./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product04_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_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product04_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/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 77951208f64a8e7a2de110a05be31eef72f84584 ......................................................................................................................................................................................................................................................................................................... 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 [2018-12-09 18:45:24,982 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:45:24,983 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:45:24,989 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:45:24,989 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:45:24,990 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:45:24,990 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:45:24,991 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:45:24,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:45:24,992 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:45:24,993 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:45:24,993 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:45:24,993 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:45:24,994 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:45:24,994 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:45:24,995 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:45:24,995 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:45:24,996 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:45:24,997 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:45:24,998 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:45:24,998 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:45:24,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:45:25,000 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:45:25,000 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:45:25,000 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:45:25,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:45:25,001 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:45:25,002 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:45:25,002 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:45:25,003 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:45:25,003 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:45:25,003 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:45:25,003 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:45:25,003 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:45:25,004 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:45:25,004 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:45:25,004 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 18:45:25,011 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:45:25,012 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:45:25,012 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:45:25,012 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:45:25,012 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:45:25,012 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:45:25,013 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:45:25,013 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:45:25,013 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:45:25,014 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:45:25,014 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:45:25,014 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:45:25,014 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:45:25,014 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:45:25,014 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:45:25,014 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:45:25,014 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 18:45:25,014 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:45:25,014 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:45:25,014 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_0877e111-f61e-4173-b1c3-3f775a15371d/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 -> 77951208f64a8e7a2de110a05be31eef72f84584 [2018-12-09 18:45:25,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:45:25,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:45:25,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:45:25,041 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:45:25,041 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:45:25,042 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product04_false-unreach-call_false-termination.cil.c [2018-12-09 18:45:25,077 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/data/1630a39dc/bd98c565000f4d3fb59e4cce57c3283a/FLAGb4b934b63 [2018-12-09 18:45:25,510 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:45:25,511 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/sv-benchmarks/c/product-lines/minepump_spec3_product04_false-unreach-call_false-termination.cil.c [2018-12-09 18:45:25,516 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/data/1630a39dc/bd98c565000f4d3fb59e4cce57c3283a/FLAGb4b934b63 [2018-12-09 18:45:25,524 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/data/1630a39dc/bd98c565000f4d3fb59e4cce57c3283a [2018-12-09 18:45:25,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:45:25,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:45:25,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:45:25,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:45:25,529 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:45:25,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25, skipping insertion in model container [2018-12-09 18:45:25,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:45:25,558 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:45:25,711 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:45:25,719 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:45:25,792 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:45:25,806 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:45:25,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25 WrapperNode [2018-12-09 18:45:25,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:45:25,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:45:25,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:45:25,807 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:45:25,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:45:25,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:45:25,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:45:25,837 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:45:25,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... [2018-12-09 18:45:25,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:45:25,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:45:25,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:45:25,854 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:45:25,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:45:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/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 [2018-12-09 18:45:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:45:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 18:45:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 18:45:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 18:45:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 18:45:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 18:45:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 18:45:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 18:45:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 18:45:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 18:45:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 18:45:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 18:45:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:45:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:45:26,302 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:45:26,302 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-09 18:45:26,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:45:26 BoogieIcfgContainer [2018-12-09 18:45:26,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:45:26,303 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:45:26,303 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:45:26,313 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:45:26,313 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:45:26" (1/1) ... [2018-12-09 18:45:26,322 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:45:26,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:45:26,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2018-12-09 18:45:26,356 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2018-12-09 18:45:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 18:45:26,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:45:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:45:26,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:45:26,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:45:26,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2018-12-09 18:45:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2018-12-09 18:45:26,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 18:45:26,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:45:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:45:26,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:45:26,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:45:26,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2018-12-09 18:45:26,533 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-12-09 18:45:26,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 18:45:26,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:45:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:45:26,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:45:26,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:45:26,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2018-12-09 18:45:26,718 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2018-12-09 18:45:26,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 18:45:26,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:45:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:45:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:45:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:45:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:45:26,883 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-12-09 18:45:26,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:45:26 ImpRootNode [2018-12-09 18:45:26,925 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:45:26,925 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:45:26,925 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:45:26,926 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:45:26,926 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:45:26" (3/4) ... [2018-12-09 18:45:26,928 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 18:45:26,970 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0877e111-f61e-4173-b1c3-3f775a15371d/bin-2019/ukojak/witness.graphml [2018-12-09 18:45:26,970 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:45:26,971 INFO L168 Benchmark]: Toolchain (without parser) took 1444.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 954.4 MB in the beginning and 948.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 149.2 MB. Max. memory is 11.5 GB. [2018-12-09 18:45:26,971 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:45:26,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -178.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:45:26,972 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:45:26,972 INFO L168 Benchmark]: Boogie Preprocessor took 16.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:45:26,972 INFO L168 Benchmark]: RCFGBuilder took 449.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 11.5 GB. [2018-12-09 18:45:26,973 INFO L168 Benchmark]: CodeCheck took 621.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 958.7 MB in the end (delta: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2018-12-09 18:45:26,973 INFO L168 Benchmark]: Witness Printer took 44.77 ms. Allocated memory is still 1.2 GB. Free memory was 955.2 MB in the beginning and 948.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-09 18:45:26,974 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, 59 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 156 SDtfs, 44 SDslu, 76 SDs, 0 SdLazy, 70 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 340 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1433 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 633]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L46] int waterLevel = 1; [L47] int methaneLevelCritical = 0; [L295] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L530] int cleanupTimeShifts = 4; [L677] int pumpRunning = 0; [L678] int systemActive = 1; [L606] int retValue_acc ; [L607] int tmp ; [L521] int retValue_acc ; [L524] retValue_acc = 1 [L525] return (retValue_acc); [L613] tmp = valid_product() [L615] COND TRUE \read(tmp) [L808] int splverifierCounter ; [L809] int tmp ; [L810] int tmp___0 ; [L811] int tmp___1 ; [L812] int tmp___2 ; [L815] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L817] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L819] COND TRUE splverifierCounter < 4 [L825] tmp = __VERIFIER_nondet_int() [L827] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L829] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L64] COND TRUE waterLevel < 2 [L65] waterLevel = waterLevel + 1 [L829] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L835] tmp___0 = __VERIFIER_nondet_int() [L837] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L845] tmp___2 = __VERIFIER_nondet_int() [L847] COND TRUE \read(tmp___2) [L802] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L864] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L684] COND FALSE !(\read(pumpRunning)) [L691] COND TRUE \read(systemActive) [L640] int tmp ; [L641] int tmp___0 ; [L642] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L646] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L85] int retValue_acc ; [L88] retValue_acc = methaneLevelCritical [L89] return (retValue_acc); [L646] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L646] tmp = isMethaneLevelCritical() [L648] COND FALSE !(\read(tmp)) [L117] int retValue_acc ; [L120] retValue_acc = waterLevel [L121] return (retValue_acc); [L652] tmp___0 = getWaterLevel() [L654] COND TRUE tmp___0 == 2 [L739] int retValue_acc ; [L742] retValue_acc = pumpRunning [L743] return (retValue_acc); [L656] tmp___1 = isPumpRunning() [L658] COND FALSE !(\read(tmp___1)) VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L633] __VERIFIER_error() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 279.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -178.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 449.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 11.5 GB. * CodeCheck took 621.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 958.7 MB in the end (delta: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. * Witness Printer took 44.77 ms. Allocated memory is still 1.2 GB. Free memory was 955.2 MB in the beginning and 948.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...