./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_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/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_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/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 [2018-12-02 02:47:46,812 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:47:46,813 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:47:46,818 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:47:46,819 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:47:46,819 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:47:46,820 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:47:46,821 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:47:46,822 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:47:46,822 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:47:46,822 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:47:46,823 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:47:46,823 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:47:46,824 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:47:46,824 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:47:46,825 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:47:46,825 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:47:46,826 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:47:46,827 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:47:46,828 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:47:46,828 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:47:46,829 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:47:46,830 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:47:46,830 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:47:46,830 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:47:46,831 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:47:46,831 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:47:46,831 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:47:46,832 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:47:46,832 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:47:46,832 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:47:46,833 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:47:46,833 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:47:46,833 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:47:46,834 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:47:46,834 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:47:46,834 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 02:47:46,841 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:47:46,841 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:47:46,842 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:47:46,842 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:47:46,842 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:47:46,842 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:47:46,843 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:47:46,843 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:47:46,844 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:47:46,844 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:47:46,844 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:47:46,844 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:47:46,844 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:47:46,844 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:47:46,844 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:47:46,844 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:47:46,844 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:47:46,844 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 02:47:46,845 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:47:46,845 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:47:46,845 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_c1bdd495-e098-4134-9068-2af0f31b2455/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 [2018-12-02 02:47:46,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:47:46,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:47:46,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:47:46,872 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:47:46,872 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:47:46,872 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product39_false-unreach-call_false-termination.cil.c [2018-12-02 02:47:46,907 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/data/3cd63bc43/b4dc5edb818e4804836fb6ca618d6d10/FLAG19b184cbb [2018-12-02 02:47:47,213 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:47:47,213 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/sv-benchmarks/c/product-lines/minepump_spec1_product39_false-unreach-call_false-termination.cil.c [2018-12-02 02:47:47,220 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/data/3cd63bc43/b4dc5edb818e4804836fb6ca618d6d10/FLAG19b184cbb [2018-12-02 02:47:47,228 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/data/3cd63bc43/b4dc5edb818e4804836fb6ca618d6d10 [2018-12-02 02:47:47,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:47:47,230 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:47:47,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:47:47,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:47:47,233 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:47:47,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,235 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 02.12 02:47:47, skipping insertion in model container [2018-12-02 02:47:47,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:47:47,261 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:47:47,409 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:47:47,457 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:47:47,507 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:47:47,523 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:47:47,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47 WrapperNode [2018-12-02 02:47:47,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:47:47,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:47:47,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:47:47,524 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:47:47,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:47:47,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:47:47,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:47:47,556 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:47:47,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... [2018-12-02 02:47:47,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:47:47,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:47:47,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:47:47,575 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:47:47,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/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 [2018-12-02 02:47:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:47:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 02:47:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 02:47:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 02:47:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 02:47:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 02:47:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 02:47:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 02:47:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 02:47:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 02:47:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 02:47:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 02:47:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 02:47:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 02:47:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 02:47:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 02:47:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 02:47:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 02:47:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:47:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:47:48,000 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:47:48,000 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-02 02:47:48,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:47:48 BoogieIcfgContainer [2018-12-02 02:47:48,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:47:48,001 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:47:48,001 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:47:48,010 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:47:48,011 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:47:48" (1/1) ... [2018-12-02 02:47:48,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:47:48,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-12-02 02:47:48,055 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-12-02 02:47:48,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 02:47:48,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2018-12-02 02:47:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2018-12-02 02:47:48,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 02:47:48,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:48,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2018-12-02 02:47:48,260 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2018-12-02 02:47:48,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 02:47:48,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2018-12-02 02:47:48,350 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2018-12-02 02:47:48,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 02:47:48,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:48,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2018-12-02 02:47:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2018-12-02 02:47:48,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 02:47:48,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:48,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2018-12-02 02:47:48,405 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2018-12-02 02:47:48,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 02:47:48,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:48,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2018-12-02 02:47:48,432 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2018-12-02 02:47:48,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 02:47:48,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:48,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2018-12-02 02:47:48,716 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2018-12-02 02:47:48,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 02:47:48,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:48,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 100 states and 157 transitions. [2018-12-02 02:47:48,762 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 157 transitions. [2018-12-02 02:47:48,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 02:47:48,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:48,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:48,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 101 states and 158 transitions. [2018-12-02 02:47:48,799 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2018-12-02 02:47:48,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 02:47:48,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:49,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 120 states and 199 transitions. [2018-12-02 02:47:49,481 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 199 transitions. [2018-12-02 02:47:49,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 02:47:49,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:49,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:49,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:49,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 123 states and 207 transitions. [2018-12-02 02:47:49,648 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 207 transitions. [2018-12-02 02:47:49,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 02:47:49,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:49,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:49,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:49,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 127 states and 213 transitions. [2018-12-02 02:47:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 213 transitions. [2018-12-02 02:47:49,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 02:47:49,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:49,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 02:47:49,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:49,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 130 states and 221 transitions. [2018-12-02 02:47:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 221 transitions. [2018-12-02 02:47:49,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 02:47:49,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:49,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 131 states and 222 transitions. [2018-12-02 02:47:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 222 transitions. [2018-12-02 02:47:49,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 02:47:49,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 02:47:49,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:49,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2018-12-02 02:47:49,923 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2018-12-02 02:47:49,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 02:47:49,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:49,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:50,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:50,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 141 states and 245 transitions. [2018-12-02 02:47:50,075 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2018-12-02 02:47:50,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 02:47:50,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:50,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 156 states and 283 transitions. [2018-12-02 02:47:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 283 transitions. [2018-12-02 02:47:50,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 02:47:50,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:50,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:51,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:51,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 156 states and 281 transitions. [2018-12-02 02:47:51,268 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 281 transitions. [2018-12-02 02:47:51,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 02:47:51,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:47:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:47:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:47:51,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 282 transitions. [2018-12-02 02:47:51,304 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 282 transitions. [2018-12-02 02:47:51,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 02:47:51,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:47:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:47:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:47:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:47:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:47:51,436 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2018-12-02 02:47:51,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:47:51 ImpRootNode [2018-12-02 02:47:51,497 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:47:51,498 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:47:51,498 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:47:51,498 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:47:51,498 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:47:48" (3/4) ... [2018-12-02 02:47:51,500 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 02:47:51,559 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c1bdd495-e098-4134-9068-2af0f31b2455/bin-2019/ukojak/witness.graphml [2018-12-02 02:47:51,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:47:51,560 INFO L168 Benchmark]: Toolchain (without parser) took 4329.92 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 305.1 MB). Free memory was 954.9 MB in the beginning and 1.0 GB in the end (delta: -90.4 MB). Peak memory consumption was 214.8 MB. Max. memory is 11.5 GB. [2018-12-02 02:47:51,561 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-12-02 02:47:51,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:47:51,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.92 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. [2018-12-02 02:47:51,561 INFO L168 Benchmark]: Boogie Preprocessor took 18.64 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. [2018-12-02 02:47:51,561 INFO L168 Benchmark]: RCFGBuilder took 426.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. [2018-12-02 02:47:51,562 INFO L168 Benchmark]: CodeCheck took 3496.47 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 164.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -14.4 MB). Peak memory consumption was 150.2 MB. Max. memory is 11.5 GB. [2018-12-02 02:47:51,562 INFO L168 Benchmark]: Witness Printer took 61.77 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-12-02 02:47:51,563 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, 3.4s 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, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4554 GetRequests, 4420 SyntacticMatches, 14 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5572 ImplicationChecksByTransitivity, 2.3s 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 0.11 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 292.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.92 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 18.64 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. * RCFGBuilder took 426.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. * CodeCheck took 3496.47 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 164.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -14.4 MB). Peak memory consumption was 150.2 MB. Max. memory is 11.5 GB. * Witness Printer took 61.77 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...