./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/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 a00a7e438929786846b38e6a5327ae1b6e91eb08 .................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:17:51,889 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:17:51,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:17:51,898 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:17:51,898 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:17:51,898 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:17:51,899 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:17:51,900 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:17:51,901 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:17:51,902 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:17:51,902 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:17:51,902 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:17:51,903 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:17:51,904 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:17:51,904 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:17:51,905 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:17:51,905 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:17:51,907 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:17:51,908 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:17:51,909 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:17:51,910 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:17:51,910 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:17:51,912 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:17:51,912 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:17:51,912 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:17:51,913 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:17:51,914 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:17:51,914 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:17:51,915 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:17:51,915 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:17:51,916 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:17:51,916 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:17:51,916 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:17:51,916 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:17:51,917 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:17:51,917 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:17:51,918 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 10:17:51,925 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:17:51,925 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:17:51,925 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:17:51,925 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:17:51,926 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:17:51,926 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:17:51,926 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:17:51,926 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:17:51,926 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:17:51,927 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:17:51,927 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:17:51,927 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:17:51,927 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:17:51,927 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:17:51,927 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:17:51,927 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:17:51,927 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:17:51,927 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:17:51,928 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:17:51,928 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:17:51,928 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:17:51,928 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:17:51,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:17:51,928 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:17:51,928 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:17:51,929 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:17:51,929 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 10:17:51,929 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:17:51,929 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:17:51,929 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_fc4c574f-d54c-4458-9998-adfcdc015b3e/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 -> a00a7e438929786846b38e6a5327ae1b6e91eb08 [2018-11-18 10:17:51,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:17:51,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:17:51,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:17:51,956 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:17:51,957 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:17:51,957 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-18 10:17:51,994 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/data/a4710a962/693dd6738fe9412c8f3eb71346f13fe5/FLAG9b29a50fe [2018-11-18 10:17:52,312 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:17:52,313 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-18 10:17:52,319 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/data/a4710a962/693dd6738fe9412c8f3eb71346f13fe5/FLAG9b29a50fe [2018-11-18 10:17:52,329 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/data/a4710a962/693dd6738fe9412c8f3eb71346f13fe5 [2018-11-18 10:17:52,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:17:52,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:17:52,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:17:52,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:17:52,335 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:17:52,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b86b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52, skipping insertion in model container [2018-11-18 10:17:52,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:17:52,371 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:17:52,554 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:17:52,562 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:17:52,666 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:17:52,681 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:17:52,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52 WrapperNode [2018-11-18 10:17:52,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:17:52,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:17:52,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:17:52,682 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:17:52,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:17:52,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:17:52,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:17:52,720 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:17:52,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... [2018-11-18 10:17:52,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:17:52,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:17:52,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:17:52,742 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:17:52,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/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 [2018-11-18 10:17:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:17:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 10:17:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 10:17:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 10:17:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 10:17:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 10:17:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 10:17:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:17:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:17:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 10:17:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 10:17:53,513 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:17:53,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:17:53 BoogieIcfgContainer [2018-11-18 10:17:53,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:17:53,514 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:17:53,514 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:17:53,521 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:17:53,521 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:17:53" (1/1) ... [2018-11-18 10:17:53,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:17:53,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:53,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2018-11-18 10:17:53,567 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2018-11-18 10:17:53,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 10:17:53,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:17:53,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2018-11-18 10:17:53,745 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2018-11-18 10:17:53,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 10:17:53,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:53,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:17:53,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:53,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2018-11-18 10:17:53,853 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-18 10:17:53,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 10:17:53,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:53,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:17:54,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:54,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2018-11-18 10:17:54,074 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2018-11-18 10:17:54,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 10:17:54,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:17:54,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:54,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2018-11-18 10:17:54,388 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2018-11-18 10:17:54,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 10:17:54,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:17:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:54,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 90 transitions. [2018-11-18 10:17:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2018-11-18 10:17:54,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 10:17:54,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:17:54,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:54,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 102 transitions. [2018-11-18 10:17:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 102 transitions. [2018-11-18 10:17:54,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 10:17:54,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:54,656 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:17:54,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:54,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2018-11-18 10:17:54,795 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2018-11-18 10:17:54,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 10:17:54,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:54,823 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:17:54,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:54,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2018-11-18 10:17:54,853 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2018-11-18 10:17:54,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 10:17:54,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:54,895 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 10:17:55,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:55,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2018-11-18 10:17:55,002 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2018-11-18 10:17:55,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 10:17:55,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:55,050 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 10:17:55,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:55,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 66 states and 99 transitions. [2018-11-18 10:17:55,150 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2018-11-18 10:17:55,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 10:17:55,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:55,196 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 10:17:55,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:55,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 36 states and 49 transitions. [2018-11-18 10:17:55,212 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2018-11-18 10:17:55,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:17:55,212 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2018-11-18 10:17:55,219 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 10:17:55,295 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,297 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,297 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,298 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,298 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,298 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,298 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,298 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-18 10:17:55,300 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,301 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,301 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,301 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,301 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:17:55,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 10:17:55 ImpRootNode [2018-11-18 10:17:55,301 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 10:17:55,302 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:17:55,302 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:17:55,302 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:17:55,302 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:17:53" (3/4) ... [2018-11-18 10:17:55,305 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:17:55,308 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 10:17:55,309 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 10:17:55,309 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 10:17:55,309 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 10:17:55,313 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2018-11-18 10:17:55,313 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 10:17:55,314 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 10:17:55,362 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fc4c574f-d54c-4458-9998-adfcdc015b3e/bin-2019/ukojak/witness.graphml [2018-11-18 10:17:55,362 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:17:55,363 INFO L168 Benchmark]: Toolchain (without parser) took 3032.38 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.5 MB). Free memory was 955.5 MB in the beginning and 1.2 GB in the end (delta: -236.4 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:55,364 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:17:55,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 955.5 MB in the beginning and 1.2 GB in the end (delta: -209.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:55,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:55,365 INFO L168 Benchmark]: Boogie Preprocessor took 22.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:17:55,365 INFO L168 Benchmark]: RCFGBuilder took 771.55 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: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:55,365 INFO L168 Benchmark]: CodeCheck took 1787.58 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -117.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:17:55,366 INFO L168 Benchmark]: Witness Printer took 60.92 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:55,367 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, 61 locations, 1 error locations. SAFE Result, 1.6s OverallTime, 12 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 33632 SDtfs, 17096 SDslu, 30168 SDs, 0 SdLazy, 25396 SolverSat, 7460 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2098 GetRequests, 2023 SyntacticMatches, 31 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 681 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 225 ConstructedInterpolants, 0 QuantifiedInterpolants, 11367 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 57/57 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: 837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: waterLevel == 1 && pumpRunning == 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: 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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 955.5 MB in the beginning and 1.2 GB in the end (delta: -209.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 771.55 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: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 11.5 GB. * CodeCheck took 1787.58 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -117.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 60.92 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...