./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product63_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_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product63_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/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 bc4bd2595a0b7e3cefae13519551d835632d9ce9 ....................................................................................................................................................................................................................................................................................................................................................... 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 02:10:45,568 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:10:45,569 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:10:45,575 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:10:45,575 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:10:45,576 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:10:45,576 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:10:45,577 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:10:45,578 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:10:45,578 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:10:45,579 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:10:45,579 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:10:45,579 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:10:45,580 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:10:45,580 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:10:45,581 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:10:45,581 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:10:45,582 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:10:45,583 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:10:45,584 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:10:45,584 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:10:45,585 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:10:45,586 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:10:45,586 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:10:45,586 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:10:45,586 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:10:45,587 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:10:45,587 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:10:45,588 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:10:45,588 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:10:45,588 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:10:45,589 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:10:45,589 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:10:45,589 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:10:45,589 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:10:45,590 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:10:45,590 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 02:10:45,597 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:10:45,597 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:10:45,597 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:10:45,598 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:10:45,598 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:10:45,598 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:10:45,598 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:10:45,598 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:10:45,598 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:10:45,598 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:10:45,598 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:10:45,599 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:10:45,599 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:10:45,599 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:10:45,599 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:10:45,599 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:10:45,599 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:10:45,599 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:10:45,599 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:10:45,599 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:10:45,599 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:10:45,600 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:10:45,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:10:45,600 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:10:45,600 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:10:45,600 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:10:45,600 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 02:10:45,600 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:10:45,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:10:45,600 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_4b524754-b8ec-4e08-852a-c85fc009ef93/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 -> bc4bd2595a0b7e3cefae13519551d835632d9ce9 [2018-12-02 02:10:45,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:10:45,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:10:45,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:10:45,626 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:10:45,626 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:10:45,626 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product63_false-unreach-call_false-termination.cil.c [2018-12-02 02:10:45,665 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/data/ff26f42f8/cfd0ab05f7b14e71be2084142711db56/FLAGf7be9d3a3 [2018-12-02 02:10:45,964 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:10:45,965 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/sv-benchmarks/c/product-lines/minepump_spec3_product63_false-unreach-call_false-termination.cil.c [2018-12-02 02:10:45,971 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/data/ff26f42f8/cfd0ab05f7b14e71be2084142711db56/FLAGf7be9d3a3 [2018-12-02 02:10:45,979 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/data/ff26f42f8/cfd0ab05f7b14e71be2084142711db56 [2018-12-02 02:10:45,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:10:45,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:10:45,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:10:45,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:10:45,984 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:10:45,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:10:45" (1/1) ... [2018-12-02 02:10:45,986 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 02:10:45, skipping insertion in model container [2018-12-02 02:10:45,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:10:45" (1/1) ... [2018-12-02 02:10:45,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:10:46,011 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:10:46,163 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:10:46,171 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:10:46,249 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:10:46,265 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:10:46,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46 WrapperNode [2018-12-02 02:10:46,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:10:46,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:10:46,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:10:46,266 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:10:46,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:10:46,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:10:46,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:10:46,298 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:10:46,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:10:46,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:10:46,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:10:46,317 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:10:46,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:10:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/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 02:10:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:10:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 02:10:46,352 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 02:10:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 02:10:46,352 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 02:10:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 02:10:46,352 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 02:10:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 02:10:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 02:10:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 02:10:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 02:10:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 02:10:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 02:10:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 02:10:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 02:10:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 02:10:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 02:10:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 02:10:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 02:10:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 02:10:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 02:10:46,354 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 02:10:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:10:46,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:10:46,780 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:10:46,780 INFO L280 CfgBuilder]: Removed 44 assue(true) statements. [2018-12-02 02:10:46,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:10:46 BoogieIcfgContainer [2018-12-02 02:10:46,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:10:46,781 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:10:46,781 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:10:46,790 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:10:46,791 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:10:46" (1/1) ... [2018-12-02 02:10:46,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:10:46,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:10:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-12-02 02:10:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-12-02 02:10:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 02:10:46,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:10:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:10:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:10:46,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:10:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 78 states and 104 transitions. [2018-12-02 02:10:46,954 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 104 transitions. [2018-12-02 02:10:46,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 02:10:46,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:10:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:10:47,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:10:47,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:10:47,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 80 states and 107 transitions. [2018-12-02 02:10:47,024 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2018-12-02 02:10:47,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 02:10:47,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:10:47,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:10:47,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:10:47,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:10:47,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 90 states and 128 transitions. [2018-12-02 02:10:47,140 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 128 transitions. [2018-12-02 02:10:47,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 02:10:47,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:10:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:10:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:10:47,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:10:47,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 91 states and 129 transitions. [2018-12-02 02:10:47,169 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2018-12-02 02:10:47,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 02:10:47,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:10:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:10:47,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:10:47,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:10:47,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 92 states and 130 transitions. [2018-12-02 02:10:47,201 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2018-12-02 02:10:47,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 02:10:47,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:10:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:10:47,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:10:47,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:10:47,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 93 states and 131 transitions. [2018-12-02 02:10:47,229 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 131 transitions. [2018-12-02 02:10:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 02:10:47,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:10:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:10:47,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:10:47,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:10:47,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 111 states and 172 transitions. [2018-12-02 02:10:47,549 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 172 transitions. [2018-12-02 02:10:47,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 02:10:47,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:10:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:10:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:10:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:10:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:10:47,730 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2018-12-02 02:10:47,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:10:47 ImpRootNode [2018-12-02 02:10:47,809 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:10:47,810 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:10:47,810 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:10:47,810 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:10:47,810 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:10:46" (3/4) ... [2018-12-02 02:10:47,812 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 02:10:47,880 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4b524754-b8ec-4e08-852a-c85fc009ef93/bin-2019/ukojak/witness.graphml [2018-12-02 02:10:47,881 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:10:47,881 INFO L168 Benchmark]: Toolchain (without parser) took 1900.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -127.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:10:47,882 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:10:47,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -150.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-12-02 02:10:47,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.08 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 02:10:47,883 INFO L168 Benchmark]: Boogie Preprocessor took 18.94 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 02:10:47,883 INFO L168 Benchmark]: RCFGBuilder took 463.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:10:47,884 INFO L168 Benchmark]: CodeCheck took 1028.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -68.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:10:47,884 INFO L168 Benchmark]: Witness Printer took 70.98 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: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-12-02 02:10:47,885 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 11 procedures, 104 locations, 1 error locations. UNSAFE Result, 0.9s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3040 SDtfs, 912 SDslu, 1420 SDs, 0 SdLazy, 992 SolverSat, 304 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1207 GetRequests, 1177 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 7182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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: 619]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L188] int pumpRunning = 0; [L189] int systemActive = 1; [L512] int waterLevel = 1; [L513] int methaneLevelCritical = 0; [L827] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L121] int retValue_acc ; [L122] int tmp ; [L170] int retValue_acc ; [L173] retValue_acc = 1 [L174] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L445] int splverifierCounter ; [L446] int tmp ; [L447] int tmp___0 ; [L448] int tmp___1 ; [L449] int tmp___2 ; [L452] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L454] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L456] COND TRUE splverifierCounter < 4 [L462] tmp = __VERIFIER_nondet_int() [L464] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L466] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L530] COND TRUE waterLevel < 2 [L531] waterLevel = waterLevel + 1 [L466] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L472] tmp___0 = __VERIFIER_nondet_int() [L474] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L482] tmp___2 = __VERIFIER_nondet_int() [L484] COND FALSE !(\read(tmp___2)) [L488] tmp___1 = __VERIFIER_nondet_int() [L490] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L432] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L439] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L499] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L196] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L203] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L625] int tmp ; [L626] int tmp___0 ; [L627] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L631] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L551] int retValue_acc ; [L554] retValue_acc = methaneLevelCritical [L555] return (retValue_acc); [L631] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L631] tmp = isMethaneLevelCritical() [L633] COND FALSE !(\read(tmp)) [L583] int retValue_acc ; [L586] retValue_acc = waterLevel [L587] return (retValue_acc); [L637] tmp___0 = getWaterLevel() [L639] COND TRUE tmp___0 == 2 [L346] int retValue_acc ; [L349] retValue_acc = pumpRunning [L350] return (retValue_acc); [L641] tmp___1 = isPumpRunning() [L643] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L619] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 283.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -150.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.08 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. * Boogie Preprocessor took 18.94 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 463.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 1028.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -68.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 70.98 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: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...