./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product11_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_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product11_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/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 cf347ee6b7145f66d1d9f7a0b777d2801d91233d ........................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:25:43,149 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:25:43,150 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:25:43,158 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:25:43,159 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:25:43,160 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:25:43,161 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:25:43,162 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:25:43,164 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:25:43,165 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:25:43,165 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:25:43,166 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:25:43,166 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:25:43,168 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:25:43,169 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:25:43,170 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:25:43,171 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:25:43,173 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:25:43,174 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:25:43,176 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:25:43,177 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:25:43,178 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:25:43,180 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:25:43,180 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:25:43,180 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:25:43,181 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:25:43,181 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:25:43,182 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:25:43,182 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:25:43,183 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:25:43,183 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:25:43,184 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:25:43,184 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:25:43,184 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:25:43,185 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:25:43,185 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:25:43,185 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 06:25:43,195 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:25:43,195 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:25:43,196 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:25:43,196 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:25:43,197 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:25:43,197 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:25:43,197 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:25:43,197 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:25:43,197 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:25:43,197 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:25:43,197 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:25:43,198 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:25:43,198 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:25:43,198 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:25:43,198 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:25:43,198 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:25:43,198 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:25:43,198 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:25:43,199 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:25:43,199 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:25:43,199 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:25:43,199 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:25:43,199 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:25:43,199 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:25:43,200 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:25:43,200 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 06:25:43,200 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:25:43,200 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:25:43,200 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_2ef79acd-20f0-444e-bee2-4445df42684b/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 -> cf347ee6b7145f66d1d9f7a0b777d2801d91233d [2018-11-10 06:25:43,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:25:43,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:25:43,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:25:43,245 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:25:43,246 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:25:43,246 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec5_product11_true-unreach-call_false-termination.cil.c [2018-11-10 06:25:43,297 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/data/ea3aec8a8/20493f10bf604cbba9537b1e992a731d/FLAG02a5a7516 [2018-11-10 06:25:43,693 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:25:43,694 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/sv-benchmarks/c/product-lines/minepump_spec5_product11_true-unreach-call_false-termination.cil.c [2018-11-10 06:25:43,702 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/data/ea3aec8a8/20493f10bf604cbba9537b1e992a731d/FLAG02a5a7516 [2018-11-10 06:25:43,711 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/data/ea3aec8a8/20493f10bf604cbba9537b1e992a731d [2018-11-10 06:25:43,714 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:25:43,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:25:43,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:25:43,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:25:43,719 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:25:43,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:25:43" (1/1) ... [2018-11-10 06:25:43,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:43, skipping insertion in model container [2018-11-10 06:25:43,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:25:43" (1/1) ... [2018-11-10 06:25:43,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:25:43,765 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:25:43,999 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:25:44,010 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:25:44,077 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:25:44,101 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:25:44,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44 WrapperNode [2018-11-10 06:25:44,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:25:44,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:25:44,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:25:44,103 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:25:44,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... [2018-11-10 06:25:44,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... [2018-11-10 06:25:44,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:25:44,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:25:44,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:25:44,229 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:25:44,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... [2018-11-10 06:25:44,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... [2018-11-10 06:25:44,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... [2018-11-10 06:25:44,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... [2018-11-10 06:25:44,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... [2018-11-10 06:25:44,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... [2018-11-10 06:25:44,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... [2018-11-10 06:25:44,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:25:44,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:25:44,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:25:44,260 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:25:44,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/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 [2018-11-10 06:25:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 06:25:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 06:25:44,313 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 06:25:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 06:25:44,313 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 06:25:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 06:25:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 06:25:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 06:25:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 06:25:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 06:25:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 06:25:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:25:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:25:45,688 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:25:45,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:25:45 BoogieIcfgContainer [2018-11-10 06:25:45,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:25:45,689 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:25:45,689 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:25:45,698 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:25:45,698 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:25:45" (1/1) ... [2018-11-10 06:25:45,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:25:45,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:25:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2018-11-10 06:25:45,739 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2018-11-10 06:25:45,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 06:25:45,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:25:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:25:45,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 06:25:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:25:45,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2018-11-10 06:25:45,936 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2018-11-10 06:25:45,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 06:25:45,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:25:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:25:46,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 06:25:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:25:46,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 47 states and 59 transitions. [2018-11-10 06:25:46,074 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2018-11-10 06:25:46,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 06:25:46,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:25:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:25:46,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 06:25:46,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:25:46,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 45 states and 57 transitions. [2018-11-10 06:25:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2018-11-10 06:25:46,379 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 06:25:46,379 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-10 06:25:46,386 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 06:25:46,412 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,414 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,414 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,415 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,415 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,415 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 06:25:46,418 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,418 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,418 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,418 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,418 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,418 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:25:46,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 06:25:46 ImpRootNode [2018-11-10 06:25:46,419 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 06:25:46,419 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:25:46,420 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:25:46,420 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:25:46,420 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:25:45" (3/4) ... [2018-11-10 06:25:46,424 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 06:25:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 06:25:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 06:25:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 06:25:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 06:25:46,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 06:25:46,436 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2018-11-10 06:25:46,436 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-10 06:25:46,437 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 06:25:46,493 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2ef79acd-20f0-444e-bee2-4445df42684b/bin-2019/ukojak/witness.graphml [2018-11-10 06:25:46,493 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:25:46,494 INFO L168 Benchmark]: Toolchain (without parser) took 2780.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 960.3 MB in the beginning and 942.9 MB in the end (delta: 17.5 MB). Peak memory consumption was 154.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:46,495 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:25:46,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.14 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:46,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:46,496 INFO L168 Benchmark]: Boogie Preprocessor took 31.27 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:46,496 INFO L168 Benchmark]: RCFGBuilder took 1428.17 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: 107.9 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:46,497 INFO L168 Benchmark]: CodeCheck took 730.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 950.9 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:46,497 INFO L168 Benchmark]: Witness Printer took 73.88 ms. Allocated memory is still 1.2 GB. Free memory was 950.9 MB in the beginning and 942.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:46,499 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, 111 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 164 SDtfs, 20 SDslu, 28 SDs, 0 SdLazy, 74 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 408 GetRequests, 393 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 1702 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 6/6 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: 130]: 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: 453]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 387.14 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 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 125.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.27 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1428.17 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: 107.9 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. * CodeCheck took 730.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 950.9 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. * Witness Printer took 73.88 ms. Allocated memory is still 1.2 GB. Free memory was 950.9 MB in the beginning and 942.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...