./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product38.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product38.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/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 a0c13a298b8ef5fea6639223509104e0f4da0801 ................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-6b5699a [2019-11-26 02:58:45,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:58:45,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:58:45,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:58:45,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:58:45,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:58:45,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:58:45,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:58:45,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:58:45,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:58:45,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:58:45,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:58:45,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:58:45,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:58:45,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:58:45,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:58:45,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:58:45,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:58:45,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:58:45,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:58:45,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:58:45,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:58:45,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:58:45,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:58:45,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:58:45,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:58:45,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:58:45,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:58:45,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:58:45,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:58:45,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:58:45,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:58:45,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:58:45,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:58:45,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:58:45,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:58:45,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:58:45,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:58:45,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:58:45,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:58:45,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:58:45,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:58:45,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:58:45,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:58:45,068 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:58:45,068 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:58:45,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:58:45,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:58:45,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:58:45,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:58:45,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:58:45,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:58:45,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:58:45,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:58:45,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:58:45,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:58:45,071 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:58:45,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:58:45,071 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:58:45,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:58:45,071 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:58:45,071 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:58:45,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:58:45,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:58:45,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:58:45,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:58:45,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:58:45,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:58:45,073 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:58:45,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:58:45,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:58:45,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/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 -> a0c13a298b8ef5fea6639223509104e0f4da0801 [2019-11-26 02:58:45,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:58:45,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:58:45,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:58:45,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:58:45,230 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:58:45,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product38.cil.c [2019-11-26 02:58:45,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/data/821144fd6/fc4c731ef1a846bd98295f92de8e4d18/FLAG08ef2287e [2019-11-26 02:58:45,719 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:58:45,722 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/sv-benchmarks/c/product-lines/minepump_spec1_product38.cil.c [2019-11-26 02:58:45,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/data/821144fd6/fc4c731ef1a846bd98295f92de8e4d18/FLAG08ef2287e [2019-11-26 02:58:46,023 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/data/821144fd6/fc4c731ef1a846bd98295f92de8e4d18 [2019-11-26 02:58:46,028 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:58:46,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:58:46,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:58:46,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:58:46,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:58:46,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58427f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46, skipping insertion in model container [2019-11-26 02:58:46,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:58:46,095 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:58:46,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:58:46,445 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:58:46,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:58:46,595 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:58:46,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46 WrapperNode [2019-11-26 02:58:46,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:58:46,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:58:46,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:58:46,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:58:46,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:58:46,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:58:46,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:58:46,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:58:46,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... [2019-11-26 02:58:46,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:58:46,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:58:46,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:58:46,723 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:58:46,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/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 [2019-11-26 02:58:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:58:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:58:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:58:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:58:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:58:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:58:46,789 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:58:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:58:46,789 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:58:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:58:46,789 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:58:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:58:46,790 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:58:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:58:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:58:46,790 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:58:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:58:46,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:58:47,782 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:58:47,782 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-26 02:58:47,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:58:47 BoogieIcfgContainer [2019-11-26 02:58:47,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:58:47,784 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:58:47,784 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:58:47,798 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:58:47,798 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:58:47" (1/1) ... [2019-11-26 02:58:47,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:58:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:47,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2019-11-26 02:58:47,856 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2019-11-26 02:58:47,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:58:47,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:48,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2019-11-26 02:58:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2019-11-26 02:58:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:58:48,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:48,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:48,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:48,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2019-11-26 02:58:48,266 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2019-11-26 02:58:48,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:58:48,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:48,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:48,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 100 transitions. [2019-11-26 02:58:48,643 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2019-11-26 02:58:48,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:58:48,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:48,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:48,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 71 states and 101 transitions. [2019-11-26 02:58:48,728 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2019-11-26 02:58:48,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:58:48,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:49,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:49,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 81 states and 124 transitions. [2019-11-26 02:58:49,639 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2019-11-26 02:58:49,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:58:49,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:49,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:58:50,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 86 states and 132 transitions. [2019-11-26 02:58:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2019-11-26 02:58:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:58:50,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:50,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:50,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:50,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 87 states and 133 transitions. [2019-11-26 02:58:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2019-11-26 02:58:50,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:58:50,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:50,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:52,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 101 states and 170 transitions. [2019-11-26 02:58:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 170 transitions. [2019-11-26 02:58:52,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:58:52,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:53,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:53,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 103 states and 175 transitions. [2019-11-26 02:58:53,635 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 175 transitions. [2019-11-26 02:58:53,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:58:53,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:53,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:54,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 105 states and 177 transitions. [2019-11-26 02:58:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 177 transitions. [2019-11-26 02:58:54,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:58:54,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:54,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:55,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:55,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 107 states and 180 transitions. [2019-11-26 02:58:55,336 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 180 transitions. [2019-11-26 02:58:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:58:55,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:55,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:56,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:56,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 107 states and 178 transitions. [2019-11-26 02:58:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 178 transitions. [2019-11-26 02:58:56,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:58:56,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:56,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:58:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 109 states and 181 transitions. [2019-11-26 02:58:57,143 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 181 transitions. [2019-11-26 02:58:57,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:58:57,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:57,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 02:58:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:57,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 113 states and 186 transitions. [2019-11-26 02:58:57,339 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 186 transitions. [2019-11-26 02:58:57,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:58:57,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:58:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:58:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:58:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:58:57,725 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2019-11-26 02:58:57,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:58:57 ImpRootNode [2019-11-26 02:58:57,905 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:58:57,909 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:58:57,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:58:57,909 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:58:57,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:58:47" (3/4) ... [2019-11-26 02:58:57,912 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:58:58,042 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e53e50bb-ed93-4428-8386-882c05b3e938/bin/ukojak/witness.graphml [2019-11-26 02:58:58,043 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:58:58,045 INFO L168 Benchmark]: Toolchain (without parser) took 12014.60 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 232.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 89.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:58,045 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:58:58,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 562.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:58,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:58,047 INFO L168 Benchmark]: Boogie Preprocessor took 53.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:58,047 INFO L168 Benchmark]: RCFGBuilder took 1061.27 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: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:58,048 INFO L168 Benchmark]: CodeCheck took 10124.53 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 88.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -66.6 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:58,049 INFO L168 Benchmark]: Witness Printer took 134.24 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:58,051 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 9.9s, OverallIterations: 15, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 410940 SDtfs, 130374 SDslu, 233026 SDs, 0 SdLazy, 236862 SolverSat, 83502 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3517 GetRequests, 3309 SyntacticMatches, 82 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11547 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 392 NumberOfCodeBlocks, 392 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 346 ConstructedInterpolants, 0 QuantifiedInterpolants, 20337 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 837]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L580] int pumpRunning = 0; [L581] int systemActive = 1; [L843] int waterLevel = 1; [L844] int methaneLevelCritical = 0; [L377] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L121] int retValue_acc ; [L122] int tmp ; [L170] int retValue_acc ; [L173] retValue_acc = 1 [L174] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L767] int splverifierCounter ; [L768] int tmp ; [L769] int tmp___0 ; [L770] int tmp___1 ; [L771] int tmp___2 ; [L774] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L776] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L778] COND TRUE splverifierCounter < 4 [L784] tmp = __VERIFIER_nondet_int() [L786] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L788] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L861] COND TRUE waterLevel < 2 [L862] waterLevel = waterLevel + 1 [L788] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L794] tmp___0 = __VERIFIER_nondet_int() [L796] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L798] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L873] COND FALSE !(\read(methaneLevelCritical)) [L876] methaneLevelCritical = 1 [L798] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L804] tmp___2 = __VERIFIER_nondet_int() [L806] COND TRUE \read(tmp___2) [L761] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L821] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L587] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L594] COND TRUE \read(systemActive) [L642] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L645] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L660] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L616] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L619] COND TRUE ! pumpRunning [L739] int retValue_acc ; [L740] int tmp ; [L741] int tmp___0 ; [L923] int retValue_acc ; [L926] COND FALSE !(waterLevel < 2) [L930] retValue_acc = 0 [L931] return (retValue_acc); [L745] tmp = isHighWaterSensorDry() [L747] COND FALSE !(\read(tmp)) [L750] tmp___0 = 1 [L752] retValue_acc = tmp___0 [L753] return (retValue_acc); [L621] tmp = isHighWaterLevel() [L623] COND TRUE \read(tmp) [L670] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L660] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L183] int tmp ; [L184] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L188] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L882] int retValue_acc ; [L885] retValue_acc = methaneLevelCritical [L886] return (retValue_acc); [L188] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L188] tmp = isMethaneLevelCritical() [L190] COND TRUE \read(tmp) [L694] int retValue_acc ; [L697] retValue_acc = pumpRunning [L698] return (retValue_acc); [L192] tmp___0 = isPumpRunning() [L194] 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] [L837] __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 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 562.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1061.27 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: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 11.5 GB. * CodeCheck took 10124.53 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 88.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -66.6 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 134.24 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...