./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 181dcb39cfcdf755d846c39f79068002a5e5061c ...................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:01:39,867 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:01:39,868 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:01:39,884 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:01:39,884 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:01:39,885 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:01:39,886 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:01:39,897 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:01:39,898 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:01:39,898 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:01:39,899 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:01:39,899 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:01:39,900 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:01:39,900 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:01:39,901 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:01:39,902 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:01:39,912 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:01:39,913 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:01:39,914 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:01:39,924 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:01:39,930 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:01:39,931 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:01:39,937 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:01:39,938 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:01:39,938 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:01:39,939 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:01:39,940 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:01:39,940 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:01:39,941 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:01:39,941 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:01:39,942 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:01:39,942 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:01:39,942 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:01:39,942 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:01:39,943 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:01:39,950 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:01:39,951 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:01:39,987 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:01:39,988 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:01:39,988 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:01:39,989 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:01:39,995 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:01:39,997 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:01:39,997 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:01:39,997 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:01:39,997 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:01:39,997 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:01:39,998 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:01:39,998 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:01:39,998 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:01:39,998 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:01:39,998 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:01:39,998 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:01:39,998 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:01:39,998 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:01:39,999 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:01:39,999 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:01:39,999 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:01:39,999 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:01:39,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:01:39,999 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:01:39,999 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:01:39,999 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:01:40,000 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:01:40,000 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:01:40,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:01:40,000 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_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 181dcb39cfcdf755d846c39f79068002a5e5061c [2018-11-18 16:01:40,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:01:40,103 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:01:40,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:01:40,116 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:01:40,117 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:01:40,118 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-11-18 16:01:40,171 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/data/6e5e5c27b/168c257b08fd48ea88bc996f2a18cfd3/FLAGeb2a9d753 [2018-11-18 16:01:40,607 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:01:40,608 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-11-18 16:01:40,617 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/data/6e5e5c27b/168c257b08fd48ea88bc996f2a18cfd3/FLAGeb2a9d753 [2018-11-18 16:01:40,629 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/data/6e5e5c27b/168c257b08fd48ea88bc996f2a18cfd3 [2018-11-18 16:01:40,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:01:40,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:01:40,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:01:40,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:01:40,638 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:01:40,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:01:40" (1/1) ... [2018-11-18 16:01:40,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b7330fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:40, skipping insertion in model container [2018-11-18 16:01:40,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:01:40" (1/1) ... [2018-11-18 16:01:40,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:01:40,717 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:01:41,000 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:01:41,008 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:01:41,079 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:01:41,211 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:01:41,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41 WrapperNode [2018-11-18 16:01:41,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:01:41,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:01:41,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:01:41,212 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:01:41,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... [2018-11-18 16:01:41,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... [2018-11-18 16:01:41,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:01:41,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:01:41,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:01:41,257 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:01:41,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... [2018-11-18 16:01:41,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... [2018-11-18 16:01:41,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... [2018-11-18 16:01:41,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... [2018-11-18 16:01:41,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... [2018-11-18 16:01:41,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... [2018-11-18 16:01:41,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... [2018-11-18 16:01:41,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:01:41,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:01:41,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:01:41,288 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:01:41,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/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 16:01:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:01:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:01:41,337 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:01:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:01:41,338 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:01:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:01:41,338 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:01:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:01:41,338 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:01:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:01:41,338 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:01:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:01:41,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:01:43,310 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:01:43,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:01:43 BoogieIcfgContainer [2018-11-18 16:01:43,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:01:43,312 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:01:43,312 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:01:43,323 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:01:43,323 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:01:43" (1/1) ... [2018-11-18 16:01:43,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:01:43,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2018-11-18 16:01:43,380 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2018-11-18 16:01:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 16:01:43,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:01:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:01:43,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:01:43,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2018-11-18 16:01:43,671 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2018-11-18 16:01:43,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 16:01:43,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:01:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:01:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:01:44,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 53 transitions. [2018-11-18 16:01:44,866 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2018-11-18 16:01:44,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:01:44,867 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2018-11-18 16:01:44,881 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 16:01:44,918 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 16:01:44,924 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,924 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,924 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,924 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,924 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,924 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,924 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,925 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,925 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,925 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,925 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:01:44,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:01:44 ImpRootNode [2018-11-18 16:01:44,925 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:01:44,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:01:44,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:01:44,926 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:01:44,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:01:43" (3/4) ... [2018-11-18 16:01:44,930 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:01:44,935 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:01:44,936 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:01:44,936 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:01:44,936 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:01:44,936 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:01:44,942 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2018-11-18 16:01:44,942 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:01:44,943 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 16:01:45,017 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bfc1231e-36a0-4902-9a49-46bcbd7d684f/bin-2019/ukojak/witness.graphml [2018-11-18 16:01:45,017 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:01:45,018 INFO L168 Benchmark]: Toolchain (without parser) took 4385.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 956.6 MB in the beginning and 969.6 MB in the end (delta: -13.0 MB). Peak memory consumption was 102.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:45,020 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-18 16:01:45,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -149.3 MB). Peak memory consumption was 36.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:45,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:45,021 INFO L168 Benchmark]: Boogie Preprocessor took 29.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:45,021 INFO L168 Benchmark]: RCFGBuilder took 2023.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:45,022 INFO L168 Benchmark]: CodeCheck took 1613.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 975.0 MB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:45,022 INFO L168 Benchmark]: Witness Printer took 91.83 ms. Allocated memory is still 1.1 GB. Free memory was 975.0 MB in the beginning and 969.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:45,026 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, 74 locations, 1 error locations. SAFE Result, 1.5s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 96 SDtfs, 4 SDslu, 4 SDs, 0 SdLazy, 58 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 279 GetRequests, 266 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 1182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 577.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -149.3 MB). Peak memory consumption was 36.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2023.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 1613.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 975.0 MB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * Witness Printer took 91.83 ms. Allocated memory is still 1.1 GB. Free memory was 975.0 MB in the beginning and 969.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...