./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product56_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_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product56_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/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 525453629ce87b69ed1d4100e13fdb9e0c8a872a ........................................................................................................................................................................................................................................................................................................................................................... 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 12:31:14,920 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 12:31:14,921 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 12:31:14,929 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 12:31:14,929 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 12:31:14,930 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 12:31:14,931 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 12:31:14,932 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 12:31:14,933 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 12:31:14,934 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 12:31:14,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 12:31:14,935 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 12:31:14,935 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 12:31:14,936 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 12:31:14,936 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 12:31:14,937 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 12:31:14,937 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 12:31:14,938 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 12:31:14,939 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 12:31:14,940 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 12:31:14,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 12:31:14,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 12:31:14,942 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 12:31:14,942 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 12:31:14,942 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 12:31:14,943 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 12:31:14,943 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 12:31:14,943 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 12:31:14,944 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 12:31:14,945 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 12:31:14,945 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 12:31:14,945 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 12:31:14,946 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 12:31:14,946 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 12:31:14,946 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 12:31:14,947 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 12:31:14,947 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 12:31:14,956 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 12:31:14,956 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 12:31:14,957 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 12:31:14,957 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 12:31:14,957 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 12:31:14,957 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 12:31:14,958 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 12:31:14,958 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 12:31:14,958 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 12:31:14,958 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 12:31:14,958 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 12:31:14,958 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 12:31:14,959 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 12:31:14,959 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 12:31:14,959 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 12:31:14,959 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 12:31:14,959 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 12:31:14,959 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 12:31:14,959 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 12:31:14,960 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 12:31:14,960 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 12:31:14,960 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 12:31:14,960 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:31:14,960 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 12:31:14,960 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 12:31:14,961 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 12:31:14,961 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 12:31:14,961 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 12:31:14,961 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 12:31:14,961 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_9a606952-dcbd-4ca7-9e81-c3214523bfbf/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 -> 525453629ce87b69ed1d4100e13fdb9e0c8a872a [2018-12-08 12:31:14,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 12:31:14,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 12:31:14,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 12:31:14,991 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 12:31:14,991 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 12:31:14,991 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product56_false-unreach-call_false-termination.cil.c [2018-12-08 12:31:15,023 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/data/29ab9d88a/60ce98b14676490eb0fec46adf35095e/FLAGb16befd9d [2018-12-08 12:31:15,416 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 12:31:15,416 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/sv-benchmarks/c/product-lines/minepump_spec3_product56_false-unreach-call_false-termination.cil.c [2018-12-08 12:31:15,423 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/data/29ab9d88a/60ce98b14676490eb0fec46adf35095e/FLAGb16befd9d [2018-12-08 12:31:15,431 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/data/29ab9d88a/60ce98b14676490eb0fec46adf35095e [2018-12-08 12:31:15,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 12:31:15,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 12:31:15,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 12:31:15,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 12:31:15,436 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 12:31:15,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c8a763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15, skipping insertion in model container [2018-12-08 12:31:15,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 12:31:15,463 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 12:31:15,610 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:31:15,656 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 12:31:15,706 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:31:15,721 INFO L195 MainTranslator]: Completed translation [2018-12-08 12:31:15,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15 WrapperNode [2018-12-08 12:31:15,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 12:31:15,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 12:31:15,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 12:31:15,722 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 12:31:15,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 12:31:15,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 12:31:15,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 12:31:15,754 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 12:31:15,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... [2018-12-08 12:31:15,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 12:31:15,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 12:31:15,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 12:31:15,775 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 12:31:15,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:31:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/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 12:31:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 12:31:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 12:31:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 12:31:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 12:31:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 12:31:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 12:31:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 12:31:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 12:31:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 12:31:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 12:31:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 12:31:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 12:31:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 12:31:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-08 12:31:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-08 12:31:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 12:31:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 12:31:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 12:31:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 12:31:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 12:31:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 12:31:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 12:31:16,267 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 12:31:16,267 INFO L280 CfgBuilder]: Removed 46 assue(true) statements. [2018-12-08 12:31:16,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:31:16 BoogieIcfgContainer [2018-12-08 12:31:16,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 12:31:16,268 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 12:31:16,268 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 12:31:16,275 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 12:31:16,275 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:31:16" (1/1) ... [2018-12-08 12:31:16,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:31:16,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:31:16,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2018-12-08 12:31:16,308 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2018-12-08 12:31:16,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 12:31:16,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:31:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:31:16,451 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 12:31:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:31:16,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-12-08 12:31:16,463 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-12-08 12:31:16,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 12:31:16,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:31:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:31:16,532 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 12:31:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:31:16,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2018-12-08 12:31:16,546 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2018-12-08 12:31:16,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 12:31:16,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:31:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:31:16,589 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 12:31:16,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:31:16,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2018-12-08 12:31:16,613 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2018-12-08 12:31:16,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 12:31:16,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:31:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:31:16,646 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 12:31:16,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:31:16,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 85 states and 122 transitions. [2018-12-08 12:31:16,702 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2018-12-08 12:31:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 12:31:16,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:31:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:31:16,736 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 12:31:16,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:31:16,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 123 transitions. [2018-12-08 12:31:16,747 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 123 transitions. [2018-12-08 12:31:16,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 12:31:16,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:31:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:31:16,777 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 12:31:16,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:31:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 87 states and 124 transitions. [2018-12-08 12:31:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 124 transitions. [2018-12-08 12:31:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 12:31:16,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:31:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:31:16,861 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 12:31:17,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:31:17,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 105 states and 164 transitions. [2018-12-08 12:31:17,168 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 164 transitions. [2018-12-08 12:31:17,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 12:31:17,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:31:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:31:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:31:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:31:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:31:17,346 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2018-12-08 12:31:17,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 12:31:17 ImpRootNode [2018-12-08 12:31:17,432 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 12:31:17,432 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 12:31:17,432 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 12:31:17,432 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 12:31:17,433 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:31:16" (3/4) ... [2018-12-08 12:31:17,435 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 12:31:17,525 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9a606952-dcbd-4ca7-9e81-c3214523bfbf/bin-2019/ukojak/witness.graphml [2018-12-08 12:31:17,525 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 12:31:17,526 INFO L168 Benchmark]: Toolchain (without parser) took 2093.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -92.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:31:17,527 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:31:17,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -128.9 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-08 12:31:17,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 12:31:17,528 INFO L168 Benchmark]: Boogie Preprocessor took 20.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 12:31:17,528 INFO L168 Benchmark]: RCFGBuilder took 493.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.4 MB in the end (delta: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. [2018-12-08 12:31:17,528 INFO L168 Benchmark]: CodeCheck took 1163.64 ms. Allocated memory is still 1.1 GB. Free memory was 996.4 MB in the beginning and 1.1 GB in the end (delta: -63.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:31:17,529 INFO L168 Benchmark]: Witness Printer took 93.56 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: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-12-08 12:31:17,531 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 10 procedures, 97 locations, 1 error locations. UNSAFE Result, 1.0s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3040 SDtfs, 624 SDslu, 1092 SDs, 0 SdLazy, 852 SolverSat, 288 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1205 GetRequests, 1174 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1013]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L313] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L587] int waterLevel = 1; [L588] int methaneLevelCritical = 0; [L694] int pumpRunning = 0; [L695] int systemActive = 1; [L121] int retValue_acc ; [L122] int tmp ; [L536] int retValue_acc ; [L539] retValue_acc = 1 [L540] return (retValue_acc); [L128] tmp = valid_product() [L130] 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] [L605] COND TRUE waterLevel < 2 [L606] 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)) [L986] tmp___1 = __VERIFIER_nondet_int() [L988] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L920] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L927] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L997] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L701] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L708] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L550] int tmp ; [L551] int tmp___0 ; [L552] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L556] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L626] int retValue_acc ; [L629] retValue_acc = methaneLevelCritical [L630] return (retValue_acc); [L556] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L556] tmp = isMethaneLevelCritical() [L558] COND FALSE !(\read(tmp)) [L658] int retValue_acc ; [L661] retValue_acc = waterLevel [L662] return (retValue_acc); [L562] tmp___0 = getWaterLevel() [L564] COND TRUE tmp___0 == 2 [L834] int retValue_acc ; [L837] retValue_acc = pumpRunning [L838] return (retValue_acc); [L566] tmp___1 = isPumpRunning() [L568] 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] [L1013] __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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 287.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -128.9 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 493.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.4 MB in the end (delta: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. * CodeCheck took 1163.64 ms. Allocated memory is still 1.1 GB. Free memory was 996.4 MB in the beginning and 1.1 GB in the end (delta: -63.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 93.56 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: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...