./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product39_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_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product39_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/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 f2f38c4f83f0a2ec969b4b77f5129e3dfefde6fe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 19:05:12,313 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:05:12,314 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:05:12,322 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:05:12,322 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:05:12,323 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:05:12,324 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:05:12,325 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:05:12,326 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:05:12,327 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:05:12,327 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:05:12,328 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:05:12,328 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:05:12,329 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:05:12,330 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:05:12,330 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:05:12,331 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:05:12,332 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:05:12,334 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:05:12,335 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:05:12,335 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:05:12,336 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:05:12,338 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:05:12,338 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:05:12,338 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:05:12,339 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:05:12,339 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:05:12,340 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:05:12,340 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:05:12,341 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:05:12,341 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:05:12,342 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:05:12,342 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:05:12,342 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:05:12,343 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:05:12,343 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:05:12,343 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 19:05:12,354 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:05:12,354 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:05:12,354 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:05:12,355 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 19:05:12,355 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 19:05:12,355 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 19:05:12,355 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:05:12,356 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:05:12,356 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:05:12,356 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:05:12,356 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:05:12,356 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:05:12,356 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:05:12,356 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:05:12,356 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:05:12,356 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:05:12,357 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 19:05:12,357 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:05:12,357 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 19:05:12,357 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 19:05:12,357 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:05:12,357 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:05:12,357 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 19:05:12,357 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:05:12,358 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:05:12,358 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:05:12,358 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 19:05:12,358 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:05:12,358 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:05:12,358 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_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/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 -> f2f38c4f83f0a2ec969b4b77f5129e3dfefde6fe [2018-12-09 19:05:12,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:05:12,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:05:12,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:05:12,392 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:05:12,392 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:05:12,393 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product39_false-unreach-call_false-termination.cil.c [2018-12-09 19:05:12,431 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/data/58c2eb77a/e6e87bfcfdd945f0b042ed6705a49433/FLAG7c68fb3a2 [2018-12-09 19:05:12,793 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:05:12,794 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/sv-benchmarks/c/product-lines/minepump_spec1_product39_false-unreach-call_false-termination.cil.c [2018-12-09 19:05:12,800 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/data/58c2eb77a/e6e87bfcfdd945f0b042ed6705a49433/FLAG7c68fb3a2 [2018-12-09 19:05:12,809 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/data/58c2eb77a/e6e87bfcfdd945f0b042ed6705a49433 [2018-12-09 19:05:12,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:05:12,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:05:12,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:05:12,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:05:12,814 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:05:12,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:05:12" (1/1) ... [2018-12-09 19:05:12,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0e1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:12, skipping insertion in model container [2018-12-09 19:05:12,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:05:12" (1/1) ... [2018-12-09 19:05:12,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:05:12,847 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:05:12,996 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:05:13,035 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:05:13,085 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:05:13,101 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:05:13,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13 WrapperNode [2018-12-09 19:05:13,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:05:13,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:05:13,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:05:13,102 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:05:13,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:05:13,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:05:13,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:05:13,132 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:05:13,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:05:13,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:05:13,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:05:13,150 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:05:13,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/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 19:05:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:05:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 19:05:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 19:05:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 19:05:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 19:05:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 19:05:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 19:05:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 19:05:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 19:05:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 19:05:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 19:05:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 19:05:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 19:05:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 19:05:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 19:05:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 19:05:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 19:05:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 19:05:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:05:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:05:13,529 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:05:13,529 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-09 19:05:13,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:05:13 BoogieIcfgContainer [2018-12-09 19:05:13,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:05:13,530 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 19:05:13,530 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 19:05:13,539 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 19:05:13,539 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:05:13" (1/1) ... [2018-12-09 19:05:13,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:05:13,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:13,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-12-09 19:05:13,574 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-12-09 19:05:13,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 19:05:13,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:13,699 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 19:05:13,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:13,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2018-12-09 19:05:13,707 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2018-12-09 19:05:13,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 19:05:13,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:13,746 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 19:05:13,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:13,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2018-12-09 19:05:13,770 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2018-12-09 19:05:13,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 19:05:13,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:13,809 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 19:05:13,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:13,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2018-12-09 19:05:13,873 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2018-12-09 19:05:13,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 19:05:13,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:13,896 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 19:05:13,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2018-12-09 19:05:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2018-12-09 19:05:13,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 19:05:13,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:13,923 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 19:05:13,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:13,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2018-12-09 19:05:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2018-12-09 19:05:13,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 19:05:13,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:13,951 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 19:05:13,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:13,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2018-12-09 19:05:13,961 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2018-12-09 19:05:13,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 19:05:13,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:14,015 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 19:05:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2018-12-09 19:05:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2018-12-09 19:05:14,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 19:05:14,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:14,259 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 19:05:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:14,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 100 states and 157 transitions. [2018-12-09 19:05:14,277 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 157 transitions. [2018-12-09 19:05:14,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 19:05:14,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:14,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:05:14,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:14,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 101 states and 158 transitions. [2018-12-09 19:05:14,314 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2018-12-09 19:05:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 19:05:14,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:14,377 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 19:05:14,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:14,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 120 states and 199 transitions. [2018-12-09 19:05:14,955 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 199 transitions. [2018-12-09 19:05:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-09 19:05:14,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:15,006 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 19:05:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:15,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 123 states and 207 transitions. [2018-12-09 19:05:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 207 transitions. [2018-12-09 19:05:15,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 19:05:15,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:15,143 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 19:05:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:15,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 127 states and 213 transitions. [2018-12-09 19:05:15,212 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 213 transitions. [2018-12-09 19:05:15,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 19:05:15,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:15,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 19:05:15,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:15,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 130 states and 221 transitions. [2018-12-09 19:05:15,325 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 221 transitions. [2018-12-09 19:05:15,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 19:05:15,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:15,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:15,356 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 19:05:15,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:15,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 131 states and 222 transitions. [2018-12-09 19:05:15,363 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 222 transitions. [2018-12-09 19:05:15,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 19:05:15,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:15,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 19:05:15,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2018-12-09 19:05:15,396 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2018-12-09 19:05:15,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 19:05:15,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:15,459 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 19:05:15,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:15,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 141 states and 245 transitions. [2018-12-09 19:05:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2018-12-09 19:05:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 19:05:15,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:15,755 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 19:05:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 156 states and 283 transitions. [2018-12-09 19:05:16,461 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 283 transitions. [2018-12-09 19:05:16,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 19:05:16,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:16,480 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 19:05:16,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:16,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 156 states and 281 transitions. [2018-12-09 19:05:16,748 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 281 transitions. [2018-12-09 19:05:16,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 19:05:16,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:05:16,766 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 19:05:16,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:05:16,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 282 transitions. [2018-12-09 19:05:16,774 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 282 transitions. [2018-12-09 19:05:16,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 19:05:16,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:05:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:05:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:05:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:05:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:05:16,923 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2018-12-09 19:05:17,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 07:05:17 ImpRootNode [2018-12-09 19:05:17,011 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 19:05:17,012 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:05:17,012 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:05:17,012 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:05:17,012 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:05:13" (3/4) ... [2018-12-09 19:05:17,014 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 19:05:17,086 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_95c45107-64f0-4c6b-b248-cf8d0b0aa5de/bin-2019/ukojak/witness.graphml [2018-12-09 19:05:17,086 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:05:17,087 INFO L168 Benchmark]: Toolchain (without parser) took 4275.79 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 293.6 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -58.4 MB). Peak memory consumption was 235.2 MB. Max. memory is 11.5 GB. [2018-12-09 19:05:17,088 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:05:17,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -138.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:05:17,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.37 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. [2018-12-09 19:05:17,088 INFO L168 Benchmark]: Boogie Preprocessor took 17.70 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. [2018-12-09 19:05:17,089 INFO L168 Benchmark]: RCFGBuilder took 379.65 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: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:05:17,089 INFO L168 Benchmark]: CodeCheck took 3481.34 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 175.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 1.0 MB). Peak memory consumption was 176.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:05:17,089 INFO L168 Benchmark]: Witness Printer took 74.56 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:05:17,090 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 9 procedures, 83 locations, 1 error locations. UNSAFE Result, 3.3s OverallTime, 20 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12018632 SDtfs, 3820616 SDslu, 5995540 SDs, 0 SdLazy, 4180636 SolverSat, 1312484 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4554 GetRequests, 4420 SyntacticMatches, 14 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5572 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 532 NumberOfCodeBlocks, 532 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 480 ConstructedInterpolants, 0 QuantifiedInterpolants, 31317 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 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 - CounterExampleResult [Line: 439]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L450] int waterLevel = 1; [L451] int methaneLevelCritical = 0; [L617] int pumpRunning = 0; [L618] int systemActive = 1; [L848] int cleanupTimeShifts = 4; [L921] int retValue_acc ; [L922] int tmp ; [L839] int retValue_acc ; [L842] retValue_acc = 1 [L843] return (retValue_acc); [L928] tmp = valid_product() [L930] COND TRUE \read(tmp) [L548] int splverifierCounter ; [L549] int tmp ; [L550] int tmp___0 ; [L551] int tmp___1 ; [L552] int tmp___2 ; [L555] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L557] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L559] COND TRUE splverifierCounter < 4 [L565] tmp = __VERIFIER_nondet_int() [L567] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L569] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L468] COND TRUE waterLevel < 2 [L469] waterLevel = waterLevel + 1 [L569] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L575] tmp___0 = __VERIFIER_nondet_int() [L577] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L579] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L480] COND FALSE !(\read(methaneLevelCritical)) [L483] methaneLevelCritical = 1 [L579] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L585] tmp___2 = __VERIFIER_nondet_int() [L587] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L602] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L624] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L631] COND TRUE \read(systemActive) [L679] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L682] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L697] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L653] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L656] COND TRUE ! pumpRunning [L776] int retValue_acc ; [L777] int tmp ; [L778] int tmp___0 ; [L530] int retValue_acc ; [L533] COND FALSE !(waterLevel < 2) [L537] retValue_acc = 0 [L538] return (retValue_acc); [L782] tmp = isHighWaterSensorDry() [L784] COND FALSE !(\read(tmp)) [L787] tmp___0 = 1 [L789] retValue_acc = tmp___0 [L790] return (retValue_acc); [L658] tmp = isHighWaterLevel() [L660] COND TRUE \read(tmp) [L707] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L697] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L410] int tmp ; [L411] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L489] int retValue_acc ; [L492] retValue_acc = methaneLevelCritical [L493] return (retValue_acc); [L415] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] tmp = isMethaneLevelCritical() [L417] COND TRUE \read(tmp) [L731] int retValue_acc ; [L734] retValue_acc = pumpRunning [L735] return (retValue_acc); [L419] tmp___0 = isPumpRunning() [L421] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L439] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 289.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -138.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.37 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 17.70 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 379.65 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: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 11.5 GB. * CodeCheck took 3481.34 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 175.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 1.0 MB). Peak memory consumption was 176.1 MB. Max. memory is 11.5 GB. * Witness Printer took 74.56 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...