./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product36_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product36_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/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 deeb3c1689cccb41b32be052288e2f3a90dc0e8e ............................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 13:20:51,756 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 13:20:51,757 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 13:20:51,766 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 13:20:51,766 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 13:20:51,766 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 13:20:51,767 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 13:20:51,768 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 13:20:51,770 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 13:20:51,770 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 13:20:51,771 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 13:20:51,771 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 13:20:51,772 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 13:20:51,772 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 13:20:51,773 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 13:20:51,774 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 13:20:51,774 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 13:20:51,775 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 13:20:51,777 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 13:20:51,778 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 13:20:51,778 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 13:20:51,779 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 13:20:51,781 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 13:20:51,781 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 13:20:51,781 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 13:20:51,782 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 13:20:51,783 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 13:20:51,783 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 13:20:51,784 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 13:20:51,784 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 13:20:51,785 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 13:20:51,785 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 13:20:51,785 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 13:20:51,785 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 13:20:51,786 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 13:20:51,786 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 13:20:51,787 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 13:20:51,797 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 13:20:51,797 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 13:20:51,797 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 13:20:51,797 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 13:20:51,798 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 13:20:51,798 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 13:20:51,798 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 13:20:51,798 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 13:20:51,798 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 13:20:51,798 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 13:20:51,799 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 13:20:51,799 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 13:20:51,799 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 13:20:51,799 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 13:20:51,799 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 13:20:51,799 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 13:20:51,799 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 13:20:51,799 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 13:20:51,800 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 13:20:51,800 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 13:20:51,800 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 13:20:51,800 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 13:20:51,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 13:20:51,800 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 13:20:51,800 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 13:20:51,801 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 13:20:51,801 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 13:20:51,801 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 13:20:51,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 13:20:51,801 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_d8f9f67e-1a4c-4edc-a308-dd376740a252/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 -> deeb3c1689cccb41b32be052288e2f3a90dc0e8e [2018-12-01 13:20:51,819 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 13:20:51,827 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 13:20:51,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 13:20:51,831 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 13:20:51,831 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 13:20:51,832 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product36_false-unreach-call_false-termination.cil.c [2018-12-01 13:20:51,875 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/data/bc0824126/5a0329aa1ff04c3ead193689a3412567/FLAGfa28c5380 [2018-12-01 13:20:52,232 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 13:20:52,233 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/sv-benchmarks/c/product-lines/minepump_spec3_product36_false-unreach-call_false-termination.cil.c [2018-12-01 13:20:52,238 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/data/bc0824126/5a0329aa1ff04c3ead193689a3412567/FLAGfa28c5380 [2018-12-01 13:20:52,614 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/data/bc0824126/5a0329aa1ff04c3ead193689a3412567 [2018-12-01 13:20:52,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 13:20:52,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 13:20:52,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 13:20:52,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 13:20:52,619 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 13:20:52,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1215b24a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52, skipping insertion in model container [2018-12-01 13:20:52,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 13:20:52,653 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 13:20:52,808 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:20:52,815 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 13:20:52,889 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:20:52,903 INFO L195 MainTranslator]: Completed translation [2018-12-01 13:20:52,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52 WrapperNode [2018-12-01 13:20:52,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 13:20:52,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 13:20:52,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 13:20:52,904 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 13:20:52,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 13:20:52,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 13:20:52,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 13:20:52,938 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 13:20:52,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... [2018-12-01 13:20:52,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 13:20:52,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 13:20:52,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 13:20:52,957 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 13:20:52,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:20:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/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 [2018-12-01 13:20:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 13:20:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 13:20:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 13:20:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 13:20:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 13:20:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 13:20:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 13:20:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 13:20:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 13:20:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 13:20:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 13:20:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 13:20:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 13:20:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 13:20:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 13:20:52,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 13:20:53,480 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 13:20:53,480 INFO L280 CfgBuilder]: Removed 42 assue(true) statements. [2018-12-01 13:20:53,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:20:53 BoogieIcfgContainer [2018-12-01 13:20:53,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 13:20:53,481 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 13:20:53,481 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 13:20:53,487 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 13:20:53,487 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:20:53" (1/1) ... [2018-12-01 13:20:53,494 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 13:20:53,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:20:53,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2018-12-01 13:20:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2018-12-01 13:20:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 13:20:53,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:20:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:20:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:20:53,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:20:53,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2018-12-01 13:20:53,634 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2018-12-01 13:20:53,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 13:20:53,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:20:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:20:53,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:20:53,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:20:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-01 13:20:53,692 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-01 13:20:53,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 13:20:53,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:20:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:20:53,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:20:53,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:20:53,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 93 transitions. [2018-12-01 13:20:53,946 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2018-12-01 13:20:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 13:20:53,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:20:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:20:54,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:20:54,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:20:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 69 states and 105 transitions. [2018-12-01 13:20:54,175 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2018-12-01 13:20:54,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 13:20:54,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:20:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:20:54,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:20:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:20:54,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 73 states and 114 transitions. [2018-12-01 13:20:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2018-12-01 13:20:54,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 13:20:54,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:20:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:20:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:20:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:20:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:20:54,549 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. [2018-12-01 13:20:54,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:20:54 ImpRootNode [2018-12-01 13:20:54,602 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 13:20:54,603 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 13:20:54,603 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 13:20:54,603 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 13:20:54,603 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:20:53" (3/4) ... [2018-12-01 13:20:54,605 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 13:20:54,677 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d8f9f67e-1a4c-4edc-a308-dd376740a252/bin-2019/ukojak/witness.graphml [2018-12-01 13:20:54,677 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 13:20:54,678 INFO L168 Benchmark]: Toolchain (without parser) took 2062.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 950.6 MB in the beginning and 796.5 MB in the end (delta: 154.1 MB). Peak memory consumption was 273.1 MB. Max. memory is 11.5 GB. [2018-12-01 13:20:54,679 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:20:54,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-01 13:20:54,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.37 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:20:54,680 INFO L168 Benchmark]: Boogie Preprocessor took 18.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:20:54,680 INFO L168 Benchmark]: RCFGBuilder took 523.80 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: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. [2018-12-01 13:20:54,681 INFO L168 Benchmark]: CodeCheck took 1121.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 810.0 MB in the end (delta: 224.9 MB). Peak memory consumption was 224.9 MB. Max. memory is 11.5 GB. [2018-12-01 13:20:54,681 INFO L168 Benchmark]: Witness Printer took 74.85 ms. Allocated memory is still 1.1 GB. Free memory was 810.0 MB in the beginning and 796.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-01 13:20:54,683 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 7 procedures, 70 locations, 1 error locations. UNSAFE Result, 1.0s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 738 SDtfs, 204 SDslu, 380 SDs, 0 SdLazy, 526 SolverSat, 154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 808 GetRequests, 768 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 466 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 5087 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L218] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L426] int pumpRunning = 0; [L427] int systemActive = 1; [L675] int waterLevel = 1; [L676] int methaneLevelCritical = 0; [L769] int cleanupTimeShifts = 4; [L845] int retValue_acc ; [L846] int tmp ; [L894] int retValue_acc ; [L897] retValue_acc = 1 [L898] return (retValue_acc); [L852] tmp = valid_product() [L854] COND TRUE \read(tmp) [L606] int splverifierCounter ; [L607] int tmp ; [L608] int tmp___0 ; [L609] int tmp___1 ; [L610] int tmp___2 ; [L613] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L615] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L617] COND TRUE splverifierCounter < 4 [L623] tmp = __VERIFIER_nondet_int() [L625] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L627] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L693] COND TRUE waterLevel < 2 [L694] waterLevel = waterLevel + 1 [L627] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L633] tmp___0 = __VERIFIER_nondet_int() [L635] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L643] tmp___2 = __VERIFIER_nondet_int() [L645] COND FALSE !(\read(tmp___2)) [L651] tmp___1 = __VERIFIER_nondet_int() [L653] COND TRUE \read(tmp___1) [L582] COND FALSE !(\read(pumpRunning)) [L589] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L662] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L434] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L441] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L904] int tmp ; [L905] int tmp___0 ; [L906] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L910] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L714] int retValue_acc ; [L717] retValue_acc = methaneLevelCritical [L718] return (retValue_acc); [L910] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L910] tmp = isMethaneLevelCritical() [L912] COND FALSE !(\read(tmp)) [L746] int retValue_acc ; [L749] retValue_acc = waterLevel [L750] return (retValue_acc); [L916] tmp___0 = getWaterLevel() [L918] COND TRUE tmp___0 == 2 [L515] int retValue_acc ; [L518] retValue_acc = pumpRunning [L519] return (retValue_acc); [L920] tmp___1 = isPumpRunning() [L922] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L44] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 287.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.37 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 523.80 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: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. * CodeCheck took 1121.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 810.0 MB in the end (delta: 224.9 MB). Peak memory consumption was 224.9 MB. Max. memory is 11.5 GB. * Witness Printer took 74.85 ms. Allocated memory is still 1.1 GB. Free memory was 810.0 MB in the beginning and 796.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...