./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product02_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product02_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/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 3d4424fd56eee579c48980b036d65ad5b2d9388e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:14:29,016 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:14:29,017 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:14:29,025 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:14:29,025 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:14:29,026 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:14:29,027 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:14:29,028 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:14:29,029 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:14:29,030 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:14:29,030 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:14:29,030 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:14:29,031 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:14:29,032 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:14:29,033 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:14:29,033 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:14:29,034 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:14:29,035 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:14:29,036 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:14:29,037 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:14:29,038 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:14:29,039 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:14:29,041 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:14:29,041 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:14:29,041 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:14:29,042 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:14:29,042 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:14:29,043 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:14:29,044 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:14:29,044 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:14:29,044 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:14:29,045 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:14:29,045 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:14:29,045 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:14:29,046 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:14:29,046 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:14:29,046 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 17:14:29,056 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:14:29,056 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:14:29,057 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:14:29,057 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 17:14:29,057 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 17:14:29,057 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 17:14:29,057 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 17:14:29,057 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 17:14:29,057 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 17:14:29,057 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 17:14:29,057 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 17:14:29,058 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 17:14:29,058 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 17:14:29,058 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:14:29,058 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:14:29,058 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 17:14:29,058 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:14:29,058 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:14:29,058 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:14:29,058 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:14:29,058 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:14:29,059 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 17:14:29,059 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 17:14:29,059 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:14:29,060 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 17:14:29,060 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 17:14:29,060 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_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/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 -> 3d4424fd56eee579c48980b036d65ad5b2d9388e [2018-12-09 17:14:29,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:14:29,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:14:29,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:14:29,094 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:14:29,094 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:14:29,094 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product02_true-unreach-call_false-termination.cil.c [2018-12-09 17:14:29,139 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/data/5d9f3e8ee/a20f1e44a8f14d1d8ee48fa6bcfe6536/FLAG368bf0c32 [2018-12-09 17:14:29,454 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:14:29,455 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/sv-benchmarks/c/product-lines/minepump_spec2_product02_true-unreach-call_false-termination.cil.c [2018-12-09 17:14:29,461 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/data/5d9f3e8ee/a20f1e44a8f14d1d8ee48fa6bcfe6536/FLAG368bf0c32 [2018-12-09 17:14:29,469 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/data/5d9f3e8ee/a20f1e44a8f14d1d8ee48fa6bcfe6536 [2018-12-09 17:14:29,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:14:29,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:14:29,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:14:29,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:14:29,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:14:29,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29, skipping insertion in model container [2018-12-09 17:14:29,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:14:29,501 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:14:29,640 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:14:29,679 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:14:29,726 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:14:29,740 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:14:29,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29 WrapperNode [2018-12-09 17:14:29,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:14:29,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:14:29,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:14:29,741 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:14:29,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:14:29,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:14:29,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:14:29,761 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:14:29,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... [2018-12-09 17:14:29,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:14:29,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:14:29,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:14:29,780 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:14:29,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/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 [2018-12-09 17:14:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 17:14:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 17:14:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 17:14:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 17:14:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 17:14:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 17:14:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 17:14:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 17:14:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 17:14:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 17:14:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 17:14:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-09 17:14:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-09 17:14:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-09 17:14:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-09 17:14:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 17:14:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 17:14:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 17:14:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 17:14:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 17:14:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 17:14:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 17:14:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 17:14:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-09 17:14:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-09 17:14:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 17:14:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 17:14:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 17:14:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 17:14:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 17:14:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 17:14:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 17:14:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 17:14:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 17:14:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 17:14:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 17:14:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 17:14:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 17:14:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 17:14:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 17:14:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 17:14:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 17:14:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:14:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:14:30,098 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:14:30,098 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 17:14:30,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:14:30 BoogieIcfgContainer [2018-12-09 17:14:30,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:14:30,099 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 17:14:30,099 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 17:14:30,101 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 17:14:30,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:14:29" (1/3) ... [2018-12-09 17:14:30,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@633a677a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:14:30, skipping insertion in model container [2018-12-09 17:14:30,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:29" (2/3) ... [2018-12-09 17:14:30,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@633a677a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:14:30, skipping insertion in model container [2018-12-09 17:14:30,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:14:30" (3/3) ... [2018-12-09 17:14:30,103 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02_true-unreach-call_false-termination.cil.c [2018-12-09 17:14:30,109 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 17:14:30,114 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 17:14:30,123 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 17:14:30,141 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 17:14:30,141 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 17:14:30,141 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 17:14:30,141 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 17:14:30,141 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 17:14:30,141 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 17:14:30,141 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 17:14:30,142 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 17:14:30,152 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-12-09 17:14:30,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 17:14:30,157 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:14:30,158 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:14:30,159 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:14:30,162 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:14:30,162 INFO L82 PathProgramCache]: Analyzing trace with hash 1359491818, now seen corresponding path program 1 times [2018-12-09 17:14:30,164 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:14:30,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:14:30,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:14:30,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:14:30,192 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:14:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:14:30,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:14:30,305 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:14:30,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 17:14:30,306 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:14:30,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 17:14:30,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 17:14:30,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 17:14:30,318 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-12-09 17:14:30,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:14:30,336 INFO L93 Difference]: Finished difference Result 176 states and 221 transitions. [2018-12-09 17:14:30,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 17:14:30,336 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-09 17:14:30,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:14:30,342 INFO L225 Difference]: With dead ends: 176 [2018-12-09 17:14:30,342 INFO L226 Difference]: Without dead ends: 90 [2018-12-09 17:14:30,344 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 17:14:30,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-12-09 17:14:30,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-12-09 17:14:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-12-09 17:14:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2018-12-09 17:14:30,371 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 51 [2018-12-09 17:14:30,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:14:30,371 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2018-12-09 17:14:30,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 17:14:30,371 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2018-12-09 17:14:30,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 17:14:30,373 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:14:30,373 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:14:30,373 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:14:30,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:14:30,373 INFO L82 PathProgramCache]: Analyzing trace with hash -715844334, now seen corresponding path program 1 times [2018-12-09 17:14:30,373 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:14:30,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:14:30,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:14:30,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:14:30,374 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:14:30,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:14:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:14:30,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:14:30,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 17:14:30,431 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:14:30,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 17:14:30,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 17:14:30,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:14:30,432 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2018-12-09 17:14:30,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:14:30,441 INFO L93 Difference]: Finished difference Result 121 states and 139 transitions. [2018-12-09 17:14:30,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 17:14:30,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-09 17:14:30,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:14:30,442 INFO L225 Difference]: With dead ends: 121 [2018-12-09 17:14:30,442 INFO L226 Difference]: Without dead ends: 81 [2018-12-09 17:14:30,443 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:14:30,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-12-09 17:14:30,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-12-09 17:14:30,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-12-09 17:14:30,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2018-12-09 17:14:30,449 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 52 [2018-12-09 17:14:30,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:14:30,449 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2018-12-09 17:14:30,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 17:14:30,449 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2018-12-09 17:14:30,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 17:14:30,450 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:14:30,450 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:14:30,450 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:14:30,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:14:30,450 INFO L82 PathProgramCache]: Analyzing trace with hash 271460457, now seen corresponding path program 1 times [2018-12-09 17:14:30,450 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:14:30,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:14:30,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:14:30,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:14:30,451 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:14:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:14:30,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:14:30,514 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:14:30,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 17:14:30,515 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:14:30,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 17:14:30,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 17:14:30,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:14:30,515 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 3 states. [2018-12-09 17:14:30,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:14:30,530 INFO L93 Difference]: Finished difference Result 134 states and 157 transitions. [2018-12-09 17:14:30,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 17:14:30,531 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2018-12-09 17:14:30,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:14:30,532 INFO L225 Difference]: With dead ends: 134 [2018-12-09 17:14:30,532 INFO L226 Difference]: Without dead ends: 81 [2018-12-09 17:14:30,532 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:14:30,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-12-09 17:14:30,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-12-09 17:14:30,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-12-09 17:14:30,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2018-12-09 17:14:30,540 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 91 transitions. Word has length 57 [2018-12-09 17:14:30,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:14:30,540 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 91 transitions. [2018-12-09 17:14:30,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 17:14:30,541 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2018-12-09 17:14:30,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 17:14:30,542 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:14:30,542 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:14:30,542 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:14:30,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:14:30,543 INFO L82 PathProgramCache]: Analyzing trace with hash 538834889, now seen corresponding path program 1 times [2018-12-09 17:14:30,543 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:14:30,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:14:30,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:14:30,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:14:30,544 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:14:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:14:30,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:14:30,633 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:14:30,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 17:14:30,633 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:14:30,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 17:14:30,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 17:14:30,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 17:14:30,634 INFO L87 Difference]: Start difference. First operand 81 states and 91 transitions. Second operand 6 states. [2018-12-09 17:14:30,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:14:30,754 INFO L93 Difference]: Finished difference Result 128 states and 149 transitions. [2018-12-09 17:14:30,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 17:14:30,754 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2018-12-09 17:14:30,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:14:30,755 INFO L225 Difference]: With dead ends: 128 [2018-12-09 17:14:30,755 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 17:14:30,756 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 17:14:30,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 17:14:30,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 17:14:30,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 17:14:30,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 17:14:30,757 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2018-12-09 17:14:30,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:14:30,757 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 17:14:30,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 17:14:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 17:14:30,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 17:14:30,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 17:14:31,024 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 701 707) no Hoare annotation was computed. [2018-12-09 17:14:31,024 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 701 707) the Hoare annotation is: true [2018-12-09 17:14:31,025 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-12-09 17:14:31,025 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-12-09 17:14:31,025 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-12-09 17:14:31,025 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-12-09 17:14:31,025 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-12-09 17:14:31,025 INFO L448 ceAbstractionStarter]: For program point L801(lines 801 805) no Hoare annotation was computed. [2018-12-09 17:14:31,025 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 789 854) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,025 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 789 854) no Hoare annotation was computed. [2018-12-09 17:14:31,025 INFO L444 ceAbstractionStarter]: At program point L847(lines 798 848) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,025 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 841) no Hoare annotation was computed. [2018-12-09 17:14:31,026 INFO L444 ceAbstractionStarter]: At program point L837-2(lines 829 842) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0))) [2018-12-09 17:14:31,026 INFO L448 ceAbstractionStarter]: For program point L800(lines 799 846) no Hoare annotation was computed. [2018-12-09 17:14:31,026 INFO L444 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0))) [2018-12-09 17:14:31,026 INFO L448 ceAbstractionStarter]: For program point L829(lines 829 842) no Hoare annotation was computed. [2018-12-09 17:14:31,026 INFO L444 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0))) [2018-12-09 17:14:31,026 INFO L448 ceAbstractionStarter]: For program point L819(lines 819 825) no Hoare annotation was computed. [2018-12-09 17:14:31,026 INFO L448 ceAbstractionStarter]: For program point L819-1(lines 819 825) no Hoare annotation was computed. [2018-12-09 17:14:31,026 INFO L444 ceAbstractionStarter]: At program point L844(lines 799 846) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0))) [2018-12-09 17:14:31,027 INFO L444 ceAbstractionStarter]: At program point L811(line 811) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0))) [2018-12-09 17:14:31,027 INFO L448 ceAbstractionStarter]: For program point L809(lines 809 815) no Hoare annotation was computed. [2018-12-09 17:14:31,027 INFO L448 ceAbstractionStarter]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2018-12-09 17:14:31,027 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 789 854) no Hoare annotation was computed. [2018-12-09 17:14:31,027 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,027 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2018-12-09 17:14:31,027 INFO L444 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,028 INFO L444 ceAbstractionStarter]: At program point L659-1(line 659) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,028 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 664) no Hoare annotation was computed. [2018-12-09 17:14:31,028 INFO L448 ceAbstractionStarter]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2018-12-09 17:14:31,028 INFO L448 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2018-12-09 17:14:31,028 INFO L444 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,028 INFO L444 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,028 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 647 669) no Hoare annotation was computed. [2018-12-09 17:14:31,028 INFO L444 ceAbstractionStarter]: At program point L653-1(line 653) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,029 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2018-12-09 17:14:31,029 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2018-12-09 17:14:31,029 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2018-12-09 17:14:31,029 INFO L444 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 0)) [2018-12-09 17:14:31,029 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2018-12-09 17:14:31,029 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 197) no Hoare annotation was computed. [2018-12-09 17:14:31,029 INFO L451 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: true [2018-12-09 17:14:31,029 INFO L448 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2018-12-09 17:14:31,030 INFO L448 ceAbstractionStarter]: For program point L183(lines 183 200) no Hoare annotation was computed. [2018-12-09 17:14:31,030 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 175 203) no Hoare annotation was computed. [2018-12-09 17:14:31,030 INFO L451 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: true [2018-12-09 17:14:31,030 INFO L448 ceAbstractionStarter]: For program point L181-1(line 181) no Hoare annotation was computed. [2018-12-09 17:14:31,030 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 175 203) the Hoare annotation is: true [2018-12-09 17:14:31,030 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 175 203) no Hoare annotation was computed. [2018-12-09 17:14:31,030 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 167 174) the Hoare annotation is: true [2018-12-09 17:14:31,030 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2018-12-09 17:14:31,031 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2018-12-09 17:14:31,031 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 17:14:31,031 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 17:14:31,031 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 17:14:31,031 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2018-12-09 17:14:31,031 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2018-12-09 17:14:31,031 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2018-12-09 17:14:31,031 INFO L451 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: true [2018-12-09 17:14:31,031 INFO L451 ceAbstractionStarter]: At program point L688(lines 688 694) the Hoare annotation is: true [2018-12-09 17:14:31,032 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 677 700) the Hoare annotation is: true [2018-12-09 17:14:31,032 INFO L444 ceAbstractionStarter]: At program point L683(line 683) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 0)) [2018-12-09 17:14:31,032 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 677 700) no Hoare annotation was computed. [2018-12-09 17:14:31,032 INFO L448 ceAbstractionStarter]: For program point L681(lines 680 699) no Hoare annotation was computed. [2018-12-09 17:14:31,032 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 677 700) no Hoare annotation was computed. [2018-12-09 17:14:31,032 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 573 602) no Hoare annotation was computed. [2018-12-09 17:14:31,032 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 573 602) the Hoare annotation is: true [2018-12-09 17:14:31,032 INFO L451 ceAbstractionStarter]: At program point L598(lines 573 602) the Hoare annotation is: true [2018-12-09 17:14:31,033 INFO L448 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2018-12-09 17:14:31,033 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 591) no Hoare annotation was computed. [2018-12-09 17:14:31,033 INFO L451 ceAbstractionStarter]: At program point L587-1(lines 587 591) the Hoare annotation is: true [2018-12-09 17:14:31,033 INFO L448 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2018-12-09 17:14:31,033 INFO L451 ceAbstractionStarter]: At program point L583-2(lines 583 597) the Hoare annotation is: true [2018-12-09 17:14:31,033 INFO L451 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: true [2018-12-09 17:14:31,033 INFO L448 ceAbstractionStarter]: For program point L579-1(line 579) no Hoare annotation was computed. [2018-12-09 17:14:31,033 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2018-12-09 17:14:31,033 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2018-12-09 17:14:31,033 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2018-12-09 17:14:31,033 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2018-12-09 17:14:31,033 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2018-12-09 17:14:31,033 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2018-12-09 17:14:31,033 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-12-09 17:14:31,034 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-12-09 17:14:31,034 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 628 634) no Hoare annotation was computed. [2018-12-09 17:14:31,034 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 628 634) the Hoare annotation is: true [2018-12-09 17:14:31,034 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 17:14:31,034 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~systemActive~0 0)) (= ~pumpRunning~0 0)) [2018-12-09 17:14:31,034 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 17:14:31,034 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 17:14:31,034 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 780 787) no Hoare annotation was computed. [2018-12-09 17:14:31,034 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 780 787) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,034 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 780 787) no Hoare annotation was computed. [2018-12-09 17:14:31,034 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2018-12-09 17:14:31,034 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2018-12-09 17:14:31,034 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: true [2018-12-09 17:14:31,034 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 856 863) no Hoare annotation was computed. [2018-12-09 17:14:31,035 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2018-12-09 17:14:31,035 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 856 863) the Hoare annotation is: true [2018-12-09 17:14:31,035 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 856 863) no Hoare annotation was computed. [2018-12-09 17:14:31,035 INFO L444 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,035 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 636 646) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-12-09 17:14:31,035 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 636 646) no Hoare annotation was computed. [2018-12-09 17:14:31,035 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 636 646) no Hoare annotation was computed. [2018-12-09 17:14:31,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 05:14:31 BoogieIcfgContainer [2018-12-09 17:14:31,044 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 17:14:31,044 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 17:14:31,044 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 17:14:31,044 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 17:14:31,045 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:14:30" (3/4) ... [2018-12-09 17:14:31,047 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 17:14:31,051 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 17:14:31,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 17:14:31,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 17:14:31,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-09 17:14:31,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 17:14:31,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 17:14:31,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 17:14:31,058 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-09 17:14:31,058 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 17:14:31,059 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-09 17:14:31,059 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 17:14:31,059 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 17:14:31,059 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 17:14:31,081 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || \old(systemActive) == 0) || (!(systemActive == 0) && splverifierCounter == 0) [2018-12-09 17:14:31,081 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || \old(systemActive) == 0 [2018-12-09 17:14:31,110 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ee3aeb7c-b159-48e1-92bd-5f5c143c9751/bin-2019/utaipan/witness.graphml [2018-12-09 17:14:31,110 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 17:14:31,111 INFO L168 Benchmark]: Toolchain (without parser) took 1639.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 957.8 MB in the beginning and 858.6 MB in the end (delta: 99.2 MB). Peak memory consumption was 193.6 MB. Max. memory is 11.5 GB. [2018-12-09 17:14:31,112 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:14:31,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -123.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-09 17:14:31,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:14:31,112 INFO L168 Benchmark]: Boogie Preprocessor took 19.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:14:31,112 INFO L168 Benchmark]: RCFGBuilder took 318.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 11.5 GB. [2018-12-09 17:14:31,112 INFO L168 Benchmark]: TraceAbstraction took 945.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 865.8 MB in the end (delta: 169.4 MB). Peak memory consumption was 169.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:14:31,112 INFO L168 Benchmark]: Witness Printer took 66.00 ms. Allocated memory is still 1.1 GB. Free memory was 865.8 MB in the beginning and 858.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-09 17:14:31,113 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 268.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -123.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 318.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 945.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 865.8 MB in the end (delta: 169.4 MB). Peak memory consumption was 169.4 MB. Max. memory is 11.5 GB. * Witness Printer took 66.00 ms. Allocated memory is still 1.1 GB. Free memory was 865.8 MB in the beginning and 858.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: 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: 798]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || \old(systemActive) == 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || \old(systemActive) == 0) || (!(systemActive == 0) && splverifierCounter == 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 103 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 375 SDtfs, 121 SDslu, 274 SDs, 0 SdLazy, 48 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 120 PreInvPairs, 128 NumberOfFragments, 257 HoareAnnotationTreeSize, 120 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 295 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 20656 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...