./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product08_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_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product08_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/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 7ed6f6fcca911d6d9d1e7f48bc21f435c586726c ..................................................................................................................................................................................................................................................................................................................................................... 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 [2018-12-01 16:33:20,904 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:33:20,905 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:33:20,911 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:33:20,911 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:33:20,912 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:33:20,912 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:33:20,913 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:33:20,914 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:33:20,915 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:33:20,915 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:33:20,915 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:33:20,915 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:33:20,916 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:33:20,917 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:33:20,917 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:33:20,917 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:33:20,918 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:33:20,919 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:33:20,920 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:33:20,920 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:33:20,921 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:33:20,922 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:33:20,922 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:33:20,922 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:33:20,923 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:33:20,923 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:33:20,924 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:33:20,924 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:33:20,925 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:33:20,925 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:33:20,925 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:33:20,925 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:33:20,925 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:33:20,926 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:33:20,926 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:33:20,926 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 16:33:20,933 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:33:20,933 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:33:20,933 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:33:20,934 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 16:33:20,934 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:33:20,934 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:33:20,934 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:33:20,934 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:33:20,934 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 16:33:20,934 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:33:20,935 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:33:20,935 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:33:20,935 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:33:20,935 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:33:20,935 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:33:20,935 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:33:20,935 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:33:20,935 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:33:20,935 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 16:33:20,935 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 16:33:20,935 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:33:20,936 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:33:20,936 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:33:20,936 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:33:20,936 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:33:20,936 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:33:20,936 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 16:33:20,936 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:33:20,936 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 16:33:20,936 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_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/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 -> 7ed6f6fcca911d6d9d1e7f48bc21f435c586726c [2018-12-01 16:33:20,953 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:33:20,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:33:20,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:33:20,963 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:33:20,963 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:33:20,963 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product08_false-unreach-call_false-termination.cil.c [2018-12-01 16:33:20,997 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/data/3ab1f210e/0d8570d280aa48209528cd50ac0e1ae9/FLAGebd111a67 [2018-12-01 16:33:21,440 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:33:21,440 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/sv-benchmarks/c/product-lines/minepump_spec3_product08_false-unreach-call_false-termination.cil.c [2018-12-01 16:33:21,446 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/data/3ab1f210e/0d8570d280aa48209528cd50ac0e1ae9/FLAGebd111a67 [2018-12-01 16:33:21,454 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/data/3ab1f210e/0d8570d280aa48209528cd50ac0e1ae9 [2018-12-01 16:33:21,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:33:21,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:33:21,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:33:21,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:33:21,459 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:33:21,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,460 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 01.12 04:33:21, skipping insertion in model container [2018-12-01 16:33:21,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:33:21,484 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:33:21,626 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:33:21,665 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:33:21,703 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:33:21,717 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:33:21,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21 WrapperNode [2018-12-01 16:33:21,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:33:21,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:33:21,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:33:21,718 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:33:21,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:33:21,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:33:21,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:33:21,749 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:33:21,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... [2018-12-01 16:33:21,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:33:21,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:33:21,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:33:21,767 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:33:21,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/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 [2018-12-01 16:33:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 16:33:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 16:33:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 16:33:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 16:33:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 16:33:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 16:33:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 16:33:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 16:33:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 16:33:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 16:33:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 16:33:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 16:33:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 16:33:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 16:33:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 16:33:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 16:33:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:33:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:33:22,160 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:33:22,160 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-01 16:33:22,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:33:22 BoogieIcfgContainer [2018-12-01 16:33:22,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:33:22,161 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 16:33:22,161 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 16:33:22,170 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 16:33:22,170 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:33:22" (1/1) ... [2018-12-01 16:33:22,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:33:22,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:33:22,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2018-12-01 16:33:22,211 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2018-12-01 16:33:22,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 16:33:22,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:33:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:33:22,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:33:22,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:33:22,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-12-01 16:33:22,337 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-12-01 16:33:22,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 16:33:22,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:33:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:33:22,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:33:22,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:33:22,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2018-12-01 16:33:22,408 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2018-12-01 16:33:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 16:33:22,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:33:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:33:22,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:33:22,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:33:22,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2018-12-01 16:33:22,469 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2018-12-01 16:33:22,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 16:33:22,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:33:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:33:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:33:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:33:22,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 100 transitions. [2018-12-01 16:33:22,550 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2018-12-01 16:33:22,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 16:33:22,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:33:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:33:22,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:33:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:33:22,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 71 states and 101 transitions. [2018-12-01 16:33:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2018-12-01 16:33:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 16:33:22,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:33:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:33:22,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:33:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:33:22,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 72 states and 102 transitions. [2018-12-01 16:33:22,610 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 102 transitions. [2018-12-01 16:33:22,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 16:33:22,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:33:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:33:22,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:33:22,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:33:22,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 90 states and 142 transitions. [2018-12-01 16:33:22,948 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2018-12-01 16:33:22,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 16:33:22,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:33:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:33:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:33:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:33:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:33:23,106 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2018-12-01 16:33:23,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:33:23 ImpRootNode [2018-12-01 16:33:23,162 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 16:33:23,162 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:33:23,162 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:33:23,162 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:33:23,163 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:33:22" (3/4) ... [2018-12-01 16:33:23,164 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 16:33:23,242 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e4159dd2-c3d9-4612-a212-b1b6ca91e2da/bin-2019/ukojak/witness.graphml [2018-12-01 16:33:23,242 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:33:23,243 INFO L168 Benchmark]: Toolchain (without parser) took 1787.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 951.7 MB in the beginning and 834.2 MB in the end (delta: 117.5 MB). Peak memory consumption was 243.4 MB. Max. memory is 11.5 GB. [2018-12-01 16:33:23,244 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. [2018-12-01 16:33:23,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-12-01 16:33:23,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:33:23,244 INFO L168 Benchmark]: Boogie Preprocessor took 17.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-01 16:33:23,245 INFO L168 Benchmark]: RCFGBuilder took 393.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 11.5 GB. [2018-12-01 16:33:23,245 INFO L168 Benchmark]: CodeCheck took 1001.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 848.3 MB in the end (delta: 192.5 MB). Peak memory consumption was 192.5 MB. Max. memory is 11.5 GB. [2018-12-01 16:33:23,245 INFO L168 Benchmark]: Witness Printer took 80.06 ms. Allocated memory is still 1.2 GB. Free memory was 848.3 MB in the beginning and 834.2 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-01 16:33:23,247 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 73 locations, 1 error locations. UNSAFE Result, 0.9s 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7077 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: 532]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L247] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L448] int waterLevel = 1; [L449] int methaneLevelCritical = 0; [L613] int pumpRunning = 0; [L614] int systemActive = 1; [L807] int cleanupTimeShifts = 4; [L880] int retValue_acc ; [L881] int tmp ; [L798] int retValue_acc ; [L801] retValue_acc = 1 [L802] return (retValue_acc); [L887] tmp = valid_product() [L889] COND TRUE \read(tmp) [L542] int splverifierCounter ; [L543] int tmp ; [L544] int tmp___0 ; [L545] int tmp___1 ; [L546] int tmp___2 ; [L549] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L551] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L553] COND TRUE splverifierCounter < 4 [L559] tmp = __VERIFIER_nondet_int() [L561] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L563] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L466] COND TRUE waterLevel < 2 [L467] waterLevel = waterLevel + 1 [L563] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L569] tmp___0 = __VERIFIER_nondet_int() [L571] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L579] tmp___2 = __VERIFIER_nondet_int() [L581] COND FALSE !(\read(tmp___2)) [L587] tmp___1 = __VERIFIER_nondet_int() [L589] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L749] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L756] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L598] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L620] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L627] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L45] int tmp ; [L46] int tmp___0 ; [L47] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L51] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L487] int retValue_acc ; [L490] retValue_acc = methaneLevelCritical [L491] return (retValue_acc); [L51] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] COND FALSE !(\read(tmp)) [L519] int retValue_acc ; [L522] retValue_acc = waterLevel [L523] return (retValue_acc); [L57] tmp___0 = getWaterLevel() [L59] COND TRUE tmp___0 == 2 [L701] int retValue_acc ; [L704] retValue_acc = pumpRunning [L705] return (retValue_acc); [L61] tmp___1 = isPumpRunning() [L63] 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] [L532] __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 261.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 393.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 11.5 GB. * CodeCheck took 1001.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 848.3 MB in the end (delta: 192.5 MB). Peak memory consumption was 192.5 MB. Max. memory is 11.5 GB. * Witness Printer took 80.06 ms. Allocated memory is still 1.2 GB. Free memory was 848.3 MB in the beginning and 834.2 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...