./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/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 181dcb39cfcdf755d846c39f79068002a5e5061c ...................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:10:53,048 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:10:53,050 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:10:53,060 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:10:53,061 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:10:53,062 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:10:53,063 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:10:53,064 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:10:53,066 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:10:53,067 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:10:53,068 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:10:53,068 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:10:53,069 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:10:53,070 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:10:53,071 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:10:53,072 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:10:53,073 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:10:53,078 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:10:53,082 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:10:53,091 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:10:53,092 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:10:53,093 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:10:53,094 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:10:53,095 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:10:53,095 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:10:53,095 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:10:53,096 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:10:53,097 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:10:53,097 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:10:53,099 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:10:53,099 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:10:53,100 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:10:53,100 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:10:53,100 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:10:53,101 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:10:53,102 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:10:53,102 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:10:53,115 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:10:53,115 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:10:53,116 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:10:53,116 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:10:53,116 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:10:53,116 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:10:53,117 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:10:53,117 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:10:53,117 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:10:53,117 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:10:53,117 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:10:53,118 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:10:53,119 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:10:53,119 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:10:53,119 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:10:53,119 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:10:53,119 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:10:53,119 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:10:53,119 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:10:53,120 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:10:53,120 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:10:53,120 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:10:53,120 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:10:53,120 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:10:53,120 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:10:53,121 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:10:53,121 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:10:53,121 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:10:53,121 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_34fcd3e3-2980-4fce-983d-3ebad7f3af28/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 -> 181dcb39cfcdf755d846c39f79068002a5e5061c [2018-10-26 22:10:53,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:10:53,160 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:10:53,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:10:53,164 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:10:53,165 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:10:53,165 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-10-26 22:10:53,214 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/data/abda4a115/0bbfaf4e584544ef8674e121606ec865/FLAGb1134903d [2018-10-26 22:10:53,631 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:10:53,631 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-10-26 22:10:53,642 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/data/abda4a115/0bbfaf4e584544ef8674e121606ec865/FLAGb1134903d [2018-10-26 22:10:53,653 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/data/abda4a115/0bbfaf4e584544ef8674e121606ec865 [2018-10-26 22:10:53,656 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:10:53,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:10:53,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:10:53,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:10:53,662 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:10:53,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:10:53" (1/1) ... [2018-10-26 22:10:53,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d51faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:53, skipping insertion in model container [2018-10-26 22:10:53,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:10:53" (1/1) ... [2018-10-26 22:10:53,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:10:53,723 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:10:53,937 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:10:53,946 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:10:54,054 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:10:54,083 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:10:54,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54 WrapperNode [2018-10-26 22:10:54,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:10:54,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:10:54,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:10:54,085 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:10:54,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... [2018-10-26 22:10:54,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... [2018-10-26 22:10:54,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:10:54,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:10:54,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:10:54,221 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:10:54,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... [2018-10-26 22:10:54,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... [2018-10-26 22:10:54,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... [2018-10-26 22:10:54,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... [2018-10-26 22:10:54,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... [2018-10-26 22:10:54,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... [2018-10-26 22:10:54,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... [2018-10-26 22:10:54,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:10:54,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:10:54,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:10:54,254 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:10:54,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:10:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/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 [2018-10-26 22:10:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 22:10:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 22:10:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 22:10:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 22:10:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 22:10:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 22:10:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 22:10:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 22:10:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 22:10:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 22:10:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 22:10:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:10:54,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:10:57,271 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:10:57,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:10:57 BoogieIcfgContainer [2018-10-26 22:10:57,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:10:57,272 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:10:57,273 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:10:57,281 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:10:57,281 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:10:57" (1/1) ... [2018-10-26 22:10:57,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:10:57,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:10:57,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2018-10-26 22:10:57,319 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2018-10-26 22:10:57,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-26 22:10:57,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:10:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:10:57,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 22:10:57,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:10:57,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2018-10-26 22:10:57,519 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2018-10-26 22:10:57,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-26 22:10:57,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:10:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:10:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 22:10:58,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:10:58,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 53 transitions. [2018-10-26 22:10:58,321 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2018-10-26 22:10:58,322 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:10:58,322 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2018-10-26 22:10:58,329 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 22:10:58,395 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-26 22:10:58,399 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,400 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,400 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,400 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,400 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,400 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,400 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,401 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,401 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,401 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,401 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:58,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:10:58 ImpRootNode [2018-10-26 22:10:58,402 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:10:58,402 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:10:58,402 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:10:58,402 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:10:58,403 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:10:57" (3/4) ... [2018-10-26 22:10:58,407 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:10:58,411 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 22:10:58,411 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 22:10:58,411 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 22:10:58,412 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 22:10:58,412 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 22:10:58,418 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2018-10-26 22:10:58,418 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-10-26 22:10:58,418 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-10-26 22:10:58,419 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 22:10:58,483 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_34fcd3e3-2980-4fce-983d-3ebad7f3af28/bin-2019/ukojak/witness.graphml [2018-10-26 22:10:58,484 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:10:58,484 INFO L168 Benchmark]: Toolchain (without parser) took 4827.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 954.4 MB in the beginning and 976.5 MB in the end (delta: -22.0 MB). Peak memory consumption was 131.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:58,486 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:10:58,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.40 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:58,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 930.3 MB in the beginning and 1.1 GB in the end (delta: -218.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:58,486 INFO L168 Benchmark]: Boogie Preprocessor took 32.17 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:58,487 INFO L168 Benchmark]: RCFGBuilder took 3018.89 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: 110.6 MB). Peak memory consumption was 110.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:58,487 INFO L168 Benchmark]: CodeCheck took 1129.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 981.8 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:58,487 INFO L168 Benchmark]: Witness Printer took 81.64 ms. Allocated memory is still 1.2 GB. Free memory was 981.8 MB in the beginning and 976.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:58,489 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 6 procedures, 110 locations, 1 error locations. SAFE Result, 1.0s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 96 SDtfs, 4 SDslu, 4 SDs, 0 SdLazy, 58 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 279 GetRequests, 266 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 1182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 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 - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 425.40 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 136.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 930.3 MB in the beginning and 1.1 GB in the end (delta: -218.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.17 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3018.89 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: 110.6 MB). Peak memory consumption was 110.6 MB. Max. memory is 11.5 GB. * CodeCheck took 1129.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 981.8 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 11.5 GB. * Witness Printer took 81.64 ms. Allocated memory is still 1.2 GB. Free memory was 981.8 MB in the beginning and 976.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...