./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product16_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product16_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 407d2ed2af07127fb49dbf31f1dfe014dd6d299c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:16:08,134 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:16:08,137 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:16:08,148 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:16:08,149 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:16:08,151 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:16:08,153 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:16:08,155 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:16:08,158 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:16:08,160 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:16:08,163 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:16:08,163 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:16:08,164 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:16:08,168 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:16:08,170 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:16:08,177 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:16:08,178 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:16:08,180 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:16:08,184 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:16:08,185 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:16:08,189 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:16:08,191 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:16:08,194 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:16:08,196 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:16:08,197 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:16:08,198 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:16:08,199 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:16:08,199 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:16:08,200 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:16:08,203 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:16:08,205 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:16:08,205 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:16:08,206 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:16:08,206 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:16:08,207 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:16:08,207 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:16:08,208 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 22:16:08,227 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:16:08,228 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:16:08,229 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:16:08,229 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:16:08,230 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:16:08,230 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:16:08,230 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 22:16:08,230 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:16:08,231 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 22:16:08,231 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 22:16:08,231 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:16:08,232 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:16:08,232 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:16:08,232 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:16:08,232 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:16:08,232 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:16:08,232 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:16:08,233 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:16:08,233 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:16:08,233 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:16:08,233 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:16:08,233 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:16:08,234 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:16:08,234 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:16:08,234 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:16:08,234 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:16:08,234 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:16:08,234 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:16:08,235 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:16:08,235 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:16:08,235 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 22:16:08,235 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:16:08,235 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:16:08,235 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 22:16:08,236 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan 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 -> Taipan 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 -> 407d2ed2af07127fb49dbf31f1dfe014dd6d299c [2018-10-26 22:16:08,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:16:08,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:16:08,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:16:08,284 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:16:08,285 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:16:08,286 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product16_true-unreach-call_false-termination.cil.c [2018-10-26 22:16:08,346 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/data/5ea4a4c2a/e643b128f06848909cf12456a5825ed4/FLAG674e90450 [2018-10-26 22:16:08,803 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:16:08,804 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/sv-benchmarks/c/product-lines/minepump_spec4_product16_true-unreach-call_false-termination.cil.c [2018-10-26 22:16:08,816 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/data/5ea4a4c2a/e643b128f06848909cf12456a5825ed4/FLAG674e90450 [2018-10-26 22:16:08,829 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/data/5ea4a4c2a/e643b128f06848909cf12456a5825ed4 [2018-10-26 22:16:08,832 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:16:08,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:16:08,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:16:08,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:16:08,839 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:16:08,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:16:08" (1/1) ... [2018-10-26 22:16:08,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717667f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:08, skipping insertion in model container [2018-10-26 22:16:08,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:16:08" (1/1) ... [2018-10-26 22:16:08,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:16:08,897 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:16:09,205 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:16:09,220 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:16:09,310 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:16:09,338 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:16:09,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09 WrapperNode [2018-10-26 22:16:09,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:16:09,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:16:09,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:16:09,340 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:16:09,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... [2018-10-26 22:16:09,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... [2018-10-26 22:16:09,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:16:09,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:16:09,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:16:09,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:16:09,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... [2018-10-26 22:16:09,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... [2018-10-26 22:16:09,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... [2018-10-26 22:16:09,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... [2018-10-26 22:16:09,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... [2018-10-26 22:16:09,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... [2018-10-26 22:16:09,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... [2018-10-26 22:16:09,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:16:09,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:16:09,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:16:09,545 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:16:09,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/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 [2018-10-26 22:16:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 22:16:09,626 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 22:16:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-10-26 22:16:09,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-10-26 22:16:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 22:16:09,628 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 22:16:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-10-26 22:16:09,628 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-10-26 22:16:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 22:16:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 22:16:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 22:16:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 22:16:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 22:16:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 22:16:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 22:16:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 22:16:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-26 22:16:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-26 22:16:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 22:16:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 22:16:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 22:16:09,634 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 22:16:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 22:16:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 22:16:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-10-26 22:16:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-10-26 22:16:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 22:16:09,636 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 22:16:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 22:16:09,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 22:16:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 22:16:09,636 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 22:16:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-10-26 22:16:09,636 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-10-26 22:16:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 22:16:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 22:16:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 22:16:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 22:16:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-26 22:16:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-26 22:16:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 22:16:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 22:16:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 22:16:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 22:16:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 22:16:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 22:16:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:16:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:16:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 22:16:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 22:16:10,750 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:16:10,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:16:10 BoogieIcfgContainer [2018-10-26 22:16:10,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:16:10,751 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 22:16:10,751 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 22:16:10,756 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 22:16:10,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 10:16:08" (1/3) ... [2018-10-26 22:16:10,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a0fb5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:16:10, skipping insertion in model container [2018-10-26 22:16:10,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:16:09" (2/3) ... [2018-10-26 22:16:10,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a0fb5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:16:10, skipping insertion in model container [2018-10-26 22:16:10,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:16:10" (3/3) ... [2018-10-26 22:16:10,760 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product16_true-unreach-call_false-termination.cil.c [2018-10-26 22:16:10,772 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 22:16:10,781 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 22:16:10,802 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 22:16:10,848 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 22:16:10,848 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 22:16:10,849 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 22:16:10,849 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 22:16:10,849 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 22:16:10,849 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 22:16:10,849 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 22:16:10,849 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 22:16:10,878 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states. [2018-10-26 22:16:10,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 22:16:10,890 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:16:10,892 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] [2018-10-26 22:16:10,895 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:16:10,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:16:10,909 INFO L82 PathProgramCache]: Analyzing trace with hash 671730690, now seen corresponding path program 1 times [2018-10-26 22:16:10,911 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:16:10,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:10,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:16:10,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:10,966 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:16:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:16:11,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:16:11,266 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:16:11,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 22:16:11,267 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:16:11,275 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 22:16:11,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 22:16:11,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 22:16:11,292 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 2 states. [2018-10-26 22:16:11,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:16:11,327 INFO L93 Difference]: Finished difference Result 228 states and 281 transitions. [2018-10-26 22:16:11,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 22:16:11,329 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-10-26 22:16:11,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:16:11,343 INFO L225 Difference]: With dead ends: 228 [2018-10-26 22:16:11,343 INFO L226 Difference]: Without dead ends: 114 [2018-10-26 22:16:11,347 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 22:16:11,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-10-26 22:16:11,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-10-26 22:16:11,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-10-26 22:16:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2018-10-26 22:16:11,404 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 46 [2018-10-26 22:16:11,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:16:11,404 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2018-10-26 22:16:11,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 22:16:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2018-10-26 22:16:11,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 22:16:11,408 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:16:11,408 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] [2018-10-26 22:16:11,408 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:16:11,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:16:11,413 INFO L82 PathProgramCache]: Analyzing trace with hash -1059766518, now seen corresponding path program 1 times [2018-10-26 22:16:11,414 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:16:11,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:11,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:16:11,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:11,416 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:16:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:16:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:16:11,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:16:11,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 22:16:11,610 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:16:11,611 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 22:16:11,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 22:16:11,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 22:16:11,612 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 3 states. [2018-10-26 22:16:11,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:16:11,644 INFO L93 Difference]: Finished difference Result 165 states and 189 transitions. [2018-10-26 22:16:11,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 22:16:11,644 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-10-26 22:16:11,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:16:11,646 INFO L225 Difference]: With dead ends: 165 [2018-10-26 22:16:11,646 INFO L226 Difference]: Without dead ends: 104 [2018-10-26 22:16:11,647 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 22:16:11,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-10-26 22:16:11,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-10-26 22:16:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-10-26 22:16:11,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2018-10-26 22:16:11,660 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 48 [2018-10-26 22:16:11,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:16:11,661 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2018-10-26 22:16:11,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 22:16:11,661 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2018-10-26 22:16:11,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 22:16:11,663 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:16:11,663 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] [2018-10-26 22:16:11,663 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:16:11,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:16:11,664 INFO L82 PathProgramCache]: Analyzing trace with hash -77278637, now seen corresponding path program 1 times [2018-10-26 22:16:11,664 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:16:11,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:11,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:16:11,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:11,665 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:16:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:16:12,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:16:12,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:16:12,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 22:16:12,021 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:16:12,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 22:16:12,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 22:16:12,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:16:12,022 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 7 states. [2018-10-26 22:16:12,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:16:12,860 INFO L93 Difference]: Finished difference Result 315 states and 378 transitions. [2018-10-26 22:16:12,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 22:16:12,860 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-10-26 22:16:12,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:16:12,863 INFO L225 Difference]: With dead ends: 315 [2018-10-26 22:16:12,863 INFO L226 Difference]: Without dead ends: 235 [2018-10-26 22:16:12,863 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 22:16:12,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2018-10-26 22:16:12,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 223. [2018-10-26 22:16:12,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2018-10-26 22:16:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 267 transitions. [2018-10-26 22:16:12,914 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 267 transitions. Word has length 53 [2018-10-26 22:16:12,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:16:12,920 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 267 transitions. [2018-10-26 22:16:12,920 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 22:16:12,921 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 267 transitions. [2018-10-26 22:16:12,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 22:16:12,923 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:16:12,923 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] [2018-10-26 22:16:12,924 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:16:12,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:16:12,924 INFO L82 PathProgramCache]: Analyzing trace with hash 696748963, now seen corresponding path program 1 times [2018-10-26 22:16:12,924 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:16:12,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:12,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:16:12,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:12,930 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:16:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:16:13,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:16:13,543 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:16:13,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-10-26 22:16:13,543 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:16:13,544 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 22:16:13,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 22:16:13,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-10-26 22:16:13,545 INFO L87 Difference]: Start difference. First operand 223 states and 267 transitions. Second operand 10 states. [2018-10-26 22:16:14,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:16:14,741 INFO L93 Difference]: Finished difference Result 772 states and 987 transitions. [2018-10-26 22:16:14,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-26 22:16:14,742 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-10-26 22:16:14,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:16:14,748 INFO L225 Difference]: With dead ends: 772 [2018-10-26 22:16:14,748 INFO L226 Difference]: Without dead ends: 573 [2018-10-26 22:16:14,750 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-10-26 22:16:14,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2018-10-26 22:16:14,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 561. [2018-10-26 22:16:14,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2018-10-26 22:16:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 691 transitions. [2018-10-26 22:16:14,822 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 691 transitions. Word has length 58 [2018-10-26 22:16:14,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:16:14,823 INFO L481 AbstractCegarLoop]: Abstraction has 561 states and 691 transitions. [2018-10-26 22:16:14,823 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 22:16:14,823 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 691 transitions. [2018-10-26 22:16:14,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 22:16:14,827 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:16:14,827 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] [2018-10-26 22:16:14,827 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:16:14,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:16:14,828 INFO L82 PathProgramCache]: Analyzing trace with hash -2096710263, now seen corresponding path program 1 times [2018-10-26 22:16:14,828 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:16:14,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:14,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:16:14,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:14,829 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:16:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:16:14,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:16:14,984 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:16:14,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 22:16:14,985 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:16:14,985 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 22:16:14,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 22:16:14,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 22:16:14,986 INFO L87 Difference]: Start difference. First operand 561 states and 691 transitions. Second operand 4 states. [2018-10-26 22:16:15,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:16:15,360 INFO L93 Difference]: Finished difference Result 954 states and 1210 transitions. [2018-10-26 22:16:15,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 22:16:15,361 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-10-26 22:16:15,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:16:15,363 INFO L225 Difference]: With dead ends: 954 [2018-10-26 22:16:15,364 INFO L226 Difference]: Without dead ends: 417 [2018-10-26 22:16:15,367 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 22:16:15,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2018-10-26 22:16:15,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 405. [2018-10-26 22:16:15,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2018-10-26 22:16:15,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 467 transitions. [2018-10-26 22:16:15,410 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 467 transitions. Word has length 62 [2018-10-26 22:16:15,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:16:15,410 INFO L481 AbstractCegarLoop]: Abstraction has 405 states and 467 transitions. [2018-10-26 22:16:15,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 22:16:15,411 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 467 transitions. [2018-10-26 22:16:15,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 22:16:15,424 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:16:15,424 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:16:15,424 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:16:15,424 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:16:15,425 INFO L82 PathProgramCache]: Analyzing trace with hash 229027836, now seen corresponding path program 1 times [2018-10-26 22:16:15,425 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:16:15,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:15,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:16:15,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:16:15,426 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:16:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:16:15,814 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 22:16:15,814 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:16:15,814 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:16:15,815 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 92 with the following transitions: [2018-10-26 22:16:15,817 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [43], [45], [46], [47], [48], [49], [77], [81], [87], [91], [95], [98], [103], [109], [111], [117], [120], [123], [131], [132], [133], [134], [176], [183], [186], [197], [202], [206], [207], [210], [211], [212], [213], [214], [216], [217], [218], [219], [220], [221], [222], [223], [224], [228], [240], [241], [246], [247], [248], [249], [260], [261], [262], [263], [264] [2018-10-26 22:16:15,873 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 22:16:15,873 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 22:16:28,913 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 22:16:28,914 INFO L272 AbstractInterpreter]: Visited 60 different actions 124 times. Merged at 14 different actions 21 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 133 variables. [2018-10-26 22:16:28,928 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:16:28,929 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 22:16:43,308 INFO L227 lantSequenceWeakener]: Weakened 82 states. On average, predicates are now at 97.59% of their original sizes. [2018-10-26 22:16:43,309 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 22:16:44,350 INFO L415 sIntCurrentIteration]: We unified 90 AI predicates to 90 [2018-10-26 22:16:44,350 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 22:16:44,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 22:16:44,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [30] imperfect sequences [7] total 35 [2018-10-26 22:16:44,351 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:16:44,352 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-10-26 22:16:44,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-10-26 22:16:44,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=737, Unknown=0, NotChecked=0, Total=870 [2018-10-26 22:16:44,353 INFO L87 Difference]: Start difference. First operand 405 states and 467 transitions. Second operand 30 states. [2018-10-26 22:17:16,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:17:16,090 INFO L93 Difference]: Finished difference Result 585 states and 696 transitions. [2018-10-26 22:17:16,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-10-26 22:17:16,090 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 91 [2018-10-26 22:17:16,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:17:16,091 INFO L225 Difference]: With dead ends: 585 [2018-10-26 22:17:16,091 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 22:17:16,094 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 112 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=355, Invalid=2297, Unknown=0, NotChecked=0, Total=2652 [2018-10-26 22:17:16,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 22:17:16,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 22:17:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 22:17:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 22:17:16,096 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2018-10-26 22:17:16,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:17:16,096 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 22:17:16,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-10-26 22:17:16,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 22:17:16,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:17:16,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 22:17:16,452 WARN L179 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2018-10-26 22:17:16,599 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 141 [2018-10-26 22:17:16,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:17:16,845 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2018-10-26 22:17:17,297 WARN L179 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 240 [2018-10-26 22:17:17,491 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 223 [2018-10-26 22:17:18,620 WARN L179 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 105 DAG size of output: 22 [2018-10-26 22:17:18,723 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 26 [2018-10-26 22:17:19,615 WARN L179 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 69 [2018-10-26 22:17:20,899 WARN L179 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 200 DAG size of output: 54 [2018-10-26 22:17:21,162 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2018-10-26 22:17:21,794 WARN L179 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 60 [2018-10-26 22:17:22,045 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 46 [2018-10-26 22:17:22,274 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 34 [2018-10-26 22:17:22,584 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 31 [2018-10-26 22:17:23,594 WARN L179 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 67 [2018-10-26 22:17:23,926 WARN L179 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 27 [2018-10-26 22:17:24,204 WARN L179 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 34 [2018-10-26 22:17:24,942 WARN L179 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 67 [2018-10-26 22:17:25,145 WARN L179 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 48 [2018-10-26 22:17:25,356 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 1 [2018-10-26 22:17:25,595 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 59 [2018-10-26 22:17:25,597 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-10-26 22:17:25,597 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-10-26 22:17:25,598 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-10-26 22:17:25,598 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-10-26 22:17:25,598 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-10-26 22:17:25,598 INFO L421 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-10-26 22:17:25,598 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 817 841) the Hoare annotation is: true [2018-10-26 22:17:25,598 INFO L425 ceAbstractionStarter]: For program point L829(lines 829 835) no Hoare annotation was computed. [2018-10-26 22:17:25,598 INFO L421 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-10-26 22:17:25,598 INFO L425 ceAbstractionStarter]: For program point L827-1(line 827) no Hoare annotation was computed. [2018-10-26 22:17:25,598 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 838) no Hoare annotation was computed. [2018-10-26 22:17:25,599 INFO L425 ceAbstractionStarter]: For program point L825-1(lines 817 841) no Hoare annotation was computed. [2018-10-26 22:17:25,599 INFO L428 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2018-10-26 22:17:25,599 INFO L425 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-10-26 22:17:25,599 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 817 841) no Hoare annotation was computed. [2018-10-26 22:17:25,599 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 605 627) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 22:17:25,599 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 605 627) no Hoare annotation was computed. [2018-10-26 22:17:25,599 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 605 627) no Hoare annotation was computed. [2018-10-26 22:17:25,599 INFO L421 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)) (and (= main_~tmp~3 ~waterLevel~0) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= main_~tmp~3 (+ ~pumpRunning~0 1)) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2018-10-26 22:17:25,599 INFO L421 ceAbstractionStarter]: At program point L617-1(line 617) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)) (and (= main_~tmp~3 ~waterLevel~0) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= main_~tmp~3 (+ ~pumpRunning~0 1)) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2018-10-26 22:17:25,599 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 622) no Hoare annotation was computed. [2018-10-26 22:17:25,600 INFO L425 ceAbstractionStarter]: For program point L615-1(lines 615 622) no Hoare annotation was computed. [2018-10-26 22:17:25,600 INFO L425 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2018-10-26 22:17:25,600 INFO L421 ceAbstractionStarter]: At program point L612(line 612) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 22:17:25,600 INFO L421 ceAbstractionStarter]: At program point L611(line 611) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 22:17:25,600 INFO L421 ceAbstractionStarter]: At program point L611-1(line 611) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 22:17:25,600 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 671 677) no Hoare annotation was computed. [2018-10-26 22:17:25,600 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 671 677) the Hoare annotation is: true [2018-10-26 22:17:25,600 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 793 807) no Hoare annotation was computed. [2018-10-26 22:17:25,600 INFO L421 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (< 0 .cse1))) (and (or (< (* 2 ~waterLevel~0) 4) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or (< .cse1 0) (not (= ~waterLevel~0 1)) .cse0)))) [2018-10-26 22:17:25,601 INFO L425 ceAbstractionStarter]: For program point L797(lines 797 803) no Hoare annotation was computed. [2018-10-26 22:17:25,601 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 793 807) the Hoare annotation is: (let ((.cse6 (+ |old(~pumpRunning~0)| 2)) (.cse5 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~waterLevel~0 |old(~systemActive~0)|)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 0 .cse5)) (.cse1 (+ ~systemActive~0 ~waterLevel~0)) (.cse3 (< .cse6 ~waterLevel~0))) (and (or (< .cse0 2) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (and (<= 2 .cse1) (<= ~systemActive~0 ~waterLevel~0)) .cse2 .cse3) (or .cse4 (< (* 2 ~waterLevel~0) 4) .cse2 .cse3) (or (and (<= .cse1 3) (<= (+ ~pumpRunning~0 1) ~systemActive~0)) (< .cse0 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) .cse2 .cse3) (or .cse4 (< .cse5 0) (not (= ~waterLevel~0 1)) .cse2) (or (not (= |old(~systemActive~0)| 0)) (< ~waterLevel~0 .cse6) (<= .cse1 2) (< |old(~pumpRunning~0)| |old(~systemActive~0)|) (< 0 (+ |old(~pumpRunning~0)| |old(~systemActive~0)|)) .cse3)))) [2018-10-26 22:17:25,601 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 793 807) no Hoare annotation was computed. [2018-10-26 22:17:25,601 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 748 756) no Hoare annotation was computed. [2018-10-26 22:17:25,601 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 748 756) the Hoare annotation is: true [2018-10-26 22:17:25,601 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 748 756) no Hoare annotation was computed. [2018-10-26 22:17:25,601 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-10-26 22:17:25,601 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-10-26 22:17:25,601 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 595 604) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 22:17:25,602 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 595 604) no Hoare annotation was computed. [2018-10-26 22:17:25,602 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 595 604) no Hoare annotation was computed. [2018-10-26 22:17:25,602 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 737 747) the Hoare annotation is: true [2018-10-26 22:17:25,602 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 737 747) no Hoare annotation was computed. [2018-10-26 22:17:25,602 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 737 747) no Hoare annotation was computed. [2018-10-26 22:17:25,602 INFO L428 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-10-26 22:17:25,602 INFO L425 ceAbstractionStarter]: For program point L742-1(line 742) no Hoare annotation was computed. [2018-10-26 22:17:25,602 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 729 736) the Hoare annotation is: true [2018-10-26 22:17:25,602 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 729 736) no Hoare annotation was computed. [2018-10-26 22:17:25,602 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 729 736) no Hoare annotation was computed. [2018-10-26 22:17:25,603 INFO L421 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-10-26 22:17:25,603 INFO L425 ceAbstractionStarter]: For program point L698-1(lines 679 703) no Hoare annotation was computed. [2018-10-26 22:17:25,603 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 679 703) no Hoare annotation was computed. [2018-10-26 22:17:25,603 INFO L421 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-10-26 22:17:25,603 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 679 703) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-10-26 22:17:25,603 INFO L421 ceAbstractionStarter]: At program point L689(line 689) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-10-26 22:17:25,603 INFO L425 ceAbstractionStarter]: For program point L687(lines 687 695) no Hoare annotation was computed. [2018-10-26 22:17:25,603 INFO L421 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-10-26 22:17:25,603 INFO L425 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2018-10-26 22:17:25,603 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 700) no Hoare annotation was computed. [2018-10-26 22:17:25,604 INFO L421 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse11 (* 2 test_~tmp~7))) (let ((.cse1 (<= 0 (+ .cse11 4294967296))) (.cse2 (<= .cse11 4294967294)) (.cse3 (<= .cse10 2)) (.cse5 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647))) (.cse6 (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646))) (.cse8 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse4 (<= 1 .cse10)) (.cse7 (= ~pumpRunning~0 0)) (.cse9 (= test_~splverifierCounter~0 0))) (or (let ((.cse0 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse0 1) .cse1 .cse2 (<= 1 .cse0) .cse3 .cse4 .cse5 .cse6 .cse7 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse8 .cse9)) (not (= |old(~systemActive~0)| 1)) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse1 .cse2 .cse3 .cse4 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse5 .cse6 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse7 .cse8 .cse9) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse4 .cse7 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 22:17:25,604 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 843 910) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 22:17:25,604 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 869) no Hoare annotation was computed. [2018-10-26 22:17:25,604 INFO L425 ceAbstractionStarter]: For program point L863-1(lines 863 869) no Hoare annotation was computed. [2018-10-26 22:17:25,604 INFO L425 ceAbstractionStarter]: For program point L855(lines 855 859) no Hoare annotation was computed. [2018-10-26 22:17:25,604 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 843 910) no Hoare annotation was computed. [2018-10-26 22:17:25,604 INFO L425 ceAbstractionStarter]: For program point L853-1(lines 853 902) no Hoare annotation was computed. [2018-10-26 22:17:25,605 INFO L421 ceAbstractionStarter]: At program point L903(lines 852 904) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 22:17:25,605 INFO L421 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (let ((.cse4 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse0 (<= 1 .cse4)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse0 .cse1 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse2) (let ((.cse3 (* 2 test_~tmp~7))) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) (<= 0 (+ .cse3 4294967296)) (<= .cse3 4294967294) (<= .cse4 2) .cse0 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse1 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 22:17:25,605 INFO L425 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2018-10-26 22:17:25,605 INFO L421 ceAbstractionStarter]: At program point L891-1(lines 883 898) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse11 (* 2 test_~tmp~7))) (let ((.cse1 (<= 0 (+ .cse11 4294967296))) (.cse2 (<= .cse11 4294967294)) (.cse3 (<= .cse10 2)) (.cse4 (<= 1 .cse10)) (.cse5 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647))) (.cse6 (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646))) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse9 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse0 1) .cse1 .cse2 (<= 1 .cse0) .cse3 .cse4 .cse5 .cse6 .cse7 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse8 .cse9)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse4 .cse7 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse9) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse1 .cse2 .cse3 .cse4 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse5 .cse6 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse7 .cse8 .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 22:17:25,605 INFO L425 ceAbstractionStarter]: For program point L854(lines 853 902) no Hoare annotation was computed. [2018-10-26 22:17:25,606 INFO L421 ceAbstractionStarter]: At program point L885(line 885) the Hoare annotation is: (let ((.cse4 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse0 (<= 1 .cse4)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse0 .cse1 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse2) (let ((.cse3 (* 2 test_~tmp~7))) (and (<= 0 (+ .cse3 4294967296)) (<= .cse3 4294967294) (<= .cse4 2) .cse0 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse1 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 22:17:25,606 INFO L425 ceAbstractionStarter]: For program point L883(lines 883 898) no Hoare annotation was computed. [2018-10-26 22:17:25,606 INFO L421 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse2 (<= 1 .cse1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (let ((.cse0 (* 2 test_~tmp~7))) (and (<= 0 (+ .cse0 4294967296)) (<= .cse0 4294967294) (<= .cse1 2) .cse2 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse3 .cse4)) (not (= |old(~systemActive~0)| 1)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse2 .cse3 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse4) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 22:17:25,606 INFO L425 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2018-10-26 22:17:25,606 INFO L425 ceAbstractionStarter]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2018-10-26 22:17:25,606 INFO L421 ceAbstractionStarter]: At program point L900(lines 853 902) the Hoare annotation is: (let ((.cse11 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse12 (* 2 test_~tmp~7))) (let ((.cse10 (<= ~waterLevel~0 (+ ~pumpRunning~0 1))) (.cse1 (<= 0 (+ .cse12 4294967296))) (.cse2 (<= .cse12 4294967294)) (.cse3 (<= .cse11 2)) (.cse4 (<= 1 .cse11)) (.cse5 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647))) (.cse6 (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646))) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse9 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse0 1) .cse1 .cse2 (<= 1 .cse0) .cse3 .cse4 .cse5 .cse6 .cse7 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse8 .cse9)) (and (= ~systemActive~0 1) .cse10 .cse4 .cse7 .cse9) (and .cse10 .cse4 .cse7 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse9) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse1 .cse2 .cse3 .cse4 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse5 .cse6 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse7 .cse8 .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 22:17:25,607 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 843 910) no Hoare annotation was computed. [2018-10-26 22:17:25,607 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:17:25,607 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-10-26 22:17:25,607 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:17:25,607 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 520 528) the Hoare annotation is: true [2018-10-26 22:17:25,607 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 520 528) no Hoare annotation was computed. [2018-10-26 22:17:25,607 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 520 528) no Hoare annotation was computed. [2018-10-26 22:17:25,607 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 476 487) no Hoare annotation was computed. [2018-10-26 22:17:25,607 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 476 487) the Hoare annotation is: true [2018-10-26 22:17:25,607 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 476 487) no Hoare annotation was computed. [2018-10-26 22:17:25,607 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 488 496) the Hoare annotation is: true [2018-10-26 22:17:25,607 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 488 496) no Hoare annotation was computed. [2018-10-26 22:17:25,608 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 488 496) no Hoare annotation was computed. [2018-10-26 22:17:25,608 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 532 561) no Hoare annotation was computed. [2018-10-26 22:17:25,608 INFO L425 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-10-26 22:17:25,608 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 550) no Hoare annotation was computed. [2018-10-26 22:17:25,608 INFO L428 ceAbstractionStarter]: At program point L546-1(lines 546 550) the Hoare annotation is: true [2018-10-26 22:17:25,608 INFO L425 ceAbstractionStarter]: For program point L542-1(lines 542 556) no Hoare annotation was computed. [2018-10-26 22:17:25,608 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 532 561) the Hoare annotation is: true [2018-10-26 22:17:25,608 INFO L428 ceAbstractionStarter]: At program point L542-3(lines 542 556) the Hoare annotation is: true [2018-10-26 22:17:25,608 INFO L428 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: true [2018-10-26 22:17:25,608 INFO L425 ceAbstractionStarter]: For program point L538-1(line 538) no Hoare annotation was computed. [2018-10-26 22:17:25,609 INFO L428 ceAbstractionStarter]: At program point L557(lines 532 561) the Hoare annotation is: true [2018-10-26 22:17:25,609 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-26 22:17:25,609 INFO L421 ceAbstractionStarter]: At program point L660(line 660) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse4 (< 0 .cse3)) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (<= .cse0 1) (<= 1 .cse0) .cse1 .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse4) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse4 (and .cse1 (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-10-26 22:17:25,609 INFO L421 ceAbstractionStarter]: At program point L658(lines 658 664) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) .cse0 (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse1) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse1 1) .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse0)))) [2018-10-26 22:17:25,609 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 647 670) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse1) .cse2 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1) .cse1) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse2)))) [2018-10-26 22:17:25,609 INFO L421 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= |old(~waterLevel~0)| 1)) .cse1) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse1 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-10-26 22:17:25,609 INFO L425 ceAbstractionStarter]: For program point L651(lines 650 669) no Hoare annotation was computed. [2018-10-26 22:17:25,609 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 647 670) no Hoare annotation was computed. [2018-10-26 22:17:25,610 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 647 670) no Hoare annotation was computed. [2018-10-26 22:17:25,610 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 452 463) the Hoare annotation is: true [2018-10-26 22:17:25,610 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 452 463) no Hoare annotation was computed. [2018-10-26 22:17:25,610 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2018-10-26 22:17:25,610 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:17:25,610 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-10-26 22:17:25,610 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 22:17:25,610 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:17:25,610 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 587 593) no Hoare annotation was computed. [2018-10-26 22:17:25,610 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 587 593) the Hoare annotation is: true [2018-10-26 22:17:25,610 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 808 815) no Hoare annotation was computed. [2018-10-26 22:17:25,610 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 808 815) the Hoare annotation is: (let ((.cse5 (+ ~pumpRunning~0 2))) (let ((.cse2 (+ ~waterLevel~0 |old(~systemActive~0)|)) (.cse1 (+ ~pumpRunning~0 1)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse3 (< 0 (* 2 ~pumpRunning~0))) (.cse4 (< .cse5 ~waterLevel~0))) (and (or (and (<= .cse0 3) (<= .cse1 ~systemActive~0)) (< .cse2 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) .cse3 .cse4) (or (not (= |old(~systemActive~0)| 0)) (< ~waterLevel~0 .cse5) (< ~pumpRunning~0 |old(~systemActive~0)|) (<= .cse0 2) (< 0 (+ ~pumpRunning~0 |old(~systemActive~0)|)) .cse4) (or (< .cse2 2) (< .cse1 |old(~systemActive~0)|) (and (<= 2 .cse0) (<= ~systemActive~0 ~waterLevel~0)) .cse3 .cse4)))) [2018-10-26 22:17:25,611 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 808 815) no Hoare annotation was computed. [2018-10-26 22:17:25,611 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 464 475) no Hoare annotation was computed. [2018-10-26 22:17:25,611 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 464 475) the Hoare annotation is: (let ((.cse1 (* 2 ~pumpRunning~0))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< 0 .cse1))) (and (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1)) (< .cse1 0) (not (= |old(~waterLevel~0)| 1)) .cse2) (let ((.cse3 (+ ~pumpRunning~0 2))) (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 .cse3) (<= 2 .cse0)) .cse2 (< .cse3 |old(~waterLevel~0)|)))))) [2018-10-26 22:17:25,611 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 464 475) no Hoare annotation was computed. [2018-10-26 22:17:25,611 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 633) no Hoare annotation was computed. [2018-10-26 22:17:25,611 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 629 636) no Hoare annotation was computed. [2018-10-26 22:17:25,611 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 629 636) the Hoare annotation is: true [2018-10-26 22:17:25,611 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 629 636) no Hoare annotation was computed. [2018-10-26 22:17:25,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 10:17:25 BoogieIcfgContainer [2018-10-26 22:17:25,625 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 22:17:25,626 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:17:25,626 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:17:25,626 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:17:25,626 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:16:10" (3/4) ... [2018-10-26 22:17:25,641 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:17:25,657 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 22:17:25,657 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 22:17:25,657 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-10-26 22:17:25,657 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 22:17:25,658 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 22:17:25,659 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-26 22:17:25,659 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 22:17:25,659 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 22:17:25,659 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 22:17:25,659 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 22:17:25,659 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-10-26 22:17:25,659 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 22:17:25,659 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 22:17:25,677 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2018-10-26 22:17:25,678 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 22:17:25,678 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 22:17:25,701 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\old(systemActive) == 1) || (((((((((((pumpRunning + systemActive <= 1 && 0 <= 2 * tmp + 4294967296) && 2 * tmp <= 4294967294) && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || ((((systemActive == 1 && waterLevel <= pumpRunning + 1) && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && pumpRunning + tmp <= 2147483647) && 0 <= tmp + splverifierCounter + 2147483648) && splverifierCounter == 0)) || (((((((((((0 <= pumpRunning + tmp___1 + 2147483648 && 0 <= 2 * tmp + 4294967296) && 2 * tmp <= 4294967294) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && waterLevel + tmp___1 <= 2147483649) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-26 22:17:25,701 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(systemActive) == 1) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-26 22:17:25,759 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6bc7540d-da5a-4a06-9eb1-eb58ef5eaad2/bin-2019/utaipan/witness.graphml [2018-10-26 22:17:25,760 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:17:25,760 INFO L168 Benchmark]: Toolchain (without parser) took 76927.85 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 4.0 GB). Free memory was 954.4 MB in the beginning and 4.1 GB in the end (delta: -3.1 GB). Peak memory consumption was 901.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:17:25,761 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:17:25,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 504.78 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:17:25,761 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 930.3 MB in the beginning and 1.2 GB in the end (delta: -251.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:17:25,762 INFO L168 Benchmark]: Boogie Preprocessor took 42.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:17:25,762 INFO L168 Benchmark]: RCFGBuilder took 1206.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 84.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:17:25,762 INFO L168 Benchmark]: TraceAbstraction took 74873.94 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.1 GB in the beginning and 4.1 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-10-26 22:17:25,763 INFO L168 Benchmark]: Witness Printer took 134.04 ms. Allocated memory is still 5.0 GB. Free memory is still 4.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:17:25,764 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 504.78 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 161.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 930.3 MB in the beginning and 1.2 GB in the end (delta: -251.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1206.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 84.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 74873.94 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.1 GB in the beginning and 4.1 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 134.04 ms. Allocated memory is still 5.0 GB. Free memory is still 4.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 633]: 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: 853]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || (((((((((((pumpRunning + systemActive <= 1 && 0 <= 2 * tmp + 4294967296) && 2 * tmp <= 4294967294) && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || ((((systemActive == 1 && waterLevel <= pumpRunning + 1) && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && pumpRunning + tmp <= 2147483647) && 0 <= tmp + splverifierCounter + 2147483648) && splverifierCounter == 0)) || (((((((((((0 <= pumpRunning + tmp___1 + 2147483648 && 0 <= 2 * tmp + 4294967296) && 2 * tmp <= 4294967294) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && waterLevel + tmp___1 <= 2147483649) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 127 locations, 1 error locations. SAFE Result, 74.7s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 34.2s AutomataDifference, 0.0s DeadEndRemovalTime, 9.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 785 SDtfs, 1257 SDslu, 2376 SDs, 0 SdLazy, 1289 SolverSat, 511 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.4s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 164 GetRequests, 83 SyntacticMatches, 2 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 862 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=561occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 13.1s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9917349052587592 AbsIntWeakeningRatio, 1.1111111111111112 AbsIntAvgWeakeningVarsNumRemoved, 7818.511111111111 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 619 PreInvPairs, 682 NumberOfFragments, 2094 HoareAnnotationTreeSize, 619 FomulaSimplifications, 13124 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 54 FomulaSimplificationsInter, 28525 FormulaSimplificationTreeSizeReductionInter, 7.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 358 NumberOfCodeBlocks, 358 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 45781 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 22/25 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...