./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product38.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/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 0.1.24-678e011 [2019-11-20 05:42:21,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:42:21,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:42:21,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:42:21,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:42:21,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:42:21,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:42:21,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:42:21,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:42:21,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:42:21,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:42:21,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:42:21,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:42:21,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:42:21,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:42:21,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:42:21,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:42:21,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:42:21,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:42:21,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:42:21,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:42:21,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:42:21,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:42:21,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:42:21,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:42:21,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:42:21,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:42:21,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:42:21,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:42:21,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:42:21,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:42:21,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:42:21,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:42:21,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:42:21,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:42:21,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:42:21,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:42:21,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:42:21,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:42:21,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:42:21,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:42:21,102 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 05:42:21,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:42:21,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:42:21,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:42:21,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:42:21,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:42:21,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:42:21,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:42:21,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:42:21,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:42:21,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:42:21,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:42:21,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:42:21,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:42:21,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:42:21,118 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:42:21,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:42:21,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:42:21,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:42:21,118 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:42:21,119 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:42:21,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:42:21,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:42:21,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:42:21,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:42:21,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:42:21,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:42:21,120 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:42:21,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:42:21,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:42:21,121 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_73bcd1e8-059d-4b31-b55c-48851ff227d3/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 [2019-11-20 05:42:21,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:42:21,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:42:21,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:42:21,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:42:21,265 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:42:21,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product38.cil.c [2019-11-20 05:42:21,325 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/data/41e7376fa/8b902b9d16974e8c9734364d2a603088/FLAG9698e7f46 [2019-11-20 05:42:21,745 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:42:21,746 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/sv-benchmarks/c/product-lines/minepump_spec1_product38.cil.c [2019-11-20 05:42:21,756 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/data/41e7376fa/8b902b9d16974e8c9734364d2a603088/FLAG9698e7f46 [2019-11-20 05:42:21,768 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/data/41e7376fa/8b902b9d16974e8c9734364d2a603088 [2019-11-20 05:42:21,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:42:21,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:42:21,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:42:21,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:42:21,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:42:21,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:21" (1/1) ... [2019-11-20 05:42:21,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb86579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:21, skipping insertion in model container [2019-11-20 05:42:21,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:21" (1/1) ... [2019-11-20 05:42:21,785 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:42:21,817 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:42:22,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:42:22,200 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:42:22,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:42:22,340 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:42:22,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22 WrapperNode [2019-11-20 05:42:22,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:42:22,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:42:22,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:42:22,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:42:22,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... [2019-11-20 05:42:22,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... [2019-11-20 05:42:22,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:42:22,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:42:22,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:42:22,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:42:22,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... [2019-11-20 05:42:22,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... [2019-11-20 05:42:22,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... [2019-11-20 05:42:22,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... [2019-11-20 05:42:22,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... [2019-11-20 05:42:22,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... [2019-11-20 05:42:22,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... [2019-11-20 05:42:22,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:42:22,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:42:22,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:42:22,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:42:22,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/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 [2019-11-20 05:42:22,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:42:22,498 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 05:42:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 05:42:22,498 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 05:42:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 05:42:22,498 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 05:42:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 05:42:22,499 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 05:42:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 05:42:22,499 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-20 05:42:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-20 05:42:22,499 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 05:42:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 05:42:22,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 05:42:22,500 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 05:42:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 05:42:22,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:42:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:42:23,475 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:42:23,476 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 05:42:23,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:42:23 BoogieIcfgContainer [2019-11-20 05:42:23,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:42:23,478 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:42:23,478 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:42:23,488 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:42:23,488 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:42:23" (1/1) ... [2019-11-20 05:42:23,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:42:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:23,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2019-11-20 05:42:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2019-11-20 05:42:23,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 05:42:23,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:23,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:23,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2019-11-20 05:42:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2019-11-20 05:42:23,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 05:42:23,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:23,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:23,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2019-11-20 05:42:23,964 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2019-11-20 05:42:23,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 05:42:23,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:24,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:24,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:24,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 100 transitions. [2019-11-20 05:42:24,362 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2019-11-20 05:42:24,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 05:42:24,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:24,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:24,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 71 states and 101 transitions. [2019-11-20 05:42:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2019-11-20 05:42:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 05:42:24,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:24,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:25,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:25,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 81 states and 124 transitions. [2019-11-20 05:42:25,391 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2019-11-20 05:42:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 05:42:25,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:25,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:42:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:25,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 86 states and 132 transitions. [2019-11-20 05:42:25,968 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2019-11-20 05:42:25,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 05:42:25,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:26,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:26,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:26,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 87 states and 133 transitions. [2019-11-20 05:42:26,051 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2019-11-20 05:42:26,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:42:26,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:26,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:26,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:26,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2019-11-20 05:42:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2019-11-20 05:42:26,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 05:42:26,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:26,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 91 states and 143 transitions. [2019-11-20 05:42:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2019-11-20 05:42:26,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 05:42:26,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:26,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:26,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:28,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:28,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 105 states and 178 transitions. [2019-11-20 05:42:28,339 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 178 transitions. [2019-11-20 05:42:28,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 05:42:28,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:28,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:42:28,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:28,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 105 states and 176 transitions. [2019-11-20 05:42:28,810 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 176 transitions. [2019-11-20 05:42:28,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 05:42:28,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:29,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:42:29,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 112 states and 193 transitions. [2019-11-20 05:42:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 193 transitions. [2019-11-20 05:42:29,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 05:42:29,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:29,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:42:30,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 112 states and 187 transitions. [2019-11-20 05:42:30,929 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 187 transitions. [2019-11-20 05:42:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 05:42:30,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:42:30,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:42:31,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:42:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 116 states and 192 transitions. [2019-11-20 05:42:31,787 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 192 transitions. [2019-11-20 05:42:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 05:42:31,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:42:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:42:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:42:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:42:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:42:32,205 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2019-11-20 05:42:32,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:42:32 ImpRootNode [2019-11-20 05:42:32,350 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:42:32,350 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:42:32,350 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:42:32,351 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:42:32,351 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:42:23" (3/4) ... [2019-11-20 05:42:32,354 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 05:42:32,525 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_73bcd1e8-059d-4b31-b55c-48851ff227d3/bin/ukojak/witness.graphml [2019-11-20 05:42:32,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:42:32,531 INFO L168 Benchmark]: Toolchain (without parser) took 10759.33 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 227.5 MB). Free memory was 952.8 MB in the beginning and 932.0 MB in the end (delta: 20.9 MB). Peak memory consumption was 248.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:42:32,531 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:42:32,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 947.5 MB in the beginning and 1.1 GB in the end (delta: -182.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:42:32,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.26 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. [2019-11-20 05:42:32,534 INFO L168 Benchmark]: Boogie Preprocessor took 29.61 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. [2019-11-20 05:42:32,535 INFO L168 Benchmark]: RCFGBuilder took 1049.67 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:42:32,535 INFO L168 Benchmark]: CodeCheck took 8872.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.7 MB). Free memory was 1.0 GB in the beginning and 948.8 MB in the end (delta: 94.8 MB). Peak memory consumption was 174.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:42:32,535 INFO L168 Benchmark]: Witness Printer took 179.13 ms. Allocated memory is still 1.3 GB. Free memory was 948.8 MB in the beginning and 932.0 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2019-11-20 05:42:32,537 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: 8.6s, OverallIterations: 15, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 411900 SDtfs, 129144 SDslu, 227480 SDs, 0 SdLazy, 231996 SolverSat, 81620 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3509 GetRequests, 3351 SyntacticMatches, 12 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7695 ImplicationChecksByTransitivity, 6.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 397 NumberOfCodeBlocks, 397 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 351 ConstructedInterpolants, 0 QuantifiedInterpolants, 21043 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 13 PerfectInterpolantSequences, 7/8 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; [L377] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L580] int pumpRunning = 0; [L581] int systemActive = 1; [L843] int waterLevel = 1; [L844] int methaneLevelCritical = 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 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 568.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 947.5 MB in the beginning and 1.1 GB in the end (delta: -182.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.26 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. * Boogie Preprocessor took 29.61 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 1049.67 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * CodeCheck took 8872.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.7 MB). Free memory was 1.0 GB in the beginning and 948.8 MB in the end (delta: 94.8 MB). Peak memory consumption was 174.5 MB. Max. memory is 11.5 GB. * Witness Printer took 179.13 ms. Allocated memory is still 1.3 GB. Free memory was 948.8 MB in the beginning and 932.0 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...