./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-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_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a501726b111b1f6720960f06deb10a2482c5a4b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:20:09,400 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:20:09,401 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:20:09,407 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:20:09,407 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:20:09,407 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:20:09,408 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:20:09,409 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:20:09,410 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:20:09,410 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:20:09,411 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:20:09,411 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:20:09,411 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:20:09,412 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:20:09,412 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:20:09,413 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:20:09,413 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:20:09,414 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:20:09,415 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:20:09,416 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:20:09,416 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:20:09,417 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:20:09,418 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:20:09,418 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:20:09,418 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:20:09,419 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:20:09,419 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:20:09,420 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:20:09,420 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:20:09,421 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:20:09,421 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:20:09,421 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:20:09,421 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:20:09,422 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:20:09,422 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:20:09,423 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:20:09,423 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 01:20:09,430 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:20:09,430 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:20:09,431 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:20:09,431 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:20:09,431 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:20:09,431 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:20:09,432 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:20:09,432 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:20:09,433 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:20:09,433 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:20:09,433 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:20:09,433 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:20:09,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:20:09,433 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:20:09,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:20:09,433 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:20:09,433 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:20:09,433 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:20:09,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:20:09,434 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak 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 -> Kojak 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 -> 9a501726b111b1f6720960f06deb10a2482c5a4b [2018-12-09 01:20:09,451 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:20:09,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:20:09,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:20:09,461 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:20:09,461 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:20:09,461 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c [2018-12-09 01:20:09,499 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/data/638210bf9/b63ced36b8d247868b7122cef70f698d/FLAG65b0043db [2018-12-09 01:20:09,985 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:20:09,986 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c [2018-12-09 01:20:09,992 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/data/638210bf9/b63ced36b8d247868b7122cef70f698d/FLAG65b0043db [2018-12-09 01:20:10,000 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/data/638210bf9/b63ced36b8d247868b7122cef70f698d [2018-12-09 01:20:10,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:20:10,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:20:10,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:20:10,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:20:10,005 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:20:10,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0e1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10, skipping insertion in model container [2018-12-09 01:20:10,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:20:10,033 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:20:10,188 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:20:10,227 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:20:10,273 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:20:10,293 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:20:10,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10 WrapperNode [2018-12-09 01:20:10,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:20:10,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:20:10,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:20:10,294 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:20:10,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:20:10,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:20:10,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:20:10,329 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:20:10,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:20:10,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:20:10,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:20:10,350 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:20:10,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-09 01:20:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:20:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2018-12-09 01:20:10,386 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2018-12-09 01:20:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 01:20:10,386 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 01:20:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 01:20:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 01:20:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 01:20:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 01:20:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2018-12-09 01:20:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2018-12-09 01:20:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 01:20:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 01:20:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2018-12-09 01:20:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2018-12-09 01:20:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2018-12-09 01:20:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2018-12-09 01:20:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 01:20:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 01:20:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 01:20:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 01:20:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 01:20:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-12-09 01:20:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-12-09 01:20:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 01:20:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 01:20:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:20:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:20:10,864 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:20:10,864 INFO L280 CfgBuilder]: Removed 50 assue(true) statements. [2018-12-09 01:20:10,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:20:10 BoogieIcfgContainer [2018-12-09 01:20:10,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:20:10,866 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:20:10,866 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:20:10,876 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:20:10,876 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:20:10" (1/1) ... [2018-12-09 01:20:10,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:10,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:10,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 144 transitions. [2018-12-09 01:20:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 144 transitions. [2018-12-09 01:20:10,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 01:20:10,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:11,090 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:11,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 102 states and 142 transitions. [2018-12-09 01:20:11,102 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 142 transitions. [2018-12-09 01:20:11,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 01:20:11,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:11,157 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:11,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:11,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 104 states and 145 transitions. [2018-12-09 01:20:11,180 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 145 transitions. [2018-12-09 01:20:11,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 01:20:11,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:11,267 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:11,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 177 transitions. [2018-12-09 01:20:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 177 transitions. [2018-12-09 01:20:11,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 01:20:11,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:11,482 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:11,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:11,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 204 transitions. [2018-12-09 01:20:11,721 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 204 transitions. [2018-12-09 01:20:11,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 01:20:11,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:11,762 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:11,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 205 transitions. [2018-12-09 01:20:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2018-12-09 01:20:11,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 01:20:11,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 136 states and 222 transitions. [2018-12-09 01:20:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 222 transitions. [2018-12-09 01:20:12,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 01:20:12,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:12,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 137 states and 224 transitions. [2018-12-09 01:20:12,196 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2018-12-09 01:20:12,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 01:20:12,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:12,222 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:12,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 138 states and 225 transitions. [2018-12-09 01:20:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 225 transitions. [2018-12-09 01:20:12,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 01:20:12,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:12,258 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:12,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 142 states and 231 transitions. [2018-12-09 01:20:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 231 transitions. [2018-12-09 01:20:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 01:20:12,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:12,347 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:13,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:13,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 162 states and 276 transitions. [2018-12-09 01:20:13,035 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2018-12-09 01:20:13,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 01:20:13,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:13,106 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:13,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:13,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 171 states and 314 transitions. [2018-12-09 01:20:13,277 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 314 transitions. [2018-12-09 01:20:13,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 01:20:13,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:13,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:13,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 175 states and 318 transitions. [2018-12-09 01:20:13,324 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 318 transitions. [2018-12-09 01:20:13,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 01:20:13,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:13,363 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:13,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:13,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 178 states and 321 transitions. [2018-12-09 01:20:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 321 transitions. [2018-12-09 01:20:13,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 01:20:13,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:13,493 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:13,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:13,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 182 states and 341 transitions. [2018-12-09 01:20:13,638 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 341 transitions. [2018-12-09 01:20:13,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 01:20:13,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:13,705 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:13,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 183 states and 342 transitions. [2018-12-09 01:20:13,713 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 342 transitions. [2018-12-09 01:20:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 01:20:13,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:13,729 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:13,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:13,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 186 states and 346 transitions. [2018-12-09 01:20:13,744 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 346 transitions. [2018-12-09 01:20:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 01:20:13,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:13,806 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:13,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 189 states and 355 transitions. [2018-12-09 01:20:13,924 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 355 transitions. [2018-12-09 01:20:13,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 01:20:13,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:14,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 192 states and 364 transitions. [2018-12-09 01:20:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 364 transitions. [2018-12-09 01:20:14,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 01:20:14,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:14,215 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:14,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 192 states and 362 transitions. [2018-12-09 01:20:14,234 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 362 transitions. [2018-12-09 01:20:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 01:20:14,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:14,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:14,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 194 states and 369 transitions. [2018-12-09 01:20:14,390 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 369 transitions. [2018-12-09 01:20:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 01:20:14,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:14,405 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:14,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:14,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 194 states and 364 transitions. [2018-12-09 01:20:14,418 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 364 transitions. [2018-12-09 01:20:14,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 01:20:14,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:14,508 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:14,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 194 states and 362 transitions. [2018-12-09 01:20:14,519 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 362 transitions. [2018-12-09 01:20:14,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 01:20:14,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:14,775 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:15,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 211 states and 410 transitions. [2018-12-09 01:20:15,954 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 410 transitions. [2018-12-09 01:20:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 01:20:15,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:16,014 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:16,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 213 states and 414 transitions. [2018-12-09 01:20:16,047 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 414 transitions. [2018-12-09 01:20:16,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 01:20:16,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:16,140 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 01:20:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:16,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 220 states and 441 transitions. [2018-12-09 01:20:16,580 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 441 transitions. [2018-12-09 01:20:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 01:20:16,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:16,622 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 01:20:17,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:17,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 227 states and 471 transitions. [2018-12-09 01:20:17,131 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 471 transitions. [2018-12-09 01:20:17,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 01:20:17,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:17,147 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:17,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:17,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 228 states and 472 transitions. [2018-12-09 01:20:17,187 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 472 transitions. [2018-12-09 01:20:17,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 01:20:17,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:17,353 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:20:17,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:20:17,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 235 states and 493 transitions. [2018-12-09 01:20:17,961 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 493 transitions. [2018-12-09 01:20:17,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 01:20:17,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:20:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:20:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:20:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:20:18,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:20:18,185 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 29 iterations. [2018-12-09 01:20:18,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:20:18 ImpRootNode [2018-12-09 01:20:18,294 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:20:18,294 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:20:18,294 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:20:18,294 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:20:18,295 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:20:10" (3/4) ... [2018-12-09 01:20:18,296 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 01:20:18,362 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8632a4c6-c18f-44ce-8282-723444b6cf63/bin-2019/ukojak/witness.graphml [2018-12-09 01:20:18,362 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:20:18,362 INFO L168 Benchmark]: Toolchain (without parser) took 8360.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 306.7 MB). Free memory was 957.1 MB in the beginning and 1.3 GB in the end (delta: -307.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:20:18,363 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:20:18,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 65.0 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -90.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:20:18,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-12-09 01:20:18,364 INFO L168 Benchmark]: Boogie Preprocessor took 20.49 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:20:18,364 INFO L168 Benchmark]: RCFGBuilder took 515.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 964.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:20:18,364 INFO L168 Benchmark]: CodeCheck took 7428.34 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 241.7 MB). Free memory was 964.3 MB in the beginning and 1.3 GB in the end (delta: -323.3 MB). Peak memory consumption was 502.5 MB. Max. memory is 11.5 GB. [2018-12-09 01:20:18,364 INFO L168 Benchmark]: Witness Printer took 67.77 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:20:18,366 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 13 procedures, 130 locations, 1 error locations. UNSAFE Result, 7.2s OverallTime, 29 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -234025760 SDtfs, -349835402 SDslu, -1403408682 SDs, 0 SdLazy, 1283841710 SolverSat, 1754160354 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14997 GetRequests, 14702 SyntacticMatches, 103 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17378 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1593 NumberOfCodeBlocks, 1593 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 1499 ConstructedInterpolants, 0 QuantifiedInterpolants, 204751 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 28 PerfectInterpolantSequences, 860/860 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1021]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int __SELECTED_FEATURE_base ; [L41] int __SELECTED_FEATURE_highWaterSensor ; [L42] int __SELECTED_FEATURE_lowWaterSensor ; [L43] int __SELECTED_FEATURE_methaneQuery ; [L44] int __SELECTED_FEATURE_methaneAlarm ; [L45] int __SELECTED_FEATURE_stopCommand ; [L46] int __SELECTED_FEATURE_startCommand ; [L47] int __GUIDSL_ROOT_PRODUCTION ; [L140] int pumpRunning = 0; [L141] int systemActive = 1; [L641] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L914] int waterLevel = 1; [L915] int methaneLevelCritical = 0; [L1026] int cleanupTimeShifts = 4; [L1099] int retValue_acc ; [L1100] int tmp ; [L872] __GUIDSL_ROOT_PRODUCTION = 1 [L857] __SELECTED_FEATURE_base = 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L858] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L858] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L858] __SELECTED_FEATURE_highWaterSensor = select_one() [L859] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L859] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L859] __SELECTED_FEATURE_lowWaterSensor = select_one() [L860] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L860] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L860] __SELECTED_FEATURE_methaneQuery = select_one() [L861] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L861] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L861] __SELECTED_FEATURE_methaneAlarm = select_one() [L862] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L862] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L862] __SELECTED_FEATURE_stopCommand = select_one() [L863] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L863] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L863] __SELECTED_FEATURE_startCommand = select_one() [L877] int retValue_acc ; [L880] retValue_acc = __SELECTED_FEATURE_base [L881] return (retValue_acc); [L1106] tmp = valid_product() [L1108] COND TRUE \read(tmp) [L55] int splverifierCounter ; [L56] int tmp ; [L57] int tmp___0 ; [L58] int tmp___1 ; [L59] int tmp___2 ; [L62] splverifierCounter = 0 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L64] COND TRUE 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L66] COND TRUE splverifierCounter < 4 [L72] tmp = __VERIFIER_nondet_int() [L74] COND TRUE \read(tmp) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L76] CALL waterRise() VAL [\old(waterLevel)=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L932] COND TRUE waterLevel < 2 [L933] waterLevel = waterLevel + 1 [L76] RET waterRise() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L82] tmp___0 = __VERIFIER_nondet_int() [L84] COND TRUE \read(tmp___0) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L944] COND FALSE !(\read(methaneLevelCritical)) [L947] methaneLevelCritical = 1 [L86] RET changeMethaneLevel() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L92] tmp___2 = __VERIFIER_nondet_int() [L94] COND TRUE \read(tmp___2) [L95] COND TRUE \read(__SELECTED_FEATURE_startCommand) [L467] systemActive = 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L119] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L148] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L155] COND TRUE \read(systemActive) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L291] COND TRUE \read(__SELECTED_FEATURE_methaneAlarm) [L263] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L266] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L281] CALL processEnvironment__before__methaneAlarm() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L248] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L255] CALL processEnvironment__before__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L205] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L177] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L180] COND TRUE ! pumpRunning [L411] int retValue_acc ; [L412] int tmp ; [L413] int tmp___0 ; [L994] int retValue_acc ; [L997] COND FALSE !(waterLevel < 2) [L1001] retValue_acc = 0 [L1002] return (retValue_acc); [L417] tmp = isHighWaterSensorDry() [L419] COND FALSE !(\read(tmp)) [L422] tmp___0 = 1 [L424] retValue_acc = tmp___0 [L425] return (retValue_acc); [L182] tmp = isHighWaterLevel() [L184] COND TRUE \read(tmp) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L333] COND FALSE !(\read(__SELECTED_FEATURE_methaneQuery)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L340] CALL activatePump__before__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L308] pumpRunning = 1 [L340] RET activatePump__before__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L255] RET processEnvironment__before__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L281] RET processEnvironment__before__methaneAlarm() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L888] int tmp ; [L889] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L893] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L953] int retValue_acc ; [L956] retValue_acc = methaneLevelCritical [L957] return (retValue_acc); [L893] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L893] tmp = isMethaneLevelCritical() [L895] COND TRUE \read(tmp) [L366] int retValue_acc ; [L369] retValue_acc = pumpRunning [L370] return (retValue_acc); [L897] tmp___0 = isPumpRunning() [L899] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L1021] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=-1, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 65.0 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -90.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.49 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 515.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 964.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 11.5 GB. * CodeCheck took 7428.34 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 241.7 MB). Free memory was 964.3 MB in the beginning and 1.3 GB in the end (delta: -323.3 MB). Peak memory consumption was 502.5 MB. Max. memory is 11.5 GB. * Witness Printer took 67.77 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...