./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e293e64b1cdccf6f7dd8e0ea93ea165f8311c2d3 ............................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-69874e2 [2020-12-01 17:02:54,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:02:54,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:02:54,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:02:54,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:02:54,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:02:54,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:02:54,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:02:54,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:02:54,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:02:54,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:02:54,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:02:54,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:02:54,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:02:54,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:02:54,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:02:54,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:02:54,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:02:54,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:02:54,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:02:54,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:02:54,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:02:54,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:02:54,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:02:54,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:02:54,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:02:54,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:02:54,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:02:54,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:02:54,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:02:54,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:02:54,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:02:54,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:02:54,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:02:54,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:02:54,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:02:54,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:02:54,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:02:54,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:02:54,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:02:54,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:02:54,284 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:02:54,338 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:02:54,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:02:54,344 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:02:54,344 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:02:54,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:02:54,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:02:54,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:02:54,346 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:02:54,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:02:54,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:02:54,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:02:54,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:02:54,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:02:54,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:02:54,348 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:02:54,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:02:54,349 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:02:54,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:02:54,350 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:02:54,350 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:02:54,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:02:54,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:02:54,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:02:54,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:02:54,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:02:54,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:02:54,352 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:02:54,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:02:54,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:02:54,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e293e64b1cdccf6f7dd8e0ea93ea165f8311c2d3 [2020-12-01 17:02:54,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:02:54,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:02:54,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:02:54,720 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:02:54,721 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:02:54,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c [2020-12-01 17:02:54,806 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/data/087c7cf90/e74b77eeee7c443dac3fece310b5f8ba/FLAGcc589e586 [2020-12-01 17:02:55,366 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:02:55,367 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c [2020-12-01 17:02:55,380 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/data/087c7cf90/e74b77eeee7c443dac3fece310b5f8ba/FLAGcc589e586 [2020-12-01 17:02:55,678 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/data/087c7cf90/e74b77eeee7c443dac3fece310b5f8ba [2020-12-01 17:02:55,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:02:55,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:02:55,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:02:55,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:02:55,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:02:55,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:02:55" (1/1) ... [2020-12-01 17:02:55,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa17cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:55, skipping insertion in model container [2020-12-01 17:02:55,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:02:55" (1/1) ... [2020-12-01 17:02:55,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:02:55,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:02:56,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:02:56,050 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:02:56,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:02:56,201 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:02:56,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56 WrapperNode [2020-12-01 17:02:56,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:02:56,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:02:56,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:02:56,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:02:56,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... [2020-12-01 17:02:56,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... [2020-12-01 17:02:56,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:02:56,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:02:56,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:02:56,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:02:56,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... [2020-12-01 17:02:56,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... [2020-12-01 17:02:56,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... [2020-12-01 17:02:56,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... [2020-12-01 17:02:56,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... [2020-12-01 17:02:56,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... [2020-12-01 17:02:56,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... [2020-12-01 17:02:56,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:02:56,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:02:56,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:02:56,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:02:56,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:02:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/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 [2020-12-01 17:02:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:02:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:02:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:02:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 17:02:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 17:02:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:02:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:02:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:02:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:02:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:02:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:02:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-12-01 17:02:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-12-01 17:02:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-12-01 17:02:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-12-01 17:02:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:02:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:02:56,405 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:02:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:02:56,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:02:57,622 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:02:57,622 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-12-01 17:02:57,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:02:57 BoogieIcfgContainer [2020-12-01 17:02:57,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:02:57,626 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:02:57,626 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:02:57,639 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:02:57,639 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:02:57" (1/1) ... [2020-12-01 17:02:57,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:02:57,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:57,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2020-12-01 17:02:57,686 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2020-12-01 17:02:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:02:57,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:57,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:02:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:58,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2020-12-01 17:02:58,025 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2020-12-01 17:02:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:02:58,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:58,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:02:58,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2020-12-01 17:02:58,295 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2020-12-01 17:02:58,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:02:58,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:58,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:02:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:58,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2020-12-01 17:02:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2020-12-01 17:02:58,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:02:58,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:58,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:02:59,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:59,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 90 states and 142 transitions. [2020-12-01 17:02:59,307 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2020-12-01 17:02:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:02:59,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:02:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2020-12-01 17:02:59,414 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2020-12-01 17:02:59,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:02:59,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:59,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:02:59,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:59,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 92 states and 144 transitions. [2020-12-01 17:02:59,530 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 144 transitions. [2020-12-01 17:02:59,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:02:59,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:02:59,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:59,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 145 transitions. [2020-12-01 17:02:59,641 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 145 transitions. [2020-12-01 17:02:59,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:02:59,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:59,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:02:59,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:59,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 94 states and 146 transitions. [2020-12-01 17:02:59,741 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 146 transitions. [2020-12-01 17:02:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:02:59,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:02:59,839 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:02:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:02:59,905 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:03:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:03:00,270 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:03:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:03:00,505 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:03:01,293 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2020-12-01 17:03:01,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:03:01 ImpRootNode [2020-12-01 17:03:01,412 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:03:01,412 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:03:01,413 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:03:01,413 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:03:01,414 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:02:57" (3/4) ... [2020-12-01 17:03:01,416 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 17:03:01,551 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7d119938-b47c-4110-9704-3355472a5fbe/bin/ukojak/witness.graphml [2020-12-01 17:03:01,551 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:03:01,554 INFO L168 Benchmark]: Toolchain (without parser) took 5870.83 ms. Allocated memory was 83.9 MB in the beginning and 132.1 MB in the end (delta: 48.2 MB). Free memory was 51.8 MB in the beginning and 74.9 MB in the end (delta: -23.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:01,555 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 83.9 MB. Free memory was 42.9 MB in the beginning and 42.9 MB in the end (delta: 34.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:03:01,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.00 ms. Allocated memory is still 83.9 MB. Free memory was 51.5 MB in the beginning and 52.0 MB in the end (delta: -482.6 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:01,559 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.34 ms. Allocated memory is still 83.9 MB. Free memory was 52.0 MB in the beginning and 49.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:01,560 INFO L168 Benchmark]: Boogie Preprocessor took 36.31 ms. Allocated memory is still 83.9 MB. Free memory was 49.5 MB in the beginning and 47.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:01,560 INFO L168 Benchmark]: RCFGBuilder took 1311.46 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 47.8 MB in the beginning and 74.9 MB in the end (delta: -27.1 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:01,561 INFO L168 Benchmark]: CodeCheck took 3786.34 ms. Allocated memory was 100.7 MB in the beginning and 132.1 MB in the end (delta: 31.5 MB). Free memory was 74.9 MB in the beginning and 85.4 MB in the end (delta: -10.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:01,561 INFO L168 Benchmark]: Witness Printer took 138.81 ms. Allocated memory is still 132.1 MB. Free memory was 85.4 MB in the beginning and 74.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:01,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.6s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6856 SDtfs, 2444 SDslu, 4044 SDs, 0 SdLazy, 3204 SolverSat, 824 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1485 GetRequests, 1449 SyntacticMatches, 10 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 205 NumberOfCodeBlocks, 205 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 169 ConstructedInterpolants, 0 QuantifiedInterpolants, 9635 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L51] int pumpRunning = 0; [L52] int systemActive = 1; [L456] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L654] int waterLevel = 1; [L655] int methaneLevelCritical = 0; [L734] int cleanupTimeShifts = 4; [L810] int retValue_acc ; [L811] int tmp ; [L903] int retValue_acc ; [L906] retValue_acc = 1 [L907] return (retValue_acc); [L817] tmp = valid_product() [L819] COND TRUE \read(tmp) [L221] int splverifierCounter ; [L222] int tmp ; [L223] int tmp___0 ; [L224] int tmp___1 ; [L225] int tmp___2 ; [L228] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L230] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L232] COND TRUE splverifierCounter < 4 [L238] tmp = __VERIFIER_nondet_int() [L240] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L242] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L672] COND TRUE waterLevel < 2 [L673] waterLevel = waterLevel + 1 [L242] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L248] tmp___0 = __VERIFIER_nondet_int() [L250] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L258] tmp___2 = __VERIFIER_nondet_int() [L260] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L275] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L59] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L66] COND TRUE \read(systemActive) [L88] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L91] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L106] FCALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L835] int tmp ; [L836] int tmp___0 ; [L837] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L841] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L693] int retValue_acc ; [L696] retValue_acc = methaneLevelCritical [L697] return (retValue_acc); [L841] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L841] tmp = isMethaneLevelCritical() [L843] COND FALSE !(\read(tmp)) [L725] int retValue_acc ; [L728] retValue_acc = waterLevel [L729] return (retValue_acc); [L847] tmp___0 = getWaterLevel() [L849] COND TRUE tmp___0 == 2 [L157] int retValue_acc ; [L160] retValue_acc = pumpRunning [L161] return (retValue_acc); [L851] tmp___1 = isPumpRunning() [L853] 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] [L3] __assert_fail("0", "minepump_spec3_product15.cil.c", 3, "reach_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 0.23 ms. Allocated memory is still 83.9 MB. Free memory was 42.9 MB in the beginning and 42.9 MB in the end (delta: 34.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 520.00 ms. Allocated memory is still 83.9 MB. Free memory was 51.5 MB in the beginning and 52.0 MB in the end (delta: -482.6 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.34 ms. Allocated memory is still 83.9 MB. Free memory was 52.0 MB in the beginning and 49.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.31 ms. Allocated memory is still 83.9 MB. Free memory was 49.5 MB in the beginning and 47.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1311.46 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 47.8 MB in the beginning and 74.9 MB in the end (delta: -27.1 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * CodeCheck took 3786.34 ms. Allocated memory was 100.7 MB in the beginning and 132.1 MB in the end (delta: 31.5 MB). Free memory was 74.9 MB in the beginning and 85.4 MB in the end (delta: -10.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. * Witness Printer took 138.81 ms. Allocated memory is still 132.1 MB. Free memory was 85.4 MB in the beginning and 74.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...