./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/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 07b1c242ee38ca5843c5ca9be19cecfe3ff6bd0c ................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-cad4683 [2019-10-22 10:15:36,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:15:36,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:15:36,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:15:36,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:15:36,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:15:36,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:15:36,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:15:36,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:15:36,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:15:36,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:15:36,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:15:36,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:15:36,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:15:36,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:15:36,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:15:36,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:15:36,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:15:36,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:15:36,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:15:36,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:15:36,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:15:36,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:15:36,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:15:36,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:15:36,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:15:36,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:15:36,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:15:36,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:15:36,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:15:36,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:15:36,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:15:36,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:15:36,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:15:36,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:15:36,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:15:36,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:15:36,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:15:36,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:15:36,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:15:36,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:15:36,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:15:36,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:15:36,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:15:36,270 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:15:36,271 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:15:36,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:15:36,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:15:36,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:15:36,284 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:15:36,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:15:36,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:15:36,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:15:36,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:15:36,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:15:36,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:15:36,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:15:36,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:15:36,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:15:36,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:15:36,286 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:15:36,286 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:15:36,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:15:36,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:15:36,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:15:36,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:15:36,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:15:36,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:15:36,287 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:15:36,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:15:36,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:15:36,288 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/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 -> 07b1c242ee38ca5843c5ca9be19cecfe3ff6bd0c [2019-10-22 10:15:36,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:15:36,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:15:36,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:15:36,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:15:36,345 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:15:36,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product55.cil.c [2019-10-22 10:15:36,402 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/data/5984fa625/be114485f6be466687c56f035e4fd012/FLAG15c828732 [2019-10-22 10:15:36,885 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:15:36,885 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/sv-benchmarks/c/product-lines/minepump_spec3_product55.cil.c [2019-10-22 10:15:36,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/data/5984fa625/be114485f6be466687c56f035e4fd012/FLAG15c828732 [2019-10-22 10:15:37,416 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/data/5984fa625/be114485f6be466687c56f035e4fd012 [2019-10-22 10:15:37,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:15:37,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:15:37,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:37,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:15:37,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:15:37,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:37,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14cc2255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37, skipping insertion in model container [2019-10-22 10:15:37,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:37,437 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:15:37,484 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:15:37,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:37,880 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:15:37,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:37,994 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:15:37,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37 WrapperNode [2019-10-22 10:15:37,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:37,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:37,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:15:37,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:15:38,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:38,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:38,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:38,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:15:38,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:15:38,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:15:38,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:38,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:38,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:38,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:38,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:38,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:38,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... [2019-10-22 10:15:38,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:15:38,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:15:38,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:15:38,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:15:38,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/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 [2019-10-22 10:15:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:15:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:15:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:15:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:15:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:15:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:15:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:15:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:15:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:15:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:15:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:15:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:15:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:15:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-22 10:15:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-22 10:15:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:15:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:15:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:15:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:15:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:15:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:15:38,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:15:39,046 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:15:39,046 INFO L284 CfgBuilder]: Removed 44 assume(true) statements. [2019-10-22 10:15:39,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:39 BoogieIcfgContainer [2019-10-22 10:15:39,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:15:39,048 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:15:39,048 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:15:39,059 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:15:39,059 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:39" (1/1) ... [2019-10-22 10:15:39,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:15:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:39,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2019-10-22 10:15:39,110 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2019-10-22 10:15:39,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:15:39,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:39,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:39,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:39,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2019-10-22 10:15:39,321 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2019-10-22 10:15:39,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:39,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:39,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:39,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:39,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2019-10-22 10:15:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2019-10-22 10:15:39,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:15:39,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:39,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:39,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 84 states and 121 transitions. [2019-10-22 10:15:39,682 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2019-10-22 10:15:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:15:39,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:39,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:39,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 85 states and 122 transitions. [2019-10-22 10:15:39,730 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2019-10-22 10:15:39,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:15:39,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:39,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:39,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 123 transitions. [2019-10-22 10:15:39,830 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 123 transitions. [2019-10-22 10:15:39,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:15:39,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:39,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:39,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:39,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 87 states and 124 transitions. [2019-10-22 10:15:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 124 transitions. [2019-10-22 10:15:39,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:15:39,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:40,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:40,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:40,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 105 states and 165 transitions. [2019-10-22 10:15:40,533 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 165 transitions. [2019-10-22 10:15:40,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:15:40,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:41,626 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-10-22 10:15:41,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:15:41 ImpRootNode [2019-10-22 10:15:41,721 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:15:41,722 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:15:41,722 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:15:41,722 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:15:41,722 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:39" (3/4) ... [2019-10-22 10:15:41,725 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:15:41,886 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_887b46ca-d1c3-4037-adef-a1d0e14ed745/bin/ukojak/witness.graphml [2019-10-22 10:15:41,887 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:15:41,889 INFO L168 Benchmark]: Toolchain (without parser) took 4469.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.8 MB). Free memory was 944.5 MB in the beginning and 1.0 GB in the end (delta: -90.9 MB). Peak memory consumption was 119.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:41,890 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:15:41,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:41,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.73 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. [2019-10-22 10:15:41,894 INFO L168 Benchmark]: Boogie Preprocessor took 30.77 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. [2019-10-22 10:15:41,896 INFO L168 Benchmark]: RCFGBuilder took 944.01 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: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:41,896 INFO L168 Benchmark]: CodeCheck took 2673.20 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 92.8 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -32.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:41,897 INFO L168 Benchmark]: Witness Printer took 165.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:41,898 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 72 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.5s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3040 SDtfs, 912 SDslu, 1420 SDs, 0 SdLazy, 992 SolverSat, 304 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1207 GetRequests, 1177 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s 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 DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 193]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L86] int waterLevel = 1; [L87] int methaneLevelCritical = 0; [L367] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L564] int cleanupTimeShifts = 4; [L667] int pumpRunning = 0; [L668] int systemActive = 1; [L640] int retValue_acc ; [L641] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L647] tmp = valid_product() [L649] COND TRUE \read(tmp) [L941] int splverifierCounter ; [L942] int tmp ; [L943] int tmp___0 ; [L944] int tmp___1 ; [L945] int tmp___2 ; [L948] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L950] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L952] COND TRUE splverifierCounter < 4 [L958] tmp = __VERIFIER_nondet_int() [L960] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L962] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L104] COND TRUE waterLevel < 2 [L105] waterLevel = waterLevel + 1 [L962] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L968] tmp___0 = __VERIFIER_nondet_int() [L970] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L978] tmp___2 = __VERIFIER_nondet_int() [L980] COND FALSE !(\read(tmp___2)) [L984] tmp___1 = __VERIFIER_nondet_int() [L986] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L894] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L901] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L995] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L675] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L682] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L907] int tmp ; [L908] int tmp___0 ; [L909] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L913] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L125] int retValue_acc ; [L128] retValue_acc = methaneLevelCritical [L129] return (retValue_acc); [L913] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L913] tmp = isMethaneLevelCritical() [L915] COND FALSE !(\read(tmp)) [L157] int retValue_acc ; [L160] retValue_acc = waterLevel [L161] return (retValue_acc); [L919] tmp___0 = getWaterLevel() [L921] COND TRUE tmp___0 == 2 [L808] int retValue_acc ; [L811] retValue_acc = pumpRunning [L812] return (retValue_acc); [L923] tmp___1 = isPumpRunning() [L925] 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] [L193] __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 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 572.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.73 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 30.77 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 944.01 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: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 11.5 GB. * CodeCheck took 2673.20 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 92.8 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -32.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 11.5 GB. * Witness Printer took 165.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...