./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product28_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_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product28_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/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 bccdbc1fe3b58d50f3d739d9520ef3bab8ad5778 ...................................................................................................................................................................................................................................................................................................................................................................... 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 [2018-12-08 19:05:10,887 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:05:10,888 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:05:10,894 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:05:10,894 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:05:10,894 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:05:10,895 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:05:10,896 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:05:10,897 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:05:10,897 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:05:10,898 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:05:10,898 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:05:10,898 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:05:10,899 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:05:10,899 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:05:10,899 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:05:10,900 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:05:10,901 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:05:10,902 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:05:10,902 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:05:10,903 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:05:10,903 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:05:10,905 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:05:10,905 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:05:10,905 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:05:10,905 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:05:10,906 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:05:10,906 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:05:10,906 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:05:10,907 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:05:10,907 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:05:10,908 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:05:10,908 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:05:10,908 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:05:10,908 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:05:10,909 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:05:10,909 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 19:05:10,916 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:05:10,916 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:05:10,917 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:05:10,917 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 19:05:10,917 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 19:05:10,917 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 19:05:10,917 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:05:10,917 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:05:10,917 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:05:10,918 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 19:05:10,918 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 19:05:10,919 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:05:10,919 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:05:10,919 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 19:05:10,919 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:05:10,919 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:05:10,919 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:05:10,919 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 19:05:10,919 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:05:10,919 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:05:10,919 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_3fba8349-0edb-4c2d-9eee-945b1216f714/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 -> bccdbc1fe3b58d50f3d739d9520ef3bab8ad5778 [2018-12-08 19:05:10,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:05:10,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:05:10,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:05:10,948 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:05:10,948 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:05:10,949 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product28_false-unreach-call_false-termination.cil.c [2018-12-08 19:05:10,985 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/data/e8df633c1/c5db37efe6854df3b370c2a66125c15e/FLAG7434f2e82 [2018-12-08 19:05:11,453 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:05:11,453 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/sv-benchmarks/c/product-lines/minepump_spec3_product28_false-unreach-call_false-termination.cil.c [2018-12-08 19:05:11,460 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/data/e8df633c1/c5db37efe6854df3b370c2a66125c15e/FLAG7434f2e82 [2018-12-08 19:05:11,468 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/data/e8df633c1/c5db37efe6854df3b370c2a66125c15e [2018-12-08 19:05:11,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:05:11,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:05:11,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:05:11,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:05:11,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:05:11,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,476 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 08.12 07:05:11, skipping insertion in model container [2018-12-08 19:05:11,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:05:11,501 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:05:11,649 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:05:11,688 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:05:11,731 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:05:11,747 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:05:11,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11 WrapperNode [2018-12-08 19:05:11,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:05:11,748 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:05:11,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:05:11,748 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:05:11,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:05:11,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:05:11,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:05:11,779 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:05:11,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... [2018-12-08 19:05:11,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:05:11,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:05:11,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:05:11,797 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:05:11,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:05:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/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 [2018-12-08 19:05:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 19:05:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 19:05:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 19:05:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 19:05:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 19:05:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 19:05:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 19:05:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 19:05:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 19:05:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 19:05:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 19:05:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 19:05:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 19:05:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 19:05:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 19:05:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 19:05:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:05:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:05:12,214 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:05:12,214 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-08 19:05:12,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:05:12 BoogieIcfgContainer [2018-12-08 19:05:12,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:05:12,215 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 19:05:12,215 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 19:05:12,221 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 19:05:12,222 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:05:12" (1/1) ... [2018-12-08 19:05:12,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:05:12,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:12,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2018-12-08 19:05:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2018-12-08 19:05:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:05:12,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:12,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:12,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:12,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-12-08 19:05:12,370 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-12-08 19:05:12,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:05:12,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:12,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:12,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:12,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-12-08 19:05:12,441 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-12-08 19:05:12,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 19:05:12,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:12,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:12,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2018-12-08 19:05:12,521 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2018-12-08 19:05:12,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 19:05:12,522 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:12,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:12,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 123 transitions. [2018-12-08 19:05:12,782 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2018-12-08 19:05:12,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 19:05:12,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:12,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 85 states and 138 transitions. [2018-12-08 19:05:12,926 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 138 transitions. [2018-12-08 19:05:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-08 19:05:12,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:13,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:13,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 87 states and 141 transitions. [2018-12-08 19:05:13,104 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 141 transitions. [2018-12-08 19:05:13,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 19:05:13,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:13,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:13,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:13,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 92 states and 151 transitions. [2018-12-08 19:05:13,175 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 151 transitions. [2018-12-08 19:05:13,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 19:05:13,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:13,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:13,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:13,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2018-12-08 19:05:13,218 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2018-12-08 19:05:13,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 19:05:13,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:13,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:13,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:13,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 99 states and 166 transitions. [2018-12-08 19:05:13,363 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 166 transitions. [2018-12-08 19:05:13,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 19:05:13,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:05:13,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:05:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:05:13,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 102 states and 175 transitions. [2018-12-08 19:05:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 175 transitions. [2018-12-08 19:05:13,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 19:05:13,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:05:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:05:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:05:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:05:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:05:13,722 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2018-12-08 19:05:13,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 07:05:13 ImpRootNode [2018-12-08 19:05:13,775 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 19:05:13,776 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 19:05:13,776 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 19:05:13,776 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 19:05:13,776 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:05:12" (3/4) ... [2018-12-08 19:05:13,778 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 19:05:13,851 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3fba8349-0edb-4c2d-9eee-945b1216f714/bin-2019/ukojak/witness.graphml [2018-12-08 19:05:13,851 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 19:05:13,852 INFO L168 Benchmark]: Toolchain (without parser) took 2381.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 226.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. [2018-12-08 19:05:13,853 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. [2018-12-08 19:05:13,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-08 19:05:13,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:05:13,854 INFO L168 Benchmark]: Boogie Preprocessor took 17.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:05:13,854 INFO L168 Benchmark]: RCFGBuilder took 418.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:05:13,854 INFO L168 Benchmark]: CodeCheck took 1560.60 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 90.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -97.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:05:13,855 INFO L168 Benchmark]: Witness Printer took 75.40 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:05:13,857 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 8 procedures, 74 locations, 1 error locations. UNSAFE Result, 1.4s OverallTime, 11 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 25776 SDtfs, 6652 SDslu, 12996 SDs, 0 SdLazy, 11236 SolverSat, 3168 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1934 GetRequests, 1865 SyntacticMatches, 15 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1088 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 11654 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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: 545]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L89] int pumpRunning = 0; [L90] int systemActive = 1; [L356] int waterLevel = 1; [L357] int methaneLevelCritical = 0; [L445] int cleanupTimeShifts = 4; [L753] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L518] int retValue_acc ; [L519] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L525] tmp = valid_product() [L527] COND TRUE \read(tmp) [L287] int splverifierCounter ; [L288] int tmp ; [L289] int tmp___0 ; [L290] int tmp___1 ; [L291] int tmp___2 ; [L294] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L296] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L298] COND TRUE splverifierCounter < 4 [L304] tmp = __VERIFIER_nondet_int() [L306] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L308] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L374] COND TRUE waterLevel < 2 [L375] waterLevel = waterLevel + 1 [L308] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L314] tmp___0 = __VERIFIER_nondet_int() [L316] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L324] tmp___2 = __VERIFIER_nondet_int() [L326] COND TRUE \read(tmp___2) [L278] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L343] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L97] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L104] COND TRUE \read(systemActive) [L126] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L129] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L144] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L551] int tmp ; [L552] int tmp___0 ; [L553] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L557] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L395] int retValue_acc ; [L398] retValue_acc = methaneLevelCritical [L399] return (retValue_acc); [L557] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L557] tmp = isMethaneLevelCritical() [L559] COND FALSE !(\read(tmp)) [L427] int retValue_acc ; [L430] retValue_acc = waterLevel [L431] return (retValue_acc); [L563] tmp___0 = getWaterLevel() [L565] COND TRUE tmp___0 == 2 [L196] int retValue_acc ; [L199] retValue_acc = pumpRunning [L200] return (retValue_acc); [L567] tmp___1 = isPumpRunning() [L569] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L545] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 275.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 418.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1560.60 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 90.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -97.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 75.40 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...