./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product23_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_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product23_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/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 eb835625053b28be1502d008fc964b9382c39b0e ..................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 03:35:49,893 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:35:49,894 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:35:49,900 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:35:49,900 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:35:49,901 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:35:49,901 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:35:49,902 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:35:49,903 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:35:49,903 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:35:49,903 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:35:49,904 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:35:49,904 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:35:49,905 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:35:49,905 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:35:49,905 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:35:49,906 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:35:49,907 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:35:49,907 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:35:49,908 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:35:49,909 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:35:49,909 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:35:49,910 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:35:49,910 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:35:49,910 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:35:49,911 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:35:49,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:35:49,912 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:35:49,912 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:35:49,913 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:35:49,913 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:35:49,913 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:35:49,913 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:35:49,913 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:35:49,914 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:35:49,914 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:35:49,914 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 03:35:49,921 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:35:49,921 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:35:49,922 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 03:35:49,922 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 03:35:49,922 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 03:35:49,922 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 03:35:49,923 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 03:35:49,923 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 03:35:49,924 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 03:35:49,924 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 03:35:49,924 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 03:35:49,924 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:35:49,924 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:35:49,924 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 03:35:49,924 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:35:49,924 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:35:49,924 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 03:35:49,924 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 03:35:49,924 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:35:49,925 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 03:35:49,925 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_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/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 -> eb835625053b28be1502d008fc964b9382c39b0e [2018-12-02 03:35:49,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:35:49,948 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:35:49,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:35:49,951 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:35:49,951 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:35:49,952 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product23_false-unreach-call_false-termination.cil.c [2018-12-02 03:35:49,993 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/data/aa7c4d5ac/303b9dcd311d4c00994fcd7bf886312c/FLAG0a1a0c424 [2018-12-02 03:35:50,442 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:35:50,442 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/sv-benchmarks/c/product-lines/minepump_spec3_product23_false-unreach-call_false-termination.cil.c [2018-12-02 03:35:50,448 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/data/aa7c4d5ac/303b9dcd311d4c00994fcd7bf886312c/FLAG0a1a0c424 [2018-12-02 03:35:50,458 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/data/aa7c4d5ac/303b9dcd311d4c00994fcd7bf886312c [2018-12-02 03:35:50,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:35:50,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:35:50,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:35:50,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:35:50,465 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:35:50,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50, skipping insertion in model container [2018-12-02 03:35:50,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:35:50,496 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:35:50,656 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:35:50,664 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:35:50,741 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:35:50,756 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:35:50,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50 WrapperNode [2018-12-02 03:35:50,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:35:50,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:35:50,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:35:50,757 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:35:50,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:35:50,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:35:50,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:35:50,786 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:35:50,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... [2018-12-02 03:35:50,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:35:50,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:35:50,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:35:50,803 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:35:50,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 03:35:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 03:35:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 03:35:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 03:35:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 03:35:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 03:35:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 03:35:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 03:35:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 03:35:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 03:35:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 03:35:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 03:35:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 03:35:50,835 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 03:35:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 03:35:50,835 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 03:35:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 03:35:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 03:35:50,835 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 03:35:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:35:50,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:35:51,249 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:35:51,250 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-02 03:35:51,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:35:51 BoogieIcfgContainer [2018-12-02 03:35:51,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:35:51,250 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 03:35:51,251 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 03:35:51,260 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 03:35:51,260 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:35:51" (1/1) ... [2018-12-02 03:35:51,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:35:51,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:35:51,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2018-12-02 03:35:51,296 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2018-12-02 03:35:51,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 03:35:51,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:35:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:35:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:35:51,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:35:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2018-12-02 03:35:51,411 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2018-12-02 03:35:51,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 03:35:51,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:35:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:35:51,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:35:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:35:51,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2018-12-02 03:35:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2018-12-02 03:35:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 03:35:51,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:35:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:35:51,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:35:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:35:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2018-12-02 03:35:51,629 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2018-12-02 03:35:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 03:35:51,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:35:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:35:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:35:51,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:35:51,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2018-12-02 03:35:51,669 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2018-12-02 03:35:51,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 03:35:51,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:35:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:35:51,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:35:51,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:35:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2018-12-02 03:35:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2018-12-02 03:35:51,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 03:35:51,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:35:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:35:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:35:51,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:35:51,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 113 transitions. [2018-12-02 03:35:51,743 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2018-12-02 03:35:51,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 03:35:51,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:35:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:35:51,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:35:52,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:35:52,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 98 states and 153 transitions. [2018-12-02 03:35:52,131 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 153 transitions. [2018-12-02 03:35:52,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 03:35:52,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:35:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:35:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:35:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:35:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:35:52,311 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2018-12-02 03:35:52,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:35:52 ImpRootNode [2018-12-02 03:35:52,364 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 03:35:52,365 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:35:52,365 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:35:52,365 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:35:52,365 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:35:51" (3/4) ... [2018-12-02 03:35:52,367 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 03:35:52,439 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f9c7ee9d-4be0-4072-a316-3d836fc4b76f/bin-2019/ukojak/witness.graphml [2018-12-02 03:35:52,440 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:35:52,440 INFO L168 Benchmark]: Toolchain (without parser) took 1979.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -103.6 MB). Peak memory consumption was 1.8 MB. Max. memory is 11.5 GB. [2018-12-02 03:35:52,441 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. [2018-12-02 03:35:52,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -144.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-02 03:35:52,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.54 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. [2018-12-02 03:35:52,442 INFO L168 Benchmark]: Boogie Preprocessor took 16.73 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. [2018-12-02 03:35:52,442 INFO L168 Benchmark]: RCFGBuilder took 447.16 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: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2018-12-02 03:35:52,442 INFO L168 Benchmark]: CodeCheck took 1114.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:35:52,443 INFO L168 Benchmark]: Witness Printer took 74.89 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-02 03:35:52,444 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 9 procedures, 85 locations, 1 error locations. UNSAFE Result, 1.0s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2972 SDtfs, 848 SDslu, 1420 SDs, 0 SdLazy, 1060 SolverSat, 368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1211 GetRequests, 1175 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 8119 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: 541]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L177] int pumpRunning = 0; [L178] int systemActive = 1; [L438] int cleanupTimeShifts = 4; [L715] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L514] int retValue_acc ; [L515] int tmp ; [L938] int retValue_acc ; [L941] retValue_acc = 1 [L942] return (retValue_acc); [L521] tmp = valid_product() [L523] COND TRUE \read(tmp) [L372] int splverifierCounter ; [L373] int tmp ; [L374] int tmp___0 ; [L375] int tmp___1 ; [L376] int tmp___2 ; [L379] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L381] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L383] COND TRUE splverifierCounter < 4 [L389] tmp = __VERIFIER_nondet_int() [L391] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L393] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L393] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L399] tmp___0 = __VERIFIER_nondet_int() [L401] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L409] tmp___2 = __VERIFIER_nondet_int() [L411] COND FALSE !(\read(tmp___2)) [L415] tmp___1 = __VERIFIER_nondet_int() [L417] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L358] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L365] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L426] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L184] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L191] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L139] int tmp ; [L140] int tmp___0 ; [L141] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L145] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L145] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L145] tmp = isMethaneLevelCritical() [L147] COND FALSE !(\read(tmp)) [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); [L151] tmp___0 = getWaterLevel() [L153] COND TRUE tmp___0 == 2 [L291] int retValue_acc ; [L294] retValue_acc = pumpRunning [L295] return (retValue_acc); [L155] tmp___1 = isPumpRunning() [L157] 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] [L541] __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 293.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -144.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.54 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 16.73 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. * RCFGBuilder took 447.16 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: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 1114.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.1 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 74.89 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...