./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_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_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/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 7d22266300e6cd9ced6ad4763303b2f8762682aa ..................................................................................................................................................................................................................................................................................................................... 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 20:04:03,198 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:04:03,200 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:04:03,210 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:04:03,210 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:04:03,211 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:04:03,212 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:04:03,214 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:04:03,216 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:04:03,217 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:04:03,218 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:04:03,218 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:04:03,219 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:04:03,221 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:04:03,222 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:04:03,222 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:04:03,223 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:04:03,225 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:04:03,227 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:04:03,229 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:04:03,230 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:04:03,231 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:04:03,234 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:04:03,234 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:04:03,235 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:04:03,236 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:04:03,237 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:04:03,238 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:04:03,239 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:04:03,240 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:04:03,240 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:04:03,241 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:04:03,241 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:04:03,242 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:04:03,243 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:04:03,243 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:04:03,244 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:04:03,258 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:04:03,258 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:04:03,259 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:04:03,259 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:04:03,260 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:04:03,260 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:04:03,261 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:04:03,261 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:04:03,262 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:04:03,262 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:04:03,262 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:04:03,262 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:04:03,262 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:04:03,263 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:04:03,263 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:04:03,263 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:04:03,263 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:04:03,263 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:04:03,263 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:04:03,264 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:04:03,264 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:04:03,264 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:04:03,264 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:04:03,264 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:04:03,264 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:04:03,265 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:04:03,265 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:04:03,265 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:04:03,265 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_d065116a-1445-4932-9cac-fadc25a417dc/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 -> 7d22266300e6cd9ced6ad4763303b2f8762682aa [2018-10-26 20:04:03,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:04:03,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:04:03,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:04:03,313 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:04:03,314 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:04:03,315 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c [2018-10-26 20:04:03,371 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/data/fb26a5537/55f4a5b9f04a4e5e9d565c20e73c0e1d/FLAG98f6ea044 [2018-10-26 20:04:03,843 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:04:03,844 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c [2018-10-26 20:04:03,855 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/data/fb26a5537/55f4a5b9f04a4e5e9d565c20e73c0e1d/FLAG98f6ea044 [2018-10-26 20:04:03,869 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/data/fb26a5537/55f4a5b9f04a4e5e9d565c20e73c0e1d [2018-10-26 20:04:03,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:04:03,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:04:03,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:04:03,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:04:03,879 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:04:03,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:04:03" (1/1) ... [2018-10-26 20:04:03,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10bafff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:03, skipping insertion in model container [2018-10-26 20:04:03,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:04:03" (1/1) ... [2018-10-26 20:04:03,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:04:03,937 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:04:04,207 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:04:04,221 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:04:04,326 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:04:04,350 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:04:04,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04 WrapperNode [2018-10-26 20:04:04,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:04:04,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:04:04,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:04:04,351 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:04:04,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... [2018-10-26 20:04:04,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... [2018-10-26 20:04:04,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:04:04,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:04:04,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:04:04,471 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:04:04,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... [2018-10-26 20:04:04,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... [2018-10-26 20:04:04,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... [2018-10-26 20:04:04,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... [2018-10-26 20:04:04,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... [2018-10-26 20:04:04,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... [2018-10-26 20:04:04,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... [2018-10-26 20:04:04,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:04:04,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:04:04,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:04:04,498 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:04:04,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/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 20:04:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:04:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 20:04:04,583 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 20:04:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 20:04:04,583 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 20:04:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 20:04:04,583 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 20:04:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:04:04,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:04:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 20:04:04,584 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 20:04:07,006 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:04:07,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:04:07 BoogieIcfgContainer [2018-10-26 20:04:07,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:04:07,007 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:04:07,007 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:04:07,019 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:04:07,021 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:04:07" (1/1) ... [2018-10-26 20:04:07,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:04:07,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:07,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2018-10-26 20:04:07,082 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2018-10-26 20:04:07,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 20:04:07,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:07,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:07,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:07,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2018-10-26 20:04:07,317 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2018-10-26 20:04:07,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 20:04:07,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:07,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:07,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:07,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2018-10-26 20:04:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-10-26 20:04:07,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-26 20:04:07,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:07,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:08,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2018-10-26 20:04:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2018-10-26 20:04:08,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 20:04:08,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:08,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:08,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 52 states and 72 transitions. [2018-10-26 20:04:08,283 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2018-10-26 20:04:08,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 20:04:08,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:08,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:08,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:08,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2018-10-26 20:04:08,475 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2018-10-26 20:04:08,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 20:04:08,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:08,577 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:08,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 60 states and 85 transitions. [2018-10-26 20:04:08,876 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 85 transitions. [2018-10-26 20:04:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-26 20:04:08,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:08,912 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:09,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:09,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 81 transitions. [2018-10-26 20:04:09,079 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2018-10-26 20:04:09,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-26 20:04:09,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:09,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:09,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 57 states and 79 transitions. [2018-10-26 20:04:09,291 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2018-10-26 20:04:09,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 20:04:09,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:09,428 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 20:04:09,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 26 states and 30 transitions. [2018-10-26 20:04:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2018-10-26 20:04:09,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:04:09,557 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-10-26 20:04:09,567 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 20:04:09,627 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,629 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-26 20:04:09,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,635 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,635 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:04:09,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:04:09 ImpRootNode [2018-10-26 20:04:09,635 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:04:09,636 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:04:09,636 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:04:09,636 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:04:09,637 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:04:07" (3/4) ... [2018-10-26 20:04:09,640 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:04:09,646 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 20:04:09,647 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 20:04:09,647 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 20:04:09,647 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 20:04:09,654 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-10-26 20:04:09,654 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-10-26 20:04:09,655 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-10-26 20:04:09,749 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d065116a-1445-4932-9cac-fadc25a417dc/bin-2019/ukojak/witness.graphml [2018-10-26 20:04:09,749 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:04:09,750 INFO L168 Benchmark]: Toolchain (without parser) took 5876.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 230.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:09,751 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:04:09,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 475.94 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 935.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:09,752 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 935.5 MB in the beginning and 1.2 GB in the end (delta: -216.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:09,752 INFO L168 Benchmark]: Boogie Preprocessor took 27.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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 20:04:09,752 INFO L168 Benchmark]: RCFGBuilder took 2508.82 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: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:09,753 INFO L168 Benchmark]: CodeCheck took 2627.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 895.5 MB in the end (delta: 151.4 MB). Peak memory consumption was 151.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:09,753 INFO L168 Benchmark]: Witness Printer took 113.40 ms. Allocated memory is still 1.2 GB. Free memory was 895.5 MB in the beginning and 1.1 GB in the end (delta: -248.4 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:09,756 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 5 procedures, 100 locations, 1 error locations. SAFE Result, 2.5s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8280 SDtfs, 3748 SDslu, 5512 SDs, 0 SdLazy, 5440 SolverSat, 1692 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1412 GetRequests, 1368 SyntacticMatches, 22 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 165 ConstructedInterpolants, 0 QuantifiedInterpolants, 6903 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 25/25 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: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 475.94 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 935.5 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 118.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 935.5 MB in the beginning and 1.2 GB in the end (delta: -216.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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 2508.82 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: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 11.5 GB. * CodeCheck took 2627.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 895.5 MB in the end (delta: 151.4 MB). Peak memory consumption was 151.4 MB. Max. memory is 11.5 GB. * Witness Printer took 113.40 ms. Allocated memory is still 1.2 GB. Free memory was 895.5 MB in the beginning and 1.1 GB in the end (delta: -248.4 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...