29,337 INFO L421 ceAbstractionStarter]: At program point L674(lines 627 675) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (< ~systemActive~0 1)) [2018-11-18 10:25:29,337 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 668) no Hoare annotation was computed. [2018-11-18 10:25:29,337 INFO L421 ceAbstractionStarter]: At program point L664-2(lines 658 669) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0) (< ~systemActive~0 1))) [2018-11-18 10:25:29,337 INFO L425 ceAbstractionStarter]: For program point L629(lines 628 673) no Hoare annotation was computed. [2018-11-18 10:25:29,337 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 669) no Hoare annotation was computed. [2018-11-18 10:25:29,337 INFO L421 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0) (< ~systemActive~0 1))) [2018-11-18 10:25:29,337 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 654) no Hoare annotation was computed. [2018-11-18 10:25:29,337 INFO L425 ceAbstractionStarter]: For program point L648-1(lines 648 654) no Hoare annotation was computed. [2018-11-18 10:25:29,337 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 618 681) no Hoare annotation was computed. [2018-11-18 10:25:29,337 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 516 561) no Hoare annotation was computed. [2018-11-18 10:25:29,337 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 543) no Hoare annotation was computed. [2018-11-18 10:25:29,339 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 516 561) no Hoare annotation was computed. [2018-11-18 10:25:29,339 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 550) no Hoare annotation was computed. [2018-11-18 10:25:29,339 INFO L425 ceAbstractionStarter]: For program point L530-1(lines 530 550) no Hoare annotation was computed. [2018-11-18 10:25:29,339 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 516 561) no Hoare annotation was computed. [2018-11-18 10:25:29,339 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 413 515) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 458) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point L502(lines 502 509) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point L463(lines 462 482) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point L459(lines 459 500) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 413 515) no Hoare annotation was computed. [2018-11-18 10:25:29,340 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point L478-1(line 478) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point L437(lines 437 441) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 512) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 413 515) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point L464(lines 464 468) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 462 482) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point L462-3(lines 462 482) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point L483(lines 461 484) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 874 883) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 874 883) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 874 883) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:25:29,341 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-11-18 10:25:29,341 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:25:29,342 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 747 754) no Hoare annotation was computed. [2018-11-18 10:25:29,342 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2018-11-18 10:25:29,342 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 747 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (< ~systemActive~0 1)) [2018-11-18 10:25:29,342 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2018-11-18 10:25:29,342 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-11-18 10:25:29,342 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-11-18 10:25:29,342 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 819 837) no Hoare annotation was computed. [2018-11-18 10:25:29,342 INFO L425 ceAbstractionStarter]: For program point L828(lines 828 832) no Hoare annotation was computed. [2018-11-18 10:25:29,342 INFO L428 ceAbstractionStarter]: At program point L826(line 826) the Hoare annotation is: true [2018-11-18 10:25:29,342 INFO L425 ceAbstractionStarter]: For program point L828-2(lines 828 832) no Hoare annotation was computed. [2018-11-18 10:25:29,342 INFO L425 ceAbstractionStarter]: For program point L826-1(line 826) no Hoare annotation was computed. [2018-11-18 10:25:29,342 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 819 837) the Hoare annotation is: true [2018-11-18 10:25:29,342 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 819 837) no Hoare annotation was computed. [2018-11-18 10:25:29,343 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-18 10:25:29,343 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2018-11-18 10:25:29,343 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-18 10:25:29,343 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:25:29,343 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 10:25:29,343 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:25:29,343 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-18 10:25:29,343 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-18 10:25:29,343 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-18 10:25:29,343 INFO L421 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~systemActive~0 1))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)) .cse1) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or (= |old(~waterLevel~0)| 2) .cse0 (not (= ~waterLevel~0 2)) .cse1) (or .cse0 (= 0 ~pumpRunning~0) .cse1))) [2018-11-18 10:25:29,343 INFO L421 ceAbstractionStarter]: At program point L701(lines 701 707) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 2))) (.cse1 (< ~systemActive~0 1))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse2 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and .cse3 (= 0 ~pumpRunning~0)) .cse2 .cse1) (or (= |old(~waterLevel~0)| 2) .cse0 .cse3 .cse1))) [2018-11-18 10:25:29,344 INFO L421 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (< ~systemActive~0 1))) (and (or (= ~pumpRunning~0 1) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0) .cse1))) [2018-11-18 10:25:29,344 INFO L425 ceAbstractionStarter]: For program point L694(lines 693 712) no Hoare annotation was computed. [2018-11-18 10:25:29,344 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 690 713) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| 2)) (.cse2 (not (= ~waterLevel~0 2))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 1 ~waterLevel~0)) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or (= ~pumpRunning~0 1) .cse1 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse4 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse6 .cse5 .cse3))) [2018-11-18 10:25:29,344 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 690 713) no Hoare annotation was computed. [2018-11-18 10:25:29,344 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 690 713) no Hoare annotation was computed. [2018-11-18 10:25:29,344 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2018-11-18 10:25:29,344 INFO L425 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2018-11-18 10:25:29,344 INFO L428 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2018-11-18 10:25:29,344 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 153 167) no Hoare annotation was computed. [2018-11-18 10:25:29,344 INFO L428 ceAbstractionStarter]: At program point L153-3(lines 153 167) the Hoare annotation is: true [2018-11-18 10:25:29,344 INFO L428 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2018-11-18 10:25:29,345 INFO L425 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-11-18 10:25:29,345 INFO L428 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2018-11-18 10:25:29,345 INFO L425 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-18 10:25:29,345 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2018-11-18 10:25:29,345 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 10:25:29,345 INFO L421 ceAbstractionStarter]: At program point L862(line 862) the Hoare annotation is: (let ((.cse0 (< ~systemActive~0 1))) (and (or (not (= 1 ~pumpRunning~0)) .cse0) (or (= ~waterLevel~0 2) (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-18 10:25:29,345 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 839 871) no Hoare annotation was computed. [2018-11-18 10:25:29,345 INFO L425 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-11-18 10:25:29,345 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 839 871) the Hoare annotation is: true [2018-11-18 10:25:29,345 INFO L421 ceAbstractionStarter]: At program point L856(line 856) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 2)) (.cse1 (< ~systemActive~0 1))) (and (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1) (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1))) [2018-11-18 10:25:29,345 INFO L425 ceAbstractionStarter]: For program point L856-1(line 856) no Hoare annotation was computed. [2018-11-18 10:25:29,345 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 867) no Hoare annotation was computed. [2018-11-18 10:25:29,346 INFO L425 ceAbstractionStarter]: For program point L854-1(lines 839 871) no Hoare annotation was computed. [2018-11-18 10:25:29,346 INFO L428 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: true [2018-11-18 10:25:29,346 INFO L425 ceAbstractionStarter]: For program point L852-1(line 852) no Hoare annotation was computed. [2018-11-18 10:25:29,346 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 868) no Hoare annotation was computed. [2018-11-18 10:25:29,346 INFO L428 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: true [2018-11-18 10:25:29,346 INFO L425 ceAbstractionStarter]: For program point L846-1(line 846) no Hoare annotation was computed. [2018-11-18 10:25:29,346 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (or (not (= 1 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0) (< ~systemActive~0 1)) [2018-11-18 10:25:29,346 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-18 10:25:29,347 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-18 10:25:29,347 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2018-11-18 10:25:29,347 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2018-11-18 10:25:29,347 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:25:29,347 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) [2018-11-18 10:25:29,347 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:25:29,348 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:25:29,348 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-18 10:25:29,348 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-18 10:25:29,348 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse4 (= |old(~waterLevel~0)| 2)) (.cse5 (not (= ~waterLevel~0 2))) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= 1 ~waterLevel~0)) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse3) (or .cse4 .cse6 .cse5 .cse3) (or .cse6 .cse2 .cse1 .cse3))) [2018-11-18 10:25:29,348 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 609 616) no Hoare annotation was computed. [2018-11-18 10:25:29,348 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2018-11-18 10:25:29,348 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 609 616) the Hoare annotation is: true [2018-11-18 10:25:29,348 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 609 616) no Hoare annotation was computed. [2018-11-18 10:25:29,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:25:29 BoogieIcfgContainer [2018-11-18 10:25:29,361 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:25:29,361 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:25:29,361 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:25:29,361 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:25:29,362 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:25:25" (3/4) ... [2018-11-18 10:25:29,365 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 10:25:29,371 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 10:25:29,372 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 10:25:29,373 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 10:25:29,373 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 10:25:29,373 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 10:25:29,373 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 10:25:29,373 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 10:25:29,373 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 10:25:29,373 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-18 10:25:29,373 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 10:25:29,373 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 10:25:29,374 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 10:25:29,374 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 10:25:29,380 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 10:25:29,381 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 10:25:29,381 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 10:25:29,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || (pumpRunning == 1 && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || ((!(waterLevel == 2) && 0 == pumpRunning) && splverifierCounter == 0)) || systemActive < 1 [2018-11-18 10:25:29,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || systemActive < 1 [2018-11-18 10:25:29,438 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a702f685-9a2e-4010-8c67-57a929916973/bin-2019/uautomizer/witness.graphml [2018-11-18 10:25:29,438 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:25:29,438 INFO L168 Benchmark]: Toolchain (without parser) took 4600.96 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 337.1 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -292.6 MB). Peak memory consumption was 44.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:25:29,439 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:25:29,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -193.3 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:25:29,440 INFO L168 Benchmark]: Boogie Preprocessor took 60.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:25:29,440 INFO L168 Benchmark]: RCFGBuilder took 733.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 90.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:25:29,440 INFO L168 Benchmark]: TraceAbstraction took 3379.38 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 180.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -203.1 MB). Peak memory consumption was 305.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:25:29,440 INFO L168 Benchmark]: Witness Printer took 76.80 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:25:29,441 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 348.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -193.3 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 733.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 90.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3379.38 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 180.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -203.1 MB). Peak memory consumption was 305.8 MB. Max. memory is 11.5 GB. * Witness Printer took 76.80 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 613]: 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: 628]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || (pumpRunning == 1 && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || ((!(waterLevel == 2) && 0 == pumpRunning) && splverifierCounter == 0)) || systemActive < 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || systemActive < 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 223 locations, 1 error locations. SAFE Result, 3.3s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1173 SDtfs, 517 SDslu, 3364 SDs, 0 SdLazy, 514 SolverSat, 114 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 75 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=7, 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: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 53 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 758 PreInvPairs, 808 NumberOfFragments, 849 HoareAnnotationTreeSize, 758 FomulaSimplifications, 525 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 3003 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 647 NumberOfCodeBlocks, 647 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 638 ConstructedInterpolants, 0 QuantifiedInterpolants, 72515 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...