./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_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/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_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/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 [2018-12-02 13:20:36,904 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:20:36,905 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:20:36,911 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:20:36,911 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:20:36,911 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:20:36,912 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:20:36,913 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:20:36,913 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:20:36,914 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:20:36,914 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:20:36,914 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:20:36,915 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:20:36,915 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:20:36,916 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:20:36,916 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:20:36,917 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:20:36,918 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:20:36,919 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:20:36,919 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:20:36,920 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:20:36,920 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:20:36,922 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:20:36,922 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:20:36,922 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:20:36,922 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:20:36,923 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:20:36,923 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:20:36,924 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:20:36,924 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:20:36,924 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:20:36,925 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:20:36,925 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:20:36,925 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:20:36,925 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:20:36,926 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:20:36,926 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 13:20:36,933 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:20:36,933 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:20:36,934 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:20:36,934 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 13:20:36,934 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 13:20:36,934 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 13:20:36,935 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:20:36,935 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:20:36,936 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 13:20:36,936 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 13:20:36,936 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:20:36,936 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:20:36,936 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:20:36,936 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:20:36,936 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:20:36,936 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:20:36,936 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 13:20:36,936 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:20:36,936 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 13:20:36,936 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_da725365-c27a-464a-b6b5-7175aef1492b/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 [2018-12-02 13:20:36,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:20:36,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:20:36,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:20:36,963 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:20:36,963 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:20:36,964 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c [2018-12-02 13:20:36,996 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/data/5f474ed42/1f5aa77c069344f19e2bad59f1991955/FLAG0c1a25bf0 [2018-12-02 13:20:37,455 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:20:37,455 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c [2018-12-02 13:20:37,461 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/data/5f474ed42/1f5aa77c069344f19e2bad59f1991955/FLAG0c1a25bf0 [2018-12-02 13:20:37,469 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/data/5f474ed42/1f5aa77c069344f19e2bad59f1991955 [2018-12-02 13:20:37,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:20:37,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:20:37,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:20:37,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:20:37,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:20:37,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,476 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 02.12 01:20:37, skipping insertion in model container [2018-12-02 13:20:37,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:20:37,508 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:20:37,671 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:20:37,713 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:20:37,755 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:20:37,774 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:20:37,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37 WrapperNode [2018-12-02 13:20:37,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:20:37,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:20:37,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:20:37,775 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:20:37,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:20:37,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:20:37,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:20:37,807 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:20:37,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... [2018-12-02 13:20:37,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:20:37,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:20:37,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:20:37,827 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:20:37,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/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 [2018-12-02 13:20:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:20:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2018-12-02 13:20:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2018-12-02 13:20:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 13:20:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 13:20:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 13:20:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 13:20:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 13:20:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 13:20:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2018-12-02 13:20:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2018-12-02 13:20:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 13:20:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 13:20:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2018-12-02 13:20:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2018-12-02 13:20:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2018-12-02 13:20:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2018-12-02 13:20:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 13:20:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 13:20:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 13:20:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 13:20:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 13:20:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-12-02 13:20:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-12-02 13:20:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 13:20:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 13:20:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:20:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:20:38,272 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:20:38,272 INFO L280 CfgBuilder]: Removed 50 assue(true) statements. [2018-12-02 13:20:38,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:20:38 BoogieIcfgContainer [2018-12-02 13:20:38,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:20:38,273 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 13:20:38,273 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 13:20:38,280 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 13:20:38,280 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:20:38" (1/1) ... [2018-12-02 13:20:38,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:20:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:38,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 144 transitions. [2018-12-02 13:20:38,313 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 144 transitions. [2018-12-02 13:20:38,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 13:20:38,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:38,446 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:38,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:38,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 102 states and 142 transitions. [2018-12-02 13:20:38,458 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 142 transitions. [2018-12-02 13:20:38,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 13:20:38,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:38,510 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:38,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:38,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 104 states and 145 transitions. [2018-12-02 13:20:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 145 transitions. [2018-12-02 13:20:38,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 13:20:38,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:38,584 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:38,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:38,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 177 transitions. [2018-12-02 13:20:38,732 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 177 transitions. [2018-12-02 13:20:38,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 13:20:38,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:38,790 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:39,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:39,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 204 transitions. [2018-12-02 13:20:39,041 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 204 transitions. [2018-12-02 13:20:39,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 13:20:39,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:39,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:39,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 205 transitions. [2018-12-02 13:20:39,091 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2018-12-02 13:20:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 13:20:39,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:39,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:39,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:39,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 136 states and 222 transitions. [2018-12-02 13:20:39,459 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 222 transitions. [2018-12-02 13:20:39,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 13:20:39,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:39,483 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:39,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 137 states and 224 transitions. [2018-12-02 13:20:39,489 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2018-12-02 13:20:39,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 13:20:39,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:39,511 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:39,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:39,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 138 states and 225 transitions. [2018-12-02 13:20:39,518 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 225 transitions. [2018-12-02 13:20:39,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 13:20:39,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:39,537 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:39,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 142 states and 231 transitions. [2018-12-02 13:20:39,544 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 231 transitions. [2018-12-02 13:20:39,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 13:20:39,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:39,635 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 162 states and 276 transitions. [2018-12-02 13:20:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2018-12-02 13:20:40,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 13:20:40,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:40,374 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:40,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 171 states and 314 transitions. [2018-12-02 13:20:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 314 transitions. [2018-12-02 13:20:40,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 13:20:40,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:40,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 175 states and 318 transitions. [2018-12-02 13:20:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 318 transitions. [2018-12-02 13:20:40,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 13:20:40,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:40,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:40,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 178 states and 321 transitions. [2018-12-02 13:20:40,637 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 321 transitions. [2018-12-02 13:20:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 13:20:40,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:40,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:40,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 182 states and 341 transitions. [2018-12-02 13:20:40,889 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 341 transitions. [2018-12-02 13:20:40,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 13:20:40,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:40,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 183 states and 342 transitions. [2018-12-02 13:20:40,943 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 342 transitions. [2018-12-02 13:20:40,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 13:20:40,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:40,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:40,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 186 states and 346 transitions. [2018-12-02 13:20:40,989 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 346 transitions. [2018-12-02 13:20:40,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 13:20:40,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:41,015 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:41,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:41,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 187 states and 347 transitions. [2018-12-02 13:20:41,027 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 347 transitions. [2018-12-02 13:20:41,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 13:20:41,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:41,076 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:41,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:41,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 190 states and 356 transitions. [2018-12-02 13:20:41,217 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 356 transitions. [2018-12-02 13:20:41,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 13:20:41,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:41,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:41,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:41,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 193 states and 365 transitions. [2018-12-02 13:20:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 365 transitions. [2018-12-02 13:20:41,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 13:20:41,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:41,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:41,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 193 states and 363 transitions. [2018-12-02 13:20:41,482 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 363 transitions. [2018-12-02 13:20:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 13:20:41,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:41,554 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:41,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:41,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 195 states and 370 transitions. [2018-12-02 13:20:41,646 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 370 transitions. [2018-12-02 13:20:41,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 13:20:41,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:41,661 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:41,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:41,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 195 states and 365 transitions. [2018-12-02 13:20:41,677 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 365 transitions. [2018-12-02 13:20:41,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 13:20:41,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 13:20:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:42,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 202 states and 390 transitions. [2018-12-02 13:20:42,022 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 390 transitions. [2018-12-02 13:20:42,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 13:20:42,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:42,081 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 13:20:42,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:42,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 209 states and 417 transitions. [2018-12-02 13:20:42,493 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 417 transitions. [2018-12-02 13:20:42,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 13:20:42,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:42,591 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:42,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:42,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 209 states and 415 transitions. [2018-12-02 13:20:42,604 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 415 transitions. [2018-12-02 13:20:42,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 13:20:42,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:42,870 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:44,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:44,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 227 states and 469 transitions. [2018-12-02 13:20:44,315 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 469 transitions. [2018-12-02 13:20:44,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 13:20:44,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:20:44,508 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 13:20:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:20:45,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 234 states and 490 transitions. [2018-12-02 13:20:45,121 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 490 transitions. [2018-12-02 13:20:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 13:20:45,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:20:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:20:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:20:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:20:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:20:45,351 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 28 iterations. [2018-12-02 13:20:45,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:20:45 ImpRootNode [2018-12-02 13:20:45,453 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 13:20:45,454 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:20:45,454 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:20:45,454 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:20:45,454 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:20:38" (3/4) ... [2018-12-02 13:20:45,456 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 13:20:45,525 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_da725365-c27a-464a-b6b5-7175aef1492b/bin-2019/ukojak/witness.graphml [2018-12-02 13:20:45,525 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:20:45,526 INFO L168 Benchmark]: Toolchain (without parser) took 8054.72 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 264.2 MB). Free memory was 954.9 MB in the beginning and 867.5 MB in the end (delta: 87.4 MB). Peak memory consumption was 351.6 MB. Max. memory is 11.5 GB. [2018-12-02 13:20:45,526 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-02 13:20:45,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -122.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-02 13:20:45,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:20:45,527 INFO L168 Benchmark]: Boogie Preprocessor took 19.62 ms. Allocated memory is still 1.1 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. [2018-12-02 13:20:45,527 INFO L168 Benchmark]: RCFGBuilder took 445.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.8 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 11.5 GB. [2018-12-02 13:20:45,527 INFO L168 Benchmark]: CodeCheck took 7180.48 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 170.4 MB). Free memory was 997.8 MB in the beginning and 895.4 MB in the end (delta: 102.5 MB). Peak memory consumption was 272.9 MB. Max. memory is 11.5 GB. [2018-12-02 13:20:45,527 INFO L168 Benchmark]: Witness Printer took 71.45 ms. Allocated memory is still 1.3 GB. Free memory was 895.4 MB in the beginning and 867.5 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-02 13:20:45,528 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, 7.0s OverallTime, 28 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2030469704 SDtfs, 1972562822 SDslu, -701721130 SDs, 0 SdLazy, -1505587206 SolverSat, 877074542 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14113 GetRequests, 13853 SyntacticMatches, 70 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17069 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1531 NumberOfCodeBlocks, 1531 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 1438 ConstructedInterpolants, 0 QuantifiedInterpolants, 184722 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 27 PerfectInterpolantSequences, 830/830 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 0.10 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 302.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -122.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.62 ms. Allocated memory is still 1.1 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 445.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.8 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 11.5 GB. * CodeCheck took 7180.48 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 170.4 MB). Free memory was 997.8 MB in the beginning and 895.4 MB in the end (delta: 102.5 MB). Peak memory consumption was 272.9 MB. Max. memory is 11.5 GB. * Witness Printer took 71.45 ms. Allocated memory is still 1.3 GB. Free memory was 895.4 MB in the beginning and 867.5 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...