./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product02_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_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product02_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/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 9981d0431503a5384aa266d98ee0eb924dcc1f3e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:37:58,949 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:37:58,951 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:37:58,961 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:37:58,962 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:37:58,963 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:37:58,964 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:37:58,965 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:37:58,967 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:37:58,968 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:37:58,969 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:37:58,969 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:37:58,970 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:37:58,971 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:37:58,973 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:37:58,973 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:37:58,974 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:37:58,976 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:37:58,978 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:37:58,980 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:37:58,981 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:37:58,982 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:37:58,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:37:58,984 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:37:58,985 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:37:58,985 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:37:58,986 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:37:58,987 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:37:58,988 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:37:58,989 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:37:58,990 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:37:58,990 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:37:58,990 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:37:58,991 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:37:58,992 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:37:58,993 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:37:58,993 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 22:37:59,005 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:37:59,006 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:37:59,006 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:37:59,007 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:37:59,007 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:37:59,007 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:37:59,008 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 22:37:59,008 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:37:59,008 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 22:37:59,008 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 22:37:59,008 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:37:59,009 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:37:59,009 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:37:59,009 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:37:59,010 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:37:59,010 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:37:59,010 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:37:59,010 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:37:59,010 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:37:59,010 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:37:59,011 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:37:59,011 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:37:59,011 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:37:59,013 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:37:59,013 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:37:59,013 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:37:59,014 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:37:59,014 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:37:59,014 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:37:59,014 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:37:59,014 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 22:37:59,015 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:37:59,015 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:37:59,015 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 22:37:59,015 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_55c08229-fbf5-4098-bc94-1b3f0754e851/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 -> 9981d0431503a5384aa266d98ee0eb924dcc1f3e [2018-10-26 22:37:59,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:37:59,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:37:59,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:37:59,065 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:37:59,065 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:37:59,066 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product02_true-unreach-call_false-termination.cil.c [2018-10-26 22:37:59,126 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/data/d323baf20/a5ce82a1f8204e07acf14cad475a0773/FLAGe6bf251e6 [2018-10-26 22:37:59,550 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:37:59,550 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/sv-benchmarks/c/product-lines/minepump_spec5_product02_true-unreach-call_false-termination.cil.c [2018-10-26 22:37:59,574 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/data/d323baf20/a5ce82a1f8204e07acf14cad475a0773/FLAGe6bf251e6 [2018-10-26 22:37:59,590 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/data/d323baf20/a5ce82a1f8204e07acf14cad475a0773 [2018-10-26 22:37:59,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:37:59,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:37:59,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:37:59,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:37:59,599 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:37:59,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:37:59" (1/1) ... [2018-10-26 22:37:59,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9212c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:37:59, skipping insertion in model container [2018-10-26 22:37:59,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:37:59" (1/1) ... [2018-10-26 22:37:59,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:37:59,657 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:37:59,924 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:37:59,935 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:38:00,012 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:38:00,048 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:38:00,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00 WrapperNode [2018-10-26 22:38:00,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:38:00,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:38:00,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:38:00,050 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:38:00,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... [2018-10-26 22:38:00,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... [2018-10-26 22:38:00,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:38:00,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:38:00,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:38:00,222 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:38:00,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... [2018-10-26 22:38:00,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... [2018-10-26 22:38:00,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... [2018-10-26 22:38:00,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... [2018-10-26 22:38:00,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... [2018-10-26 22:38:00,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... [2018-10-26 22:38:00,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... [2018-10-26 22:38:00,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:38:00,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:38:00,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:38:00,272 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:38:00,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/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 22:38:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 22:38:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 22:38:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 22:38:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 22:38:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 22:38:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 22:38:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 22:38:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 22:38:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 22:38:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 22:38:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 22:38:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 22:38:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 22:38:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 22:38:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 22:38:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 22:38:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 22:38:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 22:38:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-10-26 22:38:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-10-26 22:38:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 22:38:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 22:38:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 22:38:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 22:38:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 22:38:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 22:38:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-10-26 22:38:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-10-26 22:38:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-10-26 22:38:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-10-26 22:38:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-10-26 22:38:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-10-26 22:38:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 22:38:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 22:38:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 22:38:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 22:38:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 22:38:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 22:38:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 22:38:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 22:38:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:38:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:38:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 22:38:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 22:38:01,697 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:38:01,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:38:01 BoogieIcfgContainer [2018-10-26 22:38:01,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:38:01,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 22:38:01,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 22:38:01,703 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 22:38:01,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 10:37:59" (1/3) ... [2018-10-26 22:38:01,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ddd428e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:38:01, skipping insertion in model container [2018-10-26 22:38:01,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:38:00" (2/3) ... [2018-10-26 22:38:01,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ddd428e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:38:01, skipping insertion in model container [2018-10-26 22:38:01,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:38:01" (3/3) ... [2018-10-26 22:38:01,707 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product02_true-unreach-call_false-termination.cil.c [2018-10-26 22:38:01,718 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 22:38:01,727 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 22:38:01,745 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 22:38:01,782 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 22:38:01,782 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 22:38:01,783 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 22:38:01,783 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 22:38:01,783 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 22:38:01,783 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 22:38:01,783 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 22:38:01,784 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 22:38:01,806 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2018-10-26 22:38:01,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 22:38:01,815 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:38:01,816 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:38:01,819 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:38:01,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:38:01,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1213948660, now seen corresponding path program 1 times [2018-10-26 22:38:01,828 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:38:01,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:38:01,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:38:01,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:38:01,885 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:38:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:38:02,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:38:02,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:38:02,158 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 22:38:02,158 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:38:02,164 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 22:38:02,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 22:38:02,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 22:38:02,181 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2018-10-26 22:38:02,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:38:02,229 INFO L93 Difference]: Finished difference Result 190 states and 237 transitions. [2018-10-26 22:38:02,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 22:38:02,231 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-10-26 22:38:02,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:38:02,246 INFO L225 Difference]: With dead ends: 190 [2018-10-26 22:38:02,246 INFO L226 Difference]: Without dead ends: 97 [2018-10-26 22:38:02,250 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 22:38:02,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-10-26 22:38:02,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-10-26 22:38:02,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-10-26 22:38:02,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 112 transitions. [2018-10-26 22:38:02,318 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 112 transitions. Word has length 59 [2018-10-26 22:38:02,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:38:02,319 INFO L481 AbstractCegarLoop]: Abstraction has 97 states and 112 transitions. [2018-10-26 22:38:02,320 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 22:38:02,320 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions. [2018-10-26 22:38:02,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 22:38:02,323 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:38:02,323 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:38:02,323 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:38:02,324 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:38:02,324 INFO L82 PathProgramCache]: Analyzing trace with hash 505603981, now seen corresponding path program 1 times [2018-10-26 22:38:02,324 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:38:02,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:38:02,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:38:02,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:38:02,326 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:38:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:38:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:38:02,504 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:38:02,504 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 22:38:02,505 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:38:02,506 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 22:38:02,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 22:38:02,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 22:38:02,508 INFO L87 Difference]: Start difference. First operand 97 states and 112 transitions. Second operand 3 states. [2018-10-26 22:38:02,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:38:02,529 INFO L93 Difference]: Finished difference Result 133 states and 153 transitions. [2018-10-26 22:38:02,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 22:38:02,530 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-10-26 22:38:02,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:38:02,532 INFO L225 Difference]: With dead ends: 133 [2018-10-26 22:38:02,532 INFO L226 Difference]: Without dead ends: 87 [2018-10-26 22:38:02,534 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 22:38:02,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-10-26 22:38:02,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-10-26 22:38:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-10-26 22:38:02,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2018-10-26 22:38:02,548 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 61 [2018-10-26 22:38:02,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:38:02,549 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2018-10-26 22:38:02,549 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 22:38:02,549 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2018-10-26 22:38:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:38:02,552 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:38:02,553 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:38:02,553 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:38:02,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:38:02,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1737066844, now seen corresponding path program 1 times [2018-10-26 22:38:02,554 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:38:02,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:38:02,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:38:02,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:38:02,557 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:38:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:38:02,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:38:02,896 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:38:02,896 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 22:38:02,897 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:38:02,897 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 22:38:02,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 22:38:02,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:38:02,898 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 7 states. [2018-10-26 22:38:03,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:38:03,503 INFO L93 Difference]: Finished difference Result 146 states and 171 transitions. [2018-10-26 22:38:03,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 22:38:03,508 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-10-26 22:38:03,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:38:03,509 INFO L225 Difference]: With dead ends: 146 [2018-10-26 22:38:03,510 INFO L226 Difference]: Without dead ends: 87 [2018-10-26 22:38:03,511 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 22:38:03,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-10-26 22:38:03,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-10-26 22:38:03,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-10-26 22:38:03,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 98 transitions. [2018-10-26 22:38:03,528 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 98 transitions. Word has length 66 [2018-10-26 22:38:03,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:38:03,530 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 98 transitions. [2018-10-26 22:38:03,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 22:38:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 98 transitions. [2018-10-26 22:38:03,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 22:38:03,536 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:38:03,537 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:38:03,537 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:38:03,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:38:03,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1720395454, now seen corresponding path program 1 times [2018-10-26 22:38:03,538 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:38:03,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:38:03,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:38:03,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:38:03,544 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:38:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:38:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 22:38:03,809 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:38:03,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 22:38:03,810 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:38:03,810 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 22:38:03,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 22:38:03,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 22:38:03,811 INFO L87 Difference]: Start difference. First operand 87 states and 98 transitions. Second operand 6 states. [2018-10-26 22:38:04,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:38:04,332 INFO L93 Difference]: Finished difference Result 140 states and 163 transitions. [2018-10-26 22:38:04,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 22:38:04,333 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2018-10-26 22:38:04,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:38:04,334 INFO L225 Difference]: With dead ends: 140 [2018-10-26 22:38:04,334 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 22:38:04,335 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-26 22:38:04,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 22:38:04,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 22:38:04,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 22:38:04,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 22:38:04,336 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2018-10-26 22:38:04,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:38:04,337 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 22:38:04,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 22:38:04,337 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 22:38:04,337 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:38:04,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 22:38:04,701 WARN L179 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 22:38:05,352 WARN L179 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-10-26 22:38:05,730 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 530 536) no Hoare annotation was computed. [2018-10-26 22:38:05,730 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 530 536) the Hoare annotation is: true [2018-10-26 22:38:05,730 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 765 771) the Hoare annotation is: true [2018-10-26 22:38:05,730 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 765 771) no Hoare annotation was computed. [2018-10-26 22:38:05,731 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 772 780) no Hoare annotation was computed. [2018-10-26 22:38:05,731 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 772 780) the Hoare annotation is: true [2018-10-26 22:38:05,731 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 772 780) no Hoare annotation was computed. [2018-10-26 22:38:05,731 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 619 684) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 22:38:05,731 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 671) no Hoare annotation was computed. [2018-10-26 22:38:05,731 INFO L421 ceAbstractionStarter]: At program point L667-2(lines 659 672) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 22:38:05,731 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 619 684) no Hoare annotation was computed. [2018-10-26 22:38:05,731 INFO L425 ceAbstractionStarter]: For program point L630(lines 629 676) no Hoare annotation was computed. [2018-10-26 22:38:05,731 INFO L421 ceAbstractionStarter]: At program point L661(line 661) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 22:38:05,732 INFO L425 ceAbstractionStarter]: For program point L659(lines 659 672) no Hoare annotation was computed. [2018-10-26 22:38:05,732 INFO L421 ceAbstractionStarter]: At program point L651(line 651) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 22:38:05,732 INFO L425 ceAbstractionStarter]: For program point L649(lines 649 655) no Hoare annotation was computed. [2018-10-26 22:38:05,732 INFO L425 ceAbstractionStarter]: For program point L649-1(lines 649 655) no Hoare annotation was computed. [2018-10-26 22:38:05,732 INFO L421 ceAbstractionStarter]: At program point L674(lines 629 676) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 22:38:05,732 INFO L421 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 22:38:05,732 INFO L425 ceAbstractionStarter]: For program point L639(lines 639 645) no Hoare annotation was computed. [2018-10-26 22:38:05,732 INFO L425 ceAbstractionStarter]: For program point L639-1(lines 639 645) no Hoare annotation was computed. [2018-10-26 22:38:05,733 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 635) no Hoare annotation was computed. [2018-10-26 22:38:05,733 INFO L425 ceAbstractionStarter]: For program point L629-1(lines 629 676) no Hoare annotation was computed. [2018-10-26 22:38:05,733 INFO L421 ceAbstractionStarter]: At program point L677(lines 628 678) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 22:38:05,733 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 619 684) no Hoare annotation was computed. [2018-10-26 22:38:05,733 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 696 703) the Hoare annotation is: true [2018-10-26 22:38:05,733 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 696 703) no Hoare annotation was computed. [2018-10-26 22:38:05,733 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 696 703) no Hoare annotation was computed. [2018-10-26 22:38:05,735 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 704 713) the Hoare annotation is: true [2018-10-26 22:38:05,735 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 704 713) no Hoare annotation was computed. [2018-10-26 22:38:05,736 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 704 713) no Hoare annotation was computed. [2018-10-26 22:38:05,736 INFO L425 ceAbstractionStarter]: For program point L709(line 709) no Hoare annotation was computed. [2018-10-26 22:38:05,736 INFO L421 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 22:38:05,736 INFO L425 ceAbstractionStarter]: For program point L727(lines 727 733) no Hoare annotation was computed. [2018-10-26 22:38:05,736 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 736) no Hoare annotation was computed. [2018-10-26 22:38:05,736 INFO L428 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: true [2018-10-26 22:38:05,736 INFO L425 ceAbstractionStarter]: For program point L724-1(line 724) no Hoare annotation was computed. [2018-10-26 22:38:05,736 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 739) no Hoare annotation was computed. [2018-10-26 22:38:05,736 INFO L425 ceAbstractionStarter]: For program point L722-1(lines 714 742) no Hoare annotation was computed. [2018-10-26 22:38:05,737 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 714 742) the Hoare annotation is: true [2018-10-26 22:38:05,737 INFO L428 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: true [2018-10-26 22:38:05,737 INFO L425 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2018-10-26 22:38:05,737 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 714 742) no Hoare annotation was computed. [2018-10-26 22:38:05,737 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 872) no Hoare annotation was computed. [2018-10-26 22:38:05,737 INFO L425 ceAbstractionStarter]: For program point L865-1(lines 865 872) no Hoare annotation was computed. [2018-10-26 22:38:05,737 INFO L425 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2018-10-26 22:38:05,737 INFO L421 ceAbstractionStarter]: At program point L862(line 862) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 22:38:05,737 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 855 877) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 22:38:05,738 INFO L421 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 22:38:05,738 INFO L421 ceAbstractionStarter]: At program point L861-1(line 861) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 22:38:05,738 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 855 877) no Hoare annotation was computed. [2018-10-26 22:38:05,738 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 855 877) no Hoare annotation was computed. [2018-10-26 22:38:05,738 INFO L421 ceAbstractionStarter]: At program point L867(line 867) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 22:38:05,738 INFO L421 ceAbstractionStarter]: At program point L867-1(line 867) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 22:38:05,738 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 564 572) no Hoare annotation was computed. [2018-10-26 22:38:05,738 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 564 572) the Hoare annotation is: true [2018-10-26 22:38:05,739 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 564 572) no Hoare annotation was computed. [2018-10-26 22:38:05,739 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:38:05,739 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 22:38:05,739 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:38:05,739 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 482 490) the Hoare annotation is: true [2018-10-26 22:38:05,744 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 482 490) no Hoare annotation was computed. [2018-10-26 22:38:05,745 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 482 490) no Hoare annotation was computed. [2018-10-26 22:38:05,745 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 438 449) the Hoare annotation is: true [2018-10-26 22:38:05,745 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2018-10-26 22:38:05,745 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 438 449) no Hoare annotation was computed. [2018-10-26 22:38:05,745 INFO L421 ceAbstractionStarter]: At program point L512(line 512) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 22:38:05,745 INFO L425 ceAbstractionStarter]: For program point L510(lines 506 528) no Hoare annotation was computed. [2018-10-26 22:38:05,745 INFO L425 ceAbstractionStarter]: For program point L508(lines 506 528) no Hoare annotation was computed. [2018-10-26 22:38:05,745 INFO L428 ceAbstractionStarter]: At program point timeShiftENTRY(lines 503 529) the Hoare annotation is: true [2018-10-26 22:38:05,746 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 503 529) no Hoare annotation was computed. [2018-10-26 22:38:05,746 INFO L428 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: true [2018-10-26 22:38:05,746 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 503 529) no Hoare annotation was computed. [2018-10-26 22:38:05,746 INFO L428 ceAbstractionStarter]: At program point L517(lines 517 523) the Hoare annotation is: true [2018-10-26 22:38:05,746 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 783 812) no Hoare annotation was computed. [2018-10-26 22:38:05,746 INFO L425 ceAbstractionStarter]: For program point L797(lines 797 801) no Hoare annotation was computed. [2018-10-26 22:38:05,746 INFO L428 ceAbstractionStarter]: At program point L797-1(lines 797 801) the Hoare annotation is: true [2018-10-26 22:38:05,746 INFO L425 ceAbstractionStarter]: For program point L793-1(lines 793 807) no Hoare annotation was computed. [2018-10-26 22:38:05,746 INFO L428 ceAbstractionStarter]: At program point L793-3(lines 793 807) the Hoare annotation is: true [2018-10-26 22:38:05,746 INFO L428 ceAbstractionStarter]: At program point L789(line 789) the Hoare annotation is: true [2018-10-26 22:38:05,747 INFO L425 ceAbstractionStarter]: For program point L789-1(line 789) no Hoare annotation was computed. [2018-10-26 22:38:05,747 INFO L428 ceAbstractionStarter]: At program point L808(lines 783 812) the Hoare annotation is: true [2018-10-26 22:38:05,747 INFO L425 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-10-26 22:38:05,747 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 783 812) the Hoare annotation is: true [2018-10-26 22:38:05,747 INFO L425 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-10-26 22:38:05,747 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 414 425) no Hoare annotation was computed. [2018-10-26 22:38:05,747 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 414 425) the Hoare annotation is: true [2018-10-26 22:38:05,747 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 414 425) no Hoare annotation was computed. [2018-10-26 22:38:05,747 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 758 764) no Hoare annotation was computed. [2018-10-26 22:38:05,748 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 758 764) the Hoare annotation is: true [2018-10-26 22:38:05,748 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:38:05,748 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-10-26 22:38:05,748 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 22:38:05,748 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:38:05,748 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 837 843) no Hoare annotation was computed. [2018-10-26 22:38:05,748 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 837 843) the Hoare annotation is: true [2018-10-26 22:38:05,748 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 609 616) no Hoare annotation was computed. [2018-10-26 22:38:05,748 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 609 616) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 22:38:05,749 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 609 616) no Hoare annotation was computed. [2018-10-26 22:38:05,749 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 426 437) no Hoare annotation was computed. [2018-10-26 22:38:05,749 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2018-10-26 22:38:05,749 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 426 437) the Hoare annotation is: true [2018-10-26 22:38:05,749 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 686 693) no Hoare annotation was computed. [2018-10-26 22:38:05,749 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 690) no Hoare annotation was computed. [2018-10-26 22:38:05,749 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 686 693) the Hoare annotation is: true [2018-10-26 22:38:05,749 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 686 693) no Hoare annotation was computed. [2018-10-26 22:38:05,749 INFO L421 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 22:38:05,750 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 844 854) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 22:38:05,750 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 844 854) no Hoare annotation was computed. [2018-10-26 22:38:05,750 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 844 854) no Hoare annotation was computed. [2018-10-26 22:38:05,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 10:38:05 BoogieIcfgContainer [2018-10-26 22:38:05,768 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 22:38:05,769 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:38:05,769 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:38:05,769 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:38:05,770 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:38:01" (3/4) ... [2018-10-26 22:38:05,776 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:38:05,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 22:38:05,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 22:38:05,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 22:38:05,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 22:38:05,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-10-26 22:38:05,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-10-26 22:38:05,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-10-26 22:38:05,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 22:38:05,785 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 22:38:05,785 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 22:38:05,785 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 22:38:05,785 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 22:38:05,785 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 22:38:05,785 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 22:38:05,785 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 22:38:05,785 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 22:38:05,786 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 22:38:05,786 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-10-26 22:38:05,786 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 22:38:05,786 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 22:38:05,786 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 22:38:05,801 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2018-10-26 22:38:05,802 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 22:38:05,802 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 22:38:05,837 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-10-26 22:38:05,838 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || !(\old(systemActive) == 1) [2018-10-26 22:38:05,896 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_55c08229-fbf5-4098-bc94-1b3f0754e851/bin-2019/utaipan/witness.graphml [2018-10-26 22:38:05,896 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:38:05,897 INFO L168 Benchmark]: Toolchain (without parser) took 6303.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 960.7 MB in the beginning and 1.1 GB in the end (delta: -136.7 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2018-10-26 22:38:05,897 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:38:05,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.83 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 936.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:38:05,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -205.0 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:38:05,898 INFO L168 Benchmark]: Boogie Preprocessor took 49.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:38:05,899 INFO L168 Benchmark]: RCFGBuilder took 1426.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 84.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:38:05,902 INFO L168 Benchmark]: TraceAbstraction took 4069.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -55.9 MB). Peak memory consumption was 182.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:38:05,902 INFO L168 Benchmark]: Witness Printer took 127.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:38:05,904 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 454.83 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 936.6 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 171.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -205.0 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1426.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 84.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4069.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -55.9 MB). Peak memory consumption was 182.3 MB. Max. memory is 11.5 GB. * Witness Printer took 127.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 690]: 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: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(\old(systemActive) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 110 locations, 1 error locations. SAFE Result, 3.9s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 401 SDtfs, 150 SDslu, 501 SDs, 0 SdLazy, 140 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred 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, 45 LocationsWithAnnotation, 130 PreInvPairs, 138 NumberOfFragments, 268 HoareAnnotationTreeSize, 130 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 45 FomulaSimplificationsInter, 308 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 26612 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...